Compare phones
| Global Score | |
| 81 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11 |
| 2017-02-24 | 2021-01-29 |
| 6.41 x 3.18 x 0.27 inches | 6.50 x 2.98 x 0.35 inches |
| 6.63 ounces | 8.04 ounces |
| Black and Gold | Phantom black and Silver |
| Metal | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6 inches | 6.8 inches |
| 1920 x 1080 pixels (Full HD) | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 367 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.8 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 653 8976 Pro chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 510 GPU | Adreno 660 GPU |
| 9.09 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 108.00 MP + 40.00 MP |
| f/1.90 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 |
| 9.24 | 13.75 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | 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 Samsung Galaxy S21 Ultra is a lot better than Samsung Galaxy C9 Pro, with a 98.1 score against 81. The Samsung Galaxy S21 Ultra design is way newer, but somewhat heavier and notably thicker than the Samsung Galaxy C9 Pro. Both phones in our current comparison include Android OS (operating system), but the Samsung Galaxy S21 Ultra has the older 11 version and Samsung Galaxy C9 Pro has Android 6.0 Marshmallow version.
Samsung Galaxy S21 Ultra counts with an incredibly better looking display than Galaxy C9 Pro, because it has a better display pixels density, a much higher 1440 x 3200px resolution and a quite bigger display. The Samsung Galaxy S21 Ultra has a bit better hardware performance than Galaxy C9 Pro, and although they both have the same number of cores, the Samsung Galaxy S21 Ultra also has more RAM memory.
The Samsung Galaxy S21 Ultra has a way better camera than Galaxy C9 Pro, because it has a much more mega pixels camera, a larger aperture and a much better video quality. Samsung Galaxy C9 Pro has a little bit better memory to install applications and games or saving photos and videos than Galaxy S21 Ultra, because although it has only 64 GB internal memory, it also counts with an external SD slot that admits a maximum of 256 GB.
Samsung Galaxy S21 Ultra features better battery performance than Galaxy C9 Pro, because it has 5000mAh of battery capacity.
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