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Apple Watch SE 2025 40mm Review | 126 Data compared

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  • Avg. price: ~£240
  • Screen size: 1.57 inch
  • Battery life: 0.88 day/s
  • Display type: OLED

Apple Watch SE 2025 40mm review. Compare 126 technical specifications and user reviews to see how it ranks among smartwatches and if it is worth buying.

7.8

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%

7.7

Technical Score

10.0%

8.4

User score

Very good
7.7

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%

5.9

Health

21.0%

9.9

Fitness

16.0%

4.2

Battery

14.0%

10

Smart features

12.0%

8.9

Connectivity

9.0%

8.2

Display & Design

4.0%

8.2

Hardware

Very good
8.4

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%

9.6

User reviews

30.0%

5.5

Popularity

User score:
amazon
4.8
(169)

(Reviews last updated: Apr 2026)

Excellent
    • apple-watch-se-2025-40mm
    • apple-watch-se-2025-40mm
    apple-watch-se-2025-40mm
    apple-watch-se-2025-40mm

    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 2025 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%

    5.9

    Health

    21.0%

    9.9

    Fitness

    16.0%

    4.2

    Battery

    14.0%

    10

    Smart features

    12.0%

    8.9

    Connectivity

    9.0%

    8.2

    Display & Design

    4.0%

    8.2

    Hardware

    7.7
    Apple Watch SE 2025 40mm has a technical score of 7.71 points, which is higher than 81.1% 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%

    9.6

    User reviews

    30.0%

    5.5

    Popularity

    User score:
    amazon
    4.8
    (169)

    (Reviews last updated: Apr 2026)

    8.4
    Apple Watch SE 2025 40mm has a user score of 8.37 points, which is higher than 75% 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.
    5.5
    Apple Watch SE 2025 40mm has a popularity of 5.5 points, which is higher than 62% 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%

    7.8

    Overall score

    40.0%

    9.3

    Price

    8.2
    Apple Watch SE 2025 40mm has a quality-to-price ratio of 8.2 points, which is higher than 81.7% 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 2025 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 2025 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 2025 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 2025 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 2025 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 2025 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 2025 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 2025 40mm includes a cadence sensor. 20.1% of smartwatches include a cadence sensor.
    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 2025 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 2025 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

    6.5 h
    Apple Watch SE 2025 40mm lasts 6.5 h in training mode which is shorter than 82.9% of smartwatches and equal to that of 0.7% 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

    7 h
    Apple Watch SE 2025 40mm lasts 7 h with GPS on which is shorter than 81.1% of smartwatches and equal to that of 4.7% 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

    271 mAh
    Apple Watch SE 2025 40mm has a battery capacity of 271 mAh which is smaller than the batteries in 64.5% of smartwatches 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

    75 min
    Apple Watch SE 2025 40mm charges in 75 min which is faster than 75% of smartwatches and equal to the charge time of 3.2% of smartwatches.
    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 2025 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 (26).
    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

    regular
    Apple Watch SE 2025 40mm has regular software update support which is more active than that of 94% of smartwatches and equal to that of 6% of smartwatches.
    Updates are released regularly throughout the year.
    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 2025 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 2025 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 2025 40mm supports voice assistants. 68% of smartwatches support voice assistants.
    Availability depends on paired phone and/or regional support.
    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 2025 40mm includes a cellular module. 17.2% of smartwatches include a cellular module.
    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 2025 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 2025 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 2025 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

    1.57 inch
    Apple Watch SE 2025 40mm has a screen size of 1.57 inch which is larger than the screens of 73% of smartwatches and equal to those of 1.1% 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 2025 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 2025 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

    326 ppi
    Apple Watch SE 2025 40mm has a pixel density of 326 ppi which is higher than that of 46.4% of smartwatches and equal to that of 8.3% 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 2025 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

    2 x 1.8 GHz
    Apple Watch SE 2025 40mm uses a CPU configuration of 2 x 1.8 GHz which is faster than that in 80% of smartwatches and equal to that in 2.4% of smartwatches.
    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 S10
    Apple Watch SE 2025 40mm uses the Apple S10 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 2025 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

    64 GB
    Apple Watch SE 2025 40mm uses 64 GB for internal storage which is larger than that of 98.3% of smartwatches and equal to that of 1.7% 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 2025 40mm does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
    Show more

    Apple Watch SE 2025 40mm vs the average smartwatch

    • Has cellular module
      Apple Watch SE 202,540mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a 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

