Category Breakdown
Samsung Galaxy S II Epic 4G Touch
Samsung Galaxy S II I777
Performance
51.351.3
Camera
42.142.1
Display
76.376.3
Battery
43.543.5
Build
70.870.8
Overall
54.854.8
Summary
- The Samsung Galaxy S II Epic 4G Touch features a slightly larger 4.52-inch Super AMOLED Plus display compared to the 4.3-inch display of the Galaxy S II I777, though both have the same resolution and pixel density.
- In terms of performance, both devices are equipped with the Exynos 4210 Dual chipset and identical CPU and GPU configurations, ensuring similar processing capabilities.
- The camera specifications are also the same, with both offering an 8 MP rear camera capable of 1080p video recording, while the battery capacity is slightly higher in the Epic 4G Touch at 1800 mAh compared to the I777's 1650 mAh.
- The build quality of the I777 is slightly more compact and lighter, measuring 126 x 66 x 8.9 mm and weighing 121.9 g, while the Epic 4G Touch measures 130 x 70 x 10 mm and weighs 130 g.
- Both devices run on Android 2.3.4 (Gingerbread), providing a similar software experience.
Side-by-side Specification Comparison
Samsung Galaxy S II Epic 4G Touch
Samsung Galaxy S II I777
General
Release Date
2011
2011
Announced
2011
2011
Description
For SprintAlso known as Samsung SPH-D710, Samsung Within
For AT&TAlso known as Samsung SGH-I777, Samsung Attain
Display
Size
4.52"
4.3"
Type
Super AMOLED Plus
Super AMOLED Plus
Resolution
480 x 800 pixels, 5:3 ratio (~206 ppi density)
480 x 800 pixels, 5:3 ratio (~217 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
Corning Gorilla Glass
Corning Gorilla Glass
Performance
Chipset
Exynos 4210 Dual
Exynos 4210 Dual
CPU
Dual-core 1.2 GHz Cortex-A9
Dual-core 1.2 GHz Cortex-A9
GPU
Mali-400MP4
Mali-400MP4
Memory
16GB 1GB RAM
16GB 1GB RAM, 32GB 1GB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC (dedicated slot), 8 GB included
Camera
Main Camera
8 MP
8 MP
Main Camera Details
8 MP, f/2.6, 1/3.2", AF
8 MP, AF
Front Camera
2 MP
2 MP
Front Camera Details
2 MP
2 MP
Video Recording
1080p@30fps
1080p@30fps
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1800 mAh
1650 mAh
Battery Details
Removable Li-Ion 1800 mAh battery
Removable Li-Ion 1650 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
130 x 70 x 10 mm (5.12 x 2.76 x 0.39 in)
126 x 66 x 8.9 mm (4.96 x 2.60 x 0.35 in)
Weight
130 g
121.9 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black, White
Black
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Mini-SIM
Network
CDMA / EVDO
GSM / HSPA
Network Speed
EV-DO Rev.A 3.1 Mbps
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot; WiMax
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Bluetooth
3.0, A2DP, aptX
3.0, A2DP, aptX
NFC
✗
✗
USB
microUSB 2.0 (MHL TV-out), OTG
microUSB 2.0 (MHL TV-out), OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, A-GPS
GPS, A-GPS
Software
Operating System
Android 2.3.4 (Gingerbread)
Android 2.3.4 (Gingerbread)
OS Version
Android 2.3.4 (Gingerbread)
Android 2.3.4 (Gingerbread)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, gyro, proximity, compass
Accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

