Heres the official iPhone 4 Specifications:

• IPS technology — “Quite a bit better than OLED.”
• 800:1 contrast ration, 4x better than the 3GS
• 960 x 640 display
• Retina Display
• 3.5 inch display
• 78% of the pixels on iPad
• Dual mics, 802.11n WiFi, GPS, compass, accelerometer.
• Quad band HSDPA, 7.2Mbps
• 300 hours of standby, 7 hours of 3G talk, 6 hours of 3G browsing, 10 hours of WiFi browsing, 10 hours of video, 40 hours of music
• iPhone 4 is powered by the A4 chip
• 720p video recording
• Video calls
• 5Mp camera
• LED Flash

Check out the full specs after the break…

Size and weight1

Height:
4.5 inches (115.2 mm)
Width:
2.31 inches (58.6 mm)
Depth:
0.37 inch (9.3 mm)
Weight:
4.8 ounces (137 grams)

Cellular and wireless

• UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz)
• GSM/EDGE (850, 900, 1800, 1900 MHz)
• 802.11b/g/n Wi-Fi (802.11n 2.4GHz only)
• Bluetooth 2.1 + EDR wireless technology
• Location
• Assisted GPS
• Digital compass
• Wi-Fi
• Cellular
• Power and battery2
• Built-in rechargeable lithium-ion battery
• Charging via USB to computer system or power adapter
• Talk time:
• Up to 7 hours on 3G
• Up to 14 hours on 2G
• Standby time: Up to 300 hours
• Internet use:
• Up to 6 hours on 3G
• Up to 10 hours on Wi-Fi
• Video playback: Up to 10 hours
• Audio playback: Up to 40 hours
• Mac system requirements
• Mac computer with USB 2.0 port
• Mac OS X v10.5.8 or later
• iTunes 9.2 or later (free download from www.itunes.com/download)
• iTunes Store account
• Internet access
• Windows system requirements
• PC with USB 2.0 port
• Windows 7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later
• iTunes 9.2 or later (free download from www.itunes.com/download)
• iTunes Store account
• Internet access
• Environmental requirements
• Operating temperature: 32° to 95° F
• (0° to 35° C)
• Nonoperating temperature: -4° to 113° F
• (-20° to 45° C)
• Relative humidity: 5% to 95% noncondensing
• Maximum operating altitude: 10,000 feet (3000 m)
• Capacity3
• 16GB or 32GB flash drive
• Color
• White or black

Display

• Retina display
• 3.5-inch (diagonal) widescreen Multi-Touch display
• 960-by-640-pixel resolution at 326 ppi
• 800:1 contrast ratio (typical)
• Fingerprint-resistant oleophobic coating on front and back
• Support for display of multiple languages and characters simultaneously

Audio playback

• Frequency response: 20Hz to 20,000Hz
• Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV
• User-configurable maximum volume limit

TV and video

• Video formats supported: H.264 video up to 720p, 30 frames per second, Main Profile level 3.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video, up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format
• Support for 1024 by 768 pixels with Dock Connector to VGA Adapter; 576p and 480p with Apple Component AV Cable; 576i and 480i with Apple Composite AV Cable (cables sold separately)

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