Product
Xiaomi Redmi 4A
Xiaomi Redmi 4A
₹7,499
Samsung Galaxy M02
Samsung Galaxy M02
₹7,999
Battery
Type Li-Ion 3120 mAh, non-removable Li-Po 5000 mAh
Body
Build Glass front, plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 139.9 x 70.4 x 8.5 mm (5.51 x 2.77 x 0.33 in) 164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)
SIM Nano-SIM + Micro-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 131.5 g (4.66 oz) 206 g (7.27 oz)
Comms
Bluetooth 4.1, A2DP, LE 5.0, A2DP, LE
Infrared port Yes -
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS
Radio FM radio Unspecified
USB microUSB 2.0 microUSB 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1280 pixels, 16:9 ratio (~296 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 5.0 inches, 68.0 cm2 (~69.0% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.9% screen-to-body ratio)
Type IPS LCD PLS LCD
Features
Sensors Accelerometer, gyro, proximity Accelerometer
  - Virtual proximity sensing
Launch
Announced 2016, November. Released 2016, November 2021, February 02
Status Discontinued Available. Released 2021, February 09
Main Camera
Dual - 13 MP, f/1.9, (wide), AF2 MP, f/2.4, (macro)
Features LED flash, HDR, panorama LED flash
Single 13 MP, f/2.2, AF -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
Internal 16GB 2GB RAM, 32GB 2GB RAM, 32GB 3GB RAM 32GB 2GB RAM, 32GB 3GB RAM
  eMMC 5.1 eMMC 5.1
Misc
Colors Gold, Rose Gold, Dark Gray Black, Gray, Blue, Red
Models 2016117 SM-M022F, SM-M022F/DS, SM-M022G, SM-M022G/DS
SAR 0.53 W/kg (head)     1.18 W/kg (body)     -
SAR EU - 0.65 W/kg (head)     1.71 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 7, 20, 38, 40 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Our Tests
Camera Photo / Video -
Performance GeekBench: 1781 (v4.4) -
Platform
Chipset Qualcomm MSM8917 Snapdragon 425 (28 nm) Mediatek MT6739W (28 nm)
CPU Quad-core 1.4 GHz Cortex-A53 Quad-core 1.5 GHz Cortex-A53
GPU Adreno 308 PowerVR GE8100
OS Android 6.0.1 (Marshmallow), MIUI 10 Android 10, One UI 2.0
Selfie camera
Single 5 MP, f/2.2 5 MP, f/2.0
Video
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Offers No offers available No offers available