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Wearable comparison

OnePlus Watch 2R vs Samsung Galaxy Watch 8

Compare battery life, health tracking, display and fit.

Compared products
01Selected
OnePlus Watch 2R

OnePlus Watch 2R

  • Screen: 466 × 466 pixels; 326 ppi.
  • Qualcomm Snapdragon W5 Gen 1; BES2700BP MCU processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS 4; RTOS.
KSh 28,500In Stock
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02
Samsung Galaxy Watch 8

Samsung Galaxy Watch 8

  • Screen: 44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels.
  • Exynos W1000, 3 nm processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS 6; One UI 8 Watch.
KSh 27,500In Stock
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OnePlus Watch 2KSh 29,500
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OnePlus Watch 3KSh 33,000
2 of 4 products

Our quick verdict

With the same 2 GB of RAM and IP68 rating, the Samsung Galaxy Watch 8 is the stronger choice: it is lighter to wear all day and has a brighter screen for outdoor use and a cellular option for calls without your phone, while the OnePlus Watch 2R only syncs with apps such as Strava.

Display

OnePlus Watch 2R
466 × 466 pixels; 326 ppi
Samsung Galaxy Watch 8
44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels

Performance

OnePlus Watch 2R
Qualcomm Snapdragon W5 Gen 1; BES2700BP MCU processor
Samsung Galaxy Watch 8
Exynos W1000, 3 nm processor

Software

OnePlus Watch 2R
Runs Wear OS 4; RTOS
Samsung Galaxy Watch 8
Runs Wear OS 6; One UI 8 Watch

Battery life

OnePlus Watch 2R
500 mAh battery
Samsung Galaxy Watch 8
44 mm: 435 mAh, 40 mm: 325 mAh

Portability

OnePlus Watch 2R
59 g
Samsung Galaxy Watch 8
34 g

Key differences

The main differences to help you choose.

OnePlus Watch 2R

  • Syncs with third-party apps such as Strava and Apple Health.

Samsung Galaxy Watch 8

  • Brighter display: up to 3,000 nits (vs 1,000).
  • Lighter: 34 g (vs 59 g).
  • eSIM.
  • Cellular option (LTE/5G models) for calls and data without your phone.
  • Slimmer: 8.6 mm thick (vs 12.1 mm).
  • Newer Bluetooth 5.3 (vs 5.0).

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

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6 priorities selected.
How each product answers the selected priorities
PriorityOnePlus Watch 2RSamsung Galaxy Watch 8
Battery life500 mAh battery44 mm: 435 mAh, 40 mm: 325 mAh
Display1.43-inch OLED display, 326 ppi1.47-inch OLED display
PerformanceQualcomm Snapdragon W5 Gen 1 processorExynos W1000 processor
SoftwareWear OS 4Wear OS 6
Battery capacity500 mAh battery44 mm: 435 mAh
ConnectionsBluetooth 5.0Bluetooth 5.3

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
Display1.43-inch AMOLED44 mm: 1.47-inch Super AMOLED; 40 mm: 1.34-inch Super AMOLED
Screen resolution466 × 466 pixels; 326 ppi44 mm: 480 × 480 pixels; 40 mm: 438 × 438 pixels
Display protection2D glassSapphire crystal
Display features1000 nits (HBM)Full-colour always-on display

Connectivity

Connectivity specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
Network / cellularNo cellular connectivityGSM / HSPA / LTE
SIM / eSIMNoeSIM
Wi-FiWi-Fi 2.4 GHz + 5 GHzWi-Fi 2.4 GHz + 5 GHz
BluetoothBluetooth 5.0 BLEBluetooth 5.3
NFCSupportedSupported
Positioning / GNSSDual-frequency L1 + L5; GPS; BeiDou; Galileo; GLONASS; QZSSDual-frequency GPS, L1 + L5; GLONASS; BeiDou; Galileo

Identity & design

Identity & design specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
BrandOnePlusSamsung
ModelOnePlus Watch 2RSamsung Galaxy Watch 8
Announced2024, July 162025, July 09
Dimensions47.6 × 46.6 × 12.1 mm; 13.65 mm including PPG sensor44 mm: 43.7 × 46.0 × 8.6 mm; 40 mm: 40.4 × 42.7 × 8.6 mm
WeightApproximately 37 g without strap; 59 g with strap44 mm: 34.0 g; 40 mm: 30.0 g, without band
Build materialsAluminum-alloy case; plastic backArmor Aluminum case
Wrist size140–210 mm—
Strap / bandSilicone; stainless-steel buckle—
Controls / buttonsTwo side buttons and touchscreenTouchscreen and physical buttons

