Microsoft Lumia 550 vs Nokia Lumia 820
| Type | Touch | Touch |
| Dimensions | 136.10 x 67.80 x 9.90 mm | 123.80 x 68.50 x 9.90 mm |
| Weight | 141.90 g | 160.00 g |
| Display size | 4.70" | 4.30" |
| Display | Color / TFT 16M colors 720 x 1280 px (4.70") 312 ppi | Color / AMOLED 16M colors 480 x 800 px (4.30") 217 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 960 min. (16.0 h) 3G: 840 min. (14.0 h) 4G: 1020 min. (17.0 h) | 2G: 840 min. (14.0 h) 3G: 480 min. (8.0 h) |
| Stand-by (max.) | 2G: 672 h. (28.0 days) | 2G: 330 h. (13.8 days) 3G: 330 h. (13.8 days) |
| Playback time (max.) | Audio: 60 h (2.5 days) Video: 7,1 h (0.3 days) | Audio: 55 h (2.3 days) Video: 5 h (0.2 days) |
| Internet browsing time (max.) | WiFi: 10 h (0.4 days) | nd |
| Standard battery | Li-Ion 2100 mAhBuy powerbank
| Li-Ion 1650 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 8 GB | 8 GB |
| RAM memory | 1 GB | 1 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 200 GBBuy memory card | microSD, microSDHC, microSDXC up to 64 GBBuy memory card |
| Operating system | MS Windows 10 Mobile | MS Windows Phone 8 |
| Processor | Qualcomm Snapdragon 210 MSM8909 | Qualcomm MSM8960 |
| Processor clock | 1100 MHz | 1500 MHz |
| GPU | Adreno 304 | Adreno 225 |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | SingleSIM(microSIM) |
| Announced | 4Q 2015 | |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 800 | FDD LTE: 2600, 2100, 1800, 900, 800 |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

