List of iPhones

There are many iterations of the iPhone.

Differences between iPhone Models

Phone (marketing-name)	iPhone 2G	iPhone 3G	iPhone 3GS	iPhone 4 (GSM model)	iPhone 4 (CDMA model)
Image	160px			154px	156px
Case Material	Aluminum	Plastic		Glass/Steel
Colors	Aluminum	Black/White		Black/White
Dimensions	4.5x2.4x0.46 in.	4.5x2.4x0.48 in.		4.5x2.31x0.37 in.
Weight	4.8 oz	4.7 oz.	4.8 oz.	4.8 oz.
Capacity (GB)	4/8/16	8/16	8/16/32	16/32
CPU Speed (MHz)	412 (initially 400)	412	620	1024
RAM (MB)	128	128	256	512
Cellular Radio (telephony-maximum-generation)	EDGE (2.5G)	HSDPA (3.5G)		HSDPA + HSUPA (3.5G)	CDMA EV-DO Rev. A (3G)
Rated Battery Life (Standby)(hrs.)	250	300	300	300
Rated Battery Life (2G talk)(hrs.)	8	10	12	14	N/A
Rated Battery Life (3G talk and data)(hrs.)	N/A	5	5	6 (data) 7 (talk)
Rated Battery Life (Wi-Fi data)(hrs.)	6	6	9	10
Rated Battery Life (Music playback)(hrs.)	24	24	30	40
Rated Battery Life (Video playback)(hrs.)	7	7	10	10
Internal Name	iPhone1,1	iPhone1,2	iPhone2,1	iPhone3,1	iPhone3,3
Initial Firmware	1.0 (1A543a)	2.0 (5A345)	3.0 (7A341)	4.0 (8A293)	4.2.5 (8E128)/4.2.6 (8E200)
Latest publicly available firmware	3.1.3 (7E18)	4.2.1 (8C148)	4.3.3 (8J2)	4.3.3 (8J2)	4.2.8 (8E401)
Latest firmware	3.1.3 (7E18)	4.2.1 (8C148)	5.0 beta 1 (9A5220p)	5.0 beta 1 (9A5220p)	5.0 beta 1 (9A5220p)
Bluetooth (bluetooth)	2.0 EDR	2.0 EDR	2.1 EDR	2.1 EDR
Camera (MP) (still-camera)	2	2	3.2	5
Video recording (video-camera)	No		Yes
Auto-Focus (auto-focus-camera)	No		Yes
LED Flash (camera-flash)	No			Yes
HDR (hdr-image-capture)	No			Yes
Voice Controls (voice-control)	No		Yes
Nike+iPod (victoria)	No		Yes
Hardware encryption (encrypted-data-partition)	No		Yes
GPS (gps)	No	Yes
Digital Compass (magnetometer)	No		Yes
Gyroscope	No			Yes
Video Calls (venice)	No			Yes