Compare phones
| Global Score | |
| 79.8 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11 |
| 2019-09-20 | 2021-01-29 |
| 6.24 x 2.94 x 0.30 inches | 6.50 x 2.98 x 0.35 inches |
| 5.86 ounces | 8.04 ounces |
| Prism crush black, Prism crush green, Prism crush violet and Prism crush white | Phantom black and Silver |
| -- | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 1560 x 720 pixels | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 268 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.8 |
| Performance | |
| Samsung Exynos 7 Octa 7885 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G71 MP2 GPU | Adreno 660 GPU |
| 8.91 | 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 | |
| 25.00 MP + 16.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.68 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 Ultra is much better than Galaxy A30s, having a global score of 98.1 against 79.8. Both of these devices have the same Android 11 OS (Operating System). Although the Galaxy S21 Ultra is newer than Galaxy A30s, it's heavier and somewhat thicker. Galaxy S21 Ultra features a much better screen than Galaxy A30s, because it has a little bit bigger screen, a much better resolution of 1440 x 3200 and much more pixels per inch in the screen.
The Galaxy A30s has a very superior storage capacity to install applications and games than Galaxy S21 Ultra, and although they both have the same internal memory, the Galaxy A30s also has a slot for an external memory card that supports a maximum of 512 GB. Samsung Galaxy S21 Ultra features a little bit better performance than Galaxy A30s, and although they both have a Octa-Core CPU, the Samsung Galaxy S21 Ultra also has 8 GB more RAM memory.
Galaxy S21 Ultra counts with a lot better camera than Galaxy A30s, because although it has a tinier aperture which is not favorable for shooting photos or video in poorly lited environments, it also counts with a back facing camera with lot more megapixels and a much better 7680x4320 video resolution.
Galaxy S21 Ultra has greater battery life than Samsung Galaxy A30s, because it has a 25% bigger battery capacity.
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