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Apple Watch Ultra 3 Review | 126 Data compared

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  • Avg. price: ~£790
  • Screen size: ?
  • Battery life: 1.75 day/s
  • Display type: OLED

Apple Watch Ultra 3 review. Compare 126 technical specifications and user reviews to see how it ranks among smartwatches and if it is worth buying.

8.4

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%

8.3

Technical Score

10.0%

9.2

User score

Excellent
8.3

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%

7.7

Health

21.0%

10

Fitness

16.0%

5.1

Battery

14.0%

10

Smart features

12.0%

8.4

Connectivity

9.0%

8.6

Display & Design

4.0%

8.2

Hardware

Excellent
9.2

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%

9.2

User reviews

30.0%

9.3

Popularity

User score:
amazon
4.6
(536)

(Reviews last updated: Apr 2026)

Exceptional
    • apple-watch-ultra-3
    apple-watch-ultra-3

    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 Ultra 3

    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%

    7.7

    Health

    21.0%

    10

    Fitness

    16.0%

    5.1

    Battery

    14.0%

    10

    Smart features

    12.0%

    8.4

    Connectivity

    9.0%

    8.6

    Display & Design

    4.0%

    8.2

    Hardware

    8.3
    Apple Watch Ultra 3 has a technical score of 8.26 points, which is higher than 92.6% 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%

    9.2

    User reviews

    30.0%

    9.3

    Popularity

    User score:
    amazon
    4.6
    (536)

    (Reviews last updated: Apr 2026)

    9.2
    Apple Watch Ultra 3 has a user score of 9.23 points, which is higher than 95.2% 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.
    9.3
    Apple Watch Ultra 3 has a popularity of 9.3 points, which is higher than 73.7% 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%

    8.4

    Overall score

    40.0%

    6.3

    Price

    7.8
    Apple Watch Ultra 3 has a quality-to-price ratio of 7.8 points, which is higher than 68.1% 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 Ultra 3 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

    yes
    Apple Watch Ultra 3 supports blood oxygen monitoring. 64.4% of smartwatches support blood oxygen monitoring.
    Availability may vary by region or model.
    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

    yes
    Apple Watch Ultra 3 supports 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 Ultra 3 supports irregular heart rate warnings. 43.7% of smartwatches support irregular heart rate warnings.
    Supports abnormal high/low heart-rate alerts (typically after inactivity).
    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 Ultra 3 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 Ultra 3 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 Ultra 3 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 Ultra 3 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 Ultra 3 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

    1.75 day/s
    Apple Watch Ultra 3 offers a battery life of 1.75 day/s which is shorter than that of 84.8% of smartwatches of smartwatches.
    Converted from the reported 42-hour 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

    14 h
    Apple Watch Ultra 3 lasts 14 h in training mode which is shorter than 58.8% of smartwatches and equal to that of 1.4% 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

    14 h
    Apple Watch Ultra 3 lasts 14 h with GPS on which is shorter than 64.9% of smartwatches and equal to that of 0.9% of smartwatches.
    Up to 35 hours in low power.
    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

    599 mAh
    Apple Watch Ultra 3 has a battery capacity of 599 mAh which is larger than the batteries in 97.9% of smartwatches of smartwatches.
    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 Ultra 3 charges in 75 min which is faster than 75% of smartwatches and equal to the charge time of 3.2% of smartwatches.
    Approximate value from reported charging range: 75 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 Ultra 3 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.
    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 Ultra 3 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 Ultra 3 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 Ultra 3 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 Ultra 3 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 Ultra 3 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 Ultra 3 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

    no
    Apple Watch Ultra 3 does not support Galileo navigation. 38.7% of smartwatches support Galileo navigation.
    Supports other GNSS systems, but Galileo is not listed.
    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 Ultra 3 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

    ?
    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 Ultra 3 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

    422 x 514
    Apple Watch Ultra 3 has a display resolution of 422 x 514 which is higher than that of 78.1% of smartwatches 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 Ultra 3 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

    3,000 nits
    Apple Watch Ultra 3 reaches 3000 nits nits of display brightness, which is higher than that of 96.5% of smartwatches and equal to that of 3.2% 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 S10
    Apple Watch Ultra 3 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 Ultra 3 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 Ultra 3 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

