| Local Name | Lumia 550 |
| Technology | GSM / HSPA / LTE |
| 4G Bands | 1, 3, 7, 8, 20 |
| 3G Bands | HSDPA 850 / 900 / 2100 |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Announced | 2015, October. Released 2015, December |
| Status | Discontinued |
| Dimensions | 136.1 x 67.8 x 9.9 mm (5.36 x 2.67 x 0.39 in) |
| Weight | 141.9 (5.01 oz) |
| SIM | Nano-SIM |
| Display Type | Li-Ion 2100 mAh, removable |
| Screen Size | 4.7 inches, 59.7 cm2 (~64.7% screen-to-body ratio) |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~315 ppi density) |
| OS | Microsoft Windows 10 |
| Chipset | Qualcomm MSM8909 Snapdragon 210 (28 nm) |
| CPU | Quad-core 1.1 GHz Cortex-A7 |
| GPU | Adreno 304 |
| Card Slot | microSDXC (dedicated slot) |
| Internal Memory | 8GB 1GB RAM | eMMC 4.5 |
| Camera Features | LED flash |
| Video | 480p |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | 4.1, A2DP |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0 |
| Sensors | Accelerometer, proximity |
| Stand By | Up to 672 h (2G) / Up to 672 h (3G) |
| Talk Time | Up to 16 h (2G) / Up to 14 h (3G) |
| Music Play | Up to 60 h |
| Colors | Black, White |
