OnePlus 2 vs Oppo Find 7a vs Samsung Galaxy Tab 4 8.0 LTE

BASIC INFO
Model No OnePlus 2 - Samsung T331, Galaxy Tab4 8.0 3G
Status Available. Released 2015, August Available. Released 2014,April Available
Release Date 2015, July 2014, March Released 2014, June
Dimension 151.8 x 74.9 x 9.9 mm (5.98 x 2.95 x 0.39 in) 152.6 x 75 x 9.2 mm (6.01 x 2.95 x 0.36 in) 210 x 123 x 8 mm (8.27 x 4.84 x 0.31 in)
Weight 175 g (6.17 oz) 173 g (6.10 oz) 320 g (11.29 oz)
Colors Sandstone Black White, Black Black, White
Body Metrial - - -
W & D Proof - - -
SIM Type Dual SIM (Nano-SIM, dual stand-by) - Micro-SIM
Technology GSM / HSPA / LTE - GSM / HSPA
OS Android OS, v5.0 (Lollipop) Android OS, v4.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
PROSESSING
Processor Quad-core 1.56 GHz Cortex-A53 & Quad-core 1.82 GHz Cortex-A57 Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 801 Quad-core 1.2 GHz
Chipset Qualcomm MSM8994 Snapdragon 810 - Qualcomm Snapdragon 400
GPU Adreno 430 - Adreno 305
MEMORY
RAM 3GB - 1.5 GB
Storage 16GB - 16GB
Card Slot No 16 GB storage, 2 GB RAM, microSD, up to 64 GB microSD, up to 64 GB
DISPLAY
Size 5.5 inches 1080 x 1920 pixels, 5.5 inches (~401 ppi pixel density) 8.0 inches
Type Full HD LTPS LCD capacitive touchscreen, 16M colors, Corning Gorilla Glass 4 IPS LCD capacitive touchscreen, 16M colors TFT capacitive touchscreen, 16M colors
Resolation 1080 x 1920 pixels - 800 x 1280 pixels
PPI 401 ppi pixel density - 189
Multi touch Yes - Yes
Protection Corning Gorilla Glass 3, Oxygen 2.2.1 UI - -
CAMERA
Primary 13 MP, f/2.0, OIS, laser autofocus 13 MP, 4128x3096 pixels, autofocus, LED flash 3.15 MP, 2048 x 1536 pixels
Video 2160p@30fps, 720p@120fps Yes, 1080p@30fps Yes, 480p@30fps
Flash Dual-LED (dual tone) flash - No
Features 1/2.6 sensor size, 1.3 µm pixel size, geo-tagging, touch focus, face detection, panorama, HDR - Geo-tagging
Selfie 5 MP, f/2.4, 1080p@30fps Yes, 5 MP Yes, 1.3 MP
BATTERY
Battery Li-Po Non-removable Li-Ion 2800 mAh battery Li-Po battery
Capacity 3300 mAh - 4450 mAh
Removable Non-removable - Non-removable
StandBy - - Up to 132 h
Talk Time - - Up to 10 h
Music Play - - Up to 141 h
Browsing - - Up to 11 h
Video Playback - - Up to 8 h
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - North America
HSDPA 850 / 900 / 1900 / 2100 - Global model
HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 2(1900), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700) - North America
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) - Global model
LTE LTE band 3(1800), 7(2600), 8(900), 20(800)
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps - HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot
BlueTooth Yes, v4.1, A2DP Yes, v4.0 with A2DP Yes, v4.0 with A2DP
USB v2.0, Type-C 1.0 reversible connector Yes, microUSB v2.0 Yes, microUSB v2.0, USB Host
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support and GLONASS
NFC No - Yes
Audio jeck Yes, 3.5mm - 3.5 mm Jack
OTHERS
Sensors Fingerprint, accelerometer, gyro, proximity, compass - Accelerometer
Radio No - TBD
SARUS - - -
SAREU 0.43 W/kg (head), 0.20 W/kg (body) - -
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