Oppo Watch S Review | 126 Data compared
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Oppo Watch S Review | 126 Data compared

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  • Avg. price in UK: ~£180
  • Avg. price in US: ~$250
  • Screen size: 1.46 inch
  • Battery life: 7 days
  • Display type: AMOLED

Oppo Watch S review. Compare 126 technical specifications and user reviews to see how this product ranks in the Smartwatches category and whether it is worth buying.

8.5

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%

8.5

Technical Score

10.0%

?

User score

Excellent
8.5

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%

9.4

Health

21.0%

9.3

Fitness

16.0%

6.8

Battery

14.0%

8.7

Smart features

12.0%

7.4

Connectivity

9.0%

9.2

Display & Design

4.0%

7.5

Hardware

Excellent
?

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%

?

User reviews

30.0%

?

Popularity

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    Best prices in UK

      N/A~ £180

    Best rankings

    ?

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

    Verdict

    The OPPO Watch S is an ultra-slim smartwatch featuring a 1.46-inch AMOLED display with a 3000-nit peak brightness, a 464x464 resolution, and a lightweight 35g stainless steel chassis measuring just 8.9mm thick. It is powered by a BES2800BP chipset with 4GB of storage, offering comprehensive health tracking including a 60-second wellness overview, ECG, heart rate, 16-channel SpO2, and skin temperature monitoring. Key advantages include a long-lasting battery of up to 10 days, dual-band (L1+L5) GPS for precise tracking of over 100 sports modes, and unique cross-platform dual-phone pairing. However, it lacks Wi-Fi connectivity and runs on the proprietary ColorOS Watch 7.1, which limits third-party app support and NFC payment functionality compared to Wear OS competitors.

    Technical Specifications of smartwatch Oppo Watch S

    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%

    ?

    Health

    21.0%

    ?

    Fitness

    16.0%

    ?

    Battery

    14.0%

    ?

    Smart features

    12.0%

    ?

    Connectivity

    9.0%

    ?

    Display & Design

    4.0%

    ?

    Hardware

    8.5
    Oppo Watch S has a technical score of 8.54 points, which is higher than 95.5% 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%

    0.0

    User reviews

    30.0%

    1.0

    Popularity

    ?
    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.
    1.0
    Oppo Watch S has a popularity of 1 points, which is lower than 79% of products in this category.
    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%

    8.5

    Overall score

    40.0%

    9.6

    Price

    8.9
    Oppo Watch S has a quality-to-price ratio of 8.9 points, which is higher than 98.3% of products in this category.
    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: LOW

    Oppo
    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: MEDIUM

    yes
    Oppo Watch S includes a heart rate monitor. 10.5% 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: MEDIUM

    yes
    Oppo Watch S supports blood oxygen monitoring. 33.4% 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: MEDIUM

    yes
    Oppo Watch S supports ECG. 83.6% of smartwatches support ECG.
    Availability may vary by region or model version.
    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: LOW

    yes
    Oppo Watch S supports irregular heart rate warnings. 51.9% 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: LOW

    yes
    Oppo Watch S includes an accelerometer. 0.6% 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: LOW

    yes
    Oppo Watch S includes a barometer. 50.6% 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: LOW

    yes
    Oppo Watch S includes a gyroscope. 30.2% 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: LOW

    no
    Oppo Watch S does not include a cadence sensor. 31.2% 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
    Oppo Watch S supports distance tracking. 4.1% 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

    7 days
    Oppo Watch S offers a battery life of 7 days which is longer than that of 38.7% of smartwatches and equal to that of 17.1% of smartwatches.
    Up to 10 days in power-saving mode, 4 days with always-on.
    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: MEDIUM

    Good value: >=36.8 h

    14 h
    Oppo Watch S lasts 14 h in training mode which is shorter than 58.1% of smartwatches and equal to that of 1.5% 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: MEDIUM

    Good value: >=35 h

    ?
    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: LOW

    Good value: >=397 mAh

    339 mAh
    Oppo Watch S has a battery capacity of 339 mAh which is larger than the batteries in 61.7% 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: MEDIUM

    Good value: <=102 min

    90 min
    Oppo Watch S charges in 90 min which is faster than 63.7% of smartwatches and equal to the charge time of 9.9% of smartwatches.
    Show more
    Operating system
    What it is: The software platform that runs the watch interface, apps, and core functions.
    When it matters: When you care about apps, features, and long-term support.

