Compare phones
| Global Score | |
| 11.67 | 9.08 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | -- |
| 2021-01-29 | 2017-01-13 |
| 6.50 x 2.98 x 0.35 inches | 5.75 x 2.81 x 0.31 inches |
| 8.04 ounces | 5.61 ounces |
| Phantom black and Silver | Black sky, Blue mist, Gold sand and Peach cloud |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Glass and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 5.2 inches |
| 3200 x 1440 pixels | 1920 x 1080 pixels (Full HD) |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 424 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Samsung Exynos 7 Octa 7880 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1900 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 660 GPU | Mali-T830 MP3 GPU |
| 9.72 | 9 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 8.88 |
| 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 | 27.00mm 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 | -- |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 5.5 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 4.56 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 Ultra is way better than Samsung Galaxy A5 (2017), getting a overall score of 11.67 against 9.08. Samsung Galaxy S21 Ultra's design is noticeably newer, but a lot heavier and thicker than the Samsung Galaxy A5 (2017). The Galaxy S21 Ultra features a bit faster processor than Samsung Galaxy A5 (2017), and although they both have 8 processing cores, the Galaxy S21 Ultra also has 9 GB more RAM memory.
The Galaxy S21 Ultra has a much sharper display than Galaxy A5 (2017), because it has a just a bit better amount of pixels in each inch of display, a way bigger display and a lot higher resolution of 1440 x 3200 pixels. Samsung Galaxy S21 Ultra features a better memory for games and applications than Galaxy A5 (2017), because although it has no slot for an SD memory card, it also counts with 128 GB internal storage.
Galaxy S21 Ultra captures much clearer photographs and videos than Galaxy A5 (2017), because it has a way higher resolution camera in the back, a bigger camera aperture and a way better 7680x4320 video definition. Galaxy S21 Ultra counts with a bit superior battery lifetime than Samsung Galaxy A5 (2017), because it has a 67% larger battery capacity.