Apple’s iPhone 4 vs iPhone 4s

                                                                               iPhone 4                                                                          iPhone 4s

Here’s some specification difference between the iPhone 4 and the newer model the iPhone 4s.

Comparison Table

	iPhone 4	iPhone 4s
Processor	A4 chip	Dual-core A5 chip
Weight	4.8 ounces (137 grams)	4.9 ounces (140 grams)
Built-in Assistant	none	Siri
Camera	5-megapixels iSight camera with Four-element lens	8-megapixels iSight camera with Five-element lens & Face detection
Video Recording	HD video recording (720p, 30 fps)	Improved HD video recording (1080p, 30 fps with Video stabilization)
Cellular and Wireless	GSM model: UMTS/HSDPA (7.2 Mbps) HSUPA (5.8 Mbps) CDMA model: CDMA EV-DO Rev. A Wi-Fi 802.11b/g/n Bluetooth 2.1 + EDR	UMTS/HSDPA (14.4 Mbps)HSUPA (5.8 Mbps)CDMA EV-DO Rev. A2Wi-Fi 802.11b/g/nBluetooth 4.0
Battery Life	Talk time: Up to 7 hours on 3G Standby time: Up to 300 hours	Talk time: Up to 8 hours on 3GStandby time: Up to 200 hours