    Importance: MEDIUM

    ColorOS Watch
    Oppo Watch S runs ColorOS Watch which is less advanced than the operating system in 97.9% of smartwatches and the same as that in 0.7% 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

    regular
    Oppo Watch S 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: LOW

    yes
    Oppo Watch S supports third-party apps. 52.4% 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: LOW

    yes
    Oppo Watch S supports notifications. 0.3% 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: LOW

    yes
    Oppo Watch S supports voice assistants. 32.4% 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: LOW

    no
    Oppo Watch S does not include a cellular module. 18% 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
    Oppo Watch S uses 1 for cellular connectivity which is more advanced than that of 2% of smartwatches and the same as that of 98% of smartwatches.
    eSIM
    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: MEDIUM

    yes
    Oppo Watch S supports GPS. 43.9% 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: LOW

    yes
    Oppo Watch S supports Galileo navigation. 61.6% 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: LOW

    yes
    Oppo Watch S includes a compass. 47.5% 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: LOW

    Good value: >=1.5 inch

    1.46 inch
    Oppo Watch S has a screen size of 1.46 inch which is larger than the screens of 65% of smartwatches and equal to those of 0.7% 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: LOW

    AMOLED
    Oppo Watch S uses a AMOLED display type which is more advanced than that of 49.9% of smartwatches and the same as that of 50.1% 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: LOW

    Good value: >=416 x 416

    464 x 464
    Oppo Watch S has a display resolution of 464x464 which is higher than that of 87.2% of smartwatches and equal to that of 0.2% 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: LOW

    Good value: >=326 ppi

    449 ppi
    Oppo Watch S has a pixel density of 449 ppi which is higher than that of 74.5% 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: LOW

    Good value: >=1000 nits

    3,000 nits
    Oppo Watch S reaches 3,000 nits nits of display brightness, which is higher than that of 96.5% of smartwatches and equal to that of 3.2% of smartwatches.
    Lab-measured brightness figure.
    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: LOW

    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: LOW

    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: LOW

    Good value: >=8 GB

    4 GB
    Oppo Watch S uses 4 GB for internal storage which is larger than that of 40.4% of smartwatches and equal to that of 27% 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
    Oppo Watch S does not include an external memory slot. 0.3% of smartwatches include an external memory slot.
    Show more

    Oppo Watch S vs the average smartwatch

    • ECG support
      Oppo Watch S supports ECG, the average smartwatch does not. 16.6% of smartwatches support ECG.
      Availability may vary by region or model version.
      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: MEDIUM

      Oppo Watch S supports ECG, the average smartwatch does not. 16.6% of smartwatches support ECG.
    • More frequent updates
      Oppo Watch S receives regular software updates, while the average smartwatch receives ended updates.
      Updates are released regularly throughout the year.
      What it is: Shows how actively the watch is still updated: regular means ongoing updates throughout active support, occasional means updates every few months or only from time to time, and ended means active software support has mostly stopped.
      When it matters: When you care how actively the watch is still supported with fixes, patches, and new features.