    ?
    Show more

    Apple Watch Ultra 3 vs the average smartwatch

    • Has cellular module
      Apple Watch Ultra 3 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 Ultra 3 includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • 2,400 nits higher display brightness
      Apple Watch Ultra 3 has higher display brightness than the average smartwatch (3,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
      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

      Apple Watch Ultra 3 has higher display brightness than the average smartwatch (3,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.3,000 nits vs 600 nits
    • Has ECG
      Apple Watch Ultra 3 supports ECG, the average smartwatch does not. 15.1% of smartwatches support 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

      Apple Watch Ultra 3 supports ECG, the average smartwatch does not. 15.1% of smartwatches support ECG.
    • More advanced operating system
      Apple Watch Ultra 3 runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
      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 Ultra 3 runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).watchOS vs Proprietary OS
    • 60 GB more storage
      Apple Watch Ultra 3 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 Ultra 3 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
    • Stronger display glass
      Apple Watch Ultra 3 uses sapphire display glass, while the average smartwatch uses mineral glass.
      What it is: The glass material or protective cover used over the display.
      When it matters: When you want the screen to be easy to read at a glance.

      Importance: MEDIUM

      Good value: Sapphire or Gorilla Glass

      Apple Watch Ultra 3 uses sapphire display glass, while the average smartwatch uses mineral glass.sapphire vs mineral glass
    • Includes fall detection
      Apple Watch Ultra 3 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 Ultra 3 supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • Includes wireless charging
      Apple Watch Ultra 3 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 Ultra 3 supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • Has ECG
      Apple Watch Ultra 3 supports ECG, the average smartwatch does not. 15.1% of smartwatches support ECG.
    • Has temperature sensor
      Apple Watch Ultra 3 includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
    • Has HRV tracking
      Apple Watch Ultra 3 supports HRV tracking, the average smartwatch does not. 38.2% of smartwatches support HRV tracking.
    • Supports VO2 max
      Apple Watch Ultra 3 measures VO2 max, the average smartwatch does not. 49.3% of smartwatches measure VO2 max.
    • Has irregular heart alerts
      Apple Watch Ultra 3 supports irregular heart rate warnings, the average smartwatch does not. 43.7% of smartwatches support irregular heart rate warnings.
    • Has weight tracking
      Apple Watch Ultra 3 supports weight tracking, the average smartwatch does not. 39.2% of smartwatches support weight tracking.
    • Supports water intake tracking
      Apple Watch Ultra 3 tracks water intake, the average smartwatch does not. 48.2% of smartwatches track water intake.
    • Has multi-sport mode
      Apple Watch Ultra 3 includes a multi-sport mode, the average smartwatch does not. 49.4% of smartwatches include a multi-sport mode.
    • Has barometer
      Apple Watch Ultra 3 includes a barometer, the average smartwatch does not. 45.6% of smartwatches include a barometer.
    • Has cadence sensor
      Apple Watch Ultra 3 includes a cadence sensor, the average smartwatch does not. 20.1% of smartwatches include a cadence sensor.
    • Has external HR monitor
      Apple Watch Ultra 3 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 Ultra 3 supports wireless charging, the average smartwatch does not. 24.9% of smartwatches support wireless charging.
    • 299 mAh larger battery capacity
      Apple Watch Ultra 3 has a larger battery capacity than the average smartwatch (599 mAh vs 300 mAh). The average smartwatch battery is 300 mAh.
    • 45 min shorter charge time
      Apple Watch Ultra 3 charges faster than the average smartwatch (75 min vs 120 min). The average smartwatch charges in 120 min.
    • Has cellular module
      Apple Watch Ultra 3 includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • Has NFC
      Apple Watch Ultra 3 supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Includes maps
      Apple Watch Ultra 3 supports maps, the average smartwatch does not. 32.2% of smartwatches support maps.
    • Has compass
      Apple Watch Ultra 3 includes a compass, the average smartwatch does not. 49.3% of smartwatches include a compass.
    • Supports Wi-Fi
      Apple Watch Ultra 3 supports Wi-Fi, the average smartwatch does not. 43.4% of smartwatches support Wi-Fi.
    • Has UWB chip
      Apple Watch Ultra 3 includes a UWB chip, while the average smartwatch does not. 2.6% of smartwatches include UWB.
    • Newer Bluetooth version
      Apple Watch Ultra 3 supports a newer Bluetooth version than the average smartwatch (5.3 vs 5.0). The average smartwatch uses 5.0.
    • 2,400 nits higher display brightness
      Apple Watch Ultra 3 has higher display brightness than the average smartwatch (3,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
