Oppo Watch 2 vs Samsung Galaxy Watch4

Phones Images
PHONES
Phone Names Oppo Watch 2 Samsung Galaxy Watch4
Network
2G bandsN/AGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 34, 38, 39, 40, 41 - China1, 3, 5, 7, 8, 20
SpeedHSPA, LTEHSPA, LTE
TechnologyHSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, July 272021, August 11
StatusAvailable. Released 2021, July 27Available. Released 2021, August 27
Body
BuildGlass front, aluminum frameGlass front (Gorilla Glass DX+), aluminum frame
Dimensions46.4 x 38.5 x 11.6 mm (1.83 x 1.52 x 0.46 in)44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
SIMeSIM (market/region dependent)eSIM
Weight35 g (46mm) / 31 g (42mm) (1.09 oz)30.3 g (44mm), 25.9 g (40mm) (1.06 oz)
 5ATM water resistantMIL-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 conditions
Display
Protection-Corning Gorilla Glass DX+
Resolution402 x 476 pixels (~326 ppi density)450 x 450 pixels (~321 ppi density)
Size1.91 inches1.4 inches
TypeAMOLEDSuper AMOLED
 -Always-on display
Platform
CPUQuad-core 1.7 GHz Cortex-A53Dual-core 1.18 GHz Cortex-A55
ChipsetQualcomm Snapdragon Wear 4100 (12 nm)Exynos W920 (5 nm)
GPUAdreno 504Mali-G68
OSAndroid Wear OS - InternationalColorOS Watch 2.0 - ChinaAndroid Wear OS 4, One UI Watch 5
Memory
Card slotNoNo
Internal8GB 1GB RAM16GB 1.5GB 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 b/g/nWi-Fi 802.11 a/b/g/n, dual-band
Features
SensorsAccelerometer, gyro, heart rate, compass, barometer, SpO2Accelerometer, gyro, compass, barometer, heart rate, SpO2
 -Natural language commands and dictation Samsung Pay
Battery
Charging-Wireless
TypeLi-Ion 510 mAhLi-Ion 361 mAh
Misc
ColorsStar Blue, Platinum Black, Rose GoldBlack, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition
ModelsOW20W2SM-R860, SM-R870
PriceAbout 170 EURAbout 110 EUR
Camera
 NoNo