Lenovo K8 ($ 170)

Features:
SensorsAccelerometer Compass Proximity  

Specifications:

BuildOSAndroid v7.1.1 Nougat  
DimensionsN/A  
WeightN/A  
SIMDual Sim Dual Standby (Nano-SIM)  
ColorsVarious  
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900  
3G BandHSDPA 850 / 900 / 1900 / 2100  
4G BandLTE  
ProcessorChipsetMediaTek Helio P20  
DisplayTechnologyIPS LCD capacitive touchscreen 16M colors Multitouch  
Size5.2 Inches  
Resolution720 x 1280 Pixels (~282 PPI)  
MemoryBuilt-in32GB Built-in 3/4GB RAM  
CardmicroSD Card (supports upto 128GB)  
CameraMain13 MP autofocus LED flash  
FeaturesGeo-tagging face detection Panorama HDR Video  
FrontYes  
ConnectivityWLANWi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot  
Bluetoothv4.2 with A2DP  
GPSYes + A-GPS support & GLONASS  
RadioFM Radio  
USBmicroUSBV2.0  
NFCNo  
DataGPRS Edge 3G HSPA 4G LTE  
FeaturesSensorsAccelerometer Compass Proximity  
Audio3.5mm Audio Jack MP4/H.264 player MP3/WAV/eAAC+/FLAC player Speaker Phone  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
GamesBuilt-in + Downloadable  
TorchYes  
ExtraActive noise cancellation with dedicated mic Photo/video editor Document viewer  
BatteryCapacity4000 mAh