      Importance: MEDIUM

      Oppo Watch S receives regular software updates, while the average smartwatch receives ended updates.regular vs ended
    • Temperature sensing
      Oppo Watch S includes a temperature sensor, the average smartwatch does not. 26.8% of smartwatches include a temperature sensor.
      What it is: A sensor that records skin or wrist temperature changes and longer-term trends.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: MEDIUM

      Oppo Watch S includes a temperature sensor, the average smartwatch does not. 26.8% of smartwatches include a temperature sensor.
    • Readiness score
      Oppo Watch S supports readiness scores, the average smartwatch does not. 17.5% of smartwatches support readiness scores.
      What it is: A recovery-style score that combines recent activity, sleep, and body data into one summary.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: LOW

      Oppo Watch S supports readiness scores, the average smartwatch does not. 17.5% of smartwatches support readiness scores.
    • Fall detection
      Oppo Watch S supports fall detection, the average smartwatch does not. 21.3% 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: LOW

      Oppo Watch S supports fall detection, the average smartwatch does not. 21.3% of smartwatches support fall detection.
    • HRV tracking
      Oppo Watch S supports HRV tracking, the average smartwatch does not. 40.8% of smartwatches support HRV tracking.
      What it is: Measurement of heart-rate variability, the change in timing between heartbeats.
      When it matters: When you want health data from your wrist during the day or night.

      Importance: MEDIUM

      Oppo Watch S supports HRV tracking, the average smartwatch does not. 40.8% of smartwatches support HRV tracking.
    • VO2 max measurement
      Oppo Watch S measures VO2 max, the average smartwatch does not. 47.6% of smartwatches measure VO2 max.
      What it is: Estimated VO2 max, a fitness metric linked to aerobic capacity and endurance.
      When it matters: When you track workouts and want better training data.

      Importance: MEDIUM

      Oppo Watch S measures VO2 max, the average smartwatch does not. 47.6% of smartwatches measure VO2 max.
    • Emergency SOS
      Oppo Watch S includes Emergency SOS, the average smartwatch does not. 42.8% of smartwatches include Emergency SOS.
      What it is: An emergency feature that can contact help or alert trusted people from the watch.
      When it matters: When you want extra help in an emergency.

