| Manufacturer | |
| OnePlus | Xiaomi | 
| Announced | |
| April 2014 | January 2016 | 
| Status | |
| Available - June 2014 | Available - January 2016 | 
| Price | |
| - | Rs. 9,999 ($147.04) [Similarly Priced] | 
| Colors | |
| Silk White, Sandstone Black | Silver, Gray, Gold | 
| Form Factor | |
| Candybar | Candybar | 
| Dimension | |
| 
                        152.9 x 75.9 x 8.9 mm  (6.02 x 2.99 x 0.35 in)  | 
                            
        150 x 76 x 8.7 mm  (5.91 x 2.99 x 0.34 in)  | 
                        
| Weight | |
| 162 g (5.71 oz) | 164 g (5.78 oz) | 
| SIM Type | |
| - | Dual SIM Hybrid (Micro SIM + Nano SIM, or Micro SIM + microSD Card) | 
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 TD-SCDMA  | 
                        
| 3G Network | |
| HSDPA 850 / 900 / 1700 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | 
| 4G Network | |
| LTE 700 / 1700 / 2600 /2300/2100/1800 | LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | 
| Messaging | |
| SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM | 
| Build Features | |
| - | - Fingerprint sensor - Infrared Sensor - Metal Body - Scratch Resistant Glass  | 
                            
| Notification LED | |
| - | Yes | 
| OS | |
| Android OS, v4.4.2 (KitKat) | Android OS, v5.1 (Lollipop) with MIUI7 | 
| User Interface | |
| - | MIUI 8.0 | 
| Processor | |
| Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 [Similar] | Quad-core 1.2 GHz Cortex-A53 & Dual-core 1.8 GHz Cortex-A72, Qualcomm MSM8956 Snapdragon 650 [Similar] | 
| GPU | |
| Adreno 330 [Similar] | Adreno 510 [Similar] | 
| RAM | |
| 3 GB [Browse Similar] | 2/3 GB [Browse Similar] | 
| Internal Memory | |
| 16/64 GB | 16/32 GB | 
| External Memory | |
| No | microSD, up to 128 GB (uses SIM 2 slot) | 
| Rear Camera | |
| 13 MP, 4128 x 3096 pixels [Similar] | 16 MP [Similar] | 
| Flash | |
| dual-LED flash | Dual-LED (Dual Tone) | 
| Features | |
| Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Phase Detection Auto-focus, f/2.0, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama | 
| Video | |
| Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR | 1080p@30fps | 
| Front Camera | |
| Yes, 5 MP, 1080p@30fps [Similar] | 5 MP, f/2.0, 1080p [Similar] | 
| 3.5mm Jack | |
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| Radio | |
| No | Stereo FM Radio with Recording | 
| Games | |
| Yes + Downloadable | Yes + Downloadable | 
| Loud Speaker | |
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| GPRS | |
| Yes | Yes | 
| Edge | |
| Yes | Yes | 
| 3G | |
| HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | HSPA, LTE | 
| Bluetooth | |
| Yes, v4.1 with A2DP | v4.1, A2DP, LE | 
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | 
| USB | |
| Yes, microUSB v2.0, USB On-the-go, USB Host | microUSB v2.0, USB On-The-Go | 
| GPS | |
| Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, BDS | 
| Browser | |
| HTML5 | HTML5 | 
| Internal | |
| 16/64 GB, 3 GB RAM | 16/32 GB, 2/3 GB RAM | 
| Expandable Storage | |
| No | microSD, up to 128 GB (uses SIM 2 slot) | 
| USB OTG | |
| Supported | Supported | 
| 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-Po Battery | Non-removable Li-Po Battery | 
| Capacity | |
| 3100 mAh | 4050 mAh | 
| Stand by | |
| - | - | 
| Talk Time | |
| - | - |