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| key specs | ||||
| Display | 5.50-inch | 5.50-inch | 5.50-inch | 5.50-inch |
| Processor | MediaTek Helio X10 | MediaTek MT6753 | MediaTek MT6753 | Qualcomm Snapdragon 810 |
| Front Camera | 4-Ultrapixel | Unspecified | 5-megapixel | 5-megapixel |
| Rear Camera | 13-megapixel | 13-megapixel | 13-megapixel | 13-megapixel |
| RAM | 3GB | 2GB | 2GB | 4GB |
| Storage | 32GB | 16GB | 16GB | 64GB |
| Battery Capacity | 2800mAh | 2800mAh | 2800mAh | 3300mAh |
| OS | Android | Android 5.1.1 | Android 5.1.1 | OxygenOS 2.0 |
| Resolution | 1080x1920 pixels | 1080x1920 pixels | 720x1280 pixels | 1080x1920 pixels |
| general | ||||
| Brand | HTC | HTC | HTC | OnePlus |
| Model | Desire 830 | Desire 828 Dual SIM | Desire 728 Dual SIM | 2 |
| Release date | May 1, 2016 | November 1, 2015 | September 1, 2015 | July 1, 2015 |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 157.50 x 78.90 x 7.79 | 157.70 x 78.80 x 7.90 | 157.90 x 77.84 x 7.87 | 151.80 x 74.90 x 9.85 |
| Battery capacity (mAh) | 2800 | 2800 | 2800 | 3300 |
| Removable battery | No | No | No | No |
| Weight (g) | - | - | 153.00 | 175.00 |
| Colours | - | - | Black, White | Sandstone Black |
| display | ||||
| Screen size (inches) | 5.50 | 5.50 | 5.50 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x1920 pixels | 1080x1920 pixels | 720x1280 pixels | 1080x1920 pixels |
| hardware | ||||
| Processor | 1.5GHz octa-core | 1.5GHz octa-core | 1.3GHz octa-core | 1.8GHz octa-core |
| Processor make | MediaTek Helio X10 (MT6795) | MediaTek MT6753 | MediaTek MT6753 | Qualcomm Snapdragon 810 |
| RAM | 3GB | 2GB | 2GB | 4GB |
| Internal storage | 32GB | 16GB | 16GB | 64GB |
| Expandable storage | Yes | Yes | Yes | No |
| Expandable storage type | microSD | microSD | microSD | - |
| Expandable storage up to (GB) | 128 | 2000 | 200 | - |
| camera | ||||
| Rear camera | 13-megapixel | 13-megapixel | 13-megapixel | 13-megapixel |
| Rear flash | Yes | LED | Dual LED | Dual LED |
| Front camera | 4-Ultrapixel | Unspecified | 5-megapixel | 5-megapixel |
| software | ||||
| Operating system | Android | Android 5.1.1 | Android 5.1.1 | OxygenOS 2.0 |
| Skin | - | Sense | Sense UI | - |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | Yes |
| GPS | No | Yes | Yes | Yes |
| Bluetooth | Yes | Yes, v 4.10 | Yes, v 4.10 | Yes, v 4.10 |
| NFC | No | No | No | No |
| Infrared | No | No | No | No |
| USB OTG | No | No | No | Yes |
| Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
| FM | Yes | Yes | No | No |
| Number of SIMs | 1 | 2 | 2 | 2 |
| Wi-Fi Direct | No | No | No | No |
| Mobile High-Definition Link (MHL) | No | No | No | No |
| Wi-Fi standards supported | - | 802.11 b/g/n | 802.11 b/g/n | 802.11 a/b/g/n/ac |
| sim 1 | ||||
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | No | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| SIM Type | - | Nano-SIM | Nano-SIM | Nano-SIM |
| sensors | ||||
| Compass/ Magnetometer | No | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes | Yes |
| Gyroscope | No | Yes | Yes | Yes |
| Barometer | No | No | No | No |
| Temperature sensor | No | No | No | No |
| sim 2 | ||||
| SIM Type | - | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | - | GSM | GSM | GSM |
| 3G | - | Yes | Yes | Yes |
| 4G/ LTE | - | Yes | No | Yes |
| ratings | ||||
| Overall NDTV Rating | - | - | - | Read Review |
| Design Rating | - | - | - | |
| Display Rating | - | - | - | |
| Software Rating | - | - | - | |
| Performance Rating | - | - | - | |
| Battery Life Rating | - | - | - | |
| Camera Rating | - | - | - | |
| Value for Money Rating | - | - | - | |