Performance & software

Performance & software specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
ProcessorQualcomm Snapdragon W5 Gen 1; BES2700BP MCUExynos W1000, 3 nm
CPUQuad-core 1.7 GHz Cortex-A535-core
GPUAdreno 702Mali-G68
RAM2 GB2 GB
Storage32 GB32 GB
Operating systemWear OS 4; RTOSWear OS 6; One UI 8 Watch

Audio & communication

Audio & communication specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth calling with a connected smartphoneBluetooth calling with a connected smartphone; standalone calling on LTE editions

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
SensorsAccelerometer; gyroscope; optical heart-rate sensor; optical blood-oxygen sensor; geomagnetic sensor; ambient-light sensor; barometerSamsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor
Health & wellness featuresHeart rate; high and low heart-rate alerts; SpO₂ spot checks and all-day monitoring; stress; breathing exercisesHeart and wellness tracking; Antioxidant Index, Vascular Load, Energy Score and stress features. Availability varies by market and paired phone.
Sleep trackingDeep, light and REM sleep; awake time; sleep score; breathing rate; SpO₂; snoring-risk assessmentSleep tracking, sleep coaching, Bedtime Guidance and sleep-apnoea features where available
Sports / workout modes100+ sports modes—
Training & outdoor featuresAerobic training effect; cardiorespiratory capacity; recovery time; heart-rate recovery; running form; track runningRunning Coach and dual-frequency route tracking

Battery & durability

Battery & durability specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
Battery capacity500 mAh44 mm: 435 mAh; 40 mm: 325 mAh
Battery lifeUp to 100 hours smart mode; 48 hours heavy use; 12 days power saver—
ChargingCharging base with USB-C cableFast wireless charging, WPC-based
Water resistance5 ATM; IP685 ATM; IP68
Durability / certificationsIP68-rated dust and water resistanceMIL-STD-810H

Compatibility

Compatibility specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
Phone compatibilityAndroid 8.0 or later; GMS 23.45.23 or laterAndroid 12.0 or later; more than 1.5 GB RAM
Companion appOHealthGalaxy Wearable; Samsung Health
ColorsForest Green; Gunmetal GrayGraphite; Silver

Additional specifications

Additional specifications specifications comparison
SpecificationOnePlus Watch 2RSamsung Galaxy Watch 8
Case materialAluminum alloyArmor Aluminum
Pixels per inch326 ppi—
Peak brightness600 nits default maximum; 1,000 nits high-brightness mode3,000 nits peak
Charging time60 minutes to 100%; 10 minutes for 24 hours of use—
Packing listWatch; charging base; strap; USB-C cable; safety guide; quick start guide—
Smart recognitionRunning; walking; cycling; swimming; rowing machine; elliptical—
Third-party fitness appsWear OS apps; Google apps; Google Health Connect; Strava—
Release statusAvailable. Released 2024, July 16Available. Released 2025, July 25
Card slotNoNo
CameraNoNo
3.5 mm headphone jackNoNo
USBNoNo
RadioNoNo
RTOS storage4 GB eMMC—
Model numbers—SM-L320, SM-L325, SM-L330, SM-L335, SM-L325U, SM-L335U
2G bands—GSM 850 / 900 / 1800 / 1900
3G bands—HSDPA 850 / 900 / 2100
4G bands—1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
Network speed—HSPA, LTE
SAR (EU)—0.15 W/kg (head) 0.78 W/kg (body)
Additional durability features—Armor Aluminum 2

Similarities

  • Both have 2 GB RAM.
  • Both are rated IP68.
  • Both have NFC.
  • Both have an aluminium case.
  • Both are water resistant to 50 m.
  • Both take calls over Bluetooth.

In summary

For most buyers the Samsung Galaxy Watch 8 is the better buy; the OnePlus Watch 2R makes sense if you want syncing with apps such as Strava.

Back to compared products ↑

In-stock alternatives

Huawei Watch GT 6For OnePlus Watch 2RHuawei Watch GT 6View product ↗OnePlus Watch 2For OnePlus Watch 2ROnePlus Watch 2View product ↗Huawei Watch Fit 5 ProFor Samsung Galaxy Watch 8Huawei Watch Fit 5 ProView product ↗

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