Compare phones
| Global Score | |
| 98.1 | 77.4 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 14 |
| 2021-01-29 | 2023-12-16 |
| 6.50 x 2.98 x 0.35 inches | 6.30 x 3.02 x 0.33 inches |
| 8.04 ounces | 7.05 ounces |
| Phantom black and Silver | Blue Black and Light Blue |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 966.00 | $ 200.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 516 pixels per inch | 396 pixels per inch |
| 1500 cd/m2 brightness | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Mediatek Dimensity 6100+ (6 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G57 MC2 GPU |
| 9.72 | 6.03 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 10.1 | 15.38 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 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 | 10.45 |
| 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) and LTE (4G) |
| Nano SIM | Nano SIM |
| 10.7 | 9.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.3 |
| 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
The Samsung Galaxy S21 Ultra is a lot better than Samsung Galaxy A15 5G, having a score of 98.1 against 77.4. Both of these phones work with Android OS (operating system), but the Samsung Galaxy S21 Ultra has the previous 11 version while Samsung Galaxy A15 5G has Android 14. Samsung Galaxy S21 Ultra's design is extremely older, somewhat heavier and just a bit thicker than Samsung Galaxy A15 5G.
The Galaxy S21 Ultra counts with a sharper display than Galaxy A15 5G, because it has way more brightness, a better resolution of 1440 x 3200px, a bit bigger screen and a higher count of pixels per inch in the screen. Galaxy A15 5G features a way bigger storage capacity for applications, games, photos and videos than Galaxy S21 Ultra, and although they both have exactly the same internal memory, the Galaxy A15 5G also has a SD extension slot that holds up to 1000 GB.
Galaxy S21 Ultra has a much greater processing power than Galaxy A15 5G, and although they both have the same number of cores, the Galaxy S21 Ultra also has a greater amount of RAM memory. The Galaxy S21 Ultra and the Samsung Galaxy A15 5G count with similar batteries performance. Galaxy S21 Ultra shoots much clearer pictures and videos than Galaxy A15 5G, and although they both have a same size aperture, the Galaxy S21 Ultra also has a much better 108 MP resolution back-facing camera and a lot higher 7680x4320 video resolution.
Although Samsung Galaxy S21 Ultra is a better device, it is way more expensive than the Galaxy A15 5G, and it doesn't have such a good price and quality relation as Galaxy A15 5G. So if you want that extra specs and features, you can buy the Samsung Galaxy S21 Ultra, else you can save some dollars and get the Galaxy A15 5G, giving up some features and specifications.
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