The 1st generation iphone(2G) has been replaced by the 2nd generation(3G) phones sometime around june,2008. Since then only the 3G models are available in the market.

The main advantages of the 2nd generation iphone over the 1st is mainly its capacity to use 3G communication as well as the normal GSM. There are also some improvements in the mobile like providing the facility of GPS, reducing the weight and increasing the battery capacity and even increasing the dimensions of it.

APPLE - iPhone 3G 16GB (with Vodafone) 34580
iPhone 3G 8GB (with Vodafone) 29640

General
2G Network: GSM 850 / 900 / 1800 / 1900
Announced: 2007, January

Size
Dimensions: 115 x 61 x 11.6 mm
Weight: 135 g

Display
Type: Capacitive touchscreen, 16M colors
Size: 320 x 480 pixels, 3.5 inches
- Multi-touch input method
- Accelerometer sensor for auto-rotate
- Proximity sensor for auto turn-off
- Scratch-resistant surface

Sound
Alert types Vibration; Downloadable polyphonic, MP3 ringtones
Speakerphone Yes
- 3.5 mm headset jack

Memory
Phonebook: Practically unlimited entries and fields, Photocall
Call records: 100 received, dialed and missed calls
Internal: 4/8/16 GB
Card slot: No

Data
GPRS: Yes
HSCSD: No
EDGE: Yes
3G : No
WLAN: Wi-Fi 802.11b/g
Bluetooth: Yes, v2.0, headset support only
Infrared port: No
USB : Yes, v2.0

Camera
Primary: 2 MP, 1600x1200 pixels
Video: No
Secondary: No

Features
OS: Mac OS X v10.4.8
CPU: 32-bit Samsung S5L8900 620 MHz processor
Messaging: SMS (threaded view), Email
Browser: HTML (Safari)
Radio: No
Games: Downloadable (firmware 2.0)
Colors: Black
GPS: No
Java: No
- Google Maps
- Audio/video player
- TV-out (firmware 1.1.1)
- Photo browser
- Voice memo

Battery: Standard battery, Li-Ion
Stand-by Up to 250 h
Talk time Up to 8 h