| Hardware and OS Nokia Lumia 820 |
| Operating system: | Microsoft Windows Phone 8, upgradable to 8.1 |
| Processor: | Dual-core 1.5 GHz Krait |
| Chipset: | Qualcomm MSM8960 Snapdragon S4 Plus |
| GPU: | Adreno 225 |
| Internal memory: | 8 GB, 1 GB RAM |
| External memory: | microSD, up to 64 GB (dedicated slot) |
| Display Nokia Lumia 820 |
| Type: | AMOLED |
| Size: | 4.3" inc |
| Resolution: | 480 x 800 px |
| Touchscreen: | capacitive touchscreen |
| Screen-to-Body Ratio: | 62.1% |
| Display area: | 52.6 cm2 |
| Display aspect ratio: | 5:3 (height:width) |
| Pixel Density: | 217 PPI |
| Colors: | 16M |
| Other: | Nokia ClearBlack display |
| Connectivity Nokia Lumia 820 |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 |
| 3G Network: | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network: | LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) |
| Wi-Fi: | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct |
| Network: | GSM / HSPA / LTE |
| SIM card: | Micro-SIM |
| Bluetooth: | 4.0, A2DP, EDR, LE/ aptX after WP8 Denim update |
| Edge: | Class 12 |
| GPRS: | Class 12 |
| GPS: | Yes, with A-GPS, GLONASS |
| NFC: | Yes |
| Speed: | HSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps |
| USB: | microUSB 2.0 |
| Camera Nokia Lumia 820 |
| Main camera: | 8 MP,
Single |
| Specs: | 8 MP, AF |
| Features: | Carl Zeiss optics, dual-LED flash |
| Video: | 1080p@30fps |
| Selfie camera: | 0.3 MP,
Single |
| Specs: | VGA |
| Multimedia Nokia Lumia 820 |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Nokia Lumia 820 |
| Colors: | Black, Gray, Red, Yellow, White, Blue, Violet |
| Dimensions: | 123.8 x 68.5 x 9.9 mm |
| Weight: | 160 g |
| Battery Nokia Lumia 820 |
| Battery capacity: | 1650 mAh, Removable Li-Ion |
| Battery life: | Stand by time- Up to 330 h (2G) / Up to 330 h (3G)
Talking time- Up to 14 h (2G) / Up to 8 h (3G)
Music play - Up to 55 h |
| Other Nokia Lumia 820 |
| SAR: | SAR - 1.37 W/kg (head), 0.71 W/kg (body),
SAR EU - 0.79 W/kg (head) |
| Release date: | 2012, September |
| Sensors: | Accelerometer, gyro, proximity, compass |
