Compare phones
| Global Score | |
| 76.9 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie | Android 11 |
| 2019-04-26 | 2021-01-29 |
| 6.47 x 3.02 x 0.31 inches | 6.50 x 2.98 x 0.35 inches |
| 6.46 ounces | 8.04 ounces |
| Black, Blue, Pink and White | Phantom black and Silver |
| Plastic | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 299.00 | $ 966.00 |
| Display / Screen | |
| 6.7 inches | 6.8 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 393 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 675 SM6150 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 612 GPU | Adreno 660 GPU |
| 9.18 | 9.72 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 32.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | 24.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 3.52 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 4500mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 Ultra has a score of 98.1, which is a lot better than the Galaxy A70's 76.9 overall score. Both devices in this comparison include Android operating system, but Samsung Galaxy S21 Ultra has a more recent 11 version and Galaxy A70 has Android 10 version. Although Samsung Galaxy S21 Ultra is newer than Galaxy A70, it is heavier and somewhat thicker.
Samsung Galaxy S21 Ultra features a much sharper screen than Galaxy A70, because it has a bit bigger screen, a greater screen density and a better 1440 x 3200px resolution. The Samsung Galaxy A70 counts with a much bigger memory capacity to install games and applications than Galaxy S21 Ultra, and although they both have the same 128 GB internal storage, the Samsung Galaxy A70 also has a SD memory slot that admits a maximum of 512 GB.
Galaxy S21 Ultra counts with a bit faster CPU than Galaxy A70, and although they both have the same number of cores, the Galaxy S21 Ultra also has a larger amount of RAM. Samsung Galaxy S21 Ultra features just a bit better battery lifetime than Samsung Galaxy A70, because it has an 11% larger battery capacity.
The Galaxy S21 Ultra features a way better camera than Samsung Galaxy A70, because although it has a tinier aperture which is not so good for capturing pictures and/or video in low light environments, it also counts with a much larger sensor providing a way better image quality and a lot higher video resolution.
The Samsung Galaxy S21 Ultra costs a lot more than Galaxy A70, but it's still a great deal, because you can get a better phone for that extra money.
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