Apple iPhone 4 8GB vs Samsung GT-i9103 Galaxy S II
| Type | Touch | Touch |
| Dimensions | 115.20 x 58.60 x 9.30 mm | 125.70 x 66.70 x 9.55 mm |
| Weight | 137.00 g | 132.00 g |
| Display size | 3.50" | 4.19" |
| Display | Color / IPS TFT 16M colors 640 x 960 px (3.50") 330 ppi | Color / Super Clear LCD 16M colors 480 x 800 px (4.19") 223 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 840 min. (14.0 h) 3G: 420 min. (7.0 h) | 2G: 540 min. (9.0 h) 3G: 520 min. (8.7 h) |
| Video talk time (max.) |  | 220 min. (3.7 h) |
| Stand-by (max.) | 2G: 300 h. (12.5 days) 3G: 300 h. (12.5 days) | 2G: 710 h. (29.6 days) 3G: 620 h. (25.8 days) |
| Playback time (max.) | Audio: 40 h (1.7 days) | nd |
| Internet browsing time (max.) | WiFi: 10 h (0.4 days) 3G: 6 h (0.3 days) | nd |
| Standard battery | Li-Po 1420 mAhBuy powerbank
| Li-Po 1650 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 8 GB | 8 GB |
| End-user memory | 6.7 GB | |
| RAM memory | | 1 GB |
| Memory cards | |  microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | iOS 4 | Android 2.3 Gingerbread |
| Interface | - | TouchWiz 4.0 |
| Processor | Apple A4 | Nvidia Tegra 2 |
| Processor clock | 1000 MHz | 1000 MHz |
| GPU | - | ULP GeForce |
| Touchscreen | | |
| SAR (10g) | 1,17 W/kg | |
| DualSIM | | |
| SIM cards standard | SingleSIM(microSIM) | |
| Announced | 4Q 2010 | 1Q 2011 |
| Other names | - | i9103; Galaxy Z; Galaxy R |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 900 1900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 5 Mpx | 5 Mpx |
| Resolution | 2592x1944 px | 2592x1944 px |
| Optical zoom | | |
| Digital zoom | 5x | 4x |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | 1280x720 px | 1280x720 px |
| Video formats | H.263, MPEG4 - 30 fps | H.263, H.264 |
| Additional | - | AF |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | 0.3 Mpx | 1.3 Mpx |
| Resolution | 640x480 px | |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Video formats | H.263, MPEG4 - 30 fps | H.263, H.264 |
| Additional | - | - |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 7.20 Mbit/s | 21.00 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | class 12 |
| EDGE | class 10 | class 12 |
| Bluetooth | v2.1 EDR | v3.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 a/b/g/n |
| WiFi frequencies | 2,4 GHz | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 | v2.0 |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | v1.2 |
| Dictionary | OTHER | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AAX, AAX+, AIFF, WAV | AAC, AAC+, AMR, FLAC, OGG, WAV, WMA, eAAC+ |
| Polyphony | 64 voices | 64 voices |
| Ring composer | | |
| Games | | |
| Java | | Dalvik |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |