Compare phones
| Global Score | |
| 11.67 | 8.9 |
| Basic Information | |
| Samsung | |
| Android 11 | Android 11 |
| 2021-01-29 | 2021-06-21 |
| 6.50 x 2.98 x 0.35 inches | 6.24 x 2.89 x 0.33 inches |
| 8.04 ounces | 6.56 ounces |
| Phantom black and Silver | -- |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Glass |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 411 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 660 GPU |
| 9.72 | 9.63 |
| 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 | 64.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.75 | 12.43 |
| 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, Dual SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4500mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 4.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.1 |
| 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
Galaxy S21 Ultra is a lot better than realme GT 5G, with a general score of 11.67 against 8.9. Even being the best cellphone in this comparison, the Galaxy S21 Ultra body is heavier and a little bit thicker than the realme GT 5G. Both of these devices include the same Android 11 OS, so you shouldn't notice any difference regarding OS features.
The Samsung Galaxy S21 Ultra features just a bit better processing power than realme GT 5G, and although they both have 8 cores, the Samsung Galaxy S21 Ultra also has a greater amount of RAM. The Galaxy S21 Ultra counts with a sharper display than realme GT 5G, because it has a better pixels number per inch of display, a better 1440 x 3200 resolution and a bit bigger display.
The realme GT 5G features as much storage to install applications and games as the Samsung Galaxy S21 Ultra one, both of them have the same internal storage. The Samsung Galaxy S21 Ultra has a much better camera than realme GT 5G, and although they both have a F1.8 diafragm aperture, the Samsung Galaxy S21 Ultra also has a way bigger sensor capturing more light and vivid colors, a much higher 7680x4320 video quality and a camera in the back with lot more MP.
The Samsung Galaxy S21 Ultra has just a bit longer battery performance than realme GT 5G, because it has 5000mAh of battery capacity.