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Realme Techlife Watch S100 Review | 126 Data compared

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  • Avg. price: ~£25
  • Screen size: 1.69 inch
  • Battery life: 12 day/s
  • Display type: IPS LCD

Realme Techlife Watch S100 review. Compare 126 technical specifications and user reviews to see how it ranks among smartwatches and if it is worth buying.

5.6

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%

5.4

Technical Score

10.0%

7.6

User score

Good
5.4

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%

5.0

Health

21.0%

5.3

Fitness

16.0%

8.6

Battery

14.0%

4.2

Smart features

12.0%

2.6

Connectivity

9.0%

6.8

Display & Design

4.0%

5.9

Hardware

Good
7.6

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%

7.6

User reviews

30.0%

7.5

Popularity

User score:
amazon
3.8
(338)

(Reviews last updated: Apr 2026)

Very good
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    Best prices

    Best rankings

    ?

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

    Technical Specifications of smartwatch Realme Techlife Watch S100

    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%

    5.0

    Health

    21.0%

    5.3

    Fitness

    16.0%

    8.6

    Battery

    14.0%

    4.2

    Smart features

    12.0%

    2.6

    Connectivity

    9.0%

    6.8

    Display & Design

    4.0%

    5.9

    Hardware

    5.4
    Realme Techlife Watch S100 has a technical score of 5.42 points, which is lower than 74.1% 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%

    7.6

    User reviews

    30.0%

    7.5

    Popularity

    User score:
    amazon
    3.8
    (338)

    (Reviews last updated: Apr 2026)

    7.6
    Realme Techlife Watch S100 has a user score of 7.58 points, which is lower than 74.8% 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.
    7.5
    Realme Techlife Watch S100 has a popularity of 7.5 points, which is higher than 68.9% 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%

    5.6

    Overall score

    40.0%

    10

    Price

    6.9
    Realme Techlife Watch S100 has a quality-to-price ratio of 6.9 points, which is lower than 66.9% 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

    Realme
    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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 supports blood oxygen monitoring. 64.4% of smartwatches support blood oxygen monitoring.
    Readings are for wellness use, not medical diagnosis.
    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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 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

    no
    Realme Techlife Watch S100 does not include 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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 supports distance tracking. 95.7% of smartwatches support distance tracking.
    Distance tracking may depend on phone GPS/app on some models.
    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

    12 day/s
    Realme Techlife Watch S100 offers a battery life of 12 day/s which is longer than that of 72.5% of smartwatches and equal to that of 3.3% of smartwatches.
    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

    N/A
    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

    320 mAh
    Realme Techlife Watch S100 has a battery capacity of 320 mAh which is larger than the batteries in 57% of smartwatches and equal to those in 1% 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

    ?
    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

    Proprietary OS
    Realme Techlife Watch S100 runs Proprietary OS which is less advanced than the operating system in 53.6% of smartwatches and the same as that in 42.7% 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

    ended
    Realme Techlife Watch S100 has ended software update support which is equal to that of 57.5% of smartwatches.
    Updates appear infrequent or sporadic.
    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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 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
    Realme Techlife Watch S100 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

    no
    Realme Techlife Watch S100 does not include 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

    0
    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

    no
    Realme Techlife Watch S100 does not support 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
    Realme Techlife Watch S100 does not support 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

    no
    Realme Techlife Watch S100 does not include 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

    1.69 inch
    Realme Techlife Watch S100 has a screen size of 1.69 inch which is larger than the screens of 80% of smartwatches and equal to those of 2.6% 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

    IPS LCD
    Realme Techlife Watch S100 uses a IPS LCD display type which is less advanced than that of 68.6% of smartwatches and the same as that of 6.2% 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

    240 x 280
    Realme Techlife Watch S100 has a display resolution of 240 x 280 which is lower than that of 70.2% of smartwatches and equal to that of 3.6% 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

    218 ppi
    Realme Techlife Watch S100 has a pixel density of 218 ppi which is lower than that of 86.1% of smartwatches and equal to that of 2.9% 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

    530 nits
    Realme Techlife Watch S100 reaches 530 nits nits of display brightness, which is lower than that of 69.7% of smartwatches 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

    ?
    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

    ?
    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

    ?
    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
    Realme Techlife Watch S100 does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
    Show more

