Compare phones
| Global Score | |
| 74 | 98.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11 |
| 2021-08-18 | 2021-01-29 |
| 6.46 x 2.99 x 0.36 inches | 6.50 x 2.98 x 0.35 inches |
| 6.91 ounces | 8.04 ounces |
| Black and Blue. White | 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 |
| 7.3 | 9.8 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 888 chipset |
| Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| PowerVR GE8320 GPU | Adreno 660 GPU |
| 9.27 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 5.8 | 10.1 |
| Camera | |
| 13.00 MP + 5.00 MP | 108.00 MP + 40.00 MP |
| f/2.20 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 |
| 8.8 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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 the Galaxy A03s, having a 98.1 score against 74. Although the Galaxy S21 Ultra and Galaxy A03s were only released 7 months apart, the Galaxy S21 Ultra design is somewhat heavier but also a little thinner than Galaxy A03s. Both devices we are comparing work with the same Android 11 operating system, so you shouldn't notice any difference in that aspect.
The Samsung Galaxy S21 Ultra counts with just a little better processing power than Samsung Galaxy A03s, and although they both have a Octa-Core processing unit, the Samsung Galaxy S21 Ultra also has a larger amount of RAM. Galaxy S21 Ultra features a lot better screen than Galaxy A03s, because it has a quite bigger screen, way more pixels per inch of screen and a way better resolution of 1440 x 3200.
Galaxy S21 Ultra counts with a much bigger memory capacity to store more games and applications than Galaxy A03s, because it has 128 GB internal memory. The Samsung Galaxy S21 Ultra has a battery performance that is very similar to the battery performance in Galaxy A03s. The Samsung Galaxy S21 Ultra features a greater camera than Galaxy A03s, because it has a bigger diafragm aperture for better captures in low-light environments, a much higher video resolution and a way higher 108 mega-pixels resolution back camera.
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