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Apple Watch SE 2020 40mm Review | 126 Data compared

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  • Avg. price: ~£260
  • Screen size: 1.53 inch
  • Battery life: 0.88 day/s
  • Display type: OLED

Apple Watch SE 2020 40mm review. Compare 126 technical specifications and user reviews to see how it ranks among smartwatches and if it is worth buying.

7.3

Overall score

What it is: An overall evaluation of the smartwatch's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best Smartwatches on the market.

Score components:

90.0%

7.2

Technical Score

10.0%

8.5

User score

Very good
7.2

Technical Score

What it is: An assessment of the smartwatch's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

When it matters: When you want to compare Smartwatches based on technical performance and available features.

Score components:

24.0%

5.7

Health

21.0%

9.9

Fitness

16.0%

3.0

Battery

14.0%

8.6

Smart features

12.0%

8.8

Connectivity

9.0%

7.5

Display & Design

4.0%

7.7

Hardware

Very good
8.5

User score

What it is: A rating that combines user reviews and the total number of reviews received by the smartwatch

When it matters: When you want to know how a smartwatch handles daily tasks and how reliable it remains over time according to user feedback.

Score components:

70.0%

7.8

User reviews

30.0%

10

Popularity

User score:
amazon
4.0
(371)
amazon
3.7
(238)
amazon
4.0
(119)

(Reviews last updated: Apr 2026)

Excellent
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    Best prices

    Best rankings

    ?

    Available: ranking among products currently available (including other versions of this product).
    All: ranking among all products in the database.

    Technical Specifications of smartwatch Apple Watch SE 2020 40mm

    Technical Score

    What it is: An assessment of the smartwatch's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

    When it matters: When you want to compare Smartwatches based on technical performance and available features.

    Score components:

    24.0%

    5.7

    Health

    21.0%

    9.9

    Fitness

    16.0%

    3.0

    Battery

    14.0%

    8.6

    Smart features

    12.0%

    8.8

    Connectivity

    9.0%

    7.5

    Display & Design

    4.0%

    7.7

    Hardware

    7.2
    Apple Watch SE 2020 40mm has a technical score of 7.17 points, which is higher than 72% of smartwatches.
    User score

    What it is: A rating that combines user reviews and the total number of reviews received by the smartwatch

    When it matters: When you want to know how a smartwatch handles daily tasks and how reliable it remains over time according to user feedback.

    Score components:

    70.0%

    7.8

    User reviews

    30.0%

    10

    Popularity

    User score:
    amazon
    4.0
    (371)
    amazon
    3.7
    (238)
    amazon
    4.0
    (119)

    (Reviews last updated: Apr 2026)

    8.5
    Apple Watch SE 2020 40mm has a user score of 8.46 points, which is higher than 77.4% of smartwatches.
    Popularity
    What it is: An indicator based on the number of reviews received by the smartwatch.
    When it matters: When you prefer to purchase a product chosen and reviewed by many other consumers.
    10
    Apple Watch SE 2020 40mm has a popularity of 10 points, which is higher than 74.7% of smartphones.
    Ratio quality/price

    What it is: An indicator that combines the smartwatch's overall rating with its cost.

    When it matters: When you are looking for a smartwatch with a good balance between quality and price.

    Score components:

    60.0%

    7.3

    Overall score

    40.0%

    9.2

    Price

    7.9
    Apple Watch SE 2020 40mm has a quality-to-price ratio of 7.9 points, which is higher than 71.6% of smartphones.
    Brand name
    What it is: The company that designs, sells, and supports the watch.
    When it matters: When brand ecosystem, style, or support matters to you.

    Importance: MEDIUM

    Apple
    Heart rate monitor
    What it is: A built-in sensor that measures your pulse directly from the wrist.
    When it matters: When you want health data from your wrist during the day or night.

    Importance: HIGH

    yes
    Apple Watch SE 2020 40mm includes a heart rate monitor. 90.4% of smartwatches include a heart rate monitor.
    Blood oxygen monitoring
    What it is: A wrist-based feature that estimates blood oxygen saturation over time.
    When it matters: When you want health data from your wrist during the day or night.

    Importance: HIGH

    no
    Apple Watch SE 2020 40mm does not support blood oxygen monitoring. 64.4% of smartwatches support blood oxygen monitoring.
    ECG
    What it is: The ability to record a single-lead electrocardiogram from the wrist.
    When it matters: When you want health data from your wrist during the day or night.

