Phone Comparison - Samsung I929 Galaxy S II Duos vs ZTE Optik

Samsung I929 Galaxy S II Duos
samsung i929 galaxy s ii duos
ZTE Optik
zte optik
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general General Info

Manufacturer Samsung ZTE
Announced December 2011 February 2012
Status Available - September 2012 Available - February 2012
Colors Black Black
Form Factor Candybar Candybar
Dimension 129.8 x 68.9 x 9.7 mm
(5.11 x 2.71 x 0.38 in)
193 x 119.4 x 13.2 mm
(7.6 x 4.7 x 0.52 in)
Weight 138 g (4.87 oz) 400 g (14.11 oz)
2G Network GSM 900 / 1800 / 1900
CDMA2000 1xEV-DO
CDMA 800 / 1900
3G Network CDMA2000 1xEV-DO
Messaging SMS, MMS, EMail, IM , Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3.5 (Gingerbread) Android OS, v3.2 (Honeycomb)
Processor Dual-core 1.2 GHz, Qualcomm MSM8660 Snapdragon [Similar] Dual-core 1.2 GHz Scorpion, Qualcomm MSM8660 Snapdragon [Similar]
GPU Adreno 220 [Similar]
RAM 1 GB [Browse Similar] 1 GB [Browse Similar]
Internal Memory 16GB 16 GB
External Memory microSD, up to 32GB microSD, up to 32GB

display Display

Type Super AMOLED Plus capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors TFT capacitive touchscreen
Size 4.52 inches [Similar] 7.0 inches [Similar]
Resolution 480 x 800 pixels (206 ppi) [Similar] 800 x 1280 pixels (216 ppi) [Similar]
Screen-to-Body Ratio 65.28% 61.45%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio Stereo FM radio with RDS No
Games Yes Yes
Loud Speaker yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels [Similar] 5 MP, 2592 х 1944 pixels [Similar]
Flash LED flash No
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging
Video Yes, 1080p@30fps Yes
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes No
Edge Yes No
3G Rev. A, up to 3.1 Mbps Rev. A, up to 3.1 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v2.1 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g, Wi-Fi hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML, Adobe Flash HTML5, Adobe Flash

memory User Memory

Internal 16GB, 1 GB RAM 16 GB, 1 GB RAM
Expandable Storage microSD, up to 32GB microSD, up to 32GB
USB OTG Supported -

Apps Sensors

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

battery Battery

Type Standard battery, Li-Ion Standard battery, Li-Ion
Capacity 1800 mAh 4000 mAh
Stand by -
Talk Time -