Iphone 4: a quick look on its features and Its Rivals

After a long wait of almost 1 year(!!!!) Iphone4 has finally launched in India.Like previous IPhone,IPhone 4 continued to be sheerer in terms of innovation,simplicity and design.lets have a close look at its feature

• Apple A4 chip:
  Apple's IPhone4 marks the biggest platform change since IPhone inception in 2007- It now features apple's A4 processor which are remarkably power full but energy efficient at the same time.
  
• Durability:
  Its body have been reenginnered for durability,the display panel features aluminosilicate glass which are chemically 20 times stiffer and 30 times harder then glass
  
• Retina Display:
  IPhone 4 posses 960*640 backlit LCD display which  implies it has a pixel density of 326 px/inch.
  This makes IPhone to have highest screen resolution screen till date.Its pixels are so close that human eye cant differentiate it.Apple call this as retina screen
  
• Gyro Accelerometer hybrid:
  It features 3-axis gyroscope.together with accelerometer it can give you unmatched gaming experience,better motion sensor control and better fun!!!

other features:

• Dual mic
  
• 5MP camera
  
• stainless steel band
  

Here is head to head compassion's between iphone4 and iPhone 3gs:

iPhone 4

iPhone 3GS

Price (on contract)	$199 16GB, $299 32GB	$99 8GB
Processor	Apple A4	600MHz, Cortex-A8 architecture
Screen resolution	3.5-inch IPS 960 x 640 (LCD)	3.5-inch 480 x 320
Primary camera	5 MP with AF+flash	3MP with AF
Secondary camera	VGA	No
Video recording	720p at 30fps	VGA at 30fps
Cellular	Quadband GSM, pentaband HSPA	Quadband GSM, triband HSPA
WiFi	Yes,802.11b/g/n	Yes,802.11b/g
accelerometer:	yes with compass, gyroscope	yes with compass
Video calling	Yes	No
SIM standard	Micro SIM	SIM
Battery life 2g/3g/wifi	Up to 14/7/10 hours	12/5/9hours
Weight	137 grams / 4.8 oz.	135 grams / 4.76 oz.
Dimensions	115.2 x 58.6 x 9.3mm	115.5 x 62.1 x 12.3mm

(reference Internet)

Apple iPhone rival's (replacement):despite the fact that iPhone is  "Oh so cool" ,There are smart phones which has the capability of challenging iphone head to head

1. Motorola Atrix:
   

   

   Motorola Atrix

   Motorola’s upcoming flagship, the Atrix has a 4-inch display with 540 x 960 pixel resolution and a fingerprint reader.Powered by dual core 2.1ghz tegra processor,1gb ram,16gb internal memory,1080p video recording  and android 2.3,with laptop type docking transformation and 4G! , it can totally spoil iPhone's  party
2. HTC desire HD:Its feature includes 1ghz Qualcomm Snapdragon processor,768MB ram,8Mp camera.With  a huge 4.2 inch display,dual LED flash 720 p

   

   HTC Desire HD

   
    recording and also with lighter price tag,its a tempting buy compared to iphone                                      
   
3. Samsung galaxy sII:
   samsung galaxy Sii posses the best display on any mobile device.Its features includes dual core 1.2 ghz processor,8MP camera,2MP secondary camera,Super AMOLED Plus capacitive screen,Full 1080 HD recording@30fps.It also includes NFC and wi-fi direct connectivity.together with these it endows 8.5mm profile and it can seriously compete with iphone 

Samsung Galaxy SII