      Apple Watch SE 202,540mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • More advanced operating system
      Apple Watch SE 202,540mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
      OS detail: watchOS (26).
      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 202,540mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).watchOS vs Proprietary OS
    • 60 GB more storage
      Apple Watch SE 202,540mm offers more internal storage than the average smartwatch (64 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 202,540mm offers more internal storage than the average smartwatch (64 GB vs 4 GB). The average smartwatch provides 4 GB of storage.64 GB vs 4 GB
    • Includes fall detection
      Apple Watch SE 202,540mm 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 202,540mm supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • Includes wireless charging
      Apple Watch SE 202,540mm 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 202,540mm supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • Has NFC
      Apple Watch SE 202,540mm 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 202,540mm supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Has temperature sensor
      Apple Watch SE 202,540mm includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
      What it is: A sensor that records skin or wrist temperature changes and longer-term trends.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: MEDIUM

      Apple Watch SE 202,540mm includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
    • More frequent updates
      Apple Watch SE 202,540mm receives regular software updates, while the average smartwatch receives ended updates.
      Updates are released regularly throughout the year.
      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

      Apple Watch SE 202,540mm receives regular software updates, while the average smartwatch receives ended updates.regular vs ended
    • Has temperature sensor
      Apple Watch SE 202,540mm includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
    • Has HRV tracking
      Apple Watch SE 202,540mm supports HRV tracking, the average smartwatch does not. 38.2% of smartwatches support HRV tracking.
    • Supports VO2 max
      Apple Watch SE 202,540mm measures VO2 max, the average smartwatch does not. 49.3% of smartwatches measure VO2 max.
    • Has irregular heart alerts
      Apple Watch SE 202,540mm 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 202,540mm supports weight tracking, the average smartwatch does not. 39.2% of smartwatches support weight tracking.
    • Supports water intake tracking
      Apple Watch SE 202,540mm tracks water intake, the average smartwatch does not. 48.2% of smartwatches track water intake.
    • Has multi-sport mode
      Apple Watch SE 202,540mm includes a multi-sport mode, the average smartwatch does not. 49.4% of smartwatches include a multi-sport mode.
    • Has barometer
      Apple Watch SE 202,540mm includes a barometer, the average smartwatch does not. 45.6% of smartwatches include a barometer.
    • Has cadence sensor
      Apple Watch SE 202,540mm includes a cadence sensor, the average smartwatch does not. 20.1% of smartwatches include a cadence sensor.
    • Has external HR monitor
      Apple Watch SE 202,540mm 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 202,540mm supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • 45 min shorter charge time
      Apple Watch SE 202,540mm charges faster than the average smartwatch (75 min vs 120 min). The average smartwatch charges in 120 min.
    • Has cellular module
      Apple Watch SE 202,540mm includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • Has NFC
      Apple Watch SE 202,540mm supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Includes maps
      Apple Watch SE 202,540mm supports maps, the average smartwatch does not. 32.2% of smartwatches support maps.
    • Has compass
      Apple Watch SE 202,540mm includes a compass, the average smartwatch does not. 49.3% of smartwatches include a compass.
    • Supports Wi-Fi
      Apple Watch SE 202,540mm supports Wi-Fi, the average smartwatch does not. 43.4% of smartwatches support Wi-Fi.
    • Supports Galileo
      Apple Watch SE 202,540mm supports Galileo navigation, the average smartwatch does not. 38.7% of smartwatches support Galileo navigation.
    • Newer Bluetooth version
      Apple Watch SE 202540mm supports a newer Bluetooth version than the average smartwatch (5.3 vs 5.0). The average smartwatch uses 5.0.
    • Has rugged design
      Apple Watch SE 202,540mm 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 202,540mm has higher display brightness than the average smartwatch (1,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
    • 0.17 inch larger screen size
      Apple Watch SE 202,540mm has a larger screen size than the average smartwatch (1.6 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.
    • 18.6 g lighter weight
      Apple Watch SE 202,540mm is lighter than the average smartwatch (26.4 g vs 45 g). The average smartwatch weighs 45 g.
    • 0.9 mm thinner watch body
      Apple Watch SE 202,540mm is thinner than the average smartwatch (10.7 mm vs 11.60 mm). The average smartwatch thickness is 11.60 mm.
    • 8 mm narrower watch width
      Apple Watch SE 202,540mm 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 202,540mm 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 202,540mm runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
    • Includes fall detection
      Apple Watch SE 202,540mm supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • More frequent updates
      Apple Watch SE 202,540mm receives regular software updates, while the average smartwatch receives ended updates.
    • Includes crash detection
      Apple Watch SE 202,540mm supports crash detection, the average smartwatch does not. 11.5% of smartwatches support crash detection.
    • Supports Emergency SOS
      Apple Watch SE 202,540mm includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • Supports third-party apps
      Apple Watch SE 202,540mm supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
    • 60 GB more storage
      Apple Watch SE 202,540mm offers more internal storage than the average smartwatch (64 GB vs 4 GB). The average smartwatch provides 4 GB of storage.
    • More advanced processor model
      Apple Watch SE 202,540mm uses the Apple S10 processor model, while the average smartwatch uses Snapdragon 400.
    • Faster CPU speed
      Apple Watch SE 202,540mm uses a CPU configuration of 2x 1.8 GHz, while the average smartwatch uses 1 GHz.
    • 4 year/s newer release date
      Apple Watch SE 202,540mm has a newer release date than the average smartwatch (2025 vs 2021). The average smartwatch was released in 2021.

