Compare phones
| Global Score | |
| 78.8 | 79.6 |
| Basic Information | |
| Microsoft | Samsung |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-09-10 | 2019-04-10 |
| 7.36 x 5.72 x 0.19 inches | 5.69 x 2.72 x 0.31 inches |
| 8.82 ounces | 4.94 ounces |
| Glacier | Black, Blue, Coral and White |
| Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 540.00 | -- |
| Display / Screen | |
| 8.1 inches | 5.9 inches |
| 2700 x 1800 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 401 pixels per inch | 437 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 855 SM8150 chipset | Exynos 7904 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G71 MP2 GPU |
| 9.63 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 11.00 MP | 16.00 MP + 25.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.91 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3577mAh Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.52 | 5.12 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A40 is a bit better than Microsoft Surface Duo, getting a 79.6 score against 78.8. The Galaxy A40 is an older and way thicker phone than Microsoft Surface Duo, but Samsung managed to build it a lot lighter anyway. Both of these phones work with Android OS (Operating System), but Galaxy A40 has a more recent 11 version and Microsoft Surface Duo has Android 10, providing you some additional features.
Microsoft Surface Duo and Samsung Galaxy A40 both have quite similar screens, because although the Samsung Galaxy A40 has a way smaller display and a lot lower resolution of 1080 x 2340 pixels, it also counts with a little more pixels per inch in the display. The Samsung Galaxy A40 features a better memory capacity for applications, games, photos and videos than Microsoft Surface Duo, because although it has just 64 GB internal memory, it also counts with a SD extension slot that admits a maximum of 512 GB.
The Microsoft Surface Duo features a bit more powerful CPU than Galaxy A40, and although they both have 8 cpu cores, the Microsoft Surface Duo also has a greater amount of RAM memory. The Microsoft Surface Duo has just a bit longer battery duration than Galaxy A40, because it has a 3577mAh battery size.
The Galaxy A40 has a bit better camera than Microsoft Surface Duo, because although it has lower video frame rate, and they both have the same 1920x1080 video resolution, the Galaxy A40 also counts with a larger camera aperture to take better photography and videos in poorly lited situations and a way better resolution camera in the back.
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