Phone Comparison - Samsung I9100 Galaxy S II vs Asus Zenfone C ZC451CG vs Oppo Joy Plus

general General Info

Manufacturer Samsung Asus Oppo
Announced February 2011 January 2015 April 2015
Status Available - April 2011 Available - February 2015 Available - May 2015
Price - Rs. 5,999 ($88.22) [Similarly Priced] Rs. 5,830 ($85.74) [Similarly Priced]
Colors Black, White, Pink Charcoal Black, Pearl White, Cherry Red White, Blue
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
136.5 x 67 x 10.9 mm
(5.37 x 2.64 x 0.43 in)
124 x 63 x 9.9 mm
(4.88 x 2.48 x 0.39 in)
Weight 116 g (4.09 oz) 149 g (5.26 oz) 125 g (4.41 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
Messaging SMS, MMS, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v4.4.2 (KitKat) Android OS, v4.4 (KitKat)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Dual-core 1.2 GHz, Intel Atom Z2520 Dual-core 1.3 GHz, Mediatek MT6572
GPU Mali-400MP PowerVR SGX544MP2 Mali-400
RAM 1 GB 1 GB 1 GB
Internal Memory 16 GB/32 GB storage 8 GB 4 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 64 GB microSD, up to 32 GB

display Display

Type Super AMOLED Plus capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.5 inches 4.0 inches
Resolution 480 x 800 pixels (217 ppi) 480 x 854 pixels (218 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 63.52% 60.85% 58.42%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 5 MP, 2592 х 1944 pixels 3.15 MP, 2048 x 1536 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Yes Geo-tagging
Video Yes, 1080p@30fps Yes 720p
Front Camera Yes, 2 MP [Similar] VGA [Similar] VGA [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, 21 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps HSPA
Bluetooth Yes, v3.0+HS v4.0, A2DP, EDR v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS
Browser HTML HTML HTML

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 8 GB, 1 GB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 64 GB microSD, up to 32 GB
USB OTG Supported - -

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 supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Li-Ion Battery
Capacity 1650 mAh 2100 mAh 1700 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
- -
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
- -