    Realme Techlife Watch S100 vs the average smartwatch

    • Has temperature sensor
      Realme Techlife Watch S100 includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
      Temperature readings may be skin/ambient trends, not core-body medical values.
      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

      Realme Techlife Watch S100 includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
    • 5 day/s longer battery life
      Realme Techlife Watch S100 offers 12 day/s of battery life, while the average smartwatch offers 7 day/s.
      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

      Realme Techlife Watch S100 offers 12 day/s of battery life, while the average smartwatch offers 7 day/s.12 day/s vs 7 day/s
    • 0.29 inch larger screen size
      Realme Techlife Watch S100 has a larger screen size than the average smartwatch (1.7 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.
      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

      Realme Techlife Watch S100 has a larger screen size than the average smartwatch (1.7 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.1.69 inch vs 1.40 inch
    • Stronger display glass
      Realme Techlife Watch S100 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

      Realme Techlife Watch S100 uses Corning Gorilla Glass 3 display glass, while the average smartwatch uses mineral glass.Corning Gorilla Glass 3 vs mineral glass
    • Supports calorie tracking
      Realme Techlife Watch S100 supports calorie tracking, the average smartwatch does not. 43.8% of smartwatches support calorie tracking.
      What it is: Estimated calorie burn based on movement, heart data, and user profile inputs.
      When it matters: When you track workouts and want better training data.

      Importance: MEDIUM

      Realme Techlife Watch S100 supports calorie tracking, the average smartwatch does not. 43.8% of smartwatches support calorie tracking.
    • Supports water intake tracking
      Realme Techlife Watch S100 tracks water intake, the average smartwatch does not. 48.2% of smartwatches track water intake.
      What it is: Logging tools for recording daily water consumption.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: LOW

      Realme Techlife Watch S100 tracks water intake, the average smartwatch does not. 48.2% of smartwatches track water intake.
    • 5.2x cheaper
      Realme Techlife Watch S100 is cheaper than the average smartwatch (£25 vs £130).
      Realme Techlife Watch S100 is cheaper than the average smartwatch (£25 vs £130).£25 vs £130
    • 11 g lighter weight
      Realme Techlife Watch S100 is lighter than the average smartwatch (34 g vs 45 g). The average smartwatch weighs 45 g.
      What it is: The total mass of the watch body, usually expressed in grams.
      When it matters: When you wear the watch all day or sleep with it on.

      Importance: HIGH

      Good value: <=37 g

      Realme Techlife Watch S100 is lighter than the average smartwatch (34 g vs 45 g). The average smartwatch weighs 45 g.34.0 g vs 45 g
    • Has temperature sensor
      Realme Techlife Watch S100 includes a temperature sensor, the average smartwatch does not. 22.3% of smartwatches include a temperature sensor.
    • Supports calorie tracking
      Realme Techlife Watch S100 supports calorie tracking, the average smartwatch does not. 43.8% of smartwatches support calorie tracking.
    • Supports water intake tracking
      Realme Techlife Watch S100 tracks water intake, the average smartwatch does not. 48.2% of smartwatches track water intake.
    • 5 day/s longer battery life
      Realme Techlife Watch S100 offers 12 day/s of battery life, while the average smartwatch offers 7 day/s.
    • Newer Bluetooth version
      Realme Techlife Watch S100 supports a newer Bluetooth version than the average smartwatch (5.1 vs 5.0). The average smartwatch uses 5.0.
    • 0.29 inch larger screen size
      Realme Techlife Watch S100 has a larger screen size than the average smartwatch (1.7 inch vs 1.40 inch). The average smartwatch screen is 1.40 inch.
    • Stronger display glass
      Realme Techlife Watch S100 uses Corning Gorilla Glass 3 display glass, while the average smartwatch uses mineral glass.
    • 11 g lighter weight
      Realme Techlife Watch S100 is lighter than the average smartwatch (34 g vs 45 g). The average smartwatch weighs 45 g.
    • 4 mm narrower band
      Realme Techlife Watch S100 has a narrower band width than the average smartwatch (18 mm vs 22.0 mm). The average smartwatch band is 22.0 mm wide.
    • 16.9 mm narrower watch width
      Realme Techlife Watch S100 is narrower than the average smartwatch (25.1 mm vs 42.0 mm). The average smartwatch width is 42.0 mm.

