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Xiaomi Redmi Note 4

Xiaomi Redmi 4 (4X)

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Xiaomi Redmi Note 4
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Xiaomi Redmi Note 4

Xiaomi Redmi 4 (4X)

Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network 1, 3, 4, 5, 7, 8, 20, 38, 40 1, 3, 5, 7, 8, 38, 39, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps
Launch
Announced 2017, January 2017, May
Status Available. Released 2017, January Available. Released 2017, May
Body
Dimensions 151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in) 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)
Weight 165 g (5.82 oz) 150 g (5.29 oz)
Build Glass front, aluminum back, aluminum frame Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic ends
SIM Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by)
Display
Type IPS LCD IPS LCD
Size 5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio) 5.0 inches, 68.9 cm2 (~70.7% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection Corning Gorilla Glass (unspecified version)
Platform
OS Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), MIUI 11 Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11
Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm) Qualcomm MSM8940 Snapdragon 435 (28 nm)
CPU Octa-core 2.0 GHz Cortex-A53 Octa-core 1.4 GHz Cortex-A53
GPU Adreno 506 Adreno 505
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM 16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
 eMMC 5.1 eMMC 5.1
Main Camera
Modules 13 MP, f/2.0, 1/3.1", 1.12┬Ám, PDAF 13 MP, f/2.0, PDAF
Features Dual-LED dual-tone flash, panorama, HDR LED flash, HDR, panorama
Video 1080p@30fps, 720p@120fps 1080p@30fps
Selfie Camera
Modules 5 MP, f/2.0 5 MP, f/2.2
Video 1080p@30fps 1080p@30fps
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
 24-bit/192kHz audio
Comms
WLAN Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 4.1, A2DP, LE 4.2, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS
NFC No No
Infrared port Yes Yes
Radio FM radio FM radio
USB microUSB 2.0, USB On-The-Go microUSB 2.0
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 4100 mAh, non-removable Li-Po 4100 mAh, non-removable
Stand-by Up to 432 h (3G)
Talk time Up to 36 h (3G)
Music play Up to 87 h
Misc
Colors Dark Gray, Gold, Black, Lake Blue Black, Gold
SAR 0.77 W/kg (head)     0.83 W/kg (body)    
SAR EU 0.72 W/kg (head)     0.67 W/kg (body)    
Models 2016100 2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X
Price About 150 EUR About 110 EUR
Tests
Performance GFXBench: 3.4fps (ES 3.1 onscreen) GeekBench: 1819 (v4.4)
GFXBench: 5.1fps (ES 3.1 onscreen)
Display Contrast ratio: 1503:1 (nominal), 2.714 (sunlight) Contrast ratio: 915 (nominal), 2.920 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 67dB / Noise 70dB / Ring 81dB Voice 64dB / Noise 70dB / Ring 72dB
Audio quality Noise -94.6dB / Crosstalk -94.3dB Noise -94.3dB / Crosstalk -94dB
Battery life Endurance rating 119h Endurance rating 80h

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