Compare phones
| Global Score | |
| 72.4 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android | Android 11 |
| 2022-01-10 | 2021-01-29 |
| 6.46 x 2.99 x 0.36 inches | 6.50 x 2.98 x 0.35 inches |
| -- | 8.04 ounces |
| Black, Blue and Red | Phantom black and Silver |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 1600 x 720 pixels | 3200 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 270 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.8 |
| Performance | |
| -- | Qualcomm Snapdragon 888 chipset |
| 64-bit (Octa-Core 1600 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Yes GPU | Adreno 660 GPU |
| 8.73 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 5.8 | 10.1 |
| Camera | |
| 48.00 MP + 5.00 MP | 108.00 MP + 40.00 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 |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.24 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.4 | 10.7 |
| Battery Life | |
| 5000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy S21 Ultra is way better than Galaxy A03, getting a 98.1 score against 72.4. Galaxy S21 Ultra counts with Android 11 operating system, while Galaxy A03 has Android operating system. The Galaxy S21 Ultra features a more powerful processing unit than Galaxy A03, and although they both have the same number of cores, the Galaxy S21 Ultra also has 9 GB more RAM memory.
Samsung Galaxy S21 Ultra has an incredibly better looking screen than Galaxy A03, because it has a little larger display, a way better 1440 x 3200px resolution and a lot higher display density. The Galaxy S21 Ultra features a superior storage for games and applications than Samsung Galaxy A03, because it has 128 GB internal memory.
The Galaxy S21 Ultra counts with a greater camera than Samsung Galaxy A03, and although they both have the same aperture, the Galaxy S21 Ultra also has a camera with a much better 108 megapixels resolution. Galaxy S21 Ultra has a battery lifetime that's very similar to Galaxy A03's battery duration.
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