    Importance: HIGH

    no
    Apple Watch SE 2020 40mm does not support ECG. 15.1% of smartwatches support ECG.
    Irregular heart rate warnings
    What it is: Notifications that flag heart-rate patterns which appear unusually irregular.
    When it matters: When you want health data from your wrist during the day or night.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports irregular heart rate warnings. 43.7% of smartwatches support irregular heart rate warnings.
    Show more
    Accelerometer
    What it is: A motion sensor that measures acceleration, steps, gestures, and general movement.
    When it matters: When you track workouts and want better training data.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm includes an accelerometer. 99.1% of smartwatches include an accelerometer.
    Barometer
    What it is: A pressure sensor used for altitude changes, elevation estimates, and weather-related context.
    When it matters: When you run, ride, hike, or navigate without relying on your phone.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm includes a barometer. 45.6% of smartwatches include a barometer.
    Gyroscope
    What it is: A motion sensor that measures rotation and helps interpret wrist movement more accurately.
    When it matters: When you track workouts and want better training data.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm includes a gyroscope. 64.6% of smartwatches include a gyroscope.
    Cadence sensor
    What it is: A sensor input used to measure step or pedal rhythm during training.
    When it matters: When you track workouts and want better training data.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm includes a cadence sensor. 20.1% of smartwatches include a cadence sensor.
    Cadence may require external sensor/app pairing on some models.
    Distance tracking
    What it is: The ability to measure how far you move during walks, runs, rides, or other activities.
    When it matters: When you track workouts and want better training data.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports distance tracking. 95.7% of smartwatches support distance tracking.
    Show more
    Battery life
    What it is: The typical endurance the watch can deliver on a full charge under the stated usage pattern.
    When it matters: When you do not want to charge the watch too often.

    Importance: HIGH

    Good value: >=7 days

    0.88 day/s
    Apple Watch SE 2020 40mm offers a battery life of 0.88 day/s which is shorter than that of 96.1% of smartwatches and equal to that of 1.7% of smartwatches.
    Converted from roughly 18-24 hours of battery life.
    Battery life in training mode
    What it is: The expected endurance while workout tracking and related training functions are active.
    When it matters: When you do not want to charge the watch too often.

    Importance: HIGH

    Good value: >=36.8 h

    6 h
    Apple Watch SE 2020 40mm lasts 6 h in training mode which is shorter than 83.8% of smartwatches and equal to that of 6% of smartwatches.
    Battery life with GPS on
    What it is: The expected runtime when satellite tracking stays active throughout use.
    When it matters: When you do not want to charge the watch too often.

    Importance: HIGH

    Good value: >=35 h

    6.5 h
    Apple Watch SE 2020 40mm lasts 6.5 h with GPS on which is shorter than 86% of smartwatches and equal to that of 0.6% of smartwatches.
    Battery power
    What it is: The battery capacity, usually measured in milliampere-hours (mAh).
    When it matters: When you do not want to charge the watch too often.

    Importance: HIGH

    Good value: >=397 mAh

    245 mAh
    Apple Watch SE 2020 40mm has a battery capacity of 245 mAh which is smaller than the batteries in 72.5% of smartwatches and equal to those in 0.6% of smartwatches.
    Battery capacity varies by case size/model variant.
    Charge time
    What it is: The time needed to recharge the battery from empty to full or to a stated percentage.
    When it matters: When you want to top up the battery quickly.

    Importance: HIGH

    Good value: <=102 min

    150 min
    Apple Watch SE 2020 40mm charges in 150 min which is slower than 88.9% of smartwatches and equal to the charge time of 7.1% of smartwatches.
    Approximate value from reported charging range: 150 minutes.
    Show more
    Operating system
    What it is: The software platform that runs the watch interface, apps, and core functions.
    When it matters: When you care about apps, features, and long-term support.

    Importance: HIGH

    watchOS
    Apple Watch SE 2020 40mm runs watchOS which is more advanced than the operating system in 95.7% of smartwatches and the same as that in 4.3% of smartwatches.
    OS detail: watchOS (7).
    Software update frequency
    What it is: Shows how actively the watch is still updated: regular means ongoing updates throughout active support, occasional means updates every few months or only from time to time, and ended means active software support has mostly stopped.
    When it matters: When you care how actively the watch is still supported with fixes, patches, and new features.

    Importance: MEDIUM

    ended
    Apple Watch SE 2020 40mm has ended software update support which is equal to that of 57.5% of smartwatches.
    Software support appears ended or discontinued.
    Third-party app support
    What it is: Support for installing or using apps from developers beyond the watch maker.
    When it matters: When you care about apps, features, and long-term support.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports third-party apps. 47.6% of smartwatches support third-party apps.
    Notifications
    What it is: Mirroring of calls, messages, apps, or other alerts on the watch.
    When it matters: When you want to check alerts without taking out your phone.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports notifications. 99.9% of smartwatches support notifications.
    Voice assistant support
    What it is: Support for a voice assistant that can answer queries or trigger actions from the wrist.
    When it matters: When you want to control the watch or reply without typing.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports voice assistants. 68% of smartwatches support voice assistants.
    Show more
    Cellular module
    What it is: Built-in mobile connectivity that can keep the watch online away from the phone.
    When it matters: When you want calls, messages, or data without your phone nearby.

