OVERALL
SPECS
VS AVERAGE
REVIEWS
ALTERNATIVES

Fitbit Ace LTE Review | 126 Data compared

double-arrow
  • Avg. price: ~£200
  • Screen size: 1.60 inch
  • Battery life: 0.75 day/s
  • Display type: OLED

Fitbit Ace LTE review. Compare 126 technical specifications and user reviews to see how it ranks among smartwatches and if it is worth buying.

6.2

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%

6.0

Technical Score

10.0%

8.6

User score

Good
6.0

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%

2.3

Health

21.0%

8.3

Fitness

16.0%

5.3

Battery

14.0%

5.9

Smart features

12.0%

7.6

Connectivity

9.0%

7.9

Display & Design

4.0%

9.0

Hardware

Good
8.6

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%

8.0

User reviews

30.0%

10

Popularity

User score:
amazon
4.1
(521)
amazon
3.9
(389)

(Reviews last updated: Apr 2026)

Excellent
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    • fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte
    fitbit-ace-lte

    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 Fitbit Ace LTE

    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%

    2.3

    Health

    21.0%

    8.3

    Fitness

    16.0%

    5.3

    Battery

    14.0%

    5.9

    Smart features

    12.0%

    7.6

    Connectivity

    9.0%

    7.9

    Display & Design

    4.0%

    9.0

    Hardware

    6.0
    Fitbit Ace LTE has a technical score of 5.97 points, which is lower than 55.5% 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%

    8.0

    User reviews

    30.0%

    10

    Popularity

    User score:
    amazon
    4.1
    (521)
    amazon
    3.9
    (389)

    (Reviews last updated: Apr 2026)

    8.6
    Fitbit Ace LTE has a user score of 8.62 points, which is higher than 82.2% 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.
    10
    Fitbit Ace LTE 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%

    6.2

    Overall score

    40.0%

    9.5

    Price

    7.2
    Fitbit Ace LTE has a quality-to-price ratio of 7.2 points, which is lower than 50.6% 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

    Fitbit
    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
    Fitbit Ace LTE 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
    Fitbit Ace LTE 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
    Fitbit Ace LTE 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

    no
    Fitbit Ace LTE does not support 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
    Fitbit Ace LTE 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

    no
    Fitbit Ace LTE does not include 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
    Fitbit Ace LTE 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

    no
    Fitbit Ace LTE does not include 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
    Fitbit Ace LTE 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

    0.75 day/s
    Fitbit Ace LTE offers a battery life of 0.75 day/s which is shorter than that of 98% of smartwatches and equal to that of 2% of smartwatches.
    Converted from roughly 16-18 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

    ?
    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

    16 h
    Fitbit Ace LTE lasts 16 h with GPS on which is shorter than 59.3% of smartwatches and equal to that of 1.2% 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

    294 mAh
    Fitbit Ace LTE has a battery capacity of 294 mAh which is smaller than the batteries in 56.3% of smartwatches and equal to those in 0.2% 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

    70 min
    Fitbit Ace LTE charges in 70 min which is faster than 78.4% of smartwatches and equal to the charge time of 1% of smartwatches.
    Normalized from hour-based sources to 70 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

    Wear OS
    Fitbit Ace LTE runs Wear OS which is more advanced than the operating system in 78.9% of smartwatches and the same as that in 16.7% 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

    occasional
    Fitbit Ace LTE has occasional software update support which is more active than that of 57.6% of smartwatches and equal to that of 36.2% of smartwatches.
    Updates are typically released about every 3 months.
    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

    no
    Fitbit Ace LTE does not support 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
    Fitbit Ace LTE 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

    no
    Fitbit Ace LTE does not support 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
    Fitbit Ace LTE 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
    Fitbit Ace LTE 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
    Fitbit Ace LTE does not support Galileo navigation. 38.7% of smartwatches support Galileo navigation.
    No built-in GPS; uses connected phone GPS.
    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
    Fitbit Ace LTE 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

    1.60 inch
    Fitbit Ace LTE has a screen size of 1.60 inch which is larger than the screens of 74.9% of smartwatches and equal to those of 1.6% of smartwatches.
    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
    Fitbit Ace LTE 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.
    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

    320 x 386
    Fitbit Ace LTE has a display resolution of 320 x 386 which is lower than that of 53.8% of smartwatches and equal to that of 0.3% 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

