Xiaomi Redmi 4 (4X)
Available. Released 2017, May
150g, 8.7mm thickness
5.0" - 720 x 1280 pixels
Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Qualcomm MSM8940 Snapdragon 435 (28 nm)
16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
Li-Po 4100 mAh, non-removable
5.0" - 720 x 1280 pixels
Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Qualcomm MSM8940 Snapdragon 435 (28 nm)
16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
Li-Po 4100 mAh, non-removable
Launch
Announced :
2017, May
Status :
Available. Released 2017, May
Network
Technology :
GSM / HSPA / LTE
Speed :
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/100 Mbps
2G bands :
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands :
HSDPA 850 / 900 / 1900 / 2100
4G bands :
1, 3, 5, 7, 8, 38, 39, 40, 41
Body
Dimensions :
139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight :
150 g (5.29 oz)
SIM :
Nano-SIM + Micro-SIM
Build :
Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic ends
Display
Type :
IPS LCD
Size :
5.0 inches, 68.9 cm2 (~70.7% screen-to-body ratio)
Resolution :
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection :
Corning Gorilla Glass (unspecified version)
Platform
OS :
Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Chipset :
Qualcomm MSM8940 Snapdragon 435 (28 nm)
CPU :
Octa-core 1.4 GHz Cortex-A53
GPU :
Adreno 505
Memory
Card Slot :
microSDXC (uses shared SIM slot)
Internal :
16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
eMMC 5.1
Sound
Loudspeaker :
Yes
3.5mm Jack :
Yes
Comms
WLAN :
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth :
4.2, A2DP, LE
NFC :
No
Radio :
FM radio
USB :
microUSB 2.0
Positioning :
GPS, GLONASS, BDS
Infrared port :
Yes
Features
Sensors :
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Stand-by :
Up to 432 h (3G)
Talk time :
Up to 36 h (3G)
Music play :
Up to 87 h
Type :
Li-Po 4100 mAh, non-removable
Misc
Colors :
Black, Gold
Models :
2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X
SAR :
0.77 W/kg (head) 0.83 W/kg (body)
Price :
About 110 EUR
Main Camera
Features :
LED flash, HDR, panorama
Video :
1080p@30fps
Single :
13 MP, f/2.0, PDAF
Selfie camera
Single :
5 MP, f/2.2
Video :
1080p@30fps
Tests
Performance :
GeekBench: 1819 (v4.4)
GFXBench: 5.1fps (ES 3.1 onscreen)
Display :
Contrast ratio: 915 (nominal), 2.920 (sunlight)
Camera :
Photo / Video
Loudspeaker :
Voice 64dB / Noise 70dB / Ring 72dB
Battery (old) :
Endurance rating 80h
Audio quality :
Noise -94.3dB / Crosstalk -94dB