    Importance: HIGH

    yes
    Apple Watch SE 2020 40mm includes a cellular module. 17.2% of smartwatches include a cellular module.
    Cellular support may depend on LTE/GPS+Cellular variant selection.
    SIM cards
    What it is: The number or type of SIM options the watch accepts for cellular service.
    When it matters: When you want calls, messages, or data without your phone nearby.

    Importance: LOW

    Good value: eSIM support

    1
    GPS
    What it is: Built-in satellite positioning that lets the watch record location during outdoor activity.
    When it matters: When you run, ride, hike, or navigate without relying on your phone.

    Importance: HIGH

    yes
    Apple Watch SE 2020 40mm supports GPS. 56.1% of smartwatches support GPS.
    Galileo support
    What it is: Support for Galileo satellites alongside other positioning systems.
    When it matters: When you run, ride, hike, or navigate without relying on your phone.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm supports Galileo navigation. 38.7% of smartwatches support Galileo navigation.
    Compass
    What it is: A directional sensor that helps the watch determine heading and orientation.
    When it matters: When you run, ride, hike, or navigate without relying on your phone.

    Importance: MEDIUM

    yes
    Apple Watch SE 2020 40mm includes a compass. 49.3% of smartwatches include a compass.
    Show more
    Screen size
    What it is: The diagonal measurement of the visible display area, usually expressed in inches.
    When it matters: When you want the screen to be easy to read at a glance.

    Importance: HIGH

    Good value: >=1.5 inch

    1.53 inch
    Apple Watch SE 2020 40mm has a screen size of 1.53 inch which is larger than the screens of 70.5% of smartwatches and equal to those of 0.2% of smartwatches.
    Some sources mention multiple/uncertain size variants.
    Display type
    What it is: The screen technology used by the watch, such as AMOLED, OLED, or memory-in-pixel LCD.
    When it matters: When you want the screen to be easy to read at a glance.

    Importance: HIGH

    OLED
    Apple Watch SE 2020 40mm uses a OLED display type which is less advanced than that of 51.4% of smartwatches and the same as that of 9.7% of smartwatches.
    Retina branding. LTPO panel wording.
    Resolution
    What it is: The total number of pixels available on the watch display.
    When it matters: When you want the screen to be easy to read at a glance.

    Importance: MEDIUM

    Good value: >=416 x 416

    324 x 394
    Apple Watch SE 2020 40mm has a display resolution of 324 x 394 which is lower than that of 52.7% of smartwatches and equal to that of 0.7% of smartwatches.
    Pixel density
    What it is: The number of pixels packed into each inch of the display.
    When it matters: When you want the screen to be easy to read at a glance.

    Importance: MEDIUM

    Good value: >=326 ppi

    333 ppi
    Apple Watch SE 2020 40mm has a pixel density of 333 ppi which is higher than that of 57.9% of smartwatches and equal to that of 0.2% of smartwatches.
    Display brightness
    What it is: The peak brightness the display can reach, usually expressed in nits.
    When it matters: When you want the screen to stay readable outdoors and in strong sunlight.

    Importance: HIGH

    Good value: >=1000 nits

    1,000 nits
    Apple Watch SE 2020 40mm reaches 1000 nits nits of display brightness, which is higher than that of 59.5% of smartwatches and equal to that of 26.5% of smartwatches.
    Show more
    CPU speed
    What it is: The clock speed of the watch processor, usually expressed in GHz or MHz.
    When it matters: When you want apps and menus to feel smooth.

    Importance: MEDIUM

    Good value: Modern standard

    ?
    Processor model
    What it is: The processor model is the chipset or SoC that powers the watch's performance, connectivity, and efficiency.
    When it matters: When you care about app responsiveness, platform generation, and long-term feature support.

    Importance: LOW

    Good value: modern smartwatch chipset

    Apple S5
    Apple Watch SE 2020 40mm uses the Apple S5 processor model.
    RAM
    What it is: The amount of working memory available for apps, watch faces, and background tasks.
    When it matters: When you want apps and menus to feel smooth.

    Importance: MEDIUM

    Good value: >=1 GB

    1 GB
    Apple Watch SE 2020 40mm has 1 GB of RAM which is larger than the RAM in 32.3% of smartwatches and equal to that of 34.6% of smartwatches.
    Internal storage
    What it is: Built-in storage for apps, music, watch faces, and other local data.
    When it matters: When you want more room for apps, music, or offline data.

    Importance: MEDIUM

    Good value: >=8 GB

    32 GB
    Apple Watch SE 2020 40mm uses 32 GB for internal storage which is larger than that of 84.8% of smartwatches and equal to that of 13.4% of smartwatches.
    External memory slot
    What it is: A slot for expandable storage such as a memory card, if the watch provides one.
    When it matters: When you want more room for apps, music, or offline data.

    Importance: LOW

    no
    Apple Watch SE 2020 40mm does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
    Show more

    Apple Watch SE 2020 40mm vs the average smartwatch

    • Has cellular module
      Apple Watch SE 202,040mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
      Cellular support may depend on LTE/GPS+Cellular variant selection.
      What it is: Built-in mobile connectivity that can keep the watch online away from the phone.
      When it matters: When you want calls, messages, or data without your phone nearby.

