Compare phones
| Global Score | |
| 91.8 | 76.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 10, 9.0 Pie |
| 2021-01-29 | 2019-04-26 |
| 5.97 x 2.80 x 0.31 inches | 6.47 x 3.02 x 0.31 inches |
| 6.03 ounces | 6.46 ounces |
| Gray, Phantom pink, Violet and White | Black, Blue, Pink and White |
| Aluminum and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 299.00 |
| Display / Screen | |
| 6.2 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 424 pixels per inch | 393 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 675 SM6150 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 612 GPU |
| 9.63 | 9.18 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 12.00 MP + 10.00 MP | 32.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.36 inches (1/2.8") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 10.78 | 3.52 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy S21 has a general score of 91.8, which is better than Galaxy A70's 76.9 score. The Galaxy S21 body has the same thickness than Galaxy A70, but it's just a little lighter. Both phones we compare here come with Android operating system, but the Galaxy S21 has the newer 11 version while Galaxy A70 has Android 10 version.
Galaxy S21 has a more vivid display than Samsung Galaxy A70, because although it has a quite smaller display, and they both have the same exact resolution of 1080 x 2400px, the Galaxy S21 also counts with a just a little better pixel density. Galaxy S21 has a little bit better hardware performance than Samsung Galaxy A70, and although they both have the same number of cores, the Galaxy S21 also has a greater amount of RAM memory.
Galaxy A70 has a much bigger storage capacity for games and applications than Samsung Galaxy S21, and although they both have exactly the same internal memory, the Galaxy A70 also has a SD memory slot that holds up to 512 GB. The Galaxy S21 takes much clearer pictures and videos than Samsung Galaxy A70, because although it has a smaller aperture which is not so good for taking photos and/or video in low-light situations, it also counts with a lot higher video resolution and a lot larger back-facing camera sensor providing a way higher image quality.
The Samsung Galaxy A70 features just a bit longer battery performance than Galaxy S21, because it has a 13% bigger battery size.
Galaxy S21 costs a lot more money than Galaxy A70, but you can get a better phone for that extra money.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.