    Total
    Overall
    Health
    Fitness
    Battery
    Connectivity
    Display & Design
    Smart features
    Hardware
    • No blood oxygen
      Apple Watch SE 202,540mm does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • No stress monitoring
      Apple Watch SE 202,540mm does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • 5,534 m lower max altitude
      Apple Watch SE 202,540mm 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 202,540mm 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 h shorter GPS battery life
      Apple Watch SE 202,540mm lasts less with GPS on than the average smartwatch (7 h vs 20 h). The average smartwatch lasts 20 h.
    • 13.5 h shorter training battery life
      Apple Watch SE 202,540mm lasts less in training mode than the average smartwatch (6.5 h vs 20 h). The average smartwatch lasts 20 h.
    • 29 mAh smaller battery capacity
      Apple Watch SE 202,540mm has a smaller battery capacity than the average smartwatch (271 mAh vs 300 mAh). The average smartwatch battery is 300 mAh.
      Battery capacity varies by case size/model variant.
    • Not compatible with Android
      Apple Watch SE 202,540mm is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • Lower IP rating
      Apple Watch SE 202,540mm has a lower IP rating than the average smartwatch (IP6X vs IP68).
      Also reported with 50 M water-resistance rating.
    • Basic display type
      Apple Watch SE 202,540mm uses OLED display technology, while the average smartwatch features AMOLED.
      Retina branding. LTPO panel wording.
    • No smart alarm
      Apple Watch SE 202,540mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
      No native smart alarm; third-party app required.
    • No blood oxygen
      Apple Watch SE 202,540mm 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 202,540mm does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • Lower IP rating
      Apple Watch SE 202,540mm has a lower IP rating than the average smartwatch (IP6X vs IP68).
      Also reported with 50 M water-resistance rating.
      What it is: A standardized ingress-protection code showing how well the watch resists dust and water.
      When it matters: When you wear the watch in rain, sweat, or water.

      Importance: HIGH

      Good value: IP68 or better

      Apple Watch SE 202,540mm has a lower IP rating than the average smartwatch (IP6X vs IP68).IP6X vs IP68
    • No stress monitoring
      Apple Watch SE 202,540mm does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
      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 202,540mm 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 202,540mm 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 202,540mm 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 202,540mm 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 202,540mm is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • Basic display type
      Apple Watch SE 202,540mm 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 202,540mm uses OLED display technology, while the average smartwatch features AMOLED.OLED vs AMOLED
    • No smart alarm
      Apple Watch SE 202,540mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
      No native smart alarm; third-party app required.
      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 202,540mm does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • 13 h shorter GPS battery life
      Apple Watch SE 202,540mm lasts less with GPS on than the average smartwatch (7 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 202,540mm lasts less with GPS on than the average smartwatch (7 h vs 20 h). The average smartwatch lasts 20 h.7 h vs 20 h
    Total
    Overall
    Health
    Fitness
    Battery
    Connectivity
    Display & Design
    Smart features

    Graphic comparison of Apple Watch SE 2025 40mm and other Smartwatches

    Attribute category
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    Third-party reviews

    amazon
    4.8
    169 Reviews

    (Reviews last updated: Apr 2026)

    What customers like about Apple Watch SE 2025 40mm?