      Importance: HIGH

      Apple Watch SE 202,040mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • More advanced operating system
      Apple Watch SE 202,040mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
      OS detail: watchOS (7).
      What it is: The software platform that runs the watch interface, apps, and core functions.
      When it matters: When you care about apps, features, and long-term support.

      Importance: HIGH

      Apple Watch SE 202,040mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).watchOS vs Proprietary OS
    • Includes fall detection
      Apple Watch SE 202,040mm supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
      What it is: Automatic detection of hard falls that can trigger checks or emergency actions.
      When it matters: When you want extra help in an emergency.

      Importance: HIGH

      Apple Watch SE 202,040mm supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • Includes wireless charging
      Apple Watch SE 202,040mm supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
      What it is: Support for recharging the watch through a charging pad, puck, or other cable-free method.
      When it matters: When you want to top up the battery quickly.

      Importance: MEDIUM

      Apple Watch SE 202,040mm supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • 28 GB more storage
      Apple Watch SE 202,040mm offers more internal storage than the average smartwatch (32 GB vs 4 GB). The average smartwatch provides 4 GB of storage.
      What it is: Built-in storage for apps, music, watch faces, and other local data.
      When it matters: When you want more room for apps, music, or offline data.

      Importance: MEDIUM

      Good value: >=8 GB

      Apple Watch SE 202,040mm offers more internal storage than the average smartwatch (32 GB vs 4 GB). The average smartwatch provides 4 GB of storage.32 GB vs 4 GB
    • Has NFC
      Apple Watch SE 202,040mm supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
      What it is: Near-field communication hardware used for payments, pairing, or quick tap-based actions.
      When it matters: When you want to pay quickly or pair devices with a tap.

      Importance: HIGH

      Apple Watch SE 202,040mm supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Has HRV tracking
      Apple Watch SE 202,040mm supports HRV tracking, the average smartwatch does not. 38.2% of smartwatches support HRV tracking.
      What it is: Measurement of heart-rate variability, the change in timing between heartbeats.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: MEDIUM

      Apple Watch SE 202,040mm supports HRV tracking, the average smartwatch does not. 38.2% of smartwatches support HRV tracking.
    • Supports Emergency SOS
      Apple Watch SE 202,040mm includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
      What it is: An emergency feature that can contact help or alert trusted people from the watch.
      When it matters: When you want extra help in an emergency.

      Importance: HIGH

      Apple Watch SE 202,040mm includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • Has HRV tracking
      Apple Watch SE 202,040mm supports HRV tracking, the average smartwatch does not. 38.2% of smartwatches support HRV tracking.
    • Has readiness score
      Apple Watch SE 202,040mm supports readiness scores, the average smartwatch does not. 18.4% of smartwatches support readiness scores.
    • Supports VO2 max
      Apple Watch SE 202,040mm measures VO2 max, the average smartwatch does not. 49.3% of smartwatches measure VO2 max.
    • Has irregular heart alerts
      Apple Watch SE 202,040mm supports irregular heart rate warnings, the average smartwatch does not. 43.7% of smartwatches support irregular heart rate warnings.
    • Has weight tracking
      Apple Watch SE 202,040mm supports weight tracking, the average smartwatch does not. 39.2% of smartwatches support weight tracking.
    • Has multi-sport mode
      Apple Watch SE 202,040mm includes a multi-sport mode, the average smartwatch does not. 49.4% of smartwatches include a multi-sport mode.
    • Has barometer
      Apple Watch SE 202,040mm includes a barometer, the average smartwatch does not. 45.6% of smartwatches include a barometer.
    • Has cadence sensor
      Apple Watch SE 202,040mm includes a cadence sensor, the average smartwatch does not. 20.1% of smartwatches include a cadence sensor.
    • Has external HR monitor
      Apple Watch SE 202,040mm supports external heart rate monitor compatibility, the average smartwatch does not. 41.3% of smartwatches support external heart rate monitor compatibility.
    • Includes wireless charging
      Apple Watch SE 202,040mm supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • Has cellular module
      Apple Watch SE 202,040mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • Has NFC
      Apple Watch SE 202,040mm supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Includes maps
      Apple Watch SE 202,040mm supports maps, the average smartwatch does not. 32.2% of smartwatches support maps.
    • Has compass
      Apple Watch SE 202,040mm includes a compass, the average smartwatch does not. 49.3% of smartwatches include a compass.
    • Supports Wi-Fi
      Apple Watch SE 202,040mm supports Wi-Fi, the average smartwatch does not. 43.4% of smartwatches support Wi-Fi.
    • Supports Galileo
      Apple Watch SE 202,040mm supports Galileo navigation, the average smartwatch does not. 38.7% of smartwatches support Galileo navigation.
    • Has rugged design
      Apple Watch SE 202,040mm has a rugged design, the average smartwatch does not. 34.5% of smartwatches have a rugged design.
    • 400 nits higher display brightness
      Apple Watch SE 202,040mm has higher display brightness than the average smartwatch (1,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
    • 0.13 inch larger screen size
      Apple Watch SE 202,040mm has a larger screen size than the average smartwatch (1.5 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.
    • 14.5 g lighter weight
      Apple Watch SE 202,040mm is lighter than the average smartwatch (30.5 g vs 45 g). The average smartwatch weighs 45 g.
    • 1.2 mm thinner watch body
      Apple Watch SE 202,040mm is thinner than the average smartwatch (10.4 mm vs 11.60 mm). The average smartwatch thickness is 11.60 mm.
    • 8 mm narrower watch width
      Apple Watch SE 202,040mm is narrower than the average smartwatch (34 mm vs 42.0 mm). The average smartwatch width is 42.0 mm.
    • 2 mm narrower band
      Apple Watch SE 202,040mm has a narrower band width than the average smartwatch (20 mm vs 22.0 mm). The average smartwatch band is 22.0 mm wide.
    • More advanced operating system
      Apple Watch SE 202,040mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
    • Includes fall detection
      Apple Watch SE 202,040mm supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • Supports Emergency SOS
      Apple Watch SE 202,040mm includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • Supports third-party apps
      Apple Watch SE 202,040mm supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
    • 28 GB more storage
      Apple Watch SE 202,040mm offers more internal storage than the average smartwatch (32 GB vs 4 GB). The average smartwatch provides 4 GB of storage.
    • More advanced processor model
      Apple Watch SE 202,040mm uses the Apple S5 processor model, while the average smartwatch uses Snapdragon 400.

