LAUNCH    Announced    2014, April
Status    Available. Released 2014, June
BODY    Dimensions    129.5 x 66.7 x 9.2 mm, 78.5 cc (5.10 x 2.63 x 0.36 in)
Weight    134 g (4.73 oz)
SIM    Micro-SIM
DISPLAY    Type    IPS LCD capacitive touchscreen, 16M colors
Size    4.5 inches (~62.9% screen-to-body ratio)
Resolution    480 x 854 pixels (~221 ppi pixel density)
Multitouch    Yes
Protection    Corning Gorilla Glass 3
ClearBlack display
PLATFORM    OS    Microsoft Windows Phone 8.1
Chipset    Qualcomm Snapdragon 400
CPU    Quad-core 1.2 GHz Cortex-A7
GPU    Adreno 305
MEMORY    Card slot    microSD, up to 128 GB
Internal    8 GB, 512 MB/ 1 GB RAM
CAMERA    Primary    5 MP, 2592 х 1944 pixels, autofocus
Video    720p@30fps
Secondary    No
SOUND    Alert types    Vibration; MP3, WAV ringtones
Loudspeaker    Yes
3.5mm jack    Yes
COMMS    WLAN    Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth    v4.0, A2DP, LE/ apt-X after WP8 Denim update
GPS    Yes, with A-GPS, GLONASS
Radio    FM radio
USB    microUSB v2.0
FEATURES    Sensors    Accelerometer, sensor core
Messaging    SMS (threaded view), MMS, Email, Push Email, IM
Browser    HTML5
Java    No
Active noise cancellation with dedicated mic
MP3/WAV/eAAC+/WMA player

MP4/H.264/WMV player
OneDrive (15 GB cloud storage)
Document viewer
Video/photo editor
BATTERY         Li-Ion 1830 mAh battery (BL-5H)
Stand-by    Up to 648 h
Talk time    Up to 12 h (2G) / Up to 14 h (3G)
Music play    Up to 58 h
SAR US    0.97 W/kg (head)     0.77 W/kg (body)    
SAR EU    0.75 W/kg (head)     0.79 W/kg (body)    
TESTS    Performance    Basemark OS II: 451
Display    Contrast ratio: 771:1 (nominal), 2.056 (sunlight)
Loudspeaker    Voice 68dB / Noise 65dB / Ring 75dB
Battery life    
Endurance rating 66h