      Importance: LOW

      Oppo Watch S includes Emergency SOS, the average smartwatch does not. 42.8% of smartwatches include Emergency SOS.
    • ECG support
      Oppo Watch S supports ECG, the average smartwatch does not. 16.6% of smartwatches support ECG.
    • Temperature sensing
      Oppo Watch S includes a temperature sensor, the average smartwatch does not. 26.8% of smartwatches include a temperature sensor.
    • Readiness score
      Oppo Watch S supports readiness scores, the average smartwatch does not. 17.5% of smartwatches support readiness scores.
    • HRV tracking
      Oppo Watch S supports HRV tracking, the average smartwatch does not. 40.8% of smartwatches support HRV tracking.
    • VO2 max measurement
      Oppo Watch S measures VO2 max, the average smartwatch does not. 47.6% of smartwatches measure VO2 max.
    • Irregular heart rate alerts
      Oppo Watch S supports irregular heart rate warnings, the average smartwatch does not. 48.1% of smartwatches support irregular heart rate warnings.
    • Calorie tracking
      Oppo Watch S supports calorie tracking, the average smartwatch does not. 48.6% of smartwatches support calorie tracking.
    • Weight tracking
      Oppo Watch S supports weight tracking, the average smartwatch does not. 39.1% of smartwatches support weight tracking.
    • Barometer sensor included
      Oppo Watch S includes a barometer, the average smartwatch does not. 49.5% of smartwatches include a barometer.
    • Route support
      Oppo Watch S supports route support, the average smartwatch does not. 50% of smartwatches support route support.
    • 20 more exercise profiles
      Oppo Watch S supports more exercise modes than the average smartwatch (100 vs 80). The average smartwatch supports 80 exercise modes.
    • Supports wireless charging
      Oppo Watch S supports wireless charging, the average smartwatch does not. 24.5% of smartwatches support wireless charging.
    • 30 min shorter charge time
      Oppo Watch S charges faster than the average smartwatch (90 min vs 120 min). The average smartwatch charges in 120 min.
    • 39 mAh larger battery capacity
      Oppo Watch S has a larger battery capacity than the average smartwatch (339 mAh vs 300 mAh). The average smartwatch battery is 300 mAh.
    • NFC functionality
      Oppo Watch S supports NFC, the average smartwatch does not. 43.4% of smartwatches support NFC.
    • Galileo satellite support
      Oppo Watch S supports Galileo navigation, the average smartwatch does not. 38.5% of smartwatches support Galileo navigation.
    • Newer Bluetooth version
      Oppo Watch S supports a newer Bluetooth version than the average smartwatch (5.2 vs 5.0). The average smartwatch uses 5.0.
    • 2,400 nits higher display brightness
      Oppo Watch S has higher display brightness than the average smartwatch (3,000 nits nits vs 600 nits nits). The average smartwatch reaches 600 nits nits.
    • Rugged construction
      Oppo Watch S has a rugged design, the average smartwatch does not. 37.9% of smartwatches have a rugged design.
    • 2.7 mm thinner watch body
      Oppo Watch S is thinner than the average smartwatch (8.9 mm vs 11.6 mm). The average smartwatch thickness is 11.6 mm.
    • 123 ppi higher pixel density
      Oppo Watch S has a higher pixel density than the average smartwatch (449 ppi vs 326 ppi). The average smartwatch display reaches 326 ppi.
    • Higher resolution
      Oppo Watch S has a display resolution of 464x464, while the average smartwatch reaches 352x430.
    • 10 g lighter weight
      Oppo Watch S is lighter than the average smartwatch (35 g vs 45.0 g). The average smartwatch weighs 45.0 g.
    • More frequent updates
      Oppo Watch S receives regular software updates, while the average smartwatch receives ended updates.
    • Fall detection
      Oppo Watch S supports fall detection, the average smartwatch does not. 21.3% of smartwatches support fall detection.
    • Emergency SOS
      Oppo Watch S includes Emergency SOS, the average smartwatch does not. 42.8% of smartwatches include Emergency SOS.
    • Third-party app support
      Oppo Watch S supports third-party apps, the average smartwatch does not. 47.6% of smartwatches support third-party apps.
    • 4 year/s newer release date
      Oppo Watch S 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 smart scale support
      Oppo Watch S does not support smart scale compatibility, the average smartwatch does. 53.7% of smartwatches support smart scale compatibility.
    • Basic battery type
      Oppo Watch S uses a Li-ion battery, while the average smartwatch uses Li-Po.
    • 5.25 h shorter training battery life
      Oppo Watch S lasts less in training mode than the average smartwatch (14 h vs 19.25 h). The average smartwatch lasts 19.25 h.
    • 10 °C lower max temperature
      Oppo Watch S handles a lower maximum operating temperature than the average smartwatch (35 °C vs 45.0 °C). The average smartwatch reaches 45.0 °C.
    • 3 mm wider watch width
      Oppo Watch S is wider than the average smartwatch (45 mm vs 42.0 mm). The average smartwatch width is 42.0 mm.
    • Basic band material
      Oppo Watch S uses silicone, rubber for the band material, while the average smartwatch uses silicone.
    • Less advanced operating system
      Oppo Watch S runs a less advanced operating system than the average smartwatch (ColorOS Watch vs Proprietary OS).
    • No smart scale support
      Oppo Watch S does not support smart scale compatibility, the average smartwatch does. 53.7% of smartwatches support smart scale compatibility.
      What it is: Compatibility with smart scales for syncing weight and body-composition data.
      When it matters: When you want the watch to work with fitness gear and other accessories.

      Importance: LOW

      Oppo Watch S does not support smart scale compatibility, the average smartwatch does. 53.7% of smartwatches support smart scale compatibility.
    • Basic battery type
      Oppo Watch S uses a Li-ion battery, while the average smartwatch uses Li-Po.
      What it is: The battery chemistry or construction used inside the watch.
      When it matters: When battery lifespan or charging habits matter to you.