    Total
    Overall
    Health
    Fitness
    Battery
    Connectivity
    Display & Design
    Smart features
    Hardware
    • No blood oxygen
      Apple Watch SE 202,040mm does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • No stress monitoring
      Apple Watch SE 202,040mm does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
      Some stress features may depend on third-party apps.
    • 5,534 m lower max altitude
      Apple Watch SE 202,040mm supports a lower maximum altitude than the average smartwatch (3,000 m vs 8,534 m). The average smartwatch reaches 8,534 m.
    • 6.12 day/s shorter battery life
      Apple Watch SE 202,040mm offers 0.9 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from roughly 18-24 hours of battery life.
    • 13.5 h shorter GPS battery life
      Apple Watch SE 202,040mm lasts less with GPS on than the average smartwatch (6.5 h vs 20 h). The average smartwatch lasts 20 h.
    • 14 h shorter training battery life
      Apple Watch SE 202,040mm lasts less in training mode than the average smartwatch (6 h vs 20 h). The average smartwatch lasts 20 h.
    • 55 mAh smaller battery capacity
      Apple Watch SE 202,040mm has a smaller battery capacity than the average smartwatch (245 mAh vs 300 mAh). The average smartwatch battery is 300 mAh.
      Battery capacity varies by case size/model variant.
    • 30 min longer charge time
      Apple Watch SE 202,040mm charges slower than the average smartwatch (150 min vs 120 min). The average smartwatch charges in 120 min.
      Approximate value from reported charging range: 150 minutes.
    • Not compatible with Android
      Apple Watch SE 202,040mm is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • No always-on display
      Apple Watch SE 202,040mm does not have an always-on display, the average smartwatch does. 66.4% of smartwatches have an always-on display.
    • Basic display type
      Apple Watch SE 202,040mm uses OLED display technology, while the average smartwatch features AMOLED.
      Retina branding. LTPO panel wording.
    • No smart alarm
      Apple Watch SE 202,040mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • No blood oxygen
      Apple Watch SE 202,040mm does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
      What it is: A wrist-based feature that estimates blood oxygen saturation over time.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: HIGH

      Apple Watch SE 202,040mm does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • No always-on display
      Apple Watch SE 202,040mm does not have an always-on display, the average smartwatch does. 66.4% of smartwatches have an always-on display.
      What it is: A display mode that keeps key information visible even when the watch is idle.
      When it matters: When you want the screen to be easy to read at a glance.

      Importance: HIGH

      Apple Watch SE 202,040mm does not have an always-on display, the average smartwatch does. 66.4% of smartwatches have an always-on display.
    • No stress monitoring
      Apple Watch SE 202,040mm does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
      Some stress features may depend on third-party apps.
      What it is: Stress estimates derived from heart rate, HRV, or similar body signals.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: HIGH

      Apple Watch SE 202,040mm does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • 6.12 day/s shorter battery life
      Apple Watch SE 202,040mm offers 0.9 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from roughly 18-24 hours of battery life.
      What it is: The typical endurance the watch can deliver on a full charge under the stated usage pattern.
      When it matters: When you do not want to charge the watch too often.

