Compare phones
| Global Score | |
| 78.8 | 98.1 |
| Basic Information | |
| Microsoft | Samsung |
| Android 10 | Android 11 |
| 2020-09-10 | 2021-01-29 |
| 7.36 x 5.72 x 0.19 inches | 6.50 x 2.98 x 0.35 inches |
| 8.82 ounces | 8.04 ounces |
| Glacier | Phantom black and Silver |
| Glass (Corning Gorilla Glass 5) | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | $ 966.00 |
| Display / Screen | |
| 8.1 inches | 6.8 inches |
| 2700 x 1800 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 401 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 9.72 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 11.00 MP | 108.00 MP + 40.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.91 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3577mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy S21 Ultra is a lot better than Microsoft Surface Duo, having a 98.1 score against 78.8. These phones have Android operating system, but the Samsung Galaxy S21 Ultra has newer 11 version while Microsoft Surface Duo has Android 10, providing a couple nice extra features. The Samsung Galaxy S21 Ultra body is just a little bit lighter but thicker than the Microsoft Surface Duo, and both were only released 5 months apart.
The Galaxy S21 Ultra features just a little better processing power than Microsoft Surface Duo, and although they both have the same number of cores, the Galaxy S21 Ultra also has more RAM. The Samsung Galaxy S21 Ultra counts with a much better display than Microsoft Surface Duo, because although it has a little lower 1440 x 3200 resolution and a bit smaller screen, it also counts with more pixels per display inch.
The Samsung Galaxy S21 Ultra has as much memory for applications and games as the Microsoft Surface Duo, both of them have the same 128 GB internal storage capacity. The Galaxy S21 Ultra features a really longer battery performance than Microsoft Surface Duo, because it has 5000mAh of battery capacity instead of 3577mAh.
The Galaxy S21 Ultra features a very superior camera than Microsoft Surface Duo, because it has a back camera with way more mega pixels, a lot higher video resolution and a larger aperture.
The Samsung Galaxy S21 Ultra costs a lot more money than Microsoft Surface Duo, but you can get a much better phone for that extra money.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.