Category Breakdown
Samsung Galaxy S II LTE i727R
Samsung I929 Galaxy S II Duos
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 LTE i727R features a slightly larger 4.5-inch Super AMOLED Plus display compared to the 4.52-inch display of the Samsung I929 Galaxy S II Duos, both offering the same resolution and pixel density.
- In terms of performance, the i727R has a faster dual-core 1.5 GHz CPU versus the 1.2 GHz CPU in the I929, although both share the same RAM and GPU.
- Both devices have an 8 MP rear camera capable of 1080p video recording, but the I929 has a slightly better aperture of f/2.6.
- Battery capacity is marginally higher in the i727R at 1850 mAh compared to 1800 mAh in the I929.
- Both phones run on Android 2.3, but the I929 has a slightly newer version at 2.3.5.
- Build quality is comparable, with the i727R being lighter at 132g versus the 138g of the I929.
Side-by-side Specification Comparison
Samsung Galaxy S II LTE i727R
Samsung I929 Galaxy S II Duos
General
Release Date
2011
2012
Announced
2011
2011
Description
N/A
For China Telecom
Display
Size
4.5"
4.52"
Type
Super AMOLED Plus
Super AMOLED Plus
Resolution
480 x 800 pixels, 5:3 ratio (~207 ppi density)
480 x 800 pixels, 5:3 ratio (~206 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
Corning Gorilla Glass
Performance
Chipset
Qualcomm MSM8260 Snapdragon S3
Qualcomm MSM8660 Snapdragon S3
CPU
Dual-core 1.5 GHz Scorpion
Dual-core 1.2 GHz Scorpion
GPU
Adreno 220
Adreno 220
Memory
16GB 1GB RAM
16GB 1GB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC (dedicated slot)
Camera
Main Camera
8 MP
8 MP
Main Camera Details
8 MP, AF
8 MP, f/2.6, 1/3.2", 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
1850 mAh
1800 mAh
Battery Details
Removable Li-Ion 1850 mAh battery
Removable Li-Ion 1800 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
130.9 x 69.9 x 9.4 mm (5.15 x 2.75 x 0.37 in)
129.8 x 68.9 x 9.7 mm (5.11 x 2.71 x 0.38 in)
Weight
132 g
138 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
Connectivity
SIM
Mini-SIM
Dual SIM (Mini-SIM, dual stand-by)
Network
GSM / HSPA / LTE
GSM / CDMA / EVDO
Network Speed
HSPA 21.1/5.76 Mbps, LTE
EV-DO Rev.A 3.1 Mbps
5G
✗
✗
4G
✓
✗
WiFi
Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
Bluetooth
3.0, A2DP, aptX
3.0, A2DP, aptX
NFC
✓
✗
USB
microUSB 2.0
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 (Gingerbread)
Android 2.3.5 (Gingerbread)
OS Version
Android 2.3 (Gingerbread)
Android 2.3.5 (Gingerbread)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, gyro, proximity, compass
Accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

