Compare phones
| Global Score | |
| 98.1 | 77.8 |
| Basic Information | |
| Samsung | HTC |
| Android 11 | Android 13 |
| 2021-01-29 | 2023-05-18 |
| 6.50 x 2.98 x 0.35 inches | 6.56 x 3.04 x 0.35 inches |
| 8.04 ounces | 7.23 ounces |
| Phantom black and Silver | Coffee Black and Snow White |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.7 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | OLED |
| 516 pixels per inch | 393 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 7.5 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 7 Gen 1 SM7450-AB (4 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 12 GB RAM | 12 GB RAM |
| Adreno 660 GPU | Adreno 644 GPU |
| 9.72 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 108.00 MP + 40.00 MP | 108.00 MP + 32.00 MP |
| f/1.80 aperture | -- |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 9.46 |
| 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 | 4600mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 6.48 |
| 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
Galaxy S21 Ultra has a general score of 98.1, which is much better than the HTC U23 Pro's overall score of 77.8. The Galaxy S21 Ultra is a heavier phone than the HTC U23 Pro, but both have the same thickness. These phones include Android OS, but Galaxy S21 Ultra has the previous 11 version and HTC U23 Pro has Android 13.
The Samsung Galaxy S21 Ultra features a much better performance than HTC U23 Pro. Both have 12 GB of RAM and the same number of cores. Samsung Galaxy S21 Ultra counts with an incredibly better display than HTC U23 Pro, because it has a higher pixel quantity in each inch in the display, a better 1440 x 3200px resolution and a little bit bigger display.
The Galaxy S21 Ultra counts with a way better camera than HTC U23 Pro. Both of them have a same resolution back facing camera. HTC U23 Pro has a much greater memory capacity to install applications and games than Samsung Galaxy S21 Ultra, because it has more internal memory. Samsung Galaxy S21 Ultra features just a little bit longer battery performance than HTC U23 Pro, because it has a 9 percent more battery capacity.
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