    313 ppi
    Fitbit Ace LTE has a pixel density of 313 ppi which is lower than that of 59.1% of smartwatches and equal to that of 0.3% 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

    ?
    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 1.7 GHz
    Fitbit Ace LTE uses a CPU configuration of 2 x 1.7 GHz which is faster than that in 79.2% of smartwatches and equal to that in 0.4% 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

    Snapdragon W5+ Gen 1
    Fitbit Ace LTE uses the Snapdragon W5+ Gen 1 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

    2 GB
    Fitbit Ace LTE has 2 GB of RAM which is larger than the RAM in 67.3% of smartwatches and equal to that of 16.5% 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
    Fitbit Ace LTE 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
    Fitbit Ace LTE does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
    Show more

    Fitbit Ace LTE vs the average smartwatch

    • Has cellular module
      Fitbit Ace LTE 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

      Fitbit Ace LTE includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • 28 GB more storage
      Fitbit Ace LTE 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

      Fitbit Ace LTE 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
    • More advanced operating system
      Fitbit Ace LTE runs a more advanced operating system than the average smartwatch (Wear OS 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

      Fitbit Ace LTE runs a more advanced operating system than the average smartwatch (Wear OS vs Proprietary OS).Wear OS vs Proprietary OS
    • 50 min shorter charge time
      Fitbit Ace LTE charges faster than the average smartwatch (70 min vs 120 min). The average smartwatch charges in 120 min.
      Normalized from hour-based sources to 70 minutes.
      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

      Fitbit Ace LTE charges faster than the average smartwatch (70 min vs 120 min). The average smartwatch charges in 120 min.70 min vs 120 min
    • Has NFC
      Fitbit Ace LTE 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

      Fitbit Ace LTE supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Supports Emergency SOS
      Fitbit Ace LTE includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
      alerts preset contacts only
      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

      Fitbit Ace LTE includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • Stronger display glass
      Fitbit Ace LTE uses Corning Gorilla Glass 3 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

      Fitbit Ace LTE uses Corning Gorilla Glass 3 display glass, while the average smartwatch uses mineral glass.Corning Gorilla Glass 3 vs mineral glass
    • Has compass
      Fitbit Ace LTE includes a compass, the average smartwatch does not. 49.3% of smartwatches include a 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

      Fitbit Ace LTE includes a compass, the average smartwatch does not. 49.3% of smartwatches include a compass.
    • 50 min shorter charge time
      Fitbit Ace LTE charges faster than the average smartwatch (70 min vs 120 min). The average smartwatch charges in 120 min.
    • Has cellular module
      Fitbit Ace LTE includes a cellular module, the average smartwatch does not. 17.2% of smartwatches include a cellular module.
    • Has NFC
      Fitbit Ace LTE supports NFC, the average smartwatch does not. 42.5% of smartwatches support NFC.
    • Has compass
      Fitbit Ace LTE includes a compass, the average smartwatch does not. 49.3% of smartwatches include a compass.
    • Supports Wi-Fi
      Fitbit Ace LTE supports Wi-Fi, the average smartwatch does not. 43.4% of smartwatches support Wi-Fi.
    • Stronger display glass
      Fitbit Ace LTE uses Corning Gorilla Glass 3 display glass, while the average smartwatch uses mineral glass.
    • Has rugged design
      Fitbit Ace LTE has a rugged design, the average smartwatch does not. 34.5% of smartwatches have a rugged design.
    • 0.2 inch larger screen size
      Fitbit Ace LTE has a larger screen size than the average smartwatch (1.6 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.
    • 17 g lighter weight
      Fitbit Ace LTE is lighter than the average smartwatch (28 g vs 45 g). The average smartwatch weighs 45 g.
    • Better case material
      Fitbit Ace LTE uses stainless steel for the case material, while the average smartwatch uses polycarbonate.
    • More advanced operating system
      Fitbit Ace LTE runs a more advanced operating system than the average smartwatch (Wear OS vs Proprietary OS).
    • Supports Emergency SOS
      Fitbit Ace LTE includes Emergency SOS, the average smartwatch does not. 42.4% of smartwatches include Emergency SOS.
    • More frequent updates
      Fitbit Ace LTE receives occasional software updates, while the average smartwatch receives ended updates.
    • 28 GB more storage
      Fitbit Ace LTE offers more internal storage than the average smartwatch (32 GB vs 4 GB). The average smartwatch provides 4 GB of storage.
    • 1 GB more RAM
      Fitbit Ace LTE has more RAM than the average smartwatch (2 GB vs 1 GB). The average smartwatch includes 1 GB of RAM.
    • Faster CPU speed
      Fitbit Ace LTE uses a CPU configuration of 2x 1.7 GHz, while the average smartwatch uses 1 GHz.
    • More advanced processor model
      Fitbit Ace LTE uses the Snapdragon W5+ Gen 1 processor model, while the average smartwatch uses Snapdragon 400.
    • 3 year/s newer release date
      Fitbit Ace LTE has a newer release date than the average smartwatch (2024 vs 2021). The average smartwatch was released in 2021.

