Samsung Galaxy J2 Prime ($ 146)

Features:
SensorsAccelerometer, Proximity

Specifications:

BuildOSAndroid OS, v6.0 (Marshmallow)
Dimensions144.8 x 72.1 x 8.9 mm
Weight160 g
SIMDual-SIM, Dual Standby, Micro-SIM
ColorsBlack, Gold
Frequency2G BandSIM1: GSM 850 / 900 / 1800 / 1900
SIM2: GSM 850 / 900 / 1800 / 1900
3G BandHSDPA 850 / 900 / 1900 / 2100
4G BandLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 28(700)
ProcessorCPU1.4 GHz Quad-Core Cortex-A53
ChipsetMediatek MT6737T
GPUMali-T720MP2
DisplayTechnologyPLS TFT Capacitive Touchscreen, 16M Colors, Multitouch
Size5.0 Inches
Resolution540 x 960 pixels (~220 PPI pixel density)
MemoryBuilt-in8GB built-in, 1.5GB RAM
CardmicroSD card (supports up to 256GB) (dedicated slot)
CameraMain8 MP, autofocus, LED flash
Featuresf/2.2, Geo-tagging, touch focus, face detection, Video (720p@30fps)
Front5 MP, f/2.2, LED flash
ConnectivityWLANWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetoothv4.2 with A2DP, LE
GPSYes + A-GPS support
RadioFM radio, RDS, recording
USBmicroUSB v2.0, USB On-The-Go
NFCNo
DataGPRS, EGDE, 3G (HSPA 42.2/5.76 Mbps), 4G (LTE Cat4 150/50 Mbps)
FeaturesSensorsAccelerometer, 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
ExtraGPS + A-GPS, Google Search, Maps, Gmail, Photo/video editor, Document viewer, Google Talk, YouTube, Google Talk
BatteryCapacity(Li-Ion, Removable) 2600 mAh
Talktimeup to 12 hrs
Musicplayup to 59 hrs