Screen size
Watch S11.4"
Watch S5 46mmWinner: 1.5"+3.4%
Quick verdict
Watch S5 46mm leads the measured specs 6-1.
Measured wins
Watch S1
1
spec wins
Ties
5
equal specs
Watch S5 46mm
6
spec wins
Overall winner
Screen size
Technology
Watch S1
No cellular connectivity
Watch S5 46mm
HSPA / LTE
2G bands
Watch S1
N/A
Watch S5 46mm
3G bands
Watch S1
N/A
Watch S5 46mm
HSDPA - cellular model only
4G bands
Watch S1
N/A
Watch S5 46mm
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
equal specsIP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
LTE - cellular model only
Speed
Watch S1
No
Watch S5 46mm
HSPA, LTE
GPRS
Watch S1
No
Watch S5 46mm
No
EDGE
Watch S1
No
Watch S5 46mm
No
Announced
Watch S1
2021, December 28
Watch S5 46mm
2026, May 28
Status
Watch S1
Available. Released 2021, December 31
Watch S5 46mm
Available. Released 2026, May 28
Dimensions
Watch S1
46.5 x 46.5 x 11 mm (1.83 x 1.83 x 0.43 in)
Watch S5 46mm
46 x 46 x 11 mm (1.81 x 1.81 x 0.43 in)
Weight
Watch S1
53 g (1.87 oz)
Watch S5 46mm
46 g (1.62 oz)
Build
Watch S1
Sapphire crystal front, stainless steel frame, plastic back
Watch S5 46mm
Glass front, stainless steel frame, stainless steel/ceramic/forged carbon bezel
SIM
Watch S1
No
Watch S5 46mm
eSIM (market/region dependent)
Other
Watch S1
Waterproof (5ATM)
Watch S5 46mm
Waterproof (5ATM)
Type
Watch S1
AMOLED
Watch S5 46mm
AMOLED, 1500 nits (HBM), 2500 nits (peak)
Size
Watch S1
1.43 inches
Watch S5 46mm
1.48 inches
Resolution
Watch S1
466 x 466 pixels (~326 ppi density)
Watch S5 46mm
480 x 480 pixels (~323 ppi density)
Protection
Watch S1
-
Watch S5 46mm
Drop-proof glass
OS
Watch S1
Proprietary OS
Watch S5 46mm
Xiaomi HyperOS 3
Card slot
Watch S1
No
Watch S5 46mm
No
Internal
Watch S1
Unspecified storage
Watch S5 46mm
Unspecified storage
Other
Watch S1
No
Watch S5 46mm
No
Loudspeaker
Watch S1
Yes
Watch S5 46mm
Yes
3.5mm jack
Watch S1
No
Watch S5 46mm
No
WLAN
Watch S1
Wi-Fi 802.11 b/g/n (China only)
Watch S5 46mm
Yes (file transfer only)
Bluetooth
Watch S1
5.2, A2DP, LE
Watch S5 46mm
5.4, LE
Positioning
Watch S1
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
Watch S5 46mm
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS
NFC
Watch S1
Yes
Watch S5 46mm
Yes (market/region dependent)
Radio
Watch S1
No
Watch S5 46mm
No
USB
Watch S1
No
Watch S5 46mm
No
Sensors
Watch S1
Accelerometer, gyro, compass, barometer, heart rate, SpO2
Watch S5 46mm
Accelerometer, gyro, compass, barometer, heart rate, SpO2
Type
Watch S1
Li-Po 470 mAh
Watch S5 46mm
Li-Po 815 mAh
Charging
Watch S1
Wireless
Watch S5 46mm
-
Colors
Watch S1
Black, Silver
Watch S5 46mm
Black, Silver, Ceramic Blue, Jungle Green, Beige (eSIM)
Models
Watch S1
M2108W1
Watch S5 46mm
M2530W1, M2517W1
Price
Watch S1
About 270 EUR
Watch S5 46mm
€ 179.37