    Total
    Overall
    Battery
    Connectivity
    Display & Design
    Smart features
    Hardware
    • No blood oxygen
      Fitbit Ace LTE does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • No stress monitoring
      Fitbit Ace LTE does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • No sleep tracking
      Fitbit Ace LTE does not support sleep tracking, the average smartwatch does. 94% of smartwatches support sleep tracking.
    • No cycle tracking
      Fitbit Ace LTE does not support menstrual cycle tracking, the average smartwatch does. 64.6% of smartwatches support menstrual cycle tracking.
    • No exercise tagging
      Fitbit Ace LTE does not support exercise tagging, the average smartwatch does. 94.3% of smartwatches support exercise tagging.
    • 3,534 m lower max altitude
      Fitbit Ace LTE supports a lower maximum altitude than the average smartwatch (5,000 m vs 8,534 m). The average smartwatch reaches 8,534 m.
    • 6.25 day/s shorter battery life
      Fitbit Ace LTE offers 0.8 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from roughly 16-18 hours of battery life.
    • 4 h shorter GPS battery life
      Fitbit Ace LTE lasts less with GPS on than the average smartwatch (16 h vs 20 h). The average smartwatch lasts 20 h.
    • 49 m lower waterproof depth
      Fitbit Ace LTE has a shallower waterproof rating than the average smartwatch (1 m vs 50 m). The average smartwatch reaches 50 m.
      Based on IP immersion rating (controlled lab conditions, not a swim/diving certification).
    • Basic display type
      Fitbit Ace LTE uses OLED display technology, while the average smartwatch features AMOLED.
    • 1.75 mm thicker watch body
      Fitbit Ace LTE is thicker than the average smartwatch (13.4 mm vs 11.60 mm). The average smartwatch thickness is 11.60 mm.
    • 13 ppi lower pixel density
      Fitbit Ace LTE has a lower pixel density than the average smartwatch (313 ppi vs 326 ppi). The average smartwatch display reaches 326 ppi.
    • No music playback
      Fitbit Ace LTE does not support music playback, the average smartwatch does. 53.9% of smartwatches support music playback.
    • No voice assistant
      Fitbit Ace LTE does not support voice assistants, the average smartwatch does. 68% of smartwatches support voice assistants.
    • No smart alarm
      Fitbit Ace LTE does not support a smart alarm, the average smartwatch does. 52.7% of smartwatches support this feature.
    • No camera remote control
      Fitbit Ace LTE does not include built-in camera remote control, the average smartwatch does. 85.2% of smartwatches that are equipped with a camera include built-in camera remote control.
    • No phone finder
      Fitbit Ace LTE does not include phone finder, the average smartwatch does. 94.6% of smartwatches include phone finder.
    • No blood oxygen
      Fitbit Ace LTE 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

      Fitbit Ace LTE does not support blood oxygen monitoring, the average smartwatch does. 64.4% of smartwatches support blood oxygen monitoring.
    • 49 m lower waterproof depth
      Fitbit Ace LTE has a shallower waterproof rating than the average smartwatch (1 m vs 50 m). The average smartwatch reaches 50 m.
      Based on IP immersion rating (controlled lab conditions, not a swim/diving certification).
      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

      Fitbit Ace LTE has a shallower waterproof rating than the average smartwatch (1 m vs 50 m). The average smartwatch reaches 50 m.1 m vs 50 m
    • No stress monitoring
      Fitbit Ace LTE 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

      Fitbit Ace LTE does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • No music playback
      Fitbit Ace LTE does not support music playback, the average smartwatch does. 53.9% of smartwatches support music playback.
      What it is: Playback of music or audio directly from the watch, with or without a phone nearby.
      When it matters: When you want audio, calls, or voice features on the watch itself.

