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Xiaomi Redmi Note 4

Xiaomi Mi Note 3

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Xiaomi Redmi Note 4

Xiaomi Mi Note 3

Network
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 & TD-SCDMA
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
  CDMA2000 1xEV-DO
4G Network 1, 3, 4, 5, 7, 8, 20, 38, 40 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Launch
Announced 2017, January 2017, September
Status Available. Released 2017, January Available. Released 2017, September
Body
Dimensions 151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in) 152.6 x 74 x 7.6 mm (6.01 x 2.91 x 0.30 in)
Weight 165 g (5.82 oz) 163 g (5.75 oz)
Build Glass front, aluminum back, aluminum frame Glass front (Gorilla Glass 4), glass back, aluminum frame
SIM Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Display
Type IPS LCD IPS LCD
Size 5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~73.8% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection Corning Gorilla Glass 4
Platform
OS Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), MIUI 11 Android 7.1 (Nougat), upgradable to Android 9, MIUI 12
Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm) Qualcomm SDM660 Snapdragon 660 (14 nm)
CPU Octa-core 2.0 GHz Cortex-A53 Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
GPU Adreno 506 Adreno 512
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM 64GB 6GB RAM, 128GB 6GB RAM
 eMMC 5.1 eMMC 5.1
Main Camera
Modules 13 MP, f/2.0, 1/3.1", 1.12µm, PDAF 12 MP, f/1.8, 27mm (wide), PDAF, 4-axis OIS
12 MP, f/2.6, 52mm (telephoto), AF, 2x optical zoom
Features Dual-LED dual-tone flash, panorama, HDR Dual-LED dual-tone flash, HDR, panorama
Video 1080p@30fps, 720p@120fps 4K@30fps, 720p@120fps
Selfie Camera
Modules 5 MP, f/2.0 16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Video 1080p@30fps 1080p@30fps
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Sound
Loudspeaker Yes Yes, with stereo speakers
3.5mm jack Yes No
 24-bit/192kHz audio
24-bit/192kHz audio
Comms
WLAN Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 4.1, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
NFC No Yes
Infrared port Yes Yes
Radio FM radio No
USB microUSB 2.0, OTG USB Type-C
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Battery
Type Li-Po 4100 mAh, non-removable Li-Ion 3500 mAh, non-removable
Charging 18W wired, QC3
Misc
Colors Dark Gray, Gold, Black, Lake Blue Black, Blue
SAR 0.50 W/kg (head)     1.54 W/kg (body)    
SAR EU 0.72 W/kg (head)     0.67 W/kg (body)    
Models 2016100 MCE8
Price About 150 EUR About 280 EUR
Tests
Performance GFXBench: 3.4fps (ES 3.1 onscreen)
Display Contrast ratio: 1503:1 (nominal), 2.714 (sunlight)
Loudspeaker Voice 67dB / Noise 70dB / Ring 81dB
Audio quality Noise -94.6dB / Crosstalk -94.3dB
Battery (old) Endurance rating 119h

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