Compare phones
| Global Score | |
| 34 | 76.1 |
| Basic Information | |
| Nokia | Samsung |
| -- | Android 10 |
| 2008-06-27 | 2020-06-29 |
| 3.64 x 1.83 x 0.66 inches | 6.61 x 3.02 x 0.32 inches |
| 4.37 ounces | 6.81 ounces |
| -- | Black |
| -- | Plastic and Plastic |
| $ 185.00 | $ 194.00 |
| Display / Screen | |
| 2.2 inches | 6.5 inches |
| 240 x 320 pixels (QVGA) | 1600 x 720 pixels |
| TFT | IPS LCD |
| 182 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 6.4 | 7.3 |
| Performance | |
| -- | Mediatek Helio P35 chipset |
| processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| -- | 3 GB RAM |
| GPU | PowerVR GE8320 GPU |
| 5.76 | 9.27 |
| Storage | |
| 25,6 MB internal memory | 32 GB internal memory |
| microSD, microSDHC external memory slot | microSDXC (up to 512 GB) external memory slot |
| 0.3 | 9.84 |
| Camera | |
| 2.00 MP | 16.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 640 x 480 (15 fps) (VGA) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 5.17 | 9.35 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| EDGE and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 0.3 | 6.7 |
| Battery Life | |
| 870mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 300 hours standby time 6 hours talk time | -- |
| 2.4 | 5.92 |
| Other Features | |
| Bluetooth 2.1, EDR | Bluetooth 5.0 |
| -- | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| -- | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A21 is a lot better than the Nokia 7510 Supernova, having a global score of 76.1 against 34. Even though Galaxy A21 is much heavier than Nokia 7510 Supernova, it's way thinner and incredibly newer. The Galaxy A21 features a better display than Nokia 7510 Supernova, because it has a way bigger display, a better number of pixels per inch in the screen and a way higher 720 x 1600 resolution.
The Galaxy A21 features a much greater hardware performance than Nokia 7510 Supernova, because it has 8 more cores. Samsung Galaxy A21 takes greater pictures and videos than Nokia 7510 Supernova, because it has a lot better (Full HD) video definition and a back facing camera with a lot better 16 megapixels resolution.
Samsung Galaxy A21 has a much greater memory to install applications and games or saving photos and videos than Nokia 7510 Supernova, because it has 32 GB internal memory. Galaxy A21 has a way better battery lifetime than Nokia 7510 Supernova, because it has a 360% larger battery capacity.
Samsung Galaxy A21 costs a bit more than the Nokia 7510 Supernova, but you can get a much better phone for that extra money.
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