| Global Score | |
| 64.4 | 68.6 |
| Basic Information | |
| Nokia | |
| Android 13 | Windows RT 8.1 |
| 2023-08-20 | 2013-10-22 |
| 9.89 x 6.70 x 0.59 inches | 10.51 x 6.61 x 0.35 inches |
| 30.12 ounces | 21.69 ounces |
| -- | Black, Blue, Red and White |
| Plastic and Plastic | -- |
| -- | $ 159.00 |
| Display / Screen | |
| 10.1 inches | 10.1 inches |
| 1920 x 1200 pixels | 1920 x 1080 pixels (Full HD) |
| IPS LCD | IPS LCD |
| 224 pixels per inch | 218 pixels per inch |
| 360 cd/m2 brightness | 665 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 7.3 | 8.4 |
| Performance | |
| Unisoc Tiger T616 (12 nm) chipset | Qualcomm Snapdragon 800 MSM8974 chipset |
| Octa-Core 2000 MHz processor | Krait 400 (Quad-Core 2200 MHz) processor |
| 8 GB RAM | 2 GB (800 MHz) RAM |
| Mali-G57 MC1 GPU | Adreno 330 (450 MHz) GPU |
| 9.18 | 9.18 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSD, microSDHC (up to 32 GB) external memory slot |
| 15.42 | 7.12 |
| Camera | |
| 13.00 MP + 16.00 MP | 6.70 MP + 2.00 MP |
| -- | f/1.90 aperture |
| -- | 26.00mm focal length |
| -- | 0.29 inches (1/3.4") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.04 | 8.25 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| -- | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| -- | Micro SIM |
| 2.4 | 7 |
| Battery Life | |
| 13000mAh Battery | 8000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 600 hours standby time |
| 12 | 8.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| Accelerometer, Compass, Gyroscope and Light Sensor | Accelerometer, Compass and Gyroscope |
| FM Radio | -- |
The Lumia 2520 has an overall score of 68.6, which is a little bit better than the Blackview Oscal Spider 8's general score of 64.4. Lumia 2520 is an noticeably older tablet than the Blackview Oscal Spider 8, but Nokia managed to build it a lot lighter and a lot thinner anyway. Lumia 2520 counts with Windows RT 8.1 operating system, and Blackview Oscal Spider 8 comes with Android 13 operating system.
The Nokia Lumia 2520's CPU is very similar to the processor in Blackview Oscal Spider 8, because although the Nokia Lumia 2520 has lesser RAM and an inferior number of cores , it also counts with an additional graphics co-processor. The Lumia 2520 has a brighter screen than Blackview Oscal Spider 8, because although it has a just a bit worse screen density and a bit worse 1080 x 1920 pixels resolution, and they both have a display of the same size, the Lumia 2520 also counts with a really brighter display.
The Blackview Oscal Spider 8 counts with a much greater storage for applications and games than Lumia 2520, because it has an external memory slot that supports a maximum of 1 TB and more internal storage. The Blackview Oscal Spider 8 features a much better battery lifetime than Lumia 2520, because it has a 63 percent more battery capacity.
Lumia 2520 counts with a better camera than Blackview Oscal Spider 8, although it has a back facing camera with lot less mega-pixels.
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