Compare phones
| Global Score | |
| 41.2 | 98.1 |
| Basic Information | |
| Acer | Samsung |
| Windows Mobile Professional 6.1 | Android 11 |
| 2009-02-16 | 2021-01-29 |
| 4.63 x 2.50 x 0.62 inches | 6.50 x 2.98 x 0.35 inches |
| 5.29 ounces | 8.04 ounces |
| -- | Phantom black and Silver |
| -- | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| $ 935.00 | $ 966.00 |
| Display / Screen | |
| 3.8 inches | 6.8 inches |
| 480 x 800 pixels | 3200 x 1440 pixels |
| TFT | Dynamic AMOLED |
| 246 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| Resistive | No touch screen |
| 6.7 | 9.8 |
| Performance | |
| -- | Qualcomm Snapdragon 888 chipset |
| Samsung SC36410 (Single-Core 533 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 128 MB RAM | 12 GB RAM |
| GPU | Adreno 660 GPU |
| 6.66 | 9.72 |
| Storage | |
| -- | 128 GB internal memory |
| microSD, microSDHC external memory slot | No SD card slot |
| 0 | 10.1 |
| Camera | |
| 3.20 MP | 108.00 MP + 40.00 MP |
| -- | 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 |
| 5.17 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| HSDPA, HSUPA, UMTS, EDGE and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 3.5 | 10.7 |
| Battery Life | |
| 1530mAh Li-Ion Battery | 5000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 150 hours standby time 4 hours talk time | -- |
| 3.36 | 6.8 |
| Other Features | |
| Bluetooth 2.1 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer and Light Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 Ultra is a lot better than Acer F900, getting a score of 98.1 against 41.2. Galaxy S21 Ultra counts with Android 11 operating system, and Acer F900 comes with Windows Mobile Professional 6.1 operating system. The Galaxy S21 Ultra design is notably newer and notably thinner, but noticeably heavier than Acer F900.
The Samsung Galaxy S21 Ultra has a very superior processing power than Acer F900, because it has a higher number of cores and 11,88 GB more RAM. The Galaxy S21 Ultra has a lot better display than Acer F900, because it has a much higher pixels quantity per inch in the display, a way higher resolution of 1440 x 3200 pixels and a really larger screen.
The Samsung Galaxy S21 Ultra takes much better photographs and videos than Acer F900, because it has a back-facing camera with a much better 108 mega pixels resolution. The Samsung Galaxy S21 Ultra counts with a superior memory capacity to install applications and games or saving photos and videos than Acer F900, although it has no SD extension slot.
Galaxy S21 Ultra has a superior battery lifetime than Acer F900, because it has a 227% greater battery size.
Galaxy S21 Ultra is a little more expensive than Acer F900, but you can get a much better phone for that extra dollars.
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