    Total
    Overall
    Health
    Battery
    Connectivity
    Display & Design
    • No stress monitoring
      Realme Techlife Watch S100 does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • No cycle tracking
      Realme Techlife Watch S100 does not support menstrual cycle tracking, the average smartwatch does. 64.6% of smartwatches support menstrual cycle tracking.
    • No smart scales
      Realme Techlife Watch S100 does not support smart scale compatibility, the average smartwatch does. 56.8% of smartwatches support smart scale compatibility.
    • No elevation tracking
      Realme Techlife Watch S100 does not support elevation tracking, the average smartwatch does. 62.7% of smartwatches support elevation tracking.
    • No gyroscope
      Realme Techlife Watch S100 does not include a gyroscope, the average smartwatch does. 64.6% of smartwatches include a gyroscope.
    • No pace measurement
      Realme Techlife Watch S100 does not support pace tracking, the average smartwatch does. 78% of smartwatches support pace tracking.
    • No route tracking
      Realme Techlife Watch S100 does not support route tracking, the average smartwatch does. 75.7% of smartwatches support route tracking.
    • No coaching
      Realme Techlife Watch S100 does not support coaching, the average smartwatch does. 51.8% of smartwatches support coaching.
    • No swim mode
      Realme Techlife Watch S100 does not include a swim sport mode, the average smartwatch does. 74.9% of smartwatches include a swim sport mode.
      Not suitable for swim tracking.
    • No voice feedback
      Realme Techlife Watch S100 does not support voice feedback, the average smartwatch does. 62.1% of smartwatches support voice feedback.
    • 56 fewer exercise profiles
      Realme Techlife Watch S100 supports fewer exercise modes than the average smartwatch (24 vs 80). The average smartwatch supports 80 exercise modes.
    • No GPS
      Realme Techlife Watch S100 does not support GPS, the average smartwatch does. 56.1% of smartwatches support GPS.
    • Basic display type
      Realme Techlife Watch S100 uses IPS LCD display technology, while the average smartwatch features AMOLED.
    • 108 ppi lower pixel density
      Realme Techlife Watch S100 has a lower pixel density than the average smartwatch (218 ppi vs 326 ppi). The average smartwatch display reaches 326 ppi.
    • No ambient light sensor
      Realme Techlife Watch S100 does not include an ambient light sensor, the average smartwatch does. 60.5% of smartwatches include an ambient light sensor.
    • Lower resolution
      Realme Techlife Watch S100 has a display resolution of 240x 280, while the average smartwatch reaches 352x 430.
    • 70 nits lower display brightness
      Realme Techlife Watch S100 has lower display brightness than the average smartwatch (530 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
    • No call answering
      Realme Techlife Watch S100 does not support call answering, the average smartwatch does. 57% of smartwatches support call answering.
    • No voice commands
      Realme Techlife Watch S100 does not support voice commands, the average smartwatch does. 64.5% of smartwatches support voice commands.
    • No voice assistant
      Realme Techlife Watch S100 does not support voice assistants, the average smartwatch does. 68% of smartwatches support voice assistants.
    • No calendar sync
      Realme Techlife Watch S100 does not support calendar sync, the average smartwatch does. 94.4% of smartwatches support calendar sync.
    • No speaker
      Realme Techlife Watch S100 does not include a built-in speaker, the average smartwatch does. 54.7% of smartwatches include a built-in speaker.
    • 1 fewer microphones
      Realme Techlife Watch S100 has fewer microphones than the average smartwatch (0 vs 1). The average smartwatch includes 1 microphones.
    • No GPS
      Realme Techlife Watch S100 does not support GPS, the average smartwatch does. 56.1% of smartwatches support 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

      Realme Techlife Watch S100 does not support GPS, the average smartwatch does. 56.1% of smartwatches support GPS.
    • Basic display type
      Realme Techlife Watch S100 uses IPS LCD 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

      Realme Techlife Watch S100 uses IPS LCD display technology, while the average smartwatch features AMOLED.IPS LCD vs AMOLED
    • No speaker
      Realme Techlife Watch S100 does not include a built-in speaker, the average smartwatch does. 54.7% of smartwatches include a built-in speaker.
      What it is: An onboard speaker for calls, prompts, alarms, or media playback.
      When it matters: When you want audio, calls, or voice features on the watch itself.

