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Samsung Galaxy Ace 2 vs OPPO Neo R831K

General Info

Manufacturer
Samsung Oppo
Announced
February 2012 August 2014
Status
Available - May 2012 Available - August 2014
Colors
Black White, Black
Form Factor
Candybar Candybar
Dimension
118.3 x 62.2 x 10.5 mm
(4.66 x 2.45 x 0.41 in)
132 x 65.8 x 9.2 mm
(5.2 x 2.59 x 0.36 in)
Weight
122 g (4.3 oz) 130 g (4.59 oz)
2G Network
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 900 / 2100 HSDPA 2100
Messaging
SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

Display

Type
PLS TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors
16M colors 16M colors
Size
3.8 inches [Similar] 4.5 inches [Similar]
Resolution
480 x 800 pixels (246 ppi) [Similar] 480 x 854 pixels (218 ppi) [Similar]
Screen-to-Body Ratio
55.64% 64.07%
Multi-Touch

Hardware and OS

OS
Android OS, v2.3 Android OS, v4.2.2 (Jelly Bean) based Color OS
Processor
Dual-core 800 MHz, NovaThor U8500 [Similar] Dual-core 1.3 GHz [Similar]
GPU
Mali-400MP [Similar] -
RAM
768 MB [Browse Similar] 1 GB [Browse Similar]
Internal Memory
4 GB storage 4 GB
External Memory
microSD, up to 32GB microSD, up to 32 GB

Camera

Rear Camera
5 MP, 2592x1944 pixels [Similar] 5 MP, 2592 x 1944 pixels [Similar]
Flash
LED flash LED Flash
Features
Auto focus, Geo-tagging, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR
Video
Yes, 720p@30fps Yes
Front Camera
Yes, VGA [Similar] Yes, 2 MP [Similar]

Multimedia

3.5mm Jack
Radio
Stereo FM radio with RDS FM radio
Games
Yes Yes + Downloadable
Loud Speaker

Connectivity and Data Rate

GPRS
Yes Yes
Edge
Yes Yes
3G
HSDPA, 14.4 Mbps HSPA+
Bluetooth
Yes, v3.0 with A2DP v2.1, A2DP
Wi-Fi
Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB
Yes, v2.0 microUSB microUSB v2.0
GPS
Yes, with A-GPS support and GLONASS Yes, with A-GPS
Browser
HTML HTML

User Memory

Internal
4 GB storage, 768 MB RAM 4 GB, 1 GB RAM
Expandable Storage
microSD, up to 32GB microSD, up to 32 GB

Sensors

Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC

Battery

Type
Standard battery, Li-Ion Li-Ion Battery
Capacity
1500 mAh 1900 mAh
Stand by
Up to 670 h (2G)
Up to 640 h (3G)
-
Talk Time
Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
-
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