Samsung Galaxy Watch4 vs Oppo Watch 2

Phones Images
Samsung Galaxy Watch4 Oppo Watch 2
PHONES
Phone Names Samsung Galaxy Watch4 Oppo Watch 2
Network
2G bandsGSM 850 / 900 / 1800 / 1900N/A
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 7, 8, 201, 3, 5, 8, 34, 38, 39, 40, 41 - China
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEHSPA / LTE
Launch
Announced2021, August 112021, July 27
StatusAvailable. Released 2021, August 27Available. Released 2021, July 27
Body
BuildGlass front (Gorilla Glass DX+), aluminum frameGlass front, aluminum frame
Dimensions44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)46.4 x 38.5 x 11.6 mm (1.83 x 1.52 x 0.46 in)
SIMeSIMeSIM (market/region dependent)
Weight30.3 g (44mm), 25.9 g (40mm) (1.06 oz)35 g (46mm) / 31 g (42mm) (1.09 oz)
 MIL-STD-810G compliant* 50m water resistant (IP68) Compatible with standard 20mm straps ECG certified Blood pressure monitor *does not guarantee ruggedness or use in extreme conditions5ATM water resistant
Display
ProtectionCorning Gorilla Glass DX+-
Resolution450 x 450 pixels (~321 ppi density)402 x 476 pixels (~326 ppi density)
Size1.4 inches1.91 inches
TypeSuper AMOLEDAMOLED
 Always-on display-
Platform
CPUDual-core 1.18 GHz Cortex-A55Quad-core 1.7 GHz Cortex-A53
ChipsetExynos W920 (5 nm)Qualcomm Snapdragon Wear 4100 (12 nm)
GPUMali-G68Adreno 504
OSAndroid Wear OS 4, One UI Watch 5Android Wear OS - InternationalColorOS Watch 2.0 - China
Memory
Card slotNoNo
Internal16GB 1.5GB RAM8GB 1GB RAM
 -eMMC 4.5
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS
RadioNoNo
USBNoNo
WLANWi-Fi 802.11 a/b/g/n, dual-bandWi-Fi 802.11 b/g/n
Features
SensorsAccelerometer, gyro, compass, barometer, heart rate, SpO2Accelerometer, gyro, heart rate, compass, barometer, SpO2
 Natural language commands and dictation Samsung Pay-
Battery
ChargingWireless-
TypeLi-Ion 361 mAhLi-Ion 510 mAh
Misc
ColorsBlack, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf EditionStar Blue, Platinum Black, Rose Gold
ModelsSM-R860, SM-R870OW20W2
PriceAbout 110 EURAbout 170 EUR
Camera
 NoNo