Compare phones
| Global Score | |
| 98.1 | 81 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 6.0 Marshmallow |
| 2021-01-29 | 2017-02-24 |
| 6.50 x 2.98 x 0.35 inches | 6.41 x 3.18 x 0.27 inches |
| 8.04 ounces | 6.63 ounces |
| Phantom black and Silver | Black and Gold |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6 inches |
| 3200 x 1440 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 367 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 7.8 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 653 8976 Pro chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 510 GPU |
| 9.72 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 10.78 |
| Camera | |
| 108.00 MP + 40.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 9.24 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.2 |
| 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 | FM Radio |
Comparison review
The Galaxy S21 Ultra is way better than the Samsung Galaxy C9 Pro, getting a 98.1 score against 81. Both devices we compare here have Android OS, but Galaxy S21 Ultra has 11 version and Samsung Galaxy C9 Pro has Android 6.0 Marshmallow version. Although the Galaxy S21 Ultra is newer than Samsung Galaxy C9 Pro, it's heavier and a lot thicker.
Galaxy S21 Ultra has a much sharper screen than Samsung Galaxy C9 Pro, because it has a bit bigger screen, a better display pixel density and a much higher resolution of 1440 x 3200. Galaxy S21 Ultra counts with a little faster processor than Samsung Galaxy C9 Pro, and although they both have 8 cores, the Galaxy S21 Ultra also has a higher amount of RAM memory.
Samsung Galaxy C9 Pro counts with slightly more memory to store more apps and games than Samsung Galaxy S21 Ultra, because although it has less internal storage, it also counts with a SD memory card expansion slot that supports up to 256 GB. Galaxy S21 Ultra counts with greater battery lifetime than Galaxy C9 Pro, because it has a 5000mAh battery capacity instead of 4000mAh.
Galaxy S21 Ultra shoots a lot better photographs and videos than Galaxy C9 Pro, because it has a bigger camera aperture to capture better images in low light situations, a lot better 7680x4320 video definition and a way more MP camera in the back.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.