Phone Comparison - Samsung Galaxy Tab T-Mobile T849 vs OPPO Joy vs Google Nexus 9
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| Manufacturer | Samsung | Oppo | HTC |
| Announced | November 2010 | April 2014 | October 2014 |
| Status | Available - November 2010 | Available - April 2014 | Available - October 2014 |
| Colors | Black | White, Black | Indigo Black, Lunar White, Sand |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
190.1 x 120.5 x 12 mm (7.48 x 4.74 x 0.47 in) |
124 x 63 x 9.9 mm (4.88 x 2.48 x 0.39 in) |
228.25 x 153.68 x 7.95 mm (8.99 x 6.05 x 0.31 in) |
| Weight | 380 g (13.4 oz) | 125 g (4.41 oz) | 425 g / 436 g (14.99 oz / 15.38 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 2100 HSDPA 1700 / 2100 |
HSDPA 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | - | - | LTE 800 / 1800 / 2600 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - | Dual front-facing speakers with HTC BoomSound |
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| OS | Android OS, v2.2 (Froyo) | Android OS, v4.2.2 (Jelly Bean) | Android OS, v5.0 (Lollipop) |
| Processor | 1 GHz Cortex-A8, Hummingbird | Dual-core 1.3 GHz | Quad-core 2.2 GHz Cortex-A15, Nvidia Tegra K1 |
| GPU | PowerVR SGX540 | - | ULP GeForce Kepler (192 cores) |
| RAM | 640 MB | 512 MB | 2 GB |
| Internal Memory | 16 GB storage | 4 GB ROM | 16/32 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | No |
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| Type | TFT capacitive touchscreen | TFT Capacitive Touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 7.0 inches | 4.0 inches | 8.9 inches |
| Resolution | 600 x 1024 pixels (170 ppi) | 480 x 800 pixels (233 ppi) | 2048 x 1536 pixels (288 ppi) |
| Screen-to-Body Ratio | 59.88% | 58.42% | 69.76% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 3 MP, 2048 x 1536 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Geo-tagging, Face Detection, Panorama | Auto focus, Geo-tagging, Touch Focus, Face Detection, OIS |
| Video | Yes, 720x480@30fps | Yes, 720p | Yes, 1080p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, VGA [Similar] | Yes, 1.6 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v2.0 A2DP, EDR | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | HTML, Adobe Flash | HTML | HTML5 |
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| Internal | 16 GB storage, 640 MB RAM | 4 GB ROM, 512 MB RAM | 16/32 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 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 | Non-removable Li-Po Battery | Li-Ion Battery | Non-removable Li-Po battery |
| Capacity | 4000 mAh | 1700 mAh | 6700 mAh |
| Stand by | - | - | Up to 720 h |
| Talk Time | Up to 12 h | - | Up to 9 h 30 min |
