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	Review Specs

Xiaomi Mi 4s

Network
Technology	GSM / CDMA / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
	CDMA 800 / 1900
3G Network	HSDPA 850 / 1900 / 2100
	TD-SCDMA
4G Network	1, 3, 7, 38, 39, 40, 41
Speed	HSPA, LTE Cat4 150/50 Mbps

Launch
Announced	2016, February. Released 2016, March
Status	Discontinued

Body
Dimensions	139.3 x 70.8 x 7.8 mm (5.48 x 2.79 x 0.31 in)
Weight	133 g (4.69 oz)
SIM	Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)

Display
Type	IPS LCD
Size	5.0 inches, 68.9 cm2 (~69.9% screen-to-body ratio)
Resolution	1080 x 1920 pixels, 16:9 ratio (~441 ppi density)

Platform
OS	Android 5.1 (Lollipop), upgradable to 7.0 (Nougat), MIUI 10
Chipset	Qualcomm MSM8992 Snapdragon 808 (20 nm)
CPU	Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57)
GPU	Adreno 418

Memory
Card slot	microSDXC (uses shared SIM slot)
Internal	64GB 3GB RAM
	eMMC 5.0

Main Camera
Modules	13 MP, f/2.0, PDAF
Features	Dual-LED dual-tone flash, panorama, HDR
Video	1080p@30fps, 720p@120fps

Selfie Camera
Modules	5 MP, f/2.0
Video	1080p@30fps

Sound
Loudspeaker	Yes
3.5mm jack	Yes

Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	4.1, A2DP
Positioning	GPS, GLONASS, BDS
NFC	No
Infrared port	Yes
Radio	No
USB	USB Type-C

Features
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

Battery
Type	Li-Ion 3260 mAh, non-removable
Charging	18W wired, QC2, 40% in 60 min (advertised)

Misc
Colors	Black, White, Gold, Pink
Price	About 220 EUR

Tests
Performance	Basemark OS II 2.0: 1545 Basemark X: 12990
Display	Contrast ratio: 975:1 (nominal), 2.095 (sunlight)
Loudspeaker	Voice 73dB / Noise 68dB / Ring 82dB
Audio quality	Noise -94.9dB / Crosstalk -82.6dB
Battery (old)	Endurance rating 75h