Compare phones
| Global Score | |
| 91.8 | 78.8 |
| Basic Information | |
| Samsung | Microsoft |
| Android 11 | Android 10 |
| 2021-01-29 | 2020-09-10 |
| 5.97 x 2.80 x 0.31 inches | 7.36 x 5.72 x 0.19 inches |
| 6.03 ounces | 8.82 ounces |
| Gray, Phantom pink, Violet and White | Glacier |
| Aluminum and Plastic | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 540.00 |
| Display / Screen | |
| 6.2 inches | 8.1 inches |
| 2400 x 1080 pixels | 2700 x 1800 pixels |
| Dynamic AMOLED | AMOLED |
| 424 pixels per inch | 401 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Adreno 640 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 | |
| 12.00 MP + 10.00 MP | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.78 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 5.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy S21 is much better than Microsoft Surface Duo, having a general score of 91.8 against 78.8. Although the Galaxy S21 and the Microsoft Surface Duo were released with only a couple of months difference, the Galaxy S21 construction is way thicker but way lighter. Both phones in this comparison have Android OS, but Galaxy S21 has 11 version while Microsoft Surface Duo has Android 10 version, so it provides you some nice extra features.
Microsoft Surface Duo features a processor that is just as good as Galaxy S21's CPU, and although the Microsoft Surface Duo has a smaller amount of RAM memory, they both have 8 CPU cores. Samsung Galaxy S21 features a better looking display than Microsoft Surface Duo, because although it has a much lower 1080 x 2400px resolution and a really smaller display, it also counts with a little higher pixels density.
Galaxy S21 captures way better photographs and videos than Microsoft Surface Duo, because it has a much higher 7680x4320 video quality, a more megapixels back-facing camera and a larger aperture to capture better low light images and videos. The Microsoft Surface Duo's storage capacity for applications and games is just as good as Galaxy S21's one, both have the same 128 GB internal memory capacity.
Galaxy S21 has a little longer battery life than Microsoft Surface Duo, because it has 4000mAh of battery capacity against 3577mAh.
Galaxy S21 is more expensive than Microsoft Surface Duo, but you can get a better phone for that extra money.
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