The Nokia 5.1 Plus features a 5.86-inch HD+ display with a screen resolution of 1520 x 720 pixels and a 19:9 aspect ratio. It will be the second phone with a notched display from HMD Global after Nokia X6. The phone runs on Android 8.1 Oreo upgradable to Android P and it features fingerprint sensor at the back panel.
| Type | HD+, IPS LCD capacitive touchscreen, 16M colors |
| Resolution | 720 x 1520 pixels |
| Screen Size | 5.86 inches, 19:9 aspect ratio, notch at the top |
| Processor | Octa Core 2 GHz, Quad 2GHz Cortex A73 + Quad 2GHz Cortex A53, Mali-G72 MP3 GPU |
| Operating System | Android 8.1, Oreo OS, upgradable to Android P |
| RAM | 4 GB |
| Internal Memory | 64 GB |
| Expandable | 256 GB, MicroSD card |
| Rear Camera | 13MP + 5MP, Dual Camera: 13MP rear camera with LED Flash, f/2.0 aperture, PDAF, secondary 5-megapixel rear camera |
| Front Camera | 8 MP, f/2.2 aperture, 80.4-degree wide-angle lens |
| Image Stablizer | No |
| Flash | Yes, LED flash |
| Video Recording | Yes |
| Design | Bar |
| Size | 149.51 x 71.98 x 8.096 mm |
| Weight | 160 grams |
| Capacity | 3060 mAh |
| Type | Non Removable |
| Radio | Yes |
| Media Player | Yes, MP4/H.264 player |
| Video Player | Yes, MP3/WAV/eAAC+/FLAC player |
| Network | 2G, 2G- GSM 850 / 900 / 1800 / 1900, 3G- HSDPA 850 / 900 / 1900 / 2100, 4G- LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500) |
| GSM/CDMA | GSM |
| Bluetooth | 4.2 |
| WiFi | Yes, WiFi 802.11ac, Wi-Fi Direct, hotspot |
| Internet | EDGE |
| GPS | With A-GPS |
| USB | Type-C |
| HDMI | No |
| Headphone Connector | 3.5 mm |
| SIM | Dual |
| NFC | No |
| DLNA | No |
| Sensors | |
| Built in Applications | Yes |
| Warrenty | 1 Year |
| Dustproof | No |
| Shockproof | No |
| Water Resistant | No |
| Keypad | Touchscreen, Multi-touch Capacitive |
| Water Proof | No |