| Hardware and OS | HTC Desire 820G dual sim | |
| Operating system | Android 4.4.2 (KitKat); Sense UI 6 | |
| Processor | Octa-core 1.7 GHz Cortex-A7 | |
| Chipset | Mediatek MT6592 (28 nm) | |
| Internal memory | 16GB 1GB RAM | |
| External memory | microSDHC (dedicated slot) | |
| GPU | Mali-450MP4 | |
| Display | HTC Desire 820G dual sim | other phones |
| Size | 5.5 inches, 83.4 cm2 | |
| Resolution | 720 x 1280 pixels, 16:9 ratio | |
| Type | IPS LCD capacitive touchscreen, 16M colors | |
| Main Camera | HTC Desire 820G dual sim | other phones |
| Camera | 13 MP, f/2.2, 28mm (wide), AF | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | HTC Desire 820G dual sim | other phones |
| Camera | 8 MP, f/2.3 | |
| Video | 1080p@30fps | |
| Connectivity | HTC Desire 820G dual sim | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 2100 | |
| Bluetooth | 4.0, A2DP | |
| GPS | Yes, with A-GPS | |
| Speed | HSPA | |
| Technology | GSM / HSPA | |
| USB | microUSB 2.0 | |
| WLAN | Wi-Fi 802.11 b/g/n, hotspot | |
| Multimedia | HTC Desire 820G dual sim | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes, with stereo speakers | |
| Radio | FM radio | |
| Battery | HTC Desire 820G dual sim | other phones |
| Capacity | Non-removable Li-Po 2600 mAh battery | |
| Stand-by | Up to 600 h (2G) / Up to 560 h (3G) | |
| Talk time | Up to 32 h (2G) / Up to 12 h (3G) | |
| Design | HTC Desire 820G dual sim | other phones |
| Colors | Marble White, Dovetail gray | |
| Dimensions | 157.7 x 78.7 x 7.7 mm (6.21 x 3.10 x 0.30 in) | |
| Weight | 154.5 g (5.47 oz) | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Features | HTC Desire 820G dual sim | other phones |
| Sensors | Accelerometer, proximity, compass | |
