Phone Comparison - Samsung Galaxy Grand 2 vs Asus Zenfone 5 vs OPPO Neo R831K

general General Info

Manufacturer Samsung Asus Oppo
Announced November 2013 January 2014 August 2014
Status Available - Q4 2013 Available - June 2014 Available - August 2014
Colors Black, White, Pink Black, White, Red, Blue, Gold White, Black
Form Factor Candybar Candybar Candybar
Dimension 146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
148.2 x 72.8 x 5.5-10.3
(5.83 x 2.87 x 0.22-0.41)
132 x 65.8 x 9.2 mm
(5.2 x 2.59 x 0.36 in)
Weight 163 g (5.75 oz) 140 g (4.94 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 - -
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.2.2 (Jelly Bean) based Color OS
Processor Quad-core 1.2 GHz Cortex-A7 Dual-core 2.0 GHz / Dual-core 1.6 GHz, Intel Atom Z2580/Z2560 Dual-core 1.3 GHz
GPU - PowerVR SGX544MP2 -
RAM 1.5 GB 1/2 GB 1 GB
Internal Memory 8 GB 8/16 GB 4 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.25 inches 5.0 inches 4.5 inches
Resolution 720 x 1280 pixels (280 ppi) 720 x 1280 pixels (294 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 68.61% 63.76% 64.07%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio with Recording FM Radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 pixels 5 MP, 2592 x 1944 pixels
Flash LED flash LED flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR
Video Yes, 1080p@30fps, stereo sound rec. Yes Yes
Front Camera Yes, 1.9 MP, 720p [Similar] Yes, 2 MP [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA+
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR v2.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, support and GLONASS Yes, with A-GPS support Yes, with A-GPS
Browser HTML5 HTML HTML

memory User Memory

Internal 8 GB, 1.5 GB RAM 8/16 GB, 1/2 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Po Battery Li-Ion Battery
Capacity 2600 mAh 2110 mAh 1900 mAh
Stand by - Up to 353 h (3G) -
Talk Time Up to 17 h Up to 18 h 30 min (3G) -