    • Stronger display glass
      Apple Watch Ultra 3 uses sapphire display glass, while the average smartwatch uses mineral glass.
    • Has rugged design
      Apple Watch Ultra 3 has a rugged design, the average smartwatch does not. 34.5% of smartwatches have a rugged design.
    • Better case material
      Apple Watch Ultra 3 uses titanium for the case material, while the average smartwatch uses polycarbonate.
    • Higher resolution
      Apple Watch Ultra 3 has a display resolution of 422x 514, while the average smartwatch reaches 352x 430.
    • Better band material
      Apple Watch Ultra 3 uses silicone, nylon, titanium for the band material, while the average smartwatch uses silicone.
    • More advanced operating system
      Apple Watch Ultra 3 runs a more advanced operating system than the average smartwatch (watchOS vs Proprietary OS).
    • Includes fall detection
      Apple Watch Ultra 3 supports fall detection, the average smartwatch does not. 22.4% of smartwatches support fall detection.
    • More frequent updates
      Apple Watch Ultra 3 receives regular software updates, while the average smartwatch receives ended updates.
    • Includes crash detection
      Apple Watch Ultra 3 supports crash detection, the average smartwatch does not. 11.5% of smartwatches support crash detection.
    • Supports Emergency SOS
      Apple Watch Ultra 3 includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • Supports third-party apps
      Apple Watch Ultra 3 supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
    • 60 GB more storage
      Apple Watch Ultra 3 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 Ultra 3 uses the Apple S10 processor model, while the average smartwatch uses Snapdragon 400.
    • 2 more microphones
      Apple Watch Ultra 3 has more microphones than the average smartwatch (3 vs 1). The average smartwatch includes 1 microphones.
    • 4 year/s newer release date
      Apple Watch Ultra 3 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 stress monitoring
      Apple Watch Ultra 3 does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • 5.25 day/s shorter battery life
      Apple Watch Ultra 3 offers 1.8 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from the reported 42-hour battery life.
    • 6 h shorter GPS battery life
      Apple Watch Ultra 3 lasts less with GPS on than the average smartwatch (14 h vs 20 h). The average smartwatch lasts 20 h.
      Up to 35 hours in low power.
    • 6 h shorter training battery life
      Apple Watch Ultra 3 lasts less in training mode than the average smartwatch (14 h vs 20 h). The average smartwatch lasts 20 h.
    • Not compatible with Android
      Apple Watch Ultra 3 is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • Lower IP rating
      Apple Watch Ultra 3 has a lower IP rating than the average smartwatch (IP6X vs IP68).
    • Basic display type
      Apple Watch Ultra 3 uses OLED display technology, while the average smartwatch features AMOLED.
      Retina branding. LTPO panel wording.
    • 10 m lower waterproof depth
      Apple Watch Ultra 3 has a shallower waterproof rating than the average smartwatch (40 m vs 50 m). The average smartwatch reaches 50 m.
    • 16.6 g heavier weight
      Apple Watch Ultra 3 is heavier than the average smartwatch (61.6 g vs 45 g). The average smartwatch weighs 45 g.
    • No smart alarm
      Apple Watch Ultra 3 does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • Lower IP rating
      Apple Watch Ultra 3 has a lower IP rating than the average smartwatch (IP6X vs IP68).
      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 Ultra 3 has a lower IP rating than the average smartwatch (IP6X vs IP68).IP6X vs IP68
    • No stress monitoring
      Apple Watch Ultra 3 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 Ultra 3 does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • Not compatible with Android
      Apple Watch Ultra 3 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 Ultra 3 is not compatible with Android, the average smartwatch is. 95.3% of smartwatches are compatible with Android.
    • 5.25 day/s shorter battery life
      Apple Watch Ultra 3 offers 1.8 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from the reported 42-hour 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 Ultra 3 offers 1.8 day/s of battery life, while the average smartwatch offers 7 day/s.1.75 day/s vs 7 day/s
    • Basic display type
      Apple Watch Ultra 3 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 Ultra 3 uses OLED display technology, while the average smartwatch features AMOLED.OLED vs AMOLED
    • No smart alarm
      Apple Watch Ultra 3 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 Ultra 3 does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • 6.08x more expensive
      Apple Watch Ultra 3 is more expensive than the average smartwatch (£790 vs £130).
      Apple Watch Ultra 3 is more expensive than the average smartwatch (£790 vs £130).£790 vs £130
    • 10 m lower waterproof depth
      Apple Watch Ultra 3 has a shallower waterproof rating than the average smartwatch (40 m vs 50 m). The average smartwatch reaches 50 m.
      What it is: The stated depth or water-resistance class the watch is rated to withstand.
      When it matters: When you wear the watch in rain, sweat, or water.