    • Excellent value for the price, providing core features of the Series 11 at a lower cost.
    • Addition of an Always-On display, resolving a major complaint from previous SE generations.
    • High performance powered by the S10 chip, enabling snappy response times and on-device Siri.
    • Introduction of fast charging, making it more practical for users who track sleep.
    • Support for modern gesture controls like double-tap and wrist-flick.
    • Comprehensive health and fitness tracking for basics, including heart rate alerts and temperature sensing.

    What customers dislike about Apple Watch SE 2025 40mm?

    • Lacks advanced health sensors such as ECG, blood oxygen (SpO2), and sleep apnea detection.
    • Retains a dated design with larger bezels and a thicker body compared to the Series 11.
    • Battery life remains capped at the standard 'all-day' 18-hour estimate, requiring daily charging.
    • Screen brightness is lower than premium models, which can be noticeable in direct sunlight.
    • Exclusive to iPhone users, with no compatibility for Android devices.
    • Smaller 40mm screen can feel cramped for complex layouts or text input.

    Expert reviews

    P
    pickr.com.au
    22/09/2025
    Apple Watch SE 3 review (2025) - Pickr

    The 2025 Apple Watch SE 3 offers premium, lag-free performance with the S10 chip, featuring an always-on display and gesture controls in a familiar 40/44mm design. While it lacks advanced health sensors like ECG and blood oxygen, it includes a temperature sensor, improved sleep tracking, and crash detection, making it a high-value, feature-rich option. Battery life remains a...Read more

    T
    t3.com
    21/10/2025
    Apple Watch SE 3 review: Small case, big moves

    The Apple Watch SE 3 is deemed a high-value, "small case, big moves" update for 2025, featuring the S10 chip for improved performance and a new Always-On Retina display, according to T3. Key enhancements include on-device Siri, faster charging, and advanced health tracking features such as sleep apnea detection and wrist temperature sensing. However, the design remains unchanged...Read more

    T
    theguardian.com
    04/11/2025
    Apple Watch SE 3 review: the bargain smartwatch for iPhone

    The Apple Watch SE 3 is identified as the best value in Apple's 2025 lineup, offering a similar daily experience to the flagship Series 11 at a lower price point, featuring an always-on display and the high-performance S10 chip. While it introduces advanced features like on-device Siri and 'double-tap' gestures, the design retains thicker bezels from the older Series 6, which...Read more

    W
    wareable.com
    14/11/2025
    Apple Watch SE 3 review: Still the best choice for most

    The Apple Watch SE 3 is considered the best value choice in Apple’s 2025 lineup, offering a 'masterclass in smart compromises' by utilizing the flagship S10 chip for top-tier performance, long-term software support, and the addition of an Always-On Display (AOD). It provides a comprehensive, entry-level health and fitness experience—including a new temperature sensor for cycle...Read more

    T
    telegraph.co.uk
    10/10/2025
    Apple Watch SE 3 review: This is the smartwatch most people should buy

    The Apple Watch SE 3 is identified as the best value smartwatch in Apple's lineup, featuring the same S10 processor as the Series 11 for high performance at a lower price point. Key advantages include a lightweight, comfortable design, accurate fitness tracking, and the addition of an Always-On display for improved usability. New features for the model include a temperature sensor...Read more

    C
    chip.de
    17/10/2025
    Apple Watch SE 3 Test | CHIP

    The Apple Watch SE 3 (2025) offers high-end performance by incorporating the S10 chip, enabling features like 'Double Tap' gestures and bringing an Always-On Retina OLED display to the budget model. Storage has been doubled to 64GB, and 5G connectivity is supported, though the design retains thicker bezels and an older aesthetic compared to current flagships. Health tracking is...Read more

    (Translated)Show original
    M
    macwelt.de
    11/02/2026
    Which Apple Watch should I buy in 2026?

