Product
Xiaomi Redmi Note 4G
Xiaomi Redmi Note 4G
Xiaomi Redmi Y3
Xiaomi Redmi Y3
Battery
Charging - 10W wired
Music play Up to 60 h -
Stand-by Up to 775 h (3G) -
Talk time Up to 38 h (3G) -
Type Li-Po 3100 mAh, removable Li-Po 4000 mAh, non-removable
Body
Build - Glass front (Gorilla Glass 5), plastic back, plastic frame
Dimensions 154 x 78.7 x 9.5 mm (6.06 x 3.10 x 0.37 in) 158.7 x 75.6 x 8.5 mm (6.25 x 2.98 x 0.33 in)
SIM Mini-SIM Nano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 180 g (6.35 oz)
  - Splash resistant
Comms
Bluetooth 4.0, A2DP, LE 4.2, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Protection - Corning Gorilla Glass 5
Resolution 720 x 1280 pixels, 16:9 ratio (~267 ppi density) 720 x 1520 pixels, 19:9 ratio (~269 ppi density)
Size 5.5 inches, 83.4 cm2 (~68.8% screen-to-body ratio) 6.26 inches, 97.8 cm2 (~81.5% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2014, August. Released 2014, August 2019, April. Released 2019, April
Status Discontinued Discontinued
Main Camera
Dual - 12 MP, f/2.2, 1/2.9", 1.25µm, PDAF 2 MP, (depth)
Features LED flash, HDR LED flash, panorama, HDR
Single 13 MP, f/2.2, 28mm (wide), AF -
Video 1080p@30fps 1080p@30/60fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 2GB RAM 32GB 3GB RAM, 64GB 4GB RAM
  eMMC 4.5 eMMC 5.1
Misc
Colors Black/White Elegant Blue, Bold Red, Prime Black
Models - M1810F6G, M1810F6I
SAR - 0.58 W/kg (head)     1.25 W/kg (body)    
Network
2G bands GSM 900 / 1800 - India GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 900 / 2100 - India HSDPA 850 / 900 / 1900 / 2100
4G bands 3, 40 - India 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40
Speed HSPA, LTE Cat4 150/50 Mbps HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 7 - Malaysia, Singapore 1, 3, 5, 8, 40, 41 - India
Our Tests
Performance - AnTuTu: 103259 (v7) GeekBench: 4292 (v4.4) GFXBench: 7.7fps (ES 3.1 onscreen)
Platform
Chipset Qualcomm MSM8928 Snapdragon 400 (28 nm) Qualcomm SDM632 Snapdragon 632 (14 nm)
CPU Quad-core 1.6 GHz Cortex-A7 Octa-core (4x1.8 GHz Kryo 250 Gold & 4x1.8 GHz Kryo 250 Silver)
GPU Adreno 305 Adreno 506
OS Android 4.2 (Jelly Bean), upgradable to 4.4.2 (KitKat), MIUI 5 Android 9.0 (Pie), planned upgrade to Android 10, MIUI 12
Selfie camera
Features - HDR
Single 5 MP 32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Video 720p 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes