Screen size
Mi Watch (China)Winner: 1.8"+17%
Watch S51.5"
Quick verdict
Watch S5 leads the measured specs 6-5.
Measured wins
Mi Watch (China)
5
spec wins
Ties
4
equal specs
Watch S5
6
spec wins
Overall winner
Screen size
Technology
Mi Watch (China)
GSM / HSPA / LTE
Watch S5
HSPA / LTE
2G bands
Mi Watch (China)
GSM 850 / 900 / 1800 / 1900
Watch S5
3G bands
Mi Watch (China)
HSDPA 850 / 900 / 2100
Watch S5
HSDPA
4G bands
Mi Watch (China)
1, 3, 5, 7, 8, 18, 19, 20, 26, 39, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Watch S5
LTE
Speed
Mi Watch (China)
HSPA, LTE
Watch S5
HSPA, LTE
GPRS
Mi Watch (China)
-
Watch S5
No
EDGE
Mi Watch (China)
-
Watch S5
No
Announced
Mi Watch (China)
2019, November. Released 2019, November
Watch S5
2026, May 28
Status
Mi Watch (China)
Discontinued
Watch S5
Available. Released 2026, May 28
Dimensions
Mi Watch (China)
44.7 x 36.9 x 12.3 mm (1.76 x 1.45 x 0.48 in)
Watch S5
46 x 46 x 11 mm (1.81 x 1.81 x 0.43 in)
Weight
Mi Watch (China)
44 g / 56 g (1.55 oz)
Watch S5
46 g (1.62 oz)
SIM
Mi Watch (China)
eSIM
Watch S5
eSIM (market/region dependent)
Build
Mi Watch (China)
-
Watch S5
Glass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel
Other
Mi Watch (China)
-
Watch S5
Waterproof (5ATM)
Type
Mi Watch (China)
Super AMOLED
Watch S5
AMOLED, 1500 nits (HBM), 2500 nits (peak)
Size
Mi Watch (China)
1.78 inches
Watch S5
1.48 inches
Resolution
Mi Watch (China)
368 x 448 pixels (~326 ppi density)
Watch S5
480 x 480 pixels (~459 ppi density)
Protection
Mi Watch (China)
Corning Gorilla Glass 3 or Sapphire crystal glass
Watch S5
Drop-proof glass
OS
Mi Watch (China)
Proprietary OS
Watch S5
Xiaomi HyperOS 3
Chipset
Mi Watch (China)
Qualcomm Snapdragon Wear 3100 (28 nm)
Watch S5
-
CPU
Mi Watch (China)
Quad-core 1.2 GHz Cortex-A7
Watch S5
-
GPU
Mi Watch (China)
Adreno 304
Watch S5
-
Card slot
Mi Watch (China)
No
Watch S5
No
Internal
Mi Watch (China)
8GB 1GB RAM
Watch S5
-
Other
Mi Watch (China)
eMMC 4.5
Watch S5
-
Other
Mi Watch (China)
No
Watch S5
No
Loudspeaker
Mi Watch (China)
Yes
Watch S5
Yes
3.5mm jack
Mi Watch (China)
No
Watch S5
No
WLAN
Mi Watch (China)
Wi-Fi 802.11 b/g/n
Watch S5
No
Bluetooth
Mi Watch (China)
4.2, A2DP, LE
Watch S5
5.4, LE
Positioning
Mi Watch (China)
GPS, GLONASS, BDS
Watch S5
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
Mi Watch (China)
Yes
Watch S5
Yes (market/region dependent)
Radio
Mi Watch (China)
No
Watch S5
No
USB
Mi Watch (China)
No
Watch S5
No
Sensors
Mi Watch (China)
Accelerometer, gyro, heart rate, barometer
Watch S5
Accelerometer, gyro, compass, barometer, heart rate, SpO2
Type
Mi Watch (China)
Li-Ion 570/590 mAh, non-removable
Watch S5
Li-Po 815 mAh
Charging
Mi Watch (China)
Wireless
Watch S5
-
Colors
Mi Watch (China)
Black, Silver
Watch S5
Black, Silver, Ceramic Blue, Jungle Green, Beige (eSIM)
Price
Mi Watch (China)
About 150 EUR
Watch S5
About 180 EUR
Models
Mi Watch (China)
-
Watch S5
M2530W1, M2517W1