Samsung Galaxy Watch4 vs Samsung Galaxy Watch3

Phones Images
PHONES
Phone Names Samsung Galaxy Watch4 Samsung Galaxy Watch3
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 3, 5, 7, 8, 201, 3, 5, 7, 8, 20
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, August 112020, August 05
StatusAvailable. Released 2021, August 27Available. Released 2020, August 06
Body
BuildGlass front (Gorilla Glass DX+), aluminum frameGlass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame
Dimensions44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)46.2 x 45 x 11.1 mm (1.82 x 1.77 x 0.44 in)
SIMeSIMeSIM
Weight30.3 g (44mm), 25.9 g (40mm) (1.06 oz)53.8 (45mm), 48.2 g (41mm), 43 g (45mm tt.) (1.90 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 conditionsMIL-STD-810G compliant* 50m water resistant (IP68) ECG certified Blood pressure monitor Compatible with standard 22mm straps Rotating bezel *does not guarantee ruggedness or use in extreme conditions
Display
ProtectionCorning Gorilla Glass DX+Corning Gorilla Glass DX
Resolution450 x 450 pixels (~321 ppi density)360 x 360 pixels (~364 ppi density)
Size1.4 inches1.4 inches
TypeSuper AMOLEDSuper AMOLED
 Always-on displayAlways-on display
Platform
CPUDual-core 1.18 GHz Cortex-A55Dual-core 1.15 GHz Cortex-A53
ChipsetExynos W920 (5 nm)Exynos 9110 (10 nm)
GPUMali-G68Mali-T720
OSAndroid Wear OS 4, One UI Watch 5Tizen OS 5.5
Memory
Card slotNoNo
Internal16GB 1.5GB RAM4GB 1GB RAM, 8GB 1GB RAM
 -eMMC
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, barometer
 Natural language commands and dictation Samsung PayNatural language commands and dictation Samsung Pay
Battery
ChargingWirelessWireless
TypeLi-Ion 361 mAhLi-Ion 340 mAh
Misc
ColorsBlack, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf EditionMystic Bronze, Mystic Black, Mystic White
ModelsSM-R860, SM-R870SM-R850, SM-R840, SM-R855F, SM-R845F, SM-R855U, SM-R845U
PriceAbout 110 EURAbout 100 EUR
Camera
 NoNo