Product
Xiaomi Watch S1
Xiaomi Watch S1
₹27,398
Apple Watch SE
Apple Watch SE
₹32,900
Battery
Charging Wireless Wireless
Type Li-Po 470 mAh Li-Ion
Body
Build Sapphire crystal front, stainless steel frame, plastic back Glass front, ceramic/sapphire crystal back, aluminum frame
Dimensions 46.5 x 46.5 x 11 mm (1.83 x 1.83 x 0.43 in) 44 x 38 x 10.4 mm (1.73 x 1.50 x 0.41 in)
SIM No eSIM
Weight 53 g (1.87 oz) 36.4 g (1.27 oz)
  Waterproof (5ATM) 50m water resistant
Camera
  No No
Comms
Bluetooth 5.2, A2DP, LE 5.0, A2DP, LE
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS GPS, GLONASS
Radio No No
USB No No
WLAN Wi-Fi 802.11 b/g/n (China only) Wi-Fi 802.11 b/g/n
Display
Protection - Ion-X strengthened glass
Resolution 466 x 466 pixels (~326 ppi density) 448 x 368 pixels (~326 ppi density)
Size 1.43 inches 1.78 inches
Type AMOLED Retina LTPO OLED, 1000 nits (peak)
Features
Sensors Accelerometer, gyro, compass, barometer, heart rate, SpO2 Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass
Launch
Announced 2021, December 28 2020, September 15
Status Available. Released 2021, December 31 Available. Released 2020, September 18
Memory
Card slot No No
Internal Unspecified storage 32GB 1GB RAM
Misc
Colors Black, Silver Silver, Gold, Space Gray
Models M2108W1 A2353, A2354, A2355, A2356, A2351, A2352
Network
2G bands N/A GSM 850 / 900 / 1800 / 1900
3G bands N/A HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4G bands N/A 1, 2, 3, 4, 5, 7, 12, 13, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
EDGE No -
GPRS No -
Speed No HSPA, LTE
Technology No cellular connectivity GSM / HSPA / LTE
  - 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - Global
Platform
Chipset - Apple S5
CPU - Dual-core
GPU - PowerVR
OS Proprietary OS watchOS 7.0, upgradable to watchOS 10.6.1
Sound
3.5mm jack No No
Loudspeaker Yes Yes
Offers No offers available See on Amazon