Product
Xiaomi Redmi 3
Xiaomi Redmi 3
Xiaomi Redmi Note 4 (MediaTek)
Xiaomi Redmi Note 4 (MediaTek)
Battery
Charging 10W wired -
Type Li-Ion 4100 mAh, non-removable Li-Po 4100 mAh, non-removable
Body
Build Glass front, aluminum back, aluminum frame Glass front, aluminum back, aluminum frame
Dimensions 139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 in) 151 x 76 x 8.4 mm (5.94 x 2.99 x 0.33 in)
SIM Nano-SIM + Micro-SIM Nano-SIM + Micro-SIM
Weight 144 g (5.08 oz) 175 g (6.17 oz)
Comms
Bluetooth 4.1, A2DP 4.2, 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 microUSB 2.0, OTG
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 720 x 1280 pixels, 16:9 ratio (~294 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 5.0 inches, 68.9 cm2 (~71.1% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2016, January. Released 2016, January 2016, August. Released 2016, August
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR, panorama
Single 13 MP, f/2.0, PDAF 13 MP, f/2.0, PDAF
Video 1080p@30fps 1080p@30fps, 720p@120fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM, 32GB 3GB RAM 16GB 2GB RAM (Standard), 64GB 3GB RAM (High), 64GB 4GB RAM (Exclusive)
  eMMC 4.5 -
Misc
Colors Gold, Dark Gray, Silver, Classic Gold Silver, Gray, Gold, Blue, Black
Models 2015816 -
SAR 0.90 W/kg (head)     0.56 W/kg (body)     -
SAR EU 1.33 W/kg (head)     -
Network
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 7, 38, 39, 40, 41 1, 3, 5, 7, 8, 38, 39, 40, 41
Speed HSPA, LTE, EV-DO Rev.A 3.1 Mbps HSPA, LTE
Technology GSM / CDMA / HSPA / EVDO / LTE GSM / CDMA / HSPA / LTE
  CDMA2000 1xEV-DO CDMA 800 & TD-SCDMA
Our Tests
Battery (old) Endurance rating 107h Endurance rating 83h
Camera Photo / Video Photo / Video
Display - Contrast ratio: 1158 (nominal), 2.145 (sunlight)
Loudspeaker - Voice 64dB / Noise 67dB / Ring 76dB
Performance - Basemark OS II 2.0: 1728Basemark X: 13666
Platform
Chipset Qualcomm MSM8939v2 Snapdragon 616 (28 nm) Mediatek MT6797 Helio X20 (20 nm)
CPU Octa-core (4x1.5 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53) Deca-core 2.1 GHz
GPU Adreno 405 Mali-T880 MP4
OS Android 5.1 (Lollipop), MIUI 7 Android 6.0 (Marshmallow), MIUI 10
Selfie camera
Single 5 MP, f/2.2 5 MP, f/2.0
Video 1080p@30fps 720p
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
  - 24-bit/192kHz audio