      Importance: LOW

      Oppo Watch S uses a Li-ion battery, while the average smartwatch uses Li-Po.Li-ion vs Li-Po
    • 6.88x less popular
      Oppo Watch S has a lower popularity than the average smartwatch (1.00 vs 6.877).
      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.
      Oppo Watch S has a lower popularity than the average smartwatch (1.00 vs 6.877).1 vs 6.88
    • Less advanced operating system
      Oppo Watch S runs a less advanced operating system than the average smartwatch (ColorOS Watch 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: MEDIUM

      Oppo Watch S runs a less advanced operating system than the average smartwatch (ColorOS Watch vs Proprietary OS).ColorOS Watch vs Proprietary OS
    • 5.25 h shorter training battery life
      Oppo Watch S lasts less in training mode than the average smartwatch (14 h vs 19.25 h). The average smartwatch lasts 19.25 h.
      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: MEDIUM

      Good value: >=36.8 h

      Oppo Watch S lasts less in training mode than the average smartwatch (14 h vs 19.25 h). The average smartwatch lasts 19.25 h.14 h vs 19.25 h
    • 10 °C lower max temperature
      Oppo Watch S handles a lower maximum operating temperature than the average smartwatch (35 °C vs 45.0 °C). The average smartwatch reaches 45.0 °C.
      What it is: The highest ambient temperature at which the watch is rated to operate normally.
      When it matters: When you use the watch in heat, cold, or at high altitude.

      Importance: LOW

      Good value: >=45 °C

      Oppo Watch S handles a lower maximum operating temperature than the average smartwatch (35 °C vs 45.0 °C). The average smartwatch reaches 45.0 °C.35 °C vs 45 °C
    • 3 mm wider watch width
      Oppo Watch S is wider than the average smartwatch (45 mm vs 42.0 mm). The average smartwatch width is 42.0 mm.
      What it is: The horizontal dimension of the watch case.
      When it matters: When you wear the watch all day or sleep with it on.

      Importance: LOW

      Good value: <=39 mm

      Oppo Watch S is wider than the average smartwatch (45 mm vs 42.0 mm). The average smartwatch width is 42.0 mm.45 mm vs 42 mm
    • Basic band material
      Oppo Watch S uses silicone, rubber for the band material, while the average smartwatch uses silicone.
      What it is: The main material used for the watch strap or band.
      When it matters: When you wear the watch all day or sleep with it on.

      Importance: LOW

      Oppo Watch S uses silicone, rubber for the band material, while the average smartwatch uses silicone.silicone, rubber vs silicone
    Total
    Overall
    Health
    Battery
    Display & Design
    Smart features

    Graphic comparison of Oppo Watch S and other Smartwatches

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    Third-party reviews

    What customers like about Oppo Watch S?

    • Ultra-slim and lightweight 8.9mm stainless steel design that is comfortable for 24/7 wear.
    • Exceptionally bright AMOLED display, reaching up to 3,000 nits for excellent outdoor visibility.
    • Long battery life, typically lasting 6–7 days with regular use and up to 10–14 days in power-saving mode.
    • Comprehensive health suite including an 8-channel heart rate sensor, 16-channel SpO2 monitoring, and a medical-certified ECG sensor.
    • Unique dual-phone pairing feature that allows receiving notifications from two devices simultaneously.
    • Fast VOOC charging that provides a full day of use from just a 10-minute charge.

    What customers dislike about Oppo Watch S?

    • Limited third-party app ecosystem compared to competitors using Google's Wear OS or Apple's watchOS.
    • Inability to respond to messages directly from the watch, despite receiving notifications.
    • Sports analysis is considered basic and may not satisfy serious athletes looking for deep professional-grade metrics.
    • Full 3,000-nit screen brightness is often restricted to specific outdoor workout modes to conserve battery.
    • Occasional thermal management issues reported during sustained GPS usage.

    Expert reviews

    C
    community.oppo.com
    01/10/2025
    Summary of the review
    The Smartwatch That Finally Won Me Over (OPPO Watch S) - OPPO Community
    1
    1side0.net
    09/02/2026
    Summary of the review
    OPPO Watch S Full Review: Stylish, Long-Lasting, and Feature-Packed at RM799
    X
    xataka.com
    08/01/2026
    Summary of the review
    The best smartwatches of 2026: reviews and videos inside.
    (Translated)Show original

    Video reviews

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