      Importance: HIGH

      Good value: >=50 m

      Apple Watch Ultra 3 has a shallower waterproof rating than the average smartwatch (40 m vs 50 m). The average smartwatch reaches 50 m.40 m vs 50 m
    Total
    Overall
    Health
    Battery
    Connectivity
    Display & Design
    Smart features

    Graphic comparison of Apple Watch Ultra 3 and other Smartwatches

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    Third-party reviews

    amazon
    4.6
    536 Reviews

    (Reviews last updated: Apr 2026)

    What customers like about Apple Watch Ultra 3?

    • Brighter wide-angle OLED display with 1Hz always-on refresh rate for easier viewing at angles
    • New satellite connectivity allows for emergency SOS and two-way messaging without cellular signal
    • Longest battery life in the Apple Watch lineup, lasting up to 42 hours (72 hours in Low Power Mode)
    • Faster charging, reaching 80% in approximately 45 minutes
    • Rugged titanium build with high water resistance (100m) and dive-ready certification (40m)
    • Highly accurate dual-frequency GPS and heart rate monitoring for intensive outdoor sports

    What customers dislike about Apple Watch Ultra 3?

    • High retail price of approximately $799/£749
    • Incremental update with few major hardware changes compared to the Ultra 2
    • Bulky design can be uncomfortable or look oversized on smaller wrists
    • Battery life still falls significantly behind dedicated adventure watch rivals like Garmin
    • Basic native training analysis compared to professional sports-focused competitors
    • Only compatible with iPhone, limiting its user base

    Expert reviews

    T
    techradar.com
    02/10/2025
    Apple Watch Ultra 3 review: A Garmin-rivaling powerhouse for iPhone users

    The Apple Watch Ultra 3 is a 'powerhouse' that refines its rugged formula with significant connectivity and display upgrades, according to TechRadar. Key pros include the addition of 5G and satellite connectivity for off-grid safety, a brighter 3,000-nit LTPO3 OLED display, and the fast S10 chip enabling enhanced 'Wrist Flick' gesture controls. Health and fitness tracking are...Read more

    T
    telegraph.co.uk
    11/02/2026
    Apple Watch Ultra 3 review: A brilliant smartwatch, but not for everyone

    The Telegraph characterizes the Apple Watch Ultra 3 as a brilliant, incremental refinement of its predecessor, featuring a rugged 49mm titanium design, a bright flat sapphire display, and a customizable action button. Priced at £749, the device offers top-tier, versatile performance for both extreme outdoor adventures and professional use. Performance highlights include the best...Read more

    T
    theruntesters.com
    16/09/2025
    Apple Watch Ultra 3 Review From Three Runners

    The Apple Watch Ultra 3 introduces incremental hardware updates, including a refined design with thinner bezels and improved satellite connectivity, while maintaining superior GPS accuracy for runners [The Run Testers]. Key advantages highlighted include a durable titanium build, a versatile Action button, and comprehensive health monitoring features like in-depth sleep tracking...Read more

    T
    theguardian.com
    27/10/2025
    Apple Watch Ultra 3 review: the biggest and best smartwatch for an iPhone

    The Apple Watch Ultra 3 is hailed by The Guardian as the "biggest, baddest and best" smartwatch for iPhone users, representing an incremental refinement over the Ultra 2 with a 24% thinner bezel, 3,000-nit display, and a 6% larger battery. It introduces critical safety features like satellite SOS messaging, a new 5G modem for enhanced connectivity, and a faster S10 chip, making it a...Read more

    T
    techadvisor.com
    04/02/2026
    Apple Watch Ultra 3 review: Incremental, but still superb

    The Tech Advisor review posits the Apple Watch Ultra 3 as a refined, incremental update that maintains its status as the premier rugged smartwatch for iPhone users. Featuring an identical 49mm titanium design, the device upgrades to the S10 processor, adds 5G, and enhances the LTPO3 display for better off-angle visibility. Tech AdvisorKey pros include the addition of emergency...Read more

    D
    dcrainmaker.com
    17/11/2025
    Apple Watch Ultra 3 In-Depth Review: Worth the Upgrade?

