Compare phones
| Global Score | |
| 72.1 | 98.1 |
| Basic Information | |
| HTC | Samsung |
| -- | Android 11 |
| 2015-11-06 | 2021-01-29 |
| 5.74 x 2.79 x 0.29 inches | 6.50 x 2.98 x 0.35 inches |
| 5.04 ounces | 8.04 ounces |
| 16 777 216 | Phantom black and Silver |
| Metal | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 500.00 | $ 966.00 |
| Display / Screen | |
| 5 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 441 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 617 8952 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 1500 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Adreno 405 GPU | Adreno 660 GPU |
| 8.64 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 12.76 | 10.1 |
| Camera | |
| 13.00 MP + 4.00 MP | 108.00 MP + 40.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 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 |
| 8.8 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | 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 |
| 6.1 | 10.7 |
| Battery Life | |
| 2150mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.08 | 6.8 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy S21 Ultra has a score of 98.1, which is way better than the HTC One A9's general score of 72.1. Galaxy S21 Ultra's design is notably newer, but incredibly heavier and thicker than the HTC One A9. Galaxy S21 Ultra counts with a quite superior hardware performance than HTC One A9, and although they both have 8 cores, the Galaxy S21 Ultra also has a higher amount of RAM memory.
The Samsung Galaxy S21 Ultra counts with a much more vibrant screen than HTC One A9, because it has a way higher resolution of 1440 x 3200, a way larger screen and a bit more pixels per screen inch. Galaxy S21 Ultra has a lot better camera than HTC One A9, because it has a much higher 7680x4320 video definition, a larger diafragm aperture and a much more MP back facing camera.
The HTC One A9 counts with a much greater memory to install applications and games than Galaxy S21 Ultra, because although it has just 32 GB internal memory, it also counts with a SD memory slot that allows up to 1,95 TB. Galaxy S21 Ultra features a much longer battery lifetime than HTC One A9, because it has 5000mAh of battery capacity against 2150mAh.
Galaxy S21 Ultra costs a lot more money than HTC One A9, but you can get a much better phone for that few more dollars.
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