| Hardware and OS | Micromax Bolt A28 | |
| Operating System | Android v2.3 (Gingerbread) | |
| Processor | 1 GHz, Single Core Processor | |
| RAM | 256 MB | |
| Internal Memory | 512 MB | |
| Memory Card Slot | Yes, upto 32 GB | |
| Graphics | Mali-300 | |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Micromax Bolt A28 | other phones |
| Screen Size | 3.5 inches, 480 x 320 pixels | |
| Display Type | Color TFT screen (65K colors) | |
| Pixel Density | ~165 PPI | |
| Touch Screen | Yes | |
| Display aspect ratio | 3:2 | |
| Connectivity | Micromax Bolt A28 | other phones |
| 3G Network | No | |
| Bluetooth | Yes, v2.1 | |
| EDGE | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS Support | |
| USB | Yes, microUSB | |
| USB Features | USB Tethering | |
| Wifi | Yes, with wifi-hotspot | |
| Camera | Micromax Bolt A28 | other phones |
| Main camera | 0.3 MP | |
| Video Recording | 320 x 480 px | |
| Selfie camera | 0.3 MP | |
| Multimedia | Micromax Bolt A28 | other phones |
| Headphone jack | Yes | |
| Email | Yes | |
| FM Radio | Yes, with FM Recording | |
| Music | MP3, MIDI, WAV | |
| Video | MP4, 3GP, 3GP | |
| Java | Yes, via 3rd party | |
| Supports | MMS, Calendar | |
| Design | Micromax Bolt A28 | other phones |
| Case type | Classic (Candybar) | |
| Dimensions | 116.9 x 62.5 x 12.5 mm | |
| Weight | 89 g | |
| Battery | Micromax Bolt A28 | other phones |
| Battery capacity | 1500 mAh, Li-ion Battery | |
| Type | Removable Battery | |
| StandBy Time | 10 days | |
| Talk Time | 4 hours | |
