Xiaomi Redmi 1S smartphone with 4.70-inch 720x1280 display powered by 1.6GHz processor alongside 1GB RAM and 8-megapixel rear camera.
Also known as Xiaomi Hongmi 1S.

Network
Technology GSM / HSPA
2G bands GSM 900 / 1800 / 1900
3G bands HSDPA 900 / 2100
Speed HSPA
GPRS Yes
EDGE Yes
Launch
Announced 2014, May
Status Available. Released 2014, May
Body
Dimensions 137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in)
Weight 158 g (5.57 oz)
SIM Dual SIM (Mini-SIM, dual stand-by)
Display
Type IPS LCD capacitive touchscreen, 16M colors
Size 4.7 inches (~64.4% screen-to-body ratio)
Resolution 720 x 1280 pixels (~312 ppi pixel density)
Multitouch Yes
Protection AGC Dragontrail glass
Platform
OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4 (KitKat)
MIUI 6.0
Chipset Qualcomm MSM8228 Snapdragon 400
CPU Quad-core 1.6 GHz Cortex-A7
GPU Adreno 305
Memory
Card slot microSD, up to 64 GB
Internal 8 GB, 1 GB RAM
Camera
Primary 8 MP, 3264 x 2448 pixels, autofocus, LED flash, check quality
Features 1.4 µm pixel size, geo-tagging, touch focus, face/smile detection, HDR
Video 1080p@30fps, check quality
Secondary 1.6 MP, 720p@30fps
Sound
Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth v4.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS
Radio FM radio
USB microUSB v2.0, USB Host
Features
Sensors Accelerometer, gyro, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Mail, IM
Browser HTML5
Java No
Active noise cancellation with dedicated mic
MP4/H.264 player
MP3/WAV/eAAC+/FLAC player
Photo/video editor
Document viewer
Voice memo/dial/commands
Battery
Battery Li-Ion 2000 mAh battery
Stand-by No Information Available
Talk time No Information Available
Misc
Colors Black, Chinese Red, Metallic Gray/ blue, green, yellow panels
Price group
Price (About 120 EUR)
Tests
Performance Basemark OS II: 394 / Basemark OS II 2.0: 454
Display Contrast ratio: 1370 (nominal), 1.350 (sunlight)
Loudspeaker Voice 66dB / Noise 65dB / Ring 71dB
Audio quality Noise -95.4dB / Crosstalk -82.3dB
Battery life Endurance rating 51h
Also known as Xiaomi Hongmi 1S.

Network
Technology GSM / HSPA
2G bands GSM 900 / 1800 / 1900
3G bands HSDPA 900 / 2100
Speed HSPA
GPRS Yes
EDGE Yes
Launch
Announced 2014, May
Status Available. Released 2014, May
Body
Dimensions 137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in)
Weight 158 g (5.57 oz)
SIM Dual SIM (Mini-SIM, dual stand-by)
Display
Type IPS LCD capacitive touchscreen, 16M colors
Size 4.7 inches (~64.4% screen-to-body ratio)
Resolution 720 x 1280 pixels (~312 ppi pixel density)
Multitouch Yes
Protection AGC Dragontrail glass
Platform
OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4 (KitKat)
MIUI 6.0
Chipset Qualcomm MSM8228 Snapdragon 400
CPU Quad-core 1.6 GHz Cortex-A7
GPU Adreno 305
Memory
Card slot microSD, up to 64 GB
Internal 8 GB, 1 GB RAM
Camera
Primary 8 MP, 3264 x 2448 pixels, autofocus, LED flash, check quality
Features 1.4 µm pixel size, geo-tagging, touch focus, face/smile detection, HDR
Video 1080p@30fps, check quality
Secondary 1.6 MP, 720p@30fps
Sound
Alert types Vibration; MP3, WAV ringtones
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth v4.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS
Radio FM radio
USB microUSB v2.0, USB Host
Features
Sensors Accelerometer, gyro, proximity, compass
Messaging SMS(threaded view), MMS, Email, Push Mail, IM
Browser HTML5
Java No
Active noise cancellation with dedicated mic
MP4/H.264 player
MP3/WAV/eAAC+/FLAC player
Photo/video editor
Document viewer
Voice memo/dial/commands
Battery
Battery Li-Ion 2000 mAh battery
Stand-by No Information Available
Talk time No Information Available
Misc
Colors Black, Chinese Red, Metallic Gray/ blue, green, yellow panels
Price group
Price (About 120 EUR)
Tests
Performance Basemark OS II: 394 / Basemark OS II 2.0: 454
Display Contrast ratio: 1370 (nominal), 1.350 (sunlight)
Loudspeaker Voice 66dB / Noise 65dB / Ring 71dB
Audio quality Noise -95.4dB / Crosstalk -82.3dB
Battery life Endurance rating 51h