Product
Xiaomi Redmi 1S
Xiaomi Redmi 1S
₹5,999
Xiaomi Redmi 5A
Xiaomi Redmi 5A
₹5,999
Battery
Type Li-Ion 2000 mAh, removable Li-Ion 3000 mAh, non-removable
Body
Build Glass front (Asahi Dragontrail), plastic back, plastic frame Glass front, aluminum back, aluminum frame
Dimensions 137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) 140.4 x 70.1 x 8.4 mm (5.53 x 2.76 x 0.33 in)
SIM Dual SIM (Mini-SIM, dual stand-by) Nano-SIM + Nano-SIM
Weight 158 g (5.57 oz) 137 g (4.83 oz)
Comms
Bluetooth 4.0, A2DP, LE 4.1, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS, GLONASS GPS, GLONASS, BDS
Radio 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
Display
Protection Asahi Dragontrail Glass -
Resolution 720 x 1280 pixels, 16:9 ratio (~312 ppi density) 720 x 1280 pixels, 16:9 ratio (~296 ppi density)
Size 4.7 inches, 60.9 cm2 (~64.4% screen-to-body ratio) 5.0 inches, 68.0 cm2 (~69.1% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, gyro, proximity, compass Accelerometer, proximity
Launch
Announced 2014, May. Released 2014, May 2017, November. Released 2017, December
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR LED flash, HDR, panorama
Single 8 MP, f/2.2, 1/3.2", 1.4µm, AF 13 MP, f/2.2, PDAF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 1GB RAM 16GB 2GB RAM, 32GB 3GB RAM
  eMMC 4.5 eMMC 5.1
Misc
Colors Black, Chinese Red, Metallic Gray/ blue, green, yellow panels Gold, Dark Gray, Rose Gold, Blue
Models 2014011 MCG3B, MCI3B
SAR - 0.53 W/kg (head)     1.23 W/kg (body)    
Network
2G bands GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands - 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
Speed HSPA HSPA, LTE
Technology GSM / HSPA GSM / CDMA / HSPA / LTE
  - CDMA 800 & TD-SCDMA
Our Tests
Audio quality Noise -95.4dB / Crosstalk -82.3dB -
Battery (old) Endurance rating 51h -
Camera Photo / Video -
Display Contrast ratio: 1370 (nominal), 1.350 (sunlight) -
Loudspeaker Voice 66dB / Noise 65dB / Ring 71dB -
Performance Basemark OS II 2.0: 454 -
Platform
Chipset Qualcomm MSM8228 Snapdragon 400 (28 nm) Qualcomm MSM8917 Snapdragon 425 (28 nm)
CPU Quad-core 1.6 GHz Cortex-A7 Quad-core 1.4 GHz Cortex-A53
GPU Adreno 305 Adreno 308
OS Android 4.3 (Jelly Bean), upgradable to 4.4.4 (KitKat), MIUI 9.2 Android 7.1.2 (Nougat), upgradable to Android 8.1, MIUI 12
Selfie camera
Single 1.6 MP 5 MP, f/2.0
Video 720p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Offers No offers available No offers available