| Global Score | |
| 68.6 | 59.4 |
| Basic Information | |
| Nokia | |
| Windows RT 8.1 | Android 11 |
| 2013-10-22 | 2022-05-22 |
| 10.51 x 6.61 x 0.35 inches | 9.39 x 6.20 x 0.29 inches |
| 21.69 ounces | 15.17 ounces |
| Black, Blue, Red and White | Gray, Green and Silver |
| $ 159.00 | -- |
| Display / Screen | |
| 10.1 inches | 10.1 inches |
| 1920 x 1080 pixels (Full HD) | 1920 x 1200 pixels |
| IPS LCD | -- |
| 218 pixels per inch | 224 pixels per inch |
| 665 cd/m2 brightness | -- |
| Capacitive, Multi-touch | No touch screen |
| 8.4 | 6.9 |
| Performance | |
| Qualcomm Snapdragon 800 MSM8974 chipset | Unisoc SC9863A (28 nm) chipset |
| Krait 400 (Quad-Core 2200 MHz) processor | Octa-Core 1600 MHz processor |
| 2 GB (800 MHz) RAM | 4 GB RAM |
| Adreno 330 (450 MHz) GPU | IMG8322 GPU |
| 9.18 | 8.82 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC (up to 32 GB) external memory slot | No SD card slot |
| 7.12 | 7.7 |
| Camera | |
| 6.70 MP + 2.00 MP | 13.00 MP + 5.00 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 | 1920 x 1080 (Full HD) video resolution |
| 8.25 | 6.93 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE (4G), HSPA+ (4G) and HSDPA |
| Micro SIM | Nano SIM |
| 7 | 5.8 |
| Battery Life | |
| 8000mAh Battery | 6580mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 600 hours standby time | -- |
| 8.96 | 8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Accelerometer, Compass and Gyroscope | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Nokia Lumia 2520 has a score of 68.6, which is better than the Blackview Tab 12's 59.4 global score. Although Nokia Lumia 2520 is better than Blackview Tab 12, it must be told that it is also a way older, way heavier and somewhat thicker tablet device. Nokia Lumia 2520 has Windows RT 8.1 OS, while Blackview Tab 12 has Android 11 OS.
The Lumia 2520 features a little better hardware performance than Blackview Tab 12, because although it has 2 GB less RAM and 4 less CPU cores (but faster), it also counts with a graphics processing unit. Lumia 2520 has a much more vibrant display than Blackview Tab 12, although it has a little lower resolution of 1080 x 1920 and a little bit worse display density, they both have a same size screen.
The Lumia 2520 captures better videos and photos than Blackview Tab 12, although it has a lot lower resolution back facing camera and a worse 1920x1080 video resolution. The Blackview Tab 12 features a bit more storage capacity for applications and games than Nokia Lumia 2520, because although it has no SD memory card expansion slot, it also counts with 32 GB more internal memory.
The Lumia 2520 has longer battery duration than Blackview Tab 12, because it has an 8000mAh battery capacity.
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