Phone Comparison - Samsung Galaxy Tab 3 8.0 vs Oppo R1 R829T vs Xiaomi Redmi 1S
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| Manufacturer | Samsung | Oppo | Xiaomi |
| Announced | June 2013 | December 2013 | May 2014 |
| Status | Available - July 2013 | Available - December 2013 | Available - May 2014 |
| Colors | White | White, Black | Black, Chinese Red, Metallic Gray/ blue, green, yellow panels |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
209.8 x 123.8 x 7.4 mm (8.26 x 4.87 x 0.29 in) |
142.7 x 70.4 x 7.1 mm (5.62 x 2.77 x 0.28 in) |
137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) |
| Weight | 314 g (11.08 oz) | 140 g (4.94 oz) | 158 g (5.57 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | TD-SCDMA 1880-1920/ 2010-2025 | HSDPA 1900 / 2100 |
| 4G Network | LTE 800 / 850 / 900 / 1800 / 2100 / 2600 | - | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.2.1 (Jelly Bean) | Android OS, v4.3 (Jelly Bean) |
| Processor | Dual-core 1.5 GHz, Exynos 4212 | Quad-core 1.3 GHz, MediaTek MT6582 | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8228 Snapdragon |
| GPU | Mali-400MP | Mali-400MP2 | Adreno 305 |
| RAM | 1.5 GB | 1 GB | 1 GB |
| Internal Memory | 8/16 GB | 16 GB | 8 GB |
| External Memory | microSD, up to 64 GB | No | microSD, up to 32 GB |
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| Type | Capacitive touchscreen | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2 |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 8.0 inches | 5.0 inches | 4.7 inches |
| Resolution | 800 x 1280 pixels (189 ppi) | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (312 ppi) |
| Screen-to-Body Ratio | 71.21% | 68.47% | 64.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 8 MP, 3264x2448 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Auto focus, 1.4 µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 720p@30fps | Yes, 1080p | 1080p@30fps |
| Front Camera | Yes, 1.3 MP [Similar] | Yes, 5 MP [Similar] | 1.3 MP, 720p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL | HSPA+ | HSDPA, HSUPA |
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 (MHL), USB Host | Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8/16 GB, 1.5 GB RAM | 16 GB, 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 64 GB | No | microSD, up to 32 GB |
| USB OTG | Supported | - | 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 | Non-removable Li-Ion Battery | Li-Ion Battery | Li-Po Battery |
| Capacity | 4450 mAh | 2410 mAh | 2000 mAh |
| Stand by | - | - | - |
| Talk Time | Up to 11 h | - | - |
