Product
Xiaomi Redmi 2
Xiaomi Redmi 2
₹5,999
Samsung Z2
Samsung Z2
₹4,790
Battery
Charging 10W wired, QC1 -
Music play - Up to 30 h
Talk time - Up to 8 h (3G)
Type Li-Po 2200 mAh, removable Li-Ion 1500 mAh, removable
Body
Build Glass front (Gorilla Glass 2), plastic back, plastic frame Glass front, plastic back, plastic frame
Dimensions 134 x 67.2 x 9.4 mm (5.28 x 2.65 x 0.37 in) 121.5 x 63 x 10.8 mm (4.78 x 2.48 x 0.43 in)
SIM Dual SIM (Micro-SIM, dual stand-by) Dual SIM (Micro-SIM, dual stand-by)
Weight 133 g (4.69 oz) 127 g (4.48 oz)
Comms
Bluetooth 4.0, A2DP, LE 4.0, A2DP
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS
Radio Stereo FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Display
Protection Corning Gorilla Glass 2 -
Resolution 720 x 1280 pixels, 16:9 ratio (~312 ppi density) 480 x 800 pixels, 5:3 ratio (~233 ppi density)
Size 4.7 inches, 60.9 cm2 (~67.6% screen-to-body ratio) 4.0 inches, 45.5 cm2 (~59.5% screen-to-body ratio)
Type IPS LCD TFT, 256K colors
Features
Sensors Accelerometer, gyro, proximity, compass Accelerometer
Launch
Announced 2015, January. Released 2015, January 2016, August. Released 2016, August
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR LED flash
Single 8 MP, f/2.2, 28mm (wide), 1/3.2", 1.4µm, AF 5 MP, f/2.2
Video 1080p@30fps 720p@30fps
Memory
Card slot microSDHC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 1GB RAM, 16GB 2GB RAM 8GB 1GB RAM
  eMMC 4.5 -
Misc
Colors Black, White, Yellow, Pink, Green Gold, Black, Red
Models 2014817, 2014818, 2014816, HM2014821 SM-Z200F/DD, SM-Z200F, SM-Z200Y
SAR 0.70 W/kg (head)     0.70 W/kg (body)     0.81 W/kg (head)    
SAR EU - 0.58 W/kg (head)     1.30 W/kg (body)    
Network
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G bands HSDPA 850 / 1900 / 2100 HSDPA 900 / 2100
4G bands 3, 7, 38, 39, 40, 41 1, 3, 5, 8, 40
Speed HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  TD-SCDMA -
Our Tests
Audio quality Noise -94.8dB / Crosstalk -95.8dB -
Battery (old) Endurance rating 55h -
Camera Photo / Video -
Display Contrast ratio: 974:1 (nominal), 1.763 (sunlight) -
Loudspeaker Voice 70dB / Noise 70dB / Ring 77dB -
Performance Basemark OS II 2.0: 511 -
Platform
Chipset Qualcomm MSM8916 Snapdragon 410 (28 nm) Spreadtrum SC9830
CPU Quad-core 1.2 GHz Cortex-A53 Quad-core 1.5 GHz Cortex-A7
GPU Adreno 306 Mali-400MP2
OS Android 4.4.4 (KitKat), MIUI 6.0 Tizen 2.4
Selfie camera
Single 2 MP VGA, f/2.4
Video 720p
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Offers No offers available No offers available