      Importance: HIGH

      Good value: >=7 days

      Apple Watch SE 202,040mm offers 0.9 day/s of battery life, while the average smartwatch offers 7 day/s.0.88 day/s vs 7 day/s
    • Not compatible with Android
      Apple Watch SE 202,040mm is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
      What it is: Shows how well the smartwatch works with Android pairing, syncing, and core features.
      When it matters: When you use an Android phone and want the watch to pair, sync, and keep its main features working properly.

      Importance: MEDIUM

      Apple Watch SE 202,040mm is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • Basic display type
      Apple Watch SE 202,040mm uses OLED display technology, while the average smartwatch features AMOLED.
      Retina branding. LTPO panel wording.
      What it is: The screen technology used by the watch, such as AMOLED, OLED, or memory-in-pixel LCD.
      When it matters: When you want the screen to be easy to read at a glance.

      Importance: HIGH

      Apple Watch SE 202,040mm uses OLED display technology, while the average smartwatch features AMOLED.OLED vs AMOLED
    • No smart alarm
      Apple Watch SE 202,040mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
      What it is: A smart alarm tries to wake you during a lighter sleep phase within a chosen time window instead of at one fixed minute.
      When it matters: It matters if you wear your smartwatch overnight and want a gentler wake-up based on your sleep pattern rather than a standard fixed alarm.

      Importance: LOW

      Apple Watch SE 202,040mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • 13.5 h shorter GPS battery life
      Apple Watch SE 202,040mm lasts less with GPS on than the average smartwatch (6.5 h vs 20 h). The average smartwatch lasts 20 h.
      What it is: The expected runtime when satellite tracking stays active throughout use.
      When it matters: When you do not want to charge the watch too often.

      Importance: HIGH

      Good value: >=35 h

      Apple Watch SE 202,040mm lasts less with GPS on than the average smartwatch (6.5 h vs 20 h). The average smartwatch lasts 20 h.6.5 h vs 20 h
    Total
    Overall
    Health
    Fitness
    Battery
    Connectivity
    Display & Design
    Smart features

    Graphic comparison of Apple Watch SE 2020 40mm and other Smartwatches

    Attribute category
    Attribute
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    Third-party reviews

    amazon
    4.0
    371 Reviews
    amazon
    3.7
    238 Reviews
    amazon
    4.0
    119 Reviews

    (Reviews last updated: Apr 2026)

    What customers like about Apple Watch SE 2020 40mm?

    • Excellent value for money, providing core Apple Watch features at a more accessible price point.
    • Bright, crisp Retina OLED display that remains easy to read in direct sunlight.
    • Lightweight and comfortable design, making it suitable for all-day wear and sleep tracking.
    • Smooth and snappy performance powered by the S5 chip.
    • Reliable fitness and activity tracking, including accurate GPS and heart rate monitoring.
    • Swim-proof design with water resistance up to 50 metres.
    • Access to the extensive watchOS app ecosystem and seamless integration with iPhone.

    What customers dislike about Apple Watch SE 2020 40mm?

    • Lack of an Always-On display, requiring a wrist raise or tap to see the time.
    • Missing advanced health sensors such as ECG (electrocardiogram) and SpO2 (blood oxygen monitoring).
    • Battery life typically requires daily charging, especially with active GPS or workout use.
    • Slower charging speeds compared to premium models like the Series 6 or later.
    • Incompatibility with Android devices; requires an iPhone for setup and most features.
    • Sleep tracking is considered basic compared to some competitors.

    Expert reviews

    E
    expertreviews.co.uk
    01/12/2020
    Apple Watch SE review: Cut back but still great Would you like to see a comparison of how the 2020 model's battery life performs against the newer 202...

    The Apple Watch SE offers a high-quality Retina OLED display and the capable S5 processor, serving as a value-driven alternative for iPhone users by omitting advanced health sensors and an always-on display. It delivers a premium experience with the same aesthetic as higher-end models, providing snappy performance for daily tasks and notifications. Pros include excellent haptic...Read more

    T
    techradar.com
    01/09/2020
    Apple Watch SE review - TechRadar

    The Apple Watch SE offers a high-value alternative to flagship models by retaining a large Retina display, fast performance, and essential safety features like fall detection. It serves as a comfortable,,90% equivalent to premium models at a lower price point, with added benefits like Family Setup for versatile user adoption. Key trade-offs include the absence of an Always-On...Read more

    T
    t3.com
    25/03/2021
    Apple Watch SE review: the ideal smartwatch for most iPhone users

    The Apple Watch SE 3 bridges the gap between budget and flagship models by introducing a fast S10 chip, an Always-On display, and on-device Siri to the entry-level lineup. Key pros include excellent value, the addition of temperature-based health tracking, and faster charging that hits 80% in about 45 minutes. Conversely, cons include an aging chassis with thick bezels, a...Read more

    T
    trustedreviews.com
    06/10/2020
    Apple Watch SE Review

    The Apple Watch SE is described by Trusted Reviews as a high-value wearable that retains core premium features, such as a bright OLED display and the S5 chip for snappy performance, at a lower price point. Pros include superb build quality, reliable GPS, extensive fitness tracking, and solid battery life that often outperforms flagship models. Cons are the absence of an always-on...Read more

    T
    theguardian.com
    08/10/2020
    Apple Watch SE review: an almost great cheaper option

    The Guardian's review describes the 2020 Apple Watch SE as a "resounding success" that combines a modern, large-screen design with the older S5 processor, acting as a mid-tier hybrid option. While it lacks premium casing materials, it offers high-quality recycled aluminum, excellent performance, and an impressive battery life of up to 49 hours, including sleep tracking. Key health...Read more

    Z
    zdnet.com
    01/09/2020
    This Apple Watch model is still my favorite Note on Identification: This model is the 1st generation Apple Watch SE, often referred to by its release...

