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| Manufacturer | Asus | Xiaomi | Xiaomi | 
| Announced | January 2014 | January 2015 | April 2015 | 
| Status | Available - June 2014 | Available - January 2015 | Available - April 2015 | 
| Price | - | - | Rs. 8,999 ($132.34) [Similarly Priced] | 
| Colors | Black, White, Red, Gold | Black, White | Black, White, Blue, Yellow, Pink | 
| 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) | 155.1 x 77.6 x 7 mm (6.11 x 3.06 x 0.28 in) | 138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in) | 
| Weight | 196 g (6.91 oz) | 161 g (5.68 oz) | 130 g (4.59 oz) | 
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | 
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA | HSDPA 850 / 900 / 1900 / 2100 | 
| 4G Network | - | LTE - SIM 1 & SIM 2 | LTE | 
| Messaging | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | 
| Build Features | - | Corning Gorilla Glass 3 Back Panel | - | 
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| OS | Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) | Android OS, v4.4.x (KitKat) | Android OS, v5.0 (Lollipop) | 
| Processor | Dual-core 2 GHz, Intel Atom Z2580 | Quad-core 2.5 GHz Krait 400, Qualcomm Snapdragon 801 | Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 | 
| GPU | PowerVR SGX544MP2 | Adreno 330 | Adreno 405 | 
| RAM | 1/2 GB | 3 GB | 2 GB | 
| Internal Memory | 8/16/32 GB | 16/64 GB | 16/32 GB | 
| External Memory | microSD, up to 64 GB | - | No | 
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| Type | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | IPS LCD capacitive touchscreen | 
| Colors | 16M colors | 16M colors | 16M colors | 
| Size | 6.0 inches | 5.7 inches | 5.0 inches | 
| Resolution | 720 x 1280 pixels (245 ppi) | 1080 x 1920 pixels (386 ppi) | 1080 x 1920 pixels (441 ppi) | 
| Screen-to-Body Ratio | 70.40% | 74.60% | 71.57% | 
| Multi-Touch |  |  |  | 
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| 3.5mm Jack |  |  |  | 
| Radio | 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 | 13 MP, 4128 x 3096 pixels | 
| Flash | LED flash | dual-LED (dual tone) | LED flash | 
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama | Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR | 
| Video | Yes | 1080p@30fps | 1080p@30fps | 
| Front Camera | Yes, 2 MP [Similar] | 4 MP, 1080p, 1/3 [Similar] | 5 MP [Similar] | 
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| GPRS | Yes | Yes | Yes | 
| Edge | Yes | Yes | Yes | 
| 3G | HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps | HSPA, LTE Cat4 150/50 Mbps | HSPA, LTE | 
| Bluetooth | Yes, v4.0 with A2DP, EDR | v4.0, A2DP, LE | v4.0, 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, hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, hotspot | 
| USB | Yes, microUSB v2.0 | microUSB v2.0, USB Host | microUSB v2.0 | 
| GPS | Yes, with A-GPS support | Yes, with A-GPS, GLONASS, Beidou | Yes, with A-GPS, GLONASS | 
| Browser | HTML | HTML5 | HTML5 | 
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| Internal | 8/16/32 GB, 1/2 GB RAM | 16/64 GB, 3 GB RAM | 16/32 GB, 2 GB RAM | 
| Expandable Storage | microSD, up to 64 GB | - | No | 
| USB OTG | - | Supported | - | 
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| Fingerprint |  |  |  | 
| Proximity Sensor |  |  |  | 
| Accelerometer Sensor |  |  |  | 
| NFC |  |  |  | 
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| Type | Non-removable Li-Po Battery | Li-Ion Battery | Li-Po Battery | 
| Capacity | 3300 mAh | 3000 mAh | 3120 mAh | 
| Stand by | Up to 398 h (3G) | - | - | 
| Talk Time | Up to 28 h (3G) | - | - |