Lenovo Vibe S1 Lite ($ 247)

Features:
SensorsAccelerometer Compass Proximity  

Specifications:

BuildOSAndroid OS v5.0 (Lollipop)  
Dimensions145 x 71 x 8.6mm  
Weight129g  
SIMDual-SIM Dual Standby Micro/Nano-SIM  
ColorsVarious  
Frequency2G BandSim1: 850 / 900 / 1800 / 1900
Sim2: 850 / 900 / 1800 / 1900  
3G BandHSDPA 850 / 900 / 1900 / 2100  
4G BandLTE band 1(2100) 3(1800) 4(1700/2100) 7(2600) 5(850) 8(900) 20(800) 38(2600) 40(2300) 41(2500)  
ProcessorCPU1.3 GHz Octa-Core Cortex-A53  
ChipsetMediatek MT6753  
GPUMali-T760MP2  
DisplayTechnologyIPS capacitive touchscreen 16M colors Multitouch  
Size5.0 inches  
Resolution1080 x 1920 pixels (~441 ppi pixel density)  
MemoryBuilt-in16GB built-in  2GB RAM  
CardmicroSD card (Not yet confirmed)  
CameraMain13 MP autofocus dual-LED + dual tone flash  
Featuresf/2.2 Phase detection Geo-tagging touch focus face detection HDR panorama Video (1080p@30fps)  
Front8 MP Camera f/2.2 1/3.2" sensor size 1.4 µm pixel size LED flash  
ConnectivityWLANWi-Fi 802.11 b/g/n hotspot  
Bluetoothv4.0 with A2DP  
GPSYes + A-GPS support  
RadioFM radio  
USBmicroUSB v2.0  
NFCNo  
DataGPRS  EDGE 3G HSPA 4G LTE  
FeaturesSensorsAccelerometer Compass Proximity  
Audio3.5mm audio jack  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
GamesBuilt-in  
TorchYes  
ExtraDocument viewer Photo viewer/editor Active noise cancellation with dedicated mic google Search Maps Gmail YouTube Calendar Google Talk MP3/WAV/eAAC+/FLAC player MP4/H.264 player Google talk  
BatteryCapacity2700 mAh