Phone Comparison - Samsung I9100 Galaxy S II vs Samsung I9105 Galaxy S II Plus vs Samsung Epic 4G

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2011 January 2013 June 2010
Status Available - April 2011 Available - February 2013 Available - September 2010
Colors Black, White, Pink Chic White, Dark Blue 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)
125.3 x 66.1 x 8.5 mm
(4.93 x 2.6 x 0.33 in)
124 x 65 x 14 mm
(4.88 x 2.56 x 0.55 in)
Weight 116 g (4.09 oz) 121 g (4.27 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO
HSDPA 2100
Messaging SMS, MMS, IM SMS, MMS, 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, v2.1 (Eclair), upgradable to v2.2 (Froyo)
Processor Dual-core 1.2GHz ARM Cortex-A9 processor, Exynos chipset Dual-core 1.2 GHz, Broadcom BC28155 1 GHz Cortex-A8, Hummingbird
GPU Mali-400MP Broadcom VideoCore IV PowerVR SGX540
RAM 1 GB 1 GB 512 MB
Internal Memory 16 GB/32 GB storage 8 GB storage N/A
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 Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.3 inches 4.0 inches
Resolution 480 x 800 pixels (217 ppi) 480 x 800 pixels (217 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 63.52% 63.52% 56.62%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 8 MP, 3264x2448 pixels 5 MP, 2592 x 1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection
Video Yes, 1080p@30fps Yes, 1080p@30fps Yes, 720p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [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 Class 10 (4+1/3+2 slots), 32 - 48 kbps
Edge Class 12 Yes Class 10, 236.8 kbps
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21.1 Mbps; HSUPA, 5.76 Mbps EV-DO Rev. A, up to 3.1 Mbps, HSDPA
Bluetooth Yes, v3.0+HS Yes, v3.0 with A2DP Yes, v2.1 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n; WiMAX, Wi-Fi hotspot (Android 2.2)
USB Yes, v2.0 microUSB (MHL), USB On-the-go Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML HTML, Adobe Flash HTML, Adobe Flash Lite

memory User Memory

Internal 16GB/32GB storage, 1 GB RAM 8 GB storage, 1 GB RAM 512 MB RAM, 512 MB ROM
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 Standard battery, Li-Ion Li-Ion Battery
Capacity 1650 mAh 1650 mAh 1500 mAh
Stand by Up to 710 h (2G)
Up to 610 h (3G)
- Up to 300 h
Talk Time Up to 18 h 20 min (2G)
Up to 8 h 40 min (3G)
- Up to 5 h 30 min