Apple already launched its new iPhone recently and the new iPhone generation 4 comes with many new and better features than previous iPhone 3GS.
Let compare to both new and old iPhone for their features and functions:
Size and weight– Height:115.2 mm (4.5 inches)– Width:58.6 mm (2.31 inches)– Depth:9.3 mm (0.37 inch)– Weight:137 grams (4.8 ounces)
Capacity– 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)– 500 cd/m2 max brightness (typical)– Fingerprint-resistant oleophobic coating on front and back– Support for display of multiple languages and characters simultaneously
Camera, photos, and video– Video recording, HD (720p) up to 30 frames per second with audio– 5-megapixel still camera– VGA-quality photos and video at up to 30 frames per second with the front camera– Tap to focus video or still images– LED flash
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– Photo and video geotagging