All about iPhone 4
Key features
- Quad-band GSM and quad-band 3G support with 7.2 Mbps HSDPA and 5.76 Mbps HSUPA
- 3.5" 16M-color LED-backlit TFT capacitive touchscreen of 640 x 960 px resolution
- Scratch-resistant glass front and rear, with fingerprint-resistant coating
- 1GHz Apple A4 SoC; 512MB of RAM
- 5 MP autofocus camera with LED flash and touch focus
- 720p video recording at 30fps
- Wi-Fi 802.11b/g/n
- GPS with A-GPS connectivity; digital compass
- 16/32GB storage options
- Accelerometer, proximity sensor and three-axis gyro sensor
- Active noise cancellation with a dedicated secondary microphone
- Standard 3.5 mm audio jack, stereo Bluetooth v2.1
- Excellent audio output quality
- Slim waistline at only 9.3mm
- Secondary front-facing camera
- Some degree of multitasking
- Rich AppStore
Main disadvantages
- Hardware design is prone to reception issues
- MicroSIM card support only
- No Flash support in the web browser
- No true multitasking for all applications
- FaceTime video calls work only over Wi-Fi
- No file transfer over Bluetooth or USB Mass Storage mode
- No hardware shutter key for the camera
- No FM radio
- No stereo speakers
- No microSD card slot
- No smart dialing
- Too dependent on iTunes for loading multimedia content
- Poor loudspeaker performance
