iPhone 3G S 16GB vs iPhone 4 8GB
| Type | Touch | Touch |
| Dimensions | 115.50 x 62.10 x 12.30 mm | 115.20 x 58.60 x 9.30 mm |
| Weight | 135.00 g | 137.00 g |
| Display size | 3.50" | 3.50" |
| Display | Color / TFT 16M colors 320 x 480 px (3.50") 165 ppi | Color / IPS TFT 16M colors 640 x 960 px (3.50") 330 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 720 min. (12.0 h) 3G: 300 min. (5.0 h) | 2G: 840 min. (14.0 h) 3G: 420 min. (7.0 h) |
| Stand-by (max.) | 2G: 300 h. (12.5 days) 3G: 300 h. (12.5 days) | 2G: 300 h. (12.5 days) 3G: 300 h. (12.5 days) |
| Playback time (max.) | nd | Audio: 40 h (1.7 days) |
| Internet browsing time (max.) | nd | WiFi: 10 h (0.4 days) 3G: 6 h (0.3 days) |
| Standard battery | Li-Ion Buy powerbank
| Li-Po 1420 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Internal memory | 16 GB | 8 GB |
| End-user memory |  | 6.7 GB |
| Memory cards | | |
| Operating system | iPhone OS 3.0 | iOS 4 |
| Processor | ARM Cortex A8+PowerVR SGX | Apple A4 |
| Processor clock | 600 MHz | 1000 MHz |
| GPU | - | - |
| Touchscreen |  | |
| SAR (10g) | | 1,17 W/kg |
| DualSIM | | |
| SIM cards standard | | SingleSIM(microSIM) |
| Announced | 2Q 2009 | 4Q 2010 |
| Other names | iPhone 3GS | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 1900 2100 | 850 900 1900 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 3 Mpx | 5 Mpx |
| Resolution | 2048x1536 px | 2592x1944 px |
| Optical zoom | | |
| Digital zoom | | 5x |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | 640x480 px | 1280x720 px |
| Video formats | H.263 - 30 fps | H.263, MPEG4 - 30 fps |
| Additional | - | - |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | nd | 0.3 Mpx |
| Resolution | nd | 640x480 px |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.263, MPEG4 - 30 fps |
| Additional | nd | - |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSDPA | 7.20 Mbit/s | 7.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | | class 10 |
| EDGE | | class 10 |
| Bluetooth | v2.1 EDR | v2.1 EDR |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g | v802.11 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 | | |
| Dictionary | OTHER | OTHER |
| Swype | | |
| e-mail client | POP3, IMAP4 | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AIFF, WAV, eAAC+ | AAC, AAC+, AAX, AAX+, AIFF, WAV |
| Polyphony | | 64 voices |
| Ring composer | | |
| Games | | |
| Java | | |
| 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 | | |