Apple IPhone 4
General Information
- SAR:
- 1.17 W/kg (head) 1.11 W/kg (body)
- SAR EU:
- 0.93 W/kg (head) 0.74 W/kg (body)
Network/Bearer
- 2G bands:
- GSM 850 / 900 / 1800 / 1900
- 3G bands:
- HSDPA 850 / 900 / 1900 / 2100
- Speed:
- HSPA 7.2/5.76 Mbps
Launch
- Announced:
- 2010, June. Released 2010, June
Physical Specifications
- Dimensions:
- 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)
- Build:
- Front/back glass & stainless steel frame
- SIM:
- Micro-SIM, Scratch-resistant glass back panel
Display
- Type:
- IPS LCD capacitive touchscreen, 16M colors
- Size:
- 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
- Resolution:
- 640 x 960 pixels, 3:2 ratio (~330 ppi density)
- Protection:
- Corning Gorilla Glass, oleophobic coating
Platform
- OS:
- iOS 4, upgradable to iOS 7.1.2
- Chipset:
- Apple A4 (45 nm)
Memory
- Internal:
- 8GB 512MB RAM, 16GB 512MB RAM, 32GB 512MB RAM
Selfie Camera
- Single:
- VGA, videocalling over Wi-Fi only
Sound
- 3.5mm jack:
- Yes, Active noise cancellation with dedicated mic
Connectivity
- WLAN:
- Wi-Fi 802.11 b/g/n, hotspot
Features
- Sensors:
- Accelerometer, gyro, proximity, compass
- Messaging:
- iMessage, SMS(threaded view), MMS, Email, Push Email
Battery
- Browser:
- HTML5 (Safari), Non-removable Li-Po 1420 mAh battery
- Stand-by:
- Up to 300 h (2G) / Up to 300 h (3G)
- Talk time:
- Up to 14 h (2G) / Up to 7 h (3G)
Tests
- Display:
- Contrast ratio: 1242:1 (nominal) / 2.016:1 (sunlight)
- Loudspeaker:
- Voice 65dB / Noise 60dB / Ring 66dB
- Audio quality:
- Noise -90.1dB / Crosstalk -89.6dB