Phone Comparison - Apple iPad 2 Wi-Fi + 3G vs Samsung Galaxy Tab S 8.4 vs Apple iPad Air 2
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| Manufacturer | Apple | Samsung | Apple |
| Announced | March 2011 | June 2014 | October 2014 |
| Status | Available - March 2011 | Available - July 2014 | Available - October 2014 |
| Price | - | - | Rs. 30,150 ($443.38) [Similarly Priced] |
| Colors | Black, White | White, Black | Space Gray, Silver, Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
241.2 x 185.7 x 8.8 mm (9.5 x 7.31 x 0.35 in) |
212.8 x 125.6 x 6.6 mm (8.38 x 4.94 x 0.26 in) |
240 x 169.5 x 6.1 mm (9.45 x 6.67 x 0.24 in) |
| Weight | 607 g (21.41 oz) | 294 g (10.37 oz) | 437 g / 444 g (15.41 oz / 15.66 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | No | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | No | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE |
| Messaging | , Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | , Push Mail, EMail, IM |
| Build Features | - | Fingerprint sensor | - Fingerprint sensor (Touch ID) |
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| OS | iOS 4, upgradable to iOS 5 | Android OS, v4.4.2 (KitKat) | iOS 8.1 |
| Processor | Dual-core 1 GHz Cortex-A9, Apple A5 | Quad-core 1.9 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5420 | Dual-core 1.3 GHz Cyclone (ARM v8-based), Apple A8X |
| GPU | PowerVR SGX543MP2 | Mali-T628 MP6 | PowerVR G6430 (quad-core graphics) |
| RAM | 512 MB | 3 GB | 1 GB |
| Internal Memory | 16/32/64 GB storage | 32/64 GB | 16/64/128 GB |
| External Memory | No | microSD, up to 128 GB | No |
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| Type | LED-backlit IPS TFT, capacitive touchscreen | Super AMOLED capacitive touchscreen | LED-backlit IPS LCD, capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 9.7 inches | 8.4 inches | 9.7 inches |
| Resolution | 768 x 1024 pixels (132 ppi) | 1600 x 2560 pixels (359 ppi) | 1536 x 2048 pixels (264 ppi) |
| Screen-to-Body Ratio | 65.01% | 76.71% | 71.58% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | No |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 0.7 MP, 960 x 720 pixels | 8 MP, 3264 x 2448 pixels | 5 MP, 3264 x 2448 pixels |
| Flash | No | LED flash | No |
| Features | No | Auto focus, Geo-tagging | Auto focus, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face/smile Detection, HDR (photo/panorama) |
| Video | Yes, 720p@30fps | Yes, 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | Yes, 2.1 MP [Similar] | 1.2 MP, 720p@30fps, face detection, Face [Similar] |
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| GPRS | Yes | No | Yes |
| Edge | Yes | No | Yes |
| 3G | HSDPA; HSUPA | No | DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps, LTE, 150 Mbps; EV-DO Rev. A, up to 3.1 Mbps |
| Bluetooth | Yes, v2.1 with A2DP, EDR | Yes, v4.0 with A2DP, LE | v4.0, A2DP, EDR |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot |
| USB | Yes, v2.0 | Yes, microUSB v2.0 | v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML (Safari) | HTML5 | HTML5 (Safari) |
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| Internal | 16/32/64 GB storage, 512 MB RAM | 32/64 GB, 3 GB RAM | 16/64/128 GB, 1 GB RAM DDR3 |
| Expandable Storage | No | microSD, up to 128 GB | No |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Standard battery, Li-Po | Li-Ion Battery | Non-removable Li-Po Battery (32.4 Wh) |
| Capacity | 6930 mAh (25 Wh) | 4900 mAh | 8600 mAh |
| Stand by | Up to 720 h | - | - |
| Talk Time | Up to 10 h | - | Up to 10 h (multimedia) |