    The Apple Watch SE 3 is identified as a top-value, $250 entry point featuring the high-performance S10 chip and an always-on display, bringing it closer to premium models. Key advantages include a lightweight design ideal for 24/7 wear, 5G connectivity, and faster charging capabilities. While lacking advanced sensors like ECG and hypertension detection found on higher-end models,...Read more

    P
    pcmag.com
    29/09/2020
    Apple Watch SE (2020) Review - PCMag

    The Apple Watch SE (2nd Gen) offers a compelling, budget-friendly alternative to premium models, featuring the upgraded S8 processor for improved performance and a lightweight, durable design. Pros include enhanced battery life lasting roughly 37 hours, safety features like crash detection, and support for Family Setup, making it ideal for new users. Key compromises for the lower...Read more

    S
    stern.de
    23/09/2020
    Apple Watch SE im Test: Das kann die neue Günstig-Uhr von Apple

    The Apple Watch SE is highlighted by Stern.de as a value-driven device, combining a modern design and fast performance from the S5 processor with a 30% larger display than the Series 3. Key strengths include essential features like fall detection, emergency SOS, and comprehensive health monitoring, though it lacks the always-on display. Technical compromises to reach a lower price...Read more

    (Translated)Show original
    M
    macwelt.de
    03/10/2020
    Apple Watch SE im Test: Für wen sie sich lohnt

    The Macwelt review characterizes the Apple Watch SE as a high-value alternative offering a modern experience, faster performance, and essential safety features like fall detection at a lower price point than flagship models. Key cons identified include the lack of an Always-On Display, absence of advanced health sensors (ECG/SpO2), and slower charging capabilities. The review...Read more

    (Translated)Show original
    I
    iphon.fr
    20/09/2020
    Apple Watch SE smartwatch: Specs, price, and reviews

    According to the iPhon.fr review, the Apple Watch SE offers a high-value, fast-performing entry point into the Apple ecosystem, utilizing the S5 chip for a snappy interface and a bright Retina OLED display. It features essential safety capabilities like Fall Detection and Emergency SOS, while lacking an Always-On display, ECG, and Blood Oxygen sensors to maintain a lower price...Read more

    (Translated)Show original
    C
    clubic.com
    18/11/2020
    Test Apple Watch SE : moins chère mais pour quelles concessions ?

    The Apple Watch SE review from Clubic presents the device as a strategic 'mishmash' of previous generations designed to offer the core Apple Watch experience at a more accessible price point. While it adopts the modern design of the Series 4 and later models—featuring the same 40mm and 44mm OLED display sizes with a peak brightness of 1,000 nits—it achieves its lower cost by...Read more

    (Translated)Show original
    P
    phonandroid.com
    15/10/2020
    Test Apple Watch SE : notre avis et nos impressions sur la montre connectée d’Apple

    The Apple Watch SE acts as a balanced entry-level device, offering modern performance with the S5/S8 chip, a 100% recycled aluminum case, and essential features like Crash Detection at a lower price point than flagship models. It excels in delivering core functionality, including robust fitness tracking, Apple Pay, and a comfortable, lightweight design with reliable 18-hour battery...Read more

    (Translated)Show original
    L
    lesnumeriques.com
    18/11/2020
    Apple Watch SE Review: The Right Balance

    The Apple Watch SE offers a balanced experience featuring excellent build quality, a high-quality OLED display, and a highly responsive watchOS interface, according to Les Numériques. Pros include precise heart rate monitoring, essential safety features like fall detection, and rapid, fluid performance, although it lacks the always-on display found on higher-end models. Key...Read more

    (Translated)Show original
    G
    global.techradar.com
    09/09/2021
    Apple Watch SE: análisis

    The Apple Watch SE offers excellent value as an entry-level wearable for iPhone users, incorporating core features like the S8 chip and safety tools (Crash Detection) from higher-end models into an affordable aluminum design. Key advantages include high-speed performance, the watchOS ecosystem, and essential health tracking at a lower price point. Significant limitations include the...Read more

    (Translated)Show original
    I
    ipadizate.com
    02/05/2024
    Apple Watch SE vs Apple Watch SE 2: diferencias entre las dos generaciones

