Product
Xiaomi Watch S4 Sport
Xiaomi Watch S4 Sport
₹24,941
Vivo Watch 2
Vivo Watch 2
₹18,030
Battery
Charging - 10W wireless
Type Li-Po 586 mAh
Body
Build Sapphire crystal front, titanium alloy case, sapphire crystal back Glass front, stainless steel frame 316L
Dimensions 46.9 x 46.9 x 12.6 mm (1.85 x 1.85 x 0.50 in) 46.4 x 46.4 x 11 mm (1.83 x 1.83 x 0.43 in)
SIM eSIM eSIM
Weight 49 g (1.73 oz) 47 g (1.66 oz)
  Waterproof (5ATM) 40m swimproof/diving (EN13319) 5ATM water resistant 50m water resistant
Camera
  No No
Comms
Bluetooth 5.2, A2DP, LE 5.2, A2DP, LE
NFC Yes (NFC car key support) Yes
Positioning GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS GPS, GLONASS, GALILEO, BDS
Radio No No
USB No No
WLAN No No
Display
Protection Sapphire crystal glass -
Resolution 466 x 466 pixels (~326 ppi density) 466 x 466 pixels (~326 ppi density)
Size 1.43 inches 1.43 inches
Type AMOLED, 2200 nits (peak) AMOLED
Features
Sensors Accelerometer, gyro, compass, barometer, heart rate, SpO2 Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2
  Depth gauge NFC car key support: Xiaomi SU7 and Lotus cars -
Launch
Announced 2024, July 19 2021, December 22
Status Available. Released 2024, July 19 Available. Released 2021, December 29
Memory
Card slot No No
Internal 32GB 2GB
Misc
Colors Titanium Black, Brown, Silver
Models M2312W1 WA2156A
Network
2G bands GSM 850 / 900 / 1800 / 1900 N/A
3G bands HSDPA HSDPA 850 / 900 / 2100
4G bands LTE 1, 3, 5, 8, 34, 38, 39, 40, 41
EDGE No -
GPRS No -
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE HSPA / LTE
Platform
OS HyperOS Proprietary OS
Sound
3.5mm jack No No
Loudspeaker Yes Yes
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