| Hardware and OS | Lenovo A66 | |
| Operating system | Android 2.3 | |
| Processor | MediaTek MT6575, 1000 MHz | |
| RAM | 256 Mb | |
| Internal Storage | 512 Mb | |
| Memory Card Slot | yes | |
| GPU | PowerVR SGX544 | |
| Display | Lenovo A66 | other phones |
| Type | colored IPS, sensor | |
| Size | 3.5" | |
| Resolution | 480x320 | |
| Pixel Density | 165 | |
| Touchscreen | multitouch, capacitive | |
| Automatic display rotation | yes | |
| Connectivity | Lenovo A66 | other phones |
| Standard | GSM 900/1800/1900, 3G | |
| Interfaces | Wi-Fi 802.11g, Bluetooth 2.0, USB | |
| Multi SIM mode | alternate | |
| SIM-card amount | 2 | |
| Camera | Lenovo A66 | other phones |
| Main camera | 2 MP | |
| Video Recording | yes | |
| Multimedia | Lenovo A66 | other phones |
| Audio | MP3, FM-radio | |
| Design | Lenovo A66 | other phones |
| Case material | plastic | |
| Case type | classic | |
| Height | 116 mm | |
| Width | 61 mm | |
| Thickness | 14.1 mm | |
| Weight | 120 grams | |
| Battery | Lenovo A66 | other phones |
| Capacity | 1500 mA?h | |
| Connector type for charging | micro-USB | |
| Other | Lenovo A66 | other phones |
| Sensors | approaching sensor | |
