The iPhone 5 marks one of the most significant changes in design for the iPhone series since the iPhone back in 2010, but apart from the more obvious changes such as the larger 4 inch screen and new Lightning dock connector, many of the improvements are hidden from view. So what exactly will you be getting if you upgrade to the iPhone 5, and is it truly better than earlier models?
Here is a side by side comparison:
iPhone 5 | 
iPhone 4S |
iPhone 4 | |
Height Width Depth
| 123.8mm
58.6mm 7.6mm | 115.2mm
58.6mm 9.3mm | 115.2mm
58.6m 9.3mm |
Weight
|
112 grams |
140 grams |
137 grams |
Screen Size
|
4 inches |
3.5 inches |
3.5 inches |
Resolution
|
1136 x 640 |
960 x 640 |
960 x 640 |
Pixels per inch
|
326 ppi |
326 ppi |
326 ppi |
GSM EDGE
|
Yes |
Yes |
Yes |
HSPA
|
Yes |
Yes |
Yes |
HSPA+ / DC-HSDPA
|
Yes |
No |
No |
LTE (4G)
|
Yes |
No |
No |
Wi-Fi 802.11n 2.4GHz
|
Yes |
Yes |
Yes |
Wi-Fi 802.11n 5GHz
|
Yes |
No |
No |
Bluetooth
|
4.0 |
4.0 |
2.1 + EDR |
GPS
|
GPS + GLONASS |
GPS + GLONASS |
GPS |
SIM Card
|
Nano-SIM |
 Micro-SIM |
Micro-SIM |
Siri
|
Yes |
Yes |
No |
Camera
|
8 megapixels |
8 megapixels |
5 megapixels |
1080p video (30fps)
|
1080p video (30fps) |
720p video (30fps) | |
LED flash + video light
|
LED flash + video light |
LED flash + video light | |
FaceTime
|
720p Wi-Fi & Data |
VGA Wi-Fi & Data |
VGA Wi-Fi only |
Connector
| 
Lightning
|
30 pin
| 30 pin |
Battery
|
8 hours 3G |
8 hours 3G |
7 hours 3G |
10 hours Wi-Fi
|
9 hours Wi-Fi |
10 hours Wi-Fi | |
8 hours 3G
|
6 hours 3G |
6 hours 3G | |
8 hours LTE
|
n/a |
n/a |