1. Lab/Tutorial 1 NG KING TUNG 52244540 WAN CHUN YIN 52247184

3.  iPhone

4.  Apple A4 processor  thickness: 9.4mm (24% thinner than iPhone 3GS)  Glass front and back; stainless steel edging.  Retina Display, with 326 pixels per inch (960×640 pixels)  The contrast ratio is 800:1 – 4x that of 3GS  uses the same IPS tech as the iPad  iPhone OS4; renamed to iOS 4  3-axis gyroscope (great for gaming)

5.  5 megapixel camera with LED flash, 5x zoom, Tap to focus, and backside illuminated sensor for low light condition  HD video recording (720p at 30fps)  Front camera for video calling  32GB of flash storage  uadband HSPA – 7.2mbps downlink, 5.8mbps uplink  Battery: 7hrs 3G talktime, 6hrs 3G browsing, 10hrs WiFi browsing, 10hrs video, 40hrs music or 300 hrs standby  accelerometer, compass, proximity and light sensors 16GB $4988 32GB $5988

6. Battery TypeLithium Ion (Li-Ion) (1500 mAH) Talk time6 hours Standby time (max)428 hours Storage and Memory RAM512MB Internal storage16384MB Connectivity Network support Quad-band GSM: 850, 900, 1800, 1900 Tri-band HSPA: 900, 2100, 1700 HSPA type: HSDPA (7.2Mbps) HSUPA (5.76Mbps) WiFi802.11 b/g/n BluetoothBluetooth 2.1

7. Display Screen size4.0 inches Screen resolutionWVGA (800 x 480) Touch screen Camera Primary5.0 megapixels Features Flash Video Hardware CPU 1GHz Cortex A8 (Hummingbird) processor USBUSB 2.0 Audio / headphone jack3.5mm Android OS VersionAndroid 2.3 UIAndroid 16GB USD$529.99 HKD$4150

8.  SMARTONE-VODAFONE Monthly fee adminothercontractdataminsmodelProduct price average $398$12$3624monthNo limit390016GB$0$238 $398$12$3624monthNo limit390032GB$580$224

9.  3 HK Monthly fee adminothercontractdataminsmodelProduct price average $398$0$3624monthNo limit400016GB$0$226 $398$0$3624monthNo limit400032GB$580$212

10.  CSL Monthly fee adminothercontractdataminsmodelProduct price average $419$0$3624monthNo limit390016GB$0$229 $419$0$3624monthNo limit400032GB$588$216

11.  SMARTONE-VODAFONE Monthly fee adminothercontractdataminsProduct price average $298$12$018monthNo limit2000$4100$310

12.  3 HK Monthly fee adminothercontractdataminsProduct price average $238$12$024monthNo limit1800$4100$250

13.  CSL Monthly fee adminothercontractdataminsProduct price average $237$12$024monthNo limit3900$4100$249

14.  Price  The average monthly fee of the iphone 4 in the big three vendor is cheaper than other e.g. Nexus-S Monthly fee adminothercontractdataminsmodelProduct price average $419$0$3624monthNo limit400032GB$588$216

15.  Capabilities  Resolution Nexus-S: 480*800 Iphone 4: 640*960  Camera Nexus-S: 720*480 pixels Iphone 4: 1280*720 pixels

16.  Capabilities  Size Nexus-S: 4.8 * 2.4 * 0.42” Iphone 4: 4.5 * 2.3 * 0.37” (smaller)  Applications Nexus-S: Android market, 100000+ Iphone 4: Apps store, 300000+

17. http://www.hkcsl.com/ http://www.three.com.hk/ http://www.smartone-vodafone.com/ http://www.apple.com/hk/ http://www.google.com/phone/ http://www.bestbuy.com/site/Google+-+Nexus+S+Mobile+Phone+-+Black+(T- Mobile)/1484107.p?id=1218262482328&skuId=1484107&contract_desc=REPLACE&ref=141&loc=01