      Importance: MEDIUM

      Fitbit Ace LTE does not support music playback, the average smartwatch does. 53.9% of smartwatches support music playback.
    • No sleep tracking
      Fitbit Ace LTE does not support sleep tracking, the average smartwatch does. 94% of smartwatches support sleep tracking.
      What it is: Automatic recording of sleep duration, stages, or sleep quality from overnight wear.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: HIGH

      Fitbit Ace LTE does not support sleep tracking, the average smartwatch does. 94% of smartwatches support sleep tracking.
    • 6.25 day/s shorter battery life
      Fitbit Ace LTE offers 0.8 day/s of battery life, while the average smartwatch offers 7 day/s.
      Converted from roughly 16-18 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

      Fitbit Ace LTE offers 0.8 day/s of battery life, while the average smartwatch offers 7 day/s.0.75 day/s vs 7 day/s
    • No voice assistant
      Fitbit Ace LTE does not support voice assistants, the average smartwatch does. 68% of smartwatches support voice assistants.
      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

      Fitbit Ace LTE does not support voice assistants, the average smartwatch does. 68% of smartwatches support voice assistants.
    • Basic display type
      Fitbit Ace LTE uses OLED display technology, while the average smartwatch features AMOLED.
      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

      Fitbit Ace LTE uses OLED display technology, while the average smartwatch features AMOLED.OLED vs AMOLED
    Total
    Overall
    Health
    Fitness
    Battery
    Display & Design
    Smart features

    Graphic comparison of Fitbit Ace LTE and other Smartwatches

    Attribute category
    Attribute
    No results found

    Third-party reviews

    amazon
    4.1
    521 Reviews
    amazon
    3.9
    389 Reviews

    (Reviews last updated: Apr 2026)

    What customers like about Fitbit Ace LTE?

    • Gamified fitness features (Fitbit Arcade) effectively motivate kids to stay active.
    • Accurate real-time GPS location tracking providing parental peace of mind.
    • Durable design featuring Corning Gorilla Glass 3 and included protective bumpers.
    • Clear audio quality for voice calls and responsive messaging through the app.
    • Water-resistant up to 50 meters, suitable for swimming and splashes.
    • Intuitive and kid-friendly user interface that is easy to navigate.

    What customers dislike about Fitbit Ace LTE?

    • Short battery life that typically requires daily charging and often falls short of the advertised 16 hours.
    • Closed communication system requires all contacts to download the Fitbit Ace app and have a Google account.
    • Requires a mandatory monthly or annual subscription (Ace Pass) to access core features.
    • Lack of advanced health metrics like sleep tracking or detailed heart rate data.
    • No ability for kids to directly call or message other friends who also own the watch.
    • Occasional performance lag and sluggish load times, particularly in games.

    Expert reviews

    T
    theverge.com
    29/05/2024
    The Fitbit Ace LTE is like a Nintendo smartwatch for kids - The Verge

    The Fitbit Ace LTE is a specialized, durable smartwatch designed for children that incentivizes physical activity through the "Fitbit Arcade," where movement-based games and an interactive virtual pet ("Eejie") encourage daily exercise. For safety, the device offers reliable GPS tracking and a restricted communication system allowing parents to manage contacts and set "School Time"...Read more

    C
    cnet.com
    05/08/2024
    Fitbit Ace LTE Review: Great Kid Watch With Cellular, but Not Easy to Add Friends - CNET

    The Fitbit Ace LTE is a gamified, durable smartwatch for children featuring a vibrant OLED display and a powerful chipset that drives motion-based, interactive games. Pros include its ability to motivate physical activity through its "Noodle" character and, for the most part, a robust, water-resistant design. However, significant cons include a 16-hour battery life and a restrictive...Read more

    U
    uk.pcmag.com
    26/06/2024
    Fitbit Ace LTE - Review 2024 - PCMag UK

    The Fitbit Ace LTE is a durable, kid-friendly smartwatch featuring a vibrant OLED display, robust parental controls, and reliable GPS tracking via Google Maps. Its standout feature is the gamified approach to fitness, where physical movement earns rewards in the 3D Fitbit Arcade and keeps a digital pet "Eejie" happy, promoting activity among children aged 7 to 11. However, the...Read more

    T
    tomsguide.com
    29/05/2024
    Fitbit Ace LTE hands-on: Track your kid's fitness — and location - Tom's Guide