    DC Rainmaker’s in-depth review of the Apple Watch Ultra 3 characterizes the device as a "moderate but solid" refinement, highlighting an improved LTPO3 OLED display with better off-angle brightness and a new black titanium finish option. Key performance additions include enhanced 5G capabilities and, crucially, new satellite connectivity for emergency messaging and location sharing,...Read more

    N
    nextpit.de
    26/09/2025
    Apple Watch Ultra 3 im Test: Brillant, aber ich werde (noch) nicht umsteigen

    The Apple Watch Ultra 3 is characterized as a polished, incremental refinement rather than a radical overhaul, featuring a slightly larger LTPO3 display with thinner borders, improved off-angle viewing, and a new 5G modem with satellite SOS capabilities. The rugged titanium design remains consistent, but the new 1Hz refresh rate enables an always-on display that shows ticking...Read more

    (Translated)Show original
    M
    macwelt.de
    30/09/2025
    Apple Watch Ultra 3 im Test – Riesige Batterie und Satellitverbindung für lange Wander-Touren

    The Macwelt review highlights the Apple Watch Ultra 3 as an evolutionary update focused on improved hardware, featuring a brighter 3,000-nit display with thinner bezels and the performance-driven S10 chip. Key enhancements include the addition of 5G and two-way satellite connectivity for improved safety and communication, alongside new health capabilities like hypertension...Read more

    (Translated)Show original
    L
    lesnumeriques.com
    01/10/2025
    Apple Watch Ultra 3 Review: The ultimate watch, or almost

    The Apple Watch Ultra 3 is a refined, incremental update rather than a radical redesign, featuring the new S10 chip and LTPO3 display for improved smoothness and interface fluidity. Key pros include a brighter, more readable screen, improved battery life reaching 2.5 days of intensive use, and robust health tracking with high-accuracy GPS and heart rate monitoring. However, the...Read more

    (Translated)Show original
    L
    lesnumeriques.com
    01/11/2025
    Ultra 3, Series 11, SE 3: quelle Apple Watch choisir en 2025 selon vos besoins?

    The 2025 Apple Watch Series 11 is positioned as the balanced choice, featuring a thinner design (under 10mm) and a highly scratch-resistant display, with pros including a 2,000-nit OLED screen, 24-hour battery, and new hypertension alerts. It is an incremental upgrade, using the same S10 chip as the Series 10, thus lacking the extreme durability of the Ultra series. The SE 3 (2025)...Read more

    (Translated)Show original
    N
    nakan.ch
    28/11/2025
    L'Apple Watch Ultra 3 testée de fond en comble - nakan.ch

    The Apple Watch Ultra 3 acts as a refined, top-tier iteration for iPhone users, featuring a 1.93-inch LTPO3 OLED display, improved S10 chip efficiency, and new 5G/satellite connectivity for emergency messaging. Key strengths include industry-leading GPS and heart rate accuracy, a 3,000-nit screen, and a robust 49mm titanium design suitable for 24/7 wear. Battery performance is...Read more

    (Translated)Show original
    J
    journaldugeek.com
    03/12/2025
    Test Apple Watch Ultra 3 : ce bijou technologique est-il un achat raisonnable ?

    The Apple Watch Ultra 3 acts as a "peak" evolutionary step for athletes and outdoor enthusiasts, offering a refined, durable design with a brighter OLED display and a new, optional black titanium finish. While featuring the same rugged look as its predecessor, the device introduces two-way satellite communication for improved safety and enhanced power efficiency, making it the...Read more

    (Translated)Show original
    T
    tg24.sky.it
    05/11/2025
    Apple Watch Ultra 3: recensione video, impressioni e prova

    The Apple Watch Ultra 3 features a refined 49mm titanium design with 24% thinner bezels and a brighter LTPO3 display, introducing 5G connectivity and satellite SOS for enhanced off-grid safety. Key health improvements include FDA-approved hypertension notifications and a new Sleep Score system, while maintaining robust, rugged build quality. Performance is boosted by a 42-hour...Read more

