Lenovo Zuk Z1 ($ 284)

Features:
SensorsAccelerometer Gyro Compass Proximity  

Specifications:

BuildOSAndroid OS v5.1.1 (Lollipop)  
UICyanogenMod 12.1  
Dimensions155.7 x 77.3 x 8.9 mm  
Weight175 g  
SIMDual-SIM Dual Standby  
ColorsWhite Dark Gray  
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900  
3G BandHSDPA 850 / 900 / 1900 / 2100  
4G BandLTE band 1(2100) 3(1800) 7(2600) 38(2600) 39(1900) 40(2300) 41(2500)  
ProcessorCPU2.5 GHz Quad-Core Krait 400  
ChipsetQualcomm MSM8974AC Snapdragon 801  
GPUAdreno 330  
DisplayTechnologyIPS LCD capacitive touchscreen 16M colors Multitouch  
Size5.5 inches  
Resolution1080 x 1920 pixels (~401 ppi pixel density)  
MemoryBuilt-in64GB built-in  3GB RAM  
CardNo  
CameraMain13 MP 4160 x 3120 pixels autofocus dual-LED flash  
FeaturesNo  
Front8.0 MP Camera  
ConnectivityWLANWi-Fi 802.11 a/b/g/n/ac dual-band hotspot  
Bluetoothv4.1  
GPSNo  
RadioNo  
USBmicroUSB v3.0 Type-C reversible connector  
NFCNo  
DataGPRS  EDGE 3G HSDPA 4G LTE  
FeaturesSensorsAccelerometer Gyro Compass Proximity  
Audio3.5mm audio jack  
BrowserHTML5  
MessagingSMS(threaded view) MMS Email Push Mail IM  
TorchYes  
ExtraPhoto video/editor Document viewer Fast battery charging Active noise cancellation with dedicated mic Google Search Maps Gmail YouTube Calendar Google Talk  
BatteryCapacity4100 mAh  
Standbyup to 526 hrs  
Talktimeup to 38 hrs  
- Fast charging: 75% in 30 min