Compare phones
| Global Score | |
| 77.7 | 81.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 13 |
| 2020-06-19 | -- |
| 6.44 x 2.96 x 0.35 inches | 6.43 x 3.07 x 0.35 inches |
| 6.77 ounces | -- |
| Black, Blue, Red and White | -- |
| -- | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 1600 x 720 pixels | 3080 x 1440 pixels |
| TFT | Dynamic AMOLED |
| 270 pixels per inch | 500 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 8 Gen 2 (4 nm) chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 740 GPU |
| 9.09 | 6.21 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 200.00 MP + 40.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 69.00mm focal length |
| 0.5 inches (1/2") sensor | 0.77 inches (1/1.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | -- |
| 10.78 | 12.43 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy S23 Ultra is just a bit better than Samsung Galaxy A21s, having a score of 81.5 against 77.7. Both of these phones include Android OS (operating system), but the Galaxy S23 Ultra has the newer 13 version and Samsung Galaxy A21s has Android 10 version, providing a lot of extra features and a performance increase.
The Samsung Galaxy S23 Ultra has a brighter display than Galaxy A21s, because it has a little larger display, a much better pixel number per inch in the screen and a lot better resolution of 1440 x 3080 pixels. The Galaxy A21s counts with an extremely better processing unit than Samsung Galaxy S23 Ultra, although it has a smaller amount of RAM memory, they both have 8 processing cores.
Samsung Galaxy S23 Ultra shoots much clearer photographs and videos than Samsung Galaxy A21s, because it has a camera in the back with much more mega pixels, a larger camera aperture for better low light photography and a way larger sensor capturing way better quality photos. The Galaxy S23 Ultra features a little bit better memory capacity to store more games and applications than Galaxy A21s, because although it has no external memory card slot, it also counts with 128 GB internal storage.
Galaxy S23 Ultra's battery performance is very similar to the battery duration in Galaxy A21s.
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