    (Translated)Show original
    R
    runlovers.it
    30/10/2025
    La tecnologia "invisibile": Apple Watch Ultra 3 e AirPods Pro 3)

    The RunLovers.it review highlights the Apple Watch Ultra 3 and AirPods Pro 3 as "invisible technology" that prioritizes user awareness over constant digital monitoring, with the Ultra 3 excelling in battery life (20+ hours GPS) and new safety features like satellite messaging. The AirPods Pro 3 are identified as a major surprise, introducing a heart rate sensor for improved,...Read more

    (Translated)Show original
    S
    spider-mac.com
    01/10/2025
    Recensione Apple Watch Ultra 3, il re degli smartwatch si rafforza con batteria, display e connettività satellitare)

    The Apple Watch Ultra 3 focuses on display enhancements and extended battery life, featuring a 3,000-nit LTPO3 OLED screen that remains highly legible. Key pros include a 42-hour battery life (72 hours in low-power mode), a rugged titanium build, 5G connectivity, and precise dual-band GPS. Advanced health and safety tools, such as Emergency SOS via satellite and hypertension alerts,...Read more

    (Translated)Show original
    A
    andreagaleazzi.com
    27/09/2025
    Recensione APPLE WATCH ULTRA 3 con COMUNICAZIONE SATELLITARE – Andrea Galeazzi

    In his review, Andrea Galeazzi highlights that while the design of the Apple Watch Ultra 3 remains largely identical to its predecessor, the addition of satellite communication is a significant, if niche, feature for outdoor enthusiasts. The watch features a refined, 3D-printed titanium casing and a slightly larger display, but the core appeal lies in its new emergency SOS...Read more

    (Translated)Show original
    I
    iphoned.nl
    19/09/2025
    Apple Watch Ultra 3 - iPhoned Review en Overzicht Several Dutch-language reviews and product pages for the Apple Watch Ultra 3 are available, detailin...

    The Apple Watch Ultra 3 is an incremental update, featuring a familiar 49mm titanium design with a larger, brighter LTPO3 OLED display, a new 5G modem, and the addition of two-way satellite communication for improved off-grid connectivity. It introduces watchOS 26 features like a holistic Sleep Score, passive hypertension notifications, and the 'Workout Buddy' AI coach, supported by...Read more

    (Translated)Show original
    W
    wielrenner.eu
    11/01/2026
    Apple Watch Ultra 3 voor sporters test

    The Apple Watch Ultra 3 acts as a refined, incremental upgrade, featuring a brighter 3,000-nit display and a more efficient S10 chip for better performance. Key improvements for athletes include enhanced battery life (up to 72 hours in low-power mode), two-way satellite messaging, and the continuation of the durable titanium case with a functional Action button. Performance-focused...Read more

    (Translated)Show original
    G
    global.techradar.com
    14/10/2025
    Apple Watch Ultra 3 review: an excellent competitor for Garmin

    The Apple Watch Ultra 3, powered by a new S10 chip, introduces 5G connectivity and satellite SOS, making it ideal for outdoor enthusiasts, with a refined LTPO3 display. It boasts up to 72 hours of battery life in low-power mode, highly accurate health monitoring, and a rugged 49mm titanium design with a 3,000-nit display. Key drawbacks include its high price tag, an incremental...Read more

    (Translated)Show original
    T
    tweakers.net
    09/11/2025
    Apple Watch 11, Ultra 3 en SE 3 Review - Twee kleine stapjes, één grote upgrade

    The Apple Watch Series 11 offers a polished, iterative upgrade featuring improved 38-hour battery life and a bright 2,000-nit display, though it lacks major hardware innovations. Pros include the refined, slim design and comprehensive app ecosystem, while the minor changes make it less essential for recent model owners. The Ultra 3 maintains its position as the premium, rugged...Read more

    (Translated)Show original
    I
    iculture.nl
    03/10/2025
    Apple Watch Ultra 3 review: Ultra veel verfijning

    The Apple Watch Ultra 3 introduces an improved LTPO3 display with thinner bezels and a 1Hz refresh rate, powered by the S10 chip for better efficiency while maintaining the 49mm titanium design. It features 5G connectivity, two-way satellite messaging, and enhanced health tracking like passive hypertension notifications, with battery life extending to nearly three days. Pros include...Read more

    (Translated)Show original

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