Lava ARC 21 mobile was launched in May 2011. The phone comes with a 1.80-inch display. Lava ARC 21 is powered by an one-core processor. It comes with 32MB of RAM. The Lava ARC 21 runs Proprietary and is powered by a 1200mAh removable battery.
The Lava ARC 21 runs NA is based on Proprietary, and supports storage expansion via microSD card (up to 8GB). The Lava ARC 21 is a dual-SIM (GSM and GSM) mobile that accepts Regular and Regular cards. The Lava ARC 21 measures 110.00 x 46.00 x 14.65mm (height x width x thickness) and weighs 81.40 grams. It was launched in Red + Black colour.
Connectivity options on the Lava ARC 21 include FM radio.
As of 4th November 2025, Lava ARC 21 price in India starts at Rs. 1,261.
| Brand | Lava |
| Model | ARC 21 |
| Price in India | ₹1,261 |
| Release date | May 2011 |
| Form factor | Bar |
| Dimensions (mm) | 110.00 x 46.00 x 14.65 |
| Weight (g) | 81.40 |
| Battery capacity (mAh) | 1200 |
| Removable battery | Yes |
| Colours | Red + Black |
| Screen size (inches) | 1.80 |
| Touchscreen | No |
| Processor | one-core |
| Processor make | |
| RAM | 32MB |
| Expandable storage | Yes |
| Expandable storage type | microSD |
| Expandable storage up to (GB) | 8 |
| Rear camera | No |
| Rear flash | No |
| Front camera | No |
| Operating system | Proprietary |
| Skin | NA |
| Wi-Fi | No |
| GPS | No |
| Bluetooth | No |
| NFC | No |
| Infrared | No |
| USB OTG | No |
| FM | Yes |
| Number of SIMs | 2 |
| Wi-Fi Direct | No |
| Mobile High-Definition Link (MHL) | No |
| SIM 1 | |
| SIM Type | Regular |
| GSM/CDMA | GSM |
| 3G | No |
| 4G/ LTE | No |
| Supports 4G in India (Band 40) | No |
| SIM 2 | |
| SIM Type | Regular |
| GSM/CDMA | GSM |
| 3G | No |
| 4G/ LTE | No |
| Supports 4G in India (Band 40) | No |
| Compass/ Magnetometer | No |
| Proximity sensor | No |
| Accelerometer | No |
| Ambient light sensor | No |
| Gyroscope | No |
| Barometer | No |
| Temperature sensor | No |
Lava ARC 21