      Importance: LOW

      Realme Techlife Watch S100 does not include a built-in speaker, the average smartwatch does. 54.7% of smartwatches include a built-in speaker.
    • No stress monitoring
      Realme Techlife Watch S100 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

      Realme Techlife Watch S100 does not support stress monitoring, the average smartwatch does. 65.4% of smartwatches support stress monitoring.
    • No elevation tracking
      Realme Techlife Watch S100 does not support elevation tracking, the average smartwatch does. 62.7% of smartwatches support elevation tracking.
      What it is: Tracking of climbed, descended, or current elevation during activities.
      When it matters: When you run, ride, hike, or navigate without relying on your phone.

      Importance: MEDIUM

      Realme Techlife Watch S100 does not support elevation tracking, the average smartwatch does. 62.7% of smartwatches support elevation tracking.
    • No gyroscope
      Realme Techlife Watch S100 does not include a gyroscope, the average smartwatch does. 64.6% of smartwatches include a 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

      Realme Techlife Watch S100 does not include a gyroscope, the average smartwatch does. 64.6% of smartwatches include a gyroscope.
    • No pace measurement
      Realme Techlife Watch S100 does not support pace tracking, the average smartwatch does. 78% of smartwatches support pace tracking.
      What it is: Tracking of current or average pace during activities such as running or cycling.
      When it matters: When you track workouts and want better training data.

      Importance: MEDIUM

      Realme Techlife Watch S100 does not support pace tracking, the average smartwatch does. 78% of smartwatches support pace tracking.
    • No route tracking
      Realme Techlife Watch S100 does not support route tracking, the average smartwatch does. 75.7% of smartwatches support route tracking.
      What it is: Route recording that stores the path taken during an outdoor session.
      When it matters: When you run, ride, hike, or navigate without relying on your phone.

      Importance: MEDIUM

      Realme Techlife Watch S100 does not support route tracking, the average smartwatch does. 75.7% of smartwatches support route tracking.
    Total
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    Graphic comparison of Realme Techlife Watch S100 and other Smartwatches

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    Third-party reviews

    amazon
    3.8
    338 Reviews

    (Reviews last updated: Apr 2026)

    What customers like about Realme Techlife Watch S100?

    • Excellent value for money as an entry-level budget smartwatch.
    • Strong battery life, often lasting 7 to 10 days with regular use.
    • Large and vibrant 1.69-inch display with good peak brightness (530 nits) for outdoor visibility.
    • Lightweight and comfortable design, weighing only 34g.
    • Unique inclusion of a skin and body temperature sensor at its price point.
    • Clean and user-friendly interface with smooth touch responsiveness.
    • IP68 dust and water resistance rating.

    What customers dislike about Realme Techlife Watch S100?

    • Inaccurate health tracking, particularly for steps, heart rate, and SpO2.
    • Lacks built-in GPS, requiring a connected phone for route tracking.
    • Realme Fit companion app is less polished than the standard Realme Link app.
    • Screen and case are prone to accumulating scratches easily.
    • Notifications are not interactive and do not allow for replies.
    • No ambient light sensor for automatic brightness adjustment.
    • Frequent connectivity issues and disconnections reported by some users.

    Expert reviews

    T
    tech.hindustantimes.com
    02/04/2022
    Realme TechLife watch s100 review: Almost the winner but has a big flaw

    The Realme TechLife Watch S100 is a budget-friendly wearable praised for its lightweight 34g design, comfortable 20mm straps, and a vibrant 1.69-inch LCD display capable of 530 nits brightness. Key features include IP68 water resistance, a user-friendly UI, and a surprisingly strong 7-to-10-day battery life under varied usage scenarios. However, the review highlights significant...Read more

    T
    tech.hindustantimes.com
    02/04/2022
    Realme TechLife Watch S100 review: Almost the winner but has a big flaw

    The Realme TechLife Watch S100 is a budget-friendly wearable boasting a 1.69-inch, 530-nit display and a 7-10 day battery life, making it visually appealing for its price point. Its pros include a durable IP68-rated design and a lightweight, stylish build suitable for daily wear. However, significant cons include inaccurate, unreliable step counting and, in some cases, faulty sleep...Read more

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