iPhone 4S

Height: 115.2 mm (4.5 inches)

Width: 58.6 mm (2.31 inches)

Depth: 9.3 mm (0.37 inches)

Weight: 140 grams (4.9 ounces)

Touchscreen: 3.5in

Pixel density: 326 pixels per inch

Display: 960 x 640 pixels

Services: 3G phone; music player; video player; internet browser; email

Camera: 8MP still camera and HD video camera on back. Second camera on front.

Siri: Voice controlled virtual personal assistant allows conversation with iPhone to direct it to answer questions, send texts and carry out other functions.

Built in Apps: FaceTime video calls; video editing; Safari internet browser; email; Google maps; YouTube; iTunes; App store; Newsstand; Reminders personal organiser; calendar; contacts; game centre; find my phone; calculator; weather; notes.

Processor: Dual core fast A5 chip, the same as in the iPad 2

Internal Memory: 16GB; 32GB; or 64GB

Other Memory: Purchases stored in Apple’s iCloud servers.

Battery: Standby time: Up to 200 hours; Internet use: Up to 6 hours on 3G/ up to 9 hours on Wi-Fi; Video playback: Up to 10 hours; Audio playback: Up to 40 hours.

Operating System: Apple iOS 5.

30 pin connector: To power sources and docking stations on speakers, radios and other devices.

Prices: 16GB - £499; 32GB - £599; 64GB - £699



iPhone 5

Height: 123.8 mm (4.87 inches)

Width: 58.6 mm (2.31 inches)

Depth: 7.6 mm (0.30 inches)

Weight: 112 grams (3.95 ounces)

Touchscreen: 4in

Pixel density: 326 per inch

Display: 1136x640 pixels

Services: 3G and superfast mobile 4G phone; music player; video player; internet browser; email.

Camera: Smaller, higher spec, faster shutter speed, panorama function

Siri: Upgraded to allow spoken recommendations for films or restaurants. Possible to update Facebook status by voice command

Built in Apps: FaceTime video calls; video editing; Safari internet browser; email; Google maps replaced with Apple alternative including spoken directions; no YouTube as standard.

Processor: A6 chip said to be twice as quick as A5.

Internal Memory: 16GB; 32GB; or 64GB

Other Memory: Purchases stored in Apple’s iCloud servers

Battery: Standby up to 225 hours; Internet use up to 8 hours on 3G/4G; video playback up to 10 hours; audio playback up to 40 hours.

Operating System: Apple iOS 6

8 pin ‘lightning’ connector: to power sources and docking stations on speakers, radios and other devices. New adaptor will allow connections to existing 30 pin docking stations.

Prices: 16GB - $199; 32GB - $299; 64GB - $399

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