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| Price Comparison (India) | - | - | |
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| Manufacturer | Asus | Oppo | Xiaomi | 
| Announced | January 2014 | March 2014 | February 2016 | 
| Status | Available - June 2014 | Available - May 2014 | Available - March 2016 | 
| Price | - | - | Rs. 22,999 ($338.22) [Similarly Priced] | 
| Colors | Black, White, Red, Gold | White, Black | Black, White, Gold, Rose colors | 
| Form Factor | Candybar | Candybar | Candybar | 
| Dimension | 166.9 x 84.3 x 5.5-9.9 mm (6.57 x 3.32 x 0.22-0.39 in) | 152.6 x 75 x 9.2 mm (6.01 x 2.95 x 0.36 in) | 144.55 x 69.2 x 7.25 mm (5.69 x 2.72 x 0.29 in) | 
| Weight | 196 g (6.91 oz) | 173 g (6.1 oz) | 129 g (4.55 oz) | 
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | 
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA | HSDPA | 
| 4G Network | - | LTE | LTE | 
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | 
| Build Features | - | - | - 3D Curved Glass Body | 
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| OS | Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) | Android OS | Android OS, v6.0 (Marshmallow) | 
| Processor | Dual-core 2 GHz, Intel Atom Z2580 | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 | Dual-core 1.8 GHz Kryo & dual-core 1.6 GHz Kryo - 32 GB Dual-core 2.15 GHz Kryo & dual-core 1.6 GHz Kryo - 64 GB, Qualcomm MSM8996 Snapdragon 820 | 
| GPU | PowerVR SGX544MP2 | Adreno 330 | Adreno 530 | 
| RAM | 1/2 GB | 3 GB | 3 GB | 
| Internal Memory | 8/16/32 GB | 32 GB | 32/64 GB | 
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | No | 
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| Type | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Curved Glass | 
| Colors | 16M colors | 16M colors | 16M colors | 
| Size | 6.0 inches | 5.5 inches | 5.15 inches | 
| Resolution | 720 x 1280 pixels (245 ppi) | 2560 x 1440 pixels (534 ppi) | 1080 x 1920 pixels (428 ppi) | 
| Screen-to-Body Ratio | 70.40% | 72.87% | 73.01% | 
| Multi-Touch |  |  |  | 
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| 3.5mm Jack |  |  |  | 
| Radio | No | No | FM radio | 
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker |  |  |  | 
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| Rear Camera | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels | 16 MP, 5312 x 2988 pixels | 
| Flash | LED flash | Dual-LED flash | Dual-LED (Dual Tone) | 
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Autofocus, Sony IMX298 Sensor, 4-axis OIS, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR | 
| Video | Yes | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps | 2160p@30fps, 1080p@60fps, 720p@120fps, HDR | 
| Front Camera | Yes, 2 MP [Similar] | Yes, 5 MP [Similar] | 4 MP, 1080p, 2µm pixel [Similar] | 
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| GPRS | Yes | Yes | Yes | 
| Edge | Yes | Yes | Yes | 
| 3G | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps | HSPA+, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | 
| Bluetooth | Yes, v4.0 with A2DP, EDR | Yes, v4.0 with A2DP | v4.1, A2DP | 
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | 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 Direct, DLNA, hotspot | 
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Type-C 1.0 Reversible Connector, Qualcomm Quick Charge 3.0 | 
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support, GLONASS, Beidou | 
| Browser | HTML | HTML5 | HTML5 | 
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| Internal | 8/16/32 GB, 1/2 GB RAM | 32 GB, 3 GB RAM | 32/64 GB, 3 GB RAM | 
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | No | 
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| Fingerprint |  |  |  | 
| Proximity Sensor |  |  |  | 
| Accelerometer Sensor |  |  |  | 
| NFC |  |  |  | 
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| Type | Non-removable Li-Po Battery | Non-removable Li-Ion Battery | Non-removable Li-Ion battery | 
| Capacity | 3300 mAh | 3000 mAh | 3000 mAh | 
| Stand by | Up to 398 h (3G) | - | - | 
| Talk Time | Up to 28 h (3G) | - | - |