| Hardware and OS | Micromax Bolt D320 | |
| Operating system | Android 4.4.2 (KitKat) | |
| Processor | Dual-core 1.2 GHz Cortex-A7 | |
| Chipset | Mediatek MT6572 (28 nm) | |
| GPU | Mali-400 | |
| Internal memory | 4 GB, 512 MB RAM | |
| External memory | microSD, up to 32 GB | |
| Display | Micromax Bolt D320 | other phones |
| Size | 4.5" inc | |
| Resolution | 480 x 854 px | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 62.2% | |
| Display area | 55.8 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 218 PPI | |
| Colors | 16M | |
| Connectivity | Micromax Bolt D320 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, hotspot | |
| Network | GSM / HSPA | |
| SIM card | Dual SIM | |
| Bluetooth | 4.0, A2DP | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | A-GPS only | |
| Speed | HSPA 21.1/5.76 Mbps | |
| USB | microUSB 2.0 | |
| Camera | Micromax Bolt D320 | other phones |
| Main camera | 3.15 MP, Single | |
| Specs | 3.15 MP | |
| Features | LED flash | |
| Video | Yes | |
| Selfie camera | 0.3 MP, Single | |
| Multimedia | Micromax Bolt D320 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | Micromax Bolt D320 | other phones |
| Colors | Black | |
| Dimensions | 135 x 66.5 x 10.2 mm | |
| Weight | 128 g | |
| Battery | Micromax Bolt D320 | other phones |
| Battery capacity | 1600 mAh, Removable Li-Ion | |
| Other | Micromax Bolt D320 | other phones |
| Release date | 2015, March | |
| Sensors | Accelerometer | |
