Phone Comparison - Asus Google Nexus 7 vs Amazon Kindle Fire HDX 8.9 vs Samsung Galaxy Tab Pro 8.4
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| Manufacturer | Asus | Amazon | Samsung |
| Announced | June 2012 | September 2013 | January 2014 |
| Status | Available - July 2012 | Available - November 2013 | Coming soon |
| Colors | Black | Black | White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
198.5 x 120 x 10.5 mm (7.81 x 4.72 x 0.41 in) |
231 x 158 x 7.8 mm (9.09 x 6.22 x 0.31 in) |
219 x 128.5 x 7.2 mm (8.62 x 5.06 x 0.28 in) |
| Weight | 340 g (11.99 oz) | 374 g/ 384 g (13.19 oz/ 13.55 oz) | 336 g (11.85 oz) |
| 2G Network | N/A | GSM 850 / 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 |
| 3G Network | N/A | HSDPA | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | LTE | LTE |
| Messaging | , Push Mail, EMail, IM | , Push Mail, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1 (Jelly Bean), upgradable to v4.1.2 | Android OS, v4.x (Jelly Bean - customized) | Android OS, v4.4 (KitKat) |
| Processor | Quad-core 1.3 GHz Cortex-A9, Nvidia Tegra 3 | Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 | Quad-core 2.3 GHz Krait 400, Qualcomm Snapdragon 800 |
| GPU | ULP GeForce | Adreno 330 | Adreno 330 |
| RAM | 1 GB | 2 GB | 2 GB |
| Internal Memory | 32 GB storage | 16/32/64 GB | 16/32 GB |
| External Memory | No | No | microSD, up to 64 GB |
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| Type | LED-backlit IPS LCD capacitive touchscreen | IPS LCD capacitive touchscreen | Super clear LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 7.0 inches | 8.9 inches | 8.4 inches |
| Resolution | 800 x 1280 pixels (216 ppi) | 2560 x 1600 pixels (339 ppi) | 2560 x 1600 pixels (359 ppi) |
| Screen-to-Body Ratio | 59.45% | 63.00% | 72.86% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | No | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 1.2 MP | 8 MP, 3264 x 2448 pixels | 8 MP, 3264x2448 pixels |
| Flash | No | LED flash | LED flash |
| Features | Video-calling | Auto focus, Geo-tagging, Touch Focus, Image Stabilization | Auto focus, Geo-tagging, Face And Smile Detection |
| Video | Yes, 720p | Yes | Yes, 1080p@60fps |
| Front Camera | No [Similar] | Yes, 720p [Similar] | Yes, 2 MP, 1080p@30fps [Similar] |
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| GPRS | No | Yes | Yes |
| Edge | No | Yes | Yes |
| 3G | N/A | HSPA+, LTE | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes | Yes | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 a/b/g/n, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0, USB Host |
| GPS | Yes | Yes, with A-GPS support (4G model) | Yes, with A-GPS support and GLONASS |
| Browser | HTML, HTML5 | HTML5 (Amazon Silk) | HTML5 |
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| Internal | 32 GB storage, 1GB RAM | 16/32/64 GB, 2 GB RAM | 16/32 GB, 2 GB RAM |
| Expandable Storage | No | No | microSD, up to 64 GB |
| USB OTG | - | - | Supported |
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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-Ion | Non-removable Li-Ion battery | Non-removable Li-Ion Battery |
| Capacity | 4325 mAh | - | 4800 mAh |
| Stand by | 300 h | - | - |
| Talk Time | Up to 10 h | Up to 12 h | - |
