Phone Comparison - Lenovo S920 vs Lenovo S650 Vibe vs OPPO Neo R831K

general General Info

Manufacturer Lenovo Lenovo Oppo
Announced March 2013 December 2013 August 2014
Status Available - May 2013 Available - December 2013 Available - August 2014
Colors White, Blue Silver White, Black
Form Factor Candybar Candybar Candybar
Dimension 154 x 77.7 x 7.9 mm
(6.06 x 3.06 x 0.31 in)
138 x 69.8 x 8.8 mm
(5.43 x 2.75 x 0.35 in)
132 x 65.8 x 9.2 mm
(5.2 x 2.59 x 0.36 in)
Weight 159 g (5.61 oz) 126 g (4.44 oz) 130 g (4.59 oz)
2G Network GSM 900 / 1800 / 1900 GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) based Color OS
Processor Quad-core 1.2 GHz Cortex-A7, MTK 6589 Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582 Dual-core 1.3 GHz
GPU PowerVR SGX544 Mali-400MP2 -
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 8 GB 4 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen Capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.3 inches 4.7 inches 4.5 inches
Resolution 720 x 1280 pixels (277 ppi) 540 x 960 pixels (234 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 64.76% 63.41% 64.07%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 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 Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR
Video Yes Yes Yes
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes Yes
Edge Class 12 Yes Yes
3G HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA HSPA+
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP v2.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 a/b/g/n, dual-band, 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 Yes, with A-GPS support Yes, with A-GPS
Browser HTML HTML HTML

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 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-Po Battery Li-Po Battery Li-Ion Battery
Capacity 2250 mAh 2000 mAh 1900 mAh
Stand by Up to 480 h (2G)
Up to 480 h (3G)
- -
Talk Time Up to 25 h (2G)
Up to 12 h (3G)
Up to 12 h (2G)
Up to 8 h (3G)
-