| Hardware and OS | Karbonn A7 | |
| Operating System | Android v2.3.6 (Gingerbread) | |
| Processor | 800 MHz, Single Core Processor | |
| Internal Memory | 512 MB | |
| Memory Card Slot | Yes, upto 32 GB | |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Karbonn A7 | other phones |
| Screen Size | 2.8 inches, 320 x 480 pixels | |
| Display Type | Color TFT screen | |
| Pixel Density | ~206 PPI | |
| Touch Screen | Yes, with Multitouch | |
| Display aspect ratio | 3:2 | |
| Connectivity | Karbonn A7 | other phones |
| 3G Network | Yes 7.2 Mbps Download | |
| Bluetooth | Yes | |
| EDGE | Yes | |
| GPRS | Yes | |
| USB | Yes v2.0 | |
| Wifi | Yes, with wifi-hotspot | |
| Multimedia | Karbonn A7 | other phones |
| Email | Yes | |
| FM Radio | Yes | |
| Music | MP3, MIDI, WAV, AMR, AAC, AAC | |
| Video | MP4, 3GP, AVI, H.263, H.264 | |
| Browser | Yes, supports WAP | |
| Java | Yes | |
| Supports | MMS, Instant Messaging, Voice Recording | |
| Design | Karbonn A7 | other phones |
| Case type | Classic (Candybar) | |
| Battery | Karbonn A7 | other phones |
| Battery capacity | 1420 mAh | |
| Type | Removable Battery | |
| StandBy Time | 100 hours | |
| Talk Time | 4 hours | |
