Product
Xiaomi Mi 4
Xiaomi Mi 4
Xiaomi Mi 5c
Xiaomi Mi 5c
Battery
Charging 18W wired, QC2 18W wired, QC3
Stand-by Up to 280 h (3G) -
Type Li-Ion 3080 mAh, non-removable Li-Ion 2860 mAh, non-removable
Body
Build Glass front, plastic back, aluminum frame Glass front, aluminum back, aluminum frame
Dimensions 139.2 x 68.5 x 8.9 mm (5.48 x 2.70 x 0.35 in) 144.4 x 69.7 x 7.1 mm (5.69 x 2.74 x 0.28 in)
SIM Micro-SIM Nano-SIM + Nano-SIM
Weight 149 g (5.26 oz) 135 g (4.76 oz)
Comms
Bluetooth 4.0, A2DP 4.1, A2DP, LE
Infrared port Yes Yes
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio FM radio FM radio
USB microUSB 2.0, OTG USB Type-C
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) 1080 x 1920 pixels, 16:9 ratio (~428 ppi density)
Size 5.0 inches, 68.9 cm2 (~72.3% screen-to-body ratio) 5.15 inches, 73.1 cm2 (~72.6% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass, barometer Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2014, July. Released 2014, August 2017, February. Released 2017, March
Status Discontinued Discontinued
Main Camera
Features LED flash, panorama, HDR Dual-LED dual-tone flash, HDR, panorama
Single 13 MP, f/1.8, 1/3.1", 1.12µm, AF 12 MP, f/2.2, 27mm (wide), 1.25µm, PDAF
Video 4K@30fps, 1080p@30fps, 720p@120fps, HDR 1080p@30fps
Memory
Card slot No No
Internal 16GB 2GB RAM, 64GB 3GB RAM 64GB 3GB RAM
  eMMC 5.0 -
Misc
Colors Black, White Black, Gold, Rose Gold
Models 2014215 -
SAR 0.71 W/kg (head)     0.85 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 - all versions GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands TD-SCDMA - 4G model TD-SCDMA
4G bands 38, 39, 40 - 4G model 38, 39, 40, 41
EDGE Yes Yes
GPRS Yes Yes
Speed HSPA, LTE, EV-DO Rev.A 3.1 Mbps HSPA, LTE
Technology GSM / CDMA / HSPA / EVDO / LTE GSM / LTE
  CDMA2000 1xEV-DO - Telecom 3G model -
Our Tests
Audio quality Noise -91.6dB / Crosstalk -49.7dB -
Battery (old) Endurance rating 68h -
Camera Photo / Video -
Display Contrast ratio: 929 (nominal), 2.424 (sunlight) -
Loudspeaker Voice 62dB / Noise 62dB / Ring 66dB -
Platform
Chipset Qualcomm MSM8974AC Snapdragon 801 (28 nm) Xiaomi Surge S1
CPU Quad-core 2.5 GHz Krait 400 Octa-core (4x2.2 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53)
GPU Adreno 330 Mali-T860MP4
OS Android 4.4.3 (KitKat), upgradable to 6.0.1 (Marshmallow), MIUI 10 Android 7.1 (Nougat), MIUI 8
Selfie camera
Single 8 MP, f/1.8 8 MP, f/2.0, 27mm (wide)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes