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| Manufacturer | Asus | Asus | HTC | 
| Announced | December 2013 | January 2014 | June 2014 | 
| Status | Coming soon | Available - June 2014 | Available - June 2014 | 
| Colors | Titanium Black, Platinum White, Soft Pink | Black, White, Red, Blue, Gold | White, red, black | 
| Form Factor | Candybar | Candybar | Candybar | 
| Dimension | 129.3 x 65.6 x 8.7 mm (5.09 x 2.58 x 0.34 in) | 148.2 x 72.8 x 5.5-10.3 (5.83 x 2.87 x 0.22-0.41) | 146.4 x 70.7 x 9.9 mm (5.76 x 2.78 x 0.39 in) | 
| Weight | 105 g (3.7 oz) | 140 g (4.94 oz) | 145 g (5.11 oz) | 
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | 
| 3G Network | HSDPA | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | 
| 4G Network | - | - | LTE | 
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail | 
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| OS | Android OS, v4.3 (Jelly Bean) | Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) | Android OS, v4.4.2 (KitKat) | 
| Processor | Quad-core 1.4 GHz, Qualcomm Snapdragon MSM8226 | Dual-core 2.0 GHz / Dual-core 1.6 GHz, Intel Atom Z2580/Z2560 | Quad-core 2.5 GHz Krait 400, Qualcomm MSM8975AC Snapdragon 801 | 
| GPU | Adreno 305 | PowerVR SGX544MP2 | Adreno 330 | 
| RAM | 1 GB | 1/2 GB | 2 GB | 
| Internal Memory | 16 GB | 8/16 GB | 16 GB | 
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB | 
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| Type | Super IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | Super LCD3 capacitive touchscreen | 
| Colors | 16M colors | 16M colors | 16M colors | 
| Size | 4.3 inches | 5.0 inches | 5.0 inches | 
| Resolution | 540 x 960 pixels (256 ppi) | 720 x 1280 pixels (294 ppi) | 1080 x 1920 pixels (441 ppi) | 
| Screen-to-Body Ratio | 60.17% | 63.76% | 66.46% | 
| Multi-Touch |  |  |  | 
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| 3.5mm Jack |  |  |  | 
| Radio | - | FM Radio | - | 
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker |  |  |  | 
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| Rear Camera | 8 MP, 3264 x 2448 pixels | 8 MP, 3264 x 2448 pixels | 13 MP, 4128 x 3096 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 | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | 
| Video | Yes | Yes | Yes, 1080p@30fps | 
| Front Camera | Yes, 2 MP [Similar] | Yes, 2 MP [Similar] | Yes, 5 MP, 1080p [Similar] | 
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| GPRS | Yes | Yes | Yes | 
| Edge | Yes | Yes | Yes | 
| 3G | HSDPA, HSUPA | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | 
| Bluetooth | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP, EDR | Yes, v4.0 with A2DP | 
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | 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 | 
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 | 
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | 
| Browser | HTML5 | HTML | HTML5 | 
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| Internal | 16 GB, 1 GB RAM | 8/16 GB, 1/2 GB RAM | 16 GB, 2 GB RAM | 
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB | 
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| Fingerprint |  |  |  | 
| Proximity Sensor |  |  |  | 
| Accelerometer Sensor |  |  |  | 
| NFC |  |  |  | 
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| Type | Non-removable Li-Po Battery | Non-removable Li-Po Battery | Non-removable Li-Po Battery | 
| Capacity | 1500 mAh | 2110 mAh | 2600 mAh | 
| Stand by | - | Up to 353 h (3G) | Up to 504 h (3G) | 
| Talk Time | - | Up to 18 h 30 min (3G) | Up to 26 h 40 min (3G) |