Phone Comparison - Samsung I9100 Galaxy S II vs Samsung Galaxy Star Duos S5282 vs Samsung Galaxy Core 2 Duos

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2011 April 2013 June 2014
Status Available - April 2011 Available - May 2013 Available - July 2014
Colors Black, White, Pink Black, White, Blue White, Black
Form Factor Candybar Candybar Candybar
Dimension 125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
105 x 58 x 11.9 mm
(4.13 x 2.28 x 0.47 in)
130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
Weight 116 g (4.09 oz) 100.5 g (3.53.0.18 oz) 138 g (4.87 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 N/A HSDPA 900 / 2100
Messaging SMS, MMS, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 (Gingerbread), planned upgrade to v4.0 Android OS, v4.1.2 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset 1 GHz, Spreadtrum SP8810 Quad-core 1.2 GHz
GPU Mali-400MP Mali-300 -
RAM 1 GB 512 MB 768 MB
Internal Memory 16 GB/32 GB storage 4 GB 4 GB
External Memory microSD, up to 32GB, 8 GB included microSD, up to 32 GB microSD, up to 64 GB

display Display

Type Super AMOLED Plus capacitive touchscreen TFT capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 65K colors 16M colors
Size 4.3 inches 3.0 inches 4.5 inches
Resolution 480 x 800 pixels (217 ppi) 240 x 320 pixels (133 ppi) 480 x 800 pixels (207 ppi)
Screen-to-Body Ratio 63.52% 45.99% 65.25%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 2 MP, 1600x1200 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Fixed Focus, Smile Shot, Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection
Video Yes, 1080p@30fps Yes, QVGA@15fps Yes
Front Camera Yes, 2 MP [Similar] No [Similar] Yes, 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 No HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0+HS Yes, v4.0 Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, v2.0 microUSB (MHL), USB On-the-go Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support No Yes, with A-GPS support and GLONASS
Browser HTML HTML HTML

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 4 GB, 512 MB RAM 4 GB, 768 MB RAM
Expandable Storage microSD, up to 32GB, 8 GB included microSD, up to 32 GB microSD, up to 64 GB
USB OTG Supported - -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor not 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 1200 mAh 2000 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
Up to 320 h -
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
Up to 14 h -