| Hardware and OS | Lava Iris N400 | |
| Operating System | Android v4.0.1 (ICS) | |
| Processor | 1 GHz, Single Core Processor | |
| RAM | 512 MB | |
| Internal Memory | 127 MB | |
| Memory Card Slot | Yes, upto 32 GB | |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Lava Iris N400 | other phones |
| Screen Size | 4 inches, 400 x 800 pixels | |
| Display Type | Color TFT screen (16M colors) | |
| Pixel Density | ~224 PPI | |
| Touch Screen | Yes | |
| Display aspect ratio | 18:9 | |
| Connectivity | Lava Iris N400 | other phones |
| 3G Network | Yes | |
| Bluetooth | Yes | |
| EDGE | Yes | |
| GPRS | Yes | |
| GPS | Yes | |
| USB | Yes | |
| Wifi | Yes, with wifi-hotspot | |
| Camera | Lava Iris N400 | other phones |
| Main camera | 5 MP | |
| Flash | Yes | |
| Selfie camera | 0.3 MP | |
| Multimedia | Lava Iris N400 | other phones |
| Headphone jack | Yes | |
| Email | Yes | |
| FM Radio | Yes | |
| Music | MP3 | |
| Video | 3GP, MP4 | |
| Browser | Yes, supports WAP | |
| Java | Yes, via 3rd party | |
| Supports | Calendar, YouTube Player | |
| Design | Lava Iris N400 | other phones |
| Case type | Classic (Candybar) | |
| Dimensions | 125 x 63 x 10.19 mm | |
| Battery | Lava Iris N400 | other phones |
| Battery capacity | 1500 mAh | |
| Type | Removable Battery | |
