Compare phones
| Global Score | |
| 78.8 | 91.8 |
| Basic Information | |
| Microsoft | Samsung |
| Android 10 | Android 11 |
| 2020-09-10 | 2021-01-29 |
| 7.36 x 5.72 x 0.19 inches | 5.97 x 2.80 x 0.31 inches |
| 8.82 ounces | 6.03 ounces |
| Glacier | Gray, Phantom pink, Violet and White |
| Glass (Corning Gorilla Glass 5) | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | $ 722.00 |
| Display / Screen | |
| 8.1 inches | 6.2 inches |
| 2700 x 1800 pixels | 2400 x 1080 pixels |
| AMOLED | Dynamic AMOLED |
| 401 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.2 |
| 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 | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 9.63 |
| 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 | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") 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 | 10.78 |
| 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 | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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 has an overall score of 91.8, which is better than the Microsoft Surface Duo's 78.8 overall score. The Samsung Galaxy S21 construction is noticeably thicker but noticeably lighter than the Microsoft Surface Duo, and both of them were only released with a few months difference. Both phones in this comparison use Android OS, but the Samsung Galaxy S21 has newer 11 version and Microsoft Surface Duo has Android 10 version.
The Samsung Galaxy S21's CPU is very similar to the CPU in Microsoft Surface Duo, and although the Samsung Galaxy S21 has a larger amount of RAM memory, they both have the same number of cores. The Galaxy S21 counts with a more vivid screen than Microsoft Surface Duo, because although it has a way worse resolution of 1080 x 2400px and a way smaller screen, it also counts with a bit higher pixels density.
Samsung Galaxy S21 features as much memory for applications and games as Microsoft Surface Duo, they have equal 128 GB internal storage. The Galaxy S21 shoots greater photographs and videos than Microsoft Surface Duo, because it has a more MP back facing camera, a much higher video resolution and a larger diafragm aperture for better photos and video in low light environments.
The Samsung Galaxy S21 has just a little bit longer battery performance than Microsoft Surface Duo, because it has a 12% larger battery capacity.
Galaxy S21 costs more money than Microsoft Surface Duo, but it's still a good choice, because you can get a much better phone for that extra money.
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