iPad information and comparisons
| User Rating: | |
| Picture: |  |
| Dimensions: | 1st generation: 9.56 in (243 mm) (h), 7.47 in (190 mm) (w), 0.50 in (13 mm) (d), 2nd generation: 9.50 in (241 mm) (h), 7.31 in (186 mm) (w), 0.34 in (8.6 mm) (d), 3rd & 4th generation: 9.50 in (241 mm) (h), 7.31 in (186 mm) (w |
| Display: | 1st & 2nd generation: 1024 × 768 px 132 PPI 4:3 aspect ratio, 9.7 in (250 mm) diagonal, XGA, LED-backlit IPS LCD, 3rd & 4th generation: 2048×1536 px 264 PPI, Mini, 1,024x768 px 163 PPI, 7.9 in (200 mm) diagonal |
| Weight: | Wi-Fi model: 1.5 lb (680 g), Wi-Fi + 3G model: 1.6 lb (730 g), 2nd generation: 1.325 lb (601 g), 3rd generation Wi-Fi model: 1.44 lb (650 g), 3rd generation Wi-Fi + 4G model: 1.46 lb (660 g), 4th generation Wi-Fi model: 1.44 lb (650 g), 4 |
| Operating system: | 1st generation: iOS 5.1.1, 2nd & 3rd & 4th generation: iOS 6.1.3 |
| Input: | Multi-touch screen, headset controls, proximity and ambient light sensors, 3-axis accelerometer, digital compass, 2nd generation adds: 3-axis gyro |
| Manufacturer: | Apple Inc. (depending on tablet) |
| Camera: | 1st generation: None, 2nd generation: VGA Front-facing and 720p rear-facing, 3rd generation: VGA Front-facing and 5 million pixels rear-facing, 4th generation and mini: 720p Front-facing and 5 million pixels rear-facing |
| Type: | Tablet computer |
| Connectivity: | Wi-Fi, 802.11 a/b/g/n, 1st & 2nd Generation, Bluetooth 2.1 + EDR, GSM models also include, UMTS / HSDPA, 850, 1,900, 2,100 MHz, GSM / EDGE, 850, 900, 1,800, 1,900 MHz, CDMA model also includes, CDMA/EV-DO Rev. A, 800, 1,900 MHz, 3rd Generation, Bluet |
| Release date: | 1st generation: April 3, 2010 (Wi-Fi), April 30, 2010 (Wi-Fi + 3G), May 28, 2010 (International), 2nd generation: March 11, 2011 (United States), March 25, 2011 (International), 3rd generation: March 16, 2012, 4th generation and Mini: Nov |
| Power: | Built-in rechargeable Li-Po battery, 25 W·h (90 kJ), 10hr life |
| CPU: | 1st generation: 1 GHz ARM Cortex-A8, 2nd generation: 1 GHz dual-core ARM Cortex-A9, 3rd generation: 1 GHz dual-core ARM Cortex-A9, 4th generation: 1.4 GHz dual-core Apple Swift, Mini: 1 GHz dual-core ARM Cortex-A9 |
| Developer: | Apple Inc. |
| Memory: | 1st generation: 256 MB DDR RAM, 2nd generation: 512 MB DDR2 RAM, 3rd & 4th generation: 1024 MB DDR2 RAM, Mini: 512 MB DDR2 RAM |
| Storage capacity: | 16, 32, 64, or 128 GB flash memory |
| Online services: | iTunes Store, App Store, iCloud, iBookstore |
| Website: | apple.com/ipad |
| Introduction (from Wikipedia): | The iPad is a line of tablet computers designed and marketed by Apple Inc., which runs Apple's iOS operating system. |
| Graphics: | 1st generation, PowerVR SGX535, 2nd generation, Dual-core PowerVR SGX543MP2, 3rd generation, Quad-core PowerVR SGX543MP4, 4th generation, Quad-core PowerVR SGX554MP4, Mini, Dual-core PowerVR SGX543MP2 |
| Related articles: | iPhone, iPod Touch (Comparison) |
| Units sold: | 100 million (as of October 2012) |
| System-on-chip used: | 1st generation: Apple A4, 2nd generation: Apple A5, 3rd generation: Apple A5X, 4th generation: Apple A6X, Mini: Apple A5 |