| Manufacturer | |
| Asus | Xiaomi | 
| Announced | |
| January 2014 | August 2014 | 
| Status | |
| Available - June 2014 | Available - November 2014 | 
| Colors | |
| Black, White, Red, Gold | Black/White | 
| Form Factor | |
| 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) | 154 x 78.7 x 9.5 mm (6.06 x 3.1 x 0.37 in) | 
| Weight | |
| 196 g (6.91 oz) | 199 g (7.02 oz) | 
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 | 
| 3G Network | |
| HSDPA 850 / 900 / 1900 / 2100 | TD-SCDMA 1900 / 2000 | 
| 4G Network | |
| - | TD-LTE 1900 / 2300 / 2600 | 
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | 
| OS | |
| Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) | Android OS, v4.2 (Jelly Bean) | 
| Processor | |
| Dual-core 2 GHz, Intel Atom Z2580 [Similar] | Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400 [Similar] | 
| GPU | |
| PowerVR SGX544MP2 [Similar] | Adreno 305 [Similar] | 
| RAM | |
| 1/2 GB [Browse Similar] | 2 GB [Browse Similar] | 
| Internal Memory | |
| 8/16/32 GB | 8 GB | 
| External Memory | |
| microSD, up to 64 GB | microSD, up to 64 GB | 
| Type | |
| IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | IPS LCD capacitive touchscreen | 
| Colors | |
| 16M colors | 16M colors | 
| Size | |
| 6.0 inches [Similar] | 5.5 inches [Similar] | 
| Resolution | |
| 720 x 1280 pixels (245 ppi) [Similar] | 720 x 1280 pixels (267 ppi) [Similar] | 
| Screen-to-Body Ratio | 70.40% | 68.82% | 
| Multi-Touch | |
|  |  | 
| Rear Camera | |
| 13 MP, 4128 x 3096 pixels [Similar] | 13 MP, 4128 x 3096 pixels [Similar] | 
| Flash | |
| LED flash | LED flash | 
| Features | |
| Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR | 
| Video | |
| Yes | 1080p@30fps | 
| Front Camera | |
| Yes, 2 MP [Similar] | 5 MP [Similar] | 
| 3.5mm Jack | |
|  |  | 
| Radio | |
| No | FM radio | 
| Games | |
| Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker | |
|  |  | 
| GPRS | |
| Yes | Yes | 
| Edge | |
| Yes | Yes | 
| 3G | |
| HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps | TD-SCDMA; LTE | 
| Bluetooth | |
| Yes, v4.0 with A2DP, EDR | v4.0, A2DP, LE | 
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot | 
| USB | |
| Yes, microUSB v2.0 | microUSB v2.0, USB On-the-go | 
| GPS | |
| Yes, with A-GPS support | Yes, with A-GPS, GLONASS | 
| Browser | |
| HTML | HTML5 | 
| Internal | |
| 8/16/32 GB, 1/2 GB RAM | 8 GB, 2 GB RAM | 
| Expandable Storage | |
| microSD, up to 64 GB | microSD, up to 64 GB | 
| USB OTG | |
| - | Supported | 
| Fingerprint | |
|  |  | 
| Proximity Sensor | |
|  |  | 
| Accelerometer Sensor | |
|  |  | 
| NFC | |
|  |  | 
| Type | |
| Non-removable Li-Po Battery | Li-Po Battery | 
| Capacity | |
| 3300 mAh | 3200 mAh | 
| Stand by | |
| Up to 398 h (3G) | Up to 775 h (3G) | 
| Talk Time | |
| Up to 28 h (3G) | Up to 38 h (2G) Up to 14 h (3G) |