Lenovo A7000 ($ 635)

Features:
SensorsAccelerometer Proximity  

Specifications:

BuildOSAndroid OS v5.0.x (Lollipop)  
Dimensions152.6 x 76.2 x 8 mm  
Weight140 g  
SIMDual-SIM Dual Standby  
ColorsOnyx Black Pearl White  
Frequency2G BandSIM1: GSM 900 / 1800 / 1900
SIM2: GSM 900 / 1800 / 1900  
3G BandHSDPA 2100  
4G BandLTE 800 / 1800 / 2100 / 2600  
ProcessorCPU1.5 GHz Octa-Core Cortex-A53  
ChipsetMediatek MT6752m  
GPUMali-T760MP2  
DisplayTechnologyIPS capacitive touchscreen 16M colors Multitouch  
Size5.5 inches (~71.7% screen to body ratio)  
Resolution720 x 1280 pixels (~267 ppi pixel density)  
MemoryBuilt-in8GB built-in  2GB RAM  
CardmicroSD card(supports up to 32 GB)  
CameraMain8 MP 3264 x 2448 pixels autofocus LED flash  
FeaturesGeo-tagging touch focus face detection Video  
Front5 MP  
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 Cat4 150/50 Mbps)  
FeaturesSensorsAccelerometer Proximity  
Audio3.5mm audio jack  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
GamesBuilt-in  
TorchYes  
ExtraOrganizer Document viewer Active noise cancellation with dedicated mic Photo viewer/editor Voice memo/dial Google Search Maps Gmail YouTube Calendar Google Talk  
BatteryCapacity2900 mAh  
Standbyup to 264 hrs  
TalktimeUp to 39 hrs