    The Apple Watch SE 2 (2022) offers a 20% performance boost over the original model with the S8 SiP chip, making it a powerful, affordable entry point for new users. While keeping the familiar 40mm/44mm design, it features a new nylon composite back and includes key safety features like Crash Detection, along with Bluetooth 5.3 for future-proofing. Pros include exceptional value for...Read more

    (Translated)Show original
    H
    hablandodemanzanas.com
    05/10/2020
    Apple Watch SE · First Impressions and Unboxing

    The Apple Watch SE offers a premium, classic Apple unboxing experience, featuring a 100% recycled aluminum case, an Ion-X glass display, and easy setup, according to Hablando de Manzanas. It delivers a fast, smooth experience powered by the S5 chip, with highlights including a bright Retina display, good haptics, and features like water resistance to 50 meters, fall detection, and...Read more

    (Translated)Show original
    E
    es.root-nation.com
    24/12/2020
    Reseña del Apple Watch SE: No gastes demasiado

    The Apple Watch SE offers a high-value, budget-friendly alternative by combining a Series 4 design with S5-level performance, featuring a bright Retina OLED display, a quality aluminium build, and full band compatibility. The device maintains core, fast-performing functionalities without the high price point of flagship models. Key pros include reliable GPS, seamless iPhone...Read more

    (Translated)Show original
    S
    spider-mac.com
    23/09/2020
    Recensione: Apple Watch SE, solo le funzioni che userete veramente, ad un prezzo conveniente

    The review characterizes the Apple Watch SE (2020) as a 'rational' choice, leveraging the S5 chip to offer a 30% larger Retina display, fall detection, and an always-on altimeter at a mid-range price point. It provides a smooth experience with watchOS 7, including features like sleep tracking, without the premium cost of the Series 6. Cons include the omission of an Always-On...Read more

    (Translated)Show original
    I
    iphoneitalia.com
    05/10/2020
    Recensione Apple Watch SE: fa (quasi) tutto e costa meno – VIDEO

    The Apple Watch SE is positioned as an ideal, budget-friendly entry point offering a premium experience, including a bright OLED display and the same responsive processor as higher-end models. While lighter and comfortable for daily use, it features a slightly thicker design than the flagship, but maintains essential features like fall detection and reliable fitness tracking. Key...Read more

    (Translated)Show original
    A
    andreagaleazzi.com
    23/09/2020
    Recensione APPLE WATCH SE - Andrea Galeazzi

    Andrea Galeazzi describes the Apple Watch SE as a 'Special Edition' that uses the Series 6 design, featuring a responsive S5 processor, accurate motion sensors, and high build quality, though it lacks an Always-On Display. The device offers the core Apple experience, including new watch faces, but omits key health features like blood oxygen (SpO2) monitoring and ECG functionality,...Read more

    (Translated)Show original
    T
    tweakers.net
    14/12/2020
    Apple Watch SE (40mm) - Reviews - Tweakers

    The Apple Watch SE (40mm) is generally praised by users as a high-value "entry-level" wearable, offering essential functionality and a lightweight, durable aluminum design. It is noted for snappy, responsive performance, featuring a bright Retina display that provides a solid, comfortable experience for daily wear and activity tracking. However, the device lacks premium features,...Read more

    (Translated)Show original
    I
    iphoned.nl
    08/10/2020
    Apple Watch SE review: the new entry-level model has everything you need

    The iPhoned.nl review labels the Apple Watch SE 2022 as a high-value, powerful device equipped with the same S8 chip as the Series 8, offering excellent performance for tracking workouts and health data. Key disadvantages noted are the absence of an Always-On display, larger bezels, and missing advanced health sensors like ECG and blood oxygen monitoring found on higher-end models....Read more

    (Translated)Show original
    W
    want.nl
    06/10/2020
    Apple Watch SE Review: By far the very best deal

    The Apple Watch SE offers a fast user experience with the S5 chip and, despite lacking an always-on display and advanced ECG/SpO2 health sensors, delivers essential features like solid activity tracking and water resistance. It serves as a strong, budget-friendly entry point for users who do not require premium health monitoring, boasting excellent integration with the Apple...Read more

    (Translated)Show original
    G
    global.techradar.com
    12/11/2020
    Apple Watch SE review

    The Apple Watch SE (2020) acts as a value-driven alternative, offering a large OLED display and fast S5 processor at a lower price point than the flagship Series 6. Key strengths include snappy performance, reliable fitness/heart rate tracking, and crucial safety features like fall detection, making it ideal for new users. To reach this price, the device lacks an Always-On display,...Read more

    (Translated)Show original
    I
    iculture.nl
    01/10/2020
    Apple Watch SE review: modern en betaalbaar

    The iCulture review identifies the Apple Watch SE as a strategic, high-value alternative that bridges the gap between budget and high-end models, featuring the modern design and thinner bezels of the Series 4. It offers a snappy user experience, driven by the S5 chip and an always-on altimeter, delivering performance nearly identical to the flagship in day-to-day use. The device is...Read more

    (Translated)Show original

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