Phone Comparison - Samsung Galaxy Ace 4 vs OPPO Neo R831K vs Samsung Galaxy J1

general General Info

Manufacturer Samsung Oppo Samsung
Announced June 2014 August 2014 January 2015
Status Available - July 2014 Available - August 2014 Available - January 2015
Price - - Rs. 5,850 ($86.03) [Similarly Priced]
Colors Iris Charcoal, Classic White White, Black Blue, Black, White
Form Factor Candybar Candybar Candybar
Dimension 121.4 x 62.9 x 10.8 mm
(4.78 x 2.48 x 0.43 in)
132 x 65.8 x 9.2 mm
(5.2 x 2.59 x 0.36 in)
129 x 68.2 x 8.9 mm
(5.08 x 2.69 x 0.35 in)
Weight 123.8 g (4.34.0.28 oz) 130 g (4.59 oz) 122 g (4.3 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 2100 HSDPA 900 / 2100 (single or dual SIM)
HSDPA 850 / 2100 (dual SIM)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.2.2 (Jelly Bean) based Color OS Android OS, v4.4.x (KitKat)
Processor Dual-core 1.0 GHz Dual-core 1.3 GHz Dual-core 1.2 GHz Cortex-A7
GPU - - -
RAM 512 MB 1 GB 512 MB
Internal Memory 4 GB 4 GB 4 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 128 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.5 inches 4.3 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 854 pixels (218 ppi) 480 x 800 pixels (217 ppi)
Screen-to-Body Ratio 59.76% 64.07% 59.80%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

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

connectivity Connectivity and Data Rate

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

memory User Memory

Internal 4 GB, 512 MB RAM 4 GB, 1 GB RAM 4 GB, 512 MB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor not 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 Li-Ion Battery Li-Ion Battery
Capacity 1500 mAh 1900 mAh 1850 mAh
Stand by - - -
Talk Time - - Up to 10 h (3G)