Compare Xiaomi Watch S4 vs Xiaomi Redmi A5 4G

Xiaomi Watch S4
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Xiaomi Redmi A5 4G
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  Xiaomi Watch S4 Xiaomi Redmi A5 4G
Launch
Version October 2024 March 2025
Network
Technology 4G 4G
Body
Dimensions 47.3 x 47.3 x 12 mm (1.86 x 1.86 x 0.47 in) 171.7 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Weight 44.5 g (1.59 oz) 193 g (6.81 oz)
SIM eSIM Nano-SIM and Nano-SIM
Design Aluminum alloy frame, stainless steel bezel
Others Waterproof (5ATM) Dust and splash resistant
Display
Type AMOLED IPS LCD, 120Hz
Size 1.43 inches 6.88 inches
Resolution 466 x 466 pixels 720 x 1640 pixels
Protection Scratch/drop-proof glass
Various
Platform
Operating System HyperOS 2 Android 15 (Go edition), HyperOS
Chipset Unisoc T7250 (12 nm)
CPU Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU Mali-G57 MP1
Memory
Card Slot No microSDXC
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Camera
Primary No 32 MP (f/1.8) + Auxiliary lens
Features LED flash, HDR
Video 1080p@30fps
Selfie 8 MP (1080p@30fps)
Sound
Loudspeaker Yes Yes
3.5mm Jack No Yes
Extra
Comms
Wifi No a/b/g/n/ac, dual-band
Bluetooth 5.3 5.2
GPS Yes Yes
NFC Yes No
Infrared
Radio No
USB No USB Type-C 2.0
Features
Sensors Accelerometer, gyro, compass, barometer, heart rate, SpO2 Fingerprint (side-mounted), accelerometer, proximity, compass
Miscellaneous
Battery
Battery type 486 mAh 5200 mAh
Charging 18W wired
Misc
Colors Black, Silver, Rainbow Black, Blue, Green, Silver
Models M2424W1, M2425W1
Inside the box
Price 140 USD 160 USD
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