    The Fitbit Ace LTE is a $229.99, 5ATM water-resistant smartwatch designed for kids ages 7 to 12, featuring a durable, high-quality OLED display. It emphasizes movement through a "Noodle" activity ring and, for a monthly fee, offers LTE connectivity for calls and texts with a parent-approved contact list. The device leverages "Fitbit Arcade" games that require physical movement,...Read more

    E
    engadget.com
    08/08/2024
    Fitbit Ace LTE review: A kids' activity tracker that was fun for me, an adult - Engadget

    The Engadget review of the Fitbit Ace LTE highlights how this device successfully transforms exercise into a game-like experience for children aged seven and older. A major pro is the inclusion of "eejies" (virtual avatars) and the "Noodle" activity ring that encourages movement, alongside a durable design featuring Gorilla Glass. However, notable cons include a restrictive,...Read more

    A
    androidpolice.com
    23/07/2024
    Fitbit Ace LTE review: A fun fitness tracker for kids (with a few drawbacks)

    The Fitbit Ace LTE acts as a durable, high-quality smartwatch for children that encourages physical movement through a gamified, move-to-play interface. Key pros include robust parental controls, real-time GPS tracking, and a durable design featuring Corning Gorilla Glass 3. However, notable cons include a poor battery life that often falls short of 16 hours and a closed, restricted...Read more

    P
    purewow.com
    02/07/2024
    The Google Fitbit Ace LTE Smartwatch for Kids, Reviewed - PureWow

    The Google Fitbit Ace LTE functions as an engaging activity tracker for children by utilizing a gamified "Eejie" avatar that thrives as kids hit daily movement goals. The device successfully encourages physical activity, as evidenced by the reviewer’s daughter, who became motivated to walk more to grow her virtual "Noodle". Pros include robust durability, real-time location...Read more

    P
    pcmag.com
    26/06/2024
    Fitbit Ace LTE Review

    The Fitbit Ace LTE is a $229.95, Editors' Choice-winning smartwatch for kids aged 7 to 11, focusing on gamifying activity through a "movement-based" arcade that requires daily physical action to unlock games and progress. Beyond the Eejie virtual pet, the device offers reliable GPS tracking, calling/texting for up to 20 contacts, and a "School Time" mode, all while maintaining...Read more

    W
    wired.com
    11/06/2024
    Fitbit Ace LTE Review: The Best Kid's Smartwatch - WIRED

    The Fitbit Ace LTE, reviewed by WIRED, is a high-quality smartwatch for children aged 7-14, blending durable, "squircle" design with active, movement-based gaming. It features the Fitbit Arcade, which incentivizes physical activity to unlock games, alongside customizable virtual pets, serving as a secure communication tool via LTE for parents. Key benefits include robust,...Read more

    Video reviews

    Best alternatives

    samsung-galaxy-watch6-classic-lte-47-mm
    Samsung Galaxy Watch6 Classic LTE 47mm

    Smartwatches

    8.4
    samsung-galaxy-watch5-pro-lte
    Samsung Galaxy Watch5 Pro LTE

    Smartwatches

    8.6
    google-pixel-watch-3-45-mm
    Google Pixel Watch 3 45mm

    Smartwatches

    8.2
    samsung-galaxy-watch7-lte-44-mm
    Samsung Galaxy Watch7 LTE 44mm

    Smartwatches

    8.4
    huawei-watch-gt-5
    Huawei Watch GT 5

    Smartwatches

    8.4
    oppo-watch-x2-mini
    Oppo Watch X2 Mini

    Smartwatches

    7.7
    honor-watch-gs-3
    Honor Watch Gs 3

    Smartwatches

    7.7
    samsung-galaxy-watch6-lte-44-mm
    Samsung Galaxy Watch6 LTE 44mm

    Smartwatches

    8.5
    huawei-watch-gt-4-46-mm
    Huawei Watch GT 4 46mm

    Smartwatches

    8.2
    huawei-watch-gt-5-41-mm
    Huawei Watch GT 5 41mm

    Smartwatches

    8.2
    huawei-watch-gt-4-41-mm
    Huawei Watch GT 4 41mm

    Smartwatches

    8.1
    amazfit-balance
    Amazfit Balance

    Smartwatches

    8.4

    Compare Fitbit Ace LTE with other Smartwatches

    VS
    VS

    Compare