    Macwelt recommends the Apple Watch Series 11 for its redesigned, larger display and new health features like hypertension alerts, though it represents a minor upgrade for Series 9 or 10 users. The redesigned SE 3 is presented as a high-value option, incorporating the S10 chip and skin temperature sensors, but lacks ECG and blood oxygen monitoring. Finally, the Apple Watch Ultra 3 is...Read more

    (Translated)Show original
    T
    test.de
    14/11/2025
    Test: Apple Watch SE 3 (GPS) 40 mm - Stiftung Warentest

    The Garmin Venu 3 is a premium smartwatch that blends high-end fitness tracking with lifestyle features, featuring a bright 1.4-inch AMOLED display and a long-lasting battery that can endure up to 14 days in smartwatch mode. Its strengths lie in precise heart rate and GPS sensors, alongside new capabilities such as on-device calls, nap tracking, and specialized modes for wheelchair...Read more

    (Translated)Show original
    C
    computerbild.de
    11/01/2026
    Apple Watch SE 3 im Test: Apples neues Preishighlight

    The Computer Bild review highlights that the Apple Watch SE 3 represents a significant 'leap' over its predecessor, primarily due to the inclusion of the powerful S10 chip and an Always-On OLED display, which enables features like the 'Double Tap' gesture and on-device Siri. Key pros include this high-end performance, the Always-On screen, and a more robust construction with Ion-X...Read more

    (Translated)Show original
    S
    spiegel.de
    16/09/2025
    Apple Watch SE, Series 11 und Ultra 3 im Test

    The review highlights the Apple Watch SE 3 as the standout performer, offering a significant, high-value upgrade with an always-on display and the powerful S10 chip. While featuring improved performance, this entry-level model lacks advanced health sensors, such as ECG, blood oxygen, and hypertension alerts. The Series 11 is described as a solid, incremental update featuring a more...Read more

    (Translated)Show original
    S
    stern.de
    19/09/2025
    Ultra 3, Series 11 und SE 3 Neue Apple Watches im Test

    The STERN.de review highlights the Apple Watch SE 3 as the best value, featuring an Always-On display, the S10 chip, and improved 5G/charging speeds, though it lacks advanced health sensors like ECG and blood oxygen. The Series 11 acts as the balanced option, offering a thinner design, new LTPO3 display, and hypertension/sleep apnoea detection, with the caveat of required daily...Read more

    (Translated)Show original
    F
    frandroid.com
    27/09/2025
    Test de l'Apple Watch SE 3 : la montre la plus accessible d'Apple est aussi la plus intéressante

    According to Frandroid, the Apple Watch SE 3 is considered the most compelling entry-level model, closing the gap with higher-end watches by introducing an Always-On display, the fast S10 chip, and gesture controls like 'Double Tap' and 'Wrist Flick'. Key upgrades include a skin temperature sensor for improved health tracking and better sleep analytics, though it lacks advanced...Read more

    (Translated)Show original
    L
    lesnumeriques.com
    10/10/2025
    Test Apple Watch SE 3 : la petite montre connectée qui a tout d'une grande), and ZDNet France

    The Apple Watch SE 3 brings premium features to a budget-friendly price point by incorporating the S10 chip, an Always-On display, and 5G connectivity. Key advantages include snappy performance, Double Tap gestures, and comprehensive health monitoring features such as crash detection, cycle tracking, and sleep apnea notifications. Despite these upgrades, the device retains an older...Read more

    (Translated)Show original
    I
    iphoneitalia.com
    04/12/2025
    Apple Watch SE 3, la nostra recensione - VIDEO

    The Apple Watch SE 3 introduces a significant, long-awaited upgrade with an Always-On Retina display, bringing it closer to flagship models. It features the powerful S10 chip, enabling snappier performance, on-device Siri, and one-handed gesture controls. Additionally, the device gains 5G connectivity and new health-tracking capabilities, including a wrist temperature sensor....Read more

    (Translated)Show original
    G
    global.techradar.com
    18/09/2025
    Apple Watch SE 3 review: meer heb je niet nodig - TechRadar

    The Apple Watch SE 3 is considered the best value option in Apple's 2025 wearable lineup, bringing the powerful S10 chipset to a more affordable price point to enable fast performance and features like 'Double Tap' gestures. This iteration finally introduces an Always-On Retina display, significantly improving usability, though it retains an older, chunkier design with thicker...Read more

    (Translated)Show original
    I
    iculture.nl
    21 oktober 2025
    Apple Watch SE 3 review: bijna perfect voor zijn prijs – op één detail na

    The Apple Watch SE 3 is considered the best value option in Apple's lineup, featuring a new Always-On Retina display and the powerful S10 chip for smooth, flagship-level performance. It includes advanced features like the double-tap gesture, on-device Siri, and, for the first time on an SE model, a skin temperature sensor. Health and safety capabilities are enhanced with new sleep...Read more

    (Translated)Show original

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