Compare phones
| Global Score | |
| 98.1 | 77.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 13 |
| 2021-01-29 | -- |
| 6.50 x 2.98 x 0.35 inches | 5.75 x 2.78 x 0.30 inches |
| 8.04 ounces | -- |
| Phantom black and Silver | -- |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.1 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 422 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 7.6 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 8 Gen 2 (4 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 740 GPU |
| 9.72 | 6.21 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 23.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.64 inches (1/1.56") sensor |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 10.12 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3900mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 5.84 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| 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 | -- |
Comparison review
The Galaxy S21 Ultra has a general score of 98.1, which is way better than Samsung Galaxy S23's 77.9 general score. These phones work with Android OS, but Galaxy S21 Ultra has the previous 11 version while Samsung Galaxy S23 has Android 13. The Galaxy S21 Ultra features a way better processing power than Galaxy S23, and although they both have 8 processing cores, the Galaxy S21 Ultra also has more RAM.
The Samsung Galaxy S21 Ultra has a way better display than Galaxy S23, because it has a bit larger screen, a higher 1440 x 3200 resolution and a little greater amount of pixels per inch in the screen. Galaxy S21 Ultra has a greater camera than Samsung Galaxy S23, and although they both have a same size aperture, the Galaxy S21 Ultra also has a bigger back camera sensor which offers a higher image and video quality and a back-facing camera with much more mega pixels.
Samsung Galaxy S23's memory to install applications and games or saving photos and videos is just as good as Samsung Galaxy S21 Ultra's one, they have equal internal memory. Galaxy S21 Ultra features better battery lifetime than Galaxy S23, because it has 5000mAh of battery capacity against 3900mAh.
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