Compare phones
| Global Score | |
| 85.2 | 85.3 |
| Basic Information | |
| Samsung | Microsoft |
| -- | Android 11 |
| 2018-11-15 | 2021-09-20 |
| 6.40 x 3.03 x 0.31 inches | 5.72 x 7.26 x 0.22 inches |
| 6.46 ounces | 10.02 ounces |
| Bubblegum pink, Caviar black and Lemonade blue | Glacier and Obsidian |
| Glass and Metal | Glass (Corning Gorilla Glass) |
| -- | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.3 inches | 8.3 inches |
| 2220 x 1080 pixels | 2688 x 1892 pixels |
| Super AMOLED | AMOLED |
| 392 pixels per inch | 396 pixels per inch |
| -- | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.8 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 512 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 24.00 MP + 24.00 MP | 12.00 MP + 12.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 27.00mm focal length | 27.00mm focal length |
| 0.36 inches (1/2.8") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 10.45 | 10.01 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 3800mAh Li - Polymer Battery | 4449mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.76 | 6.32 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Microsoft Surface Duo 2 is just a bit better than Galaxy A9 (2018), having an 85.3 score against 85.2. The Microsoft Surface Duo 2 construction is extremely newer and a lot thinner, but notably heavier than Galaxy A9 (2018). Microsoft Surface Duo 2 features a little faster CPU than Samsung Galaxy A9 (2018), and although they both have a Octa-Core processor, the Microsoft Surface Duo 2 also has a higher amount of RAM memory.
Microsoft Surface Duo 2 features a little bit better screen than Galaxy A9 (2018), because it has a little bit greater pixels number in each inch of screen, a much better resolution of 1892 x 2688 and a way larger display. Galaxy A9 (2018) has a much greater memory capacity to install applications and games than Microsoft Surface Duo 2, and although they both have exactly the same internal memory, the Galaxy A9 (2018) also has a slot for external memory cards that supports a maximum of 512 GB.
Samsung Galaxy A9 (2018) captures slightly better photographs and videos than Microsoft Surface Duo 2, because although it has slower video frame rate, and they both have the same video definition and the same aperture, the Samsung Galaxy A9 (2018) also counts with a way more MP back-facing camera.
Microsoft Surface Duo 2 has a little longer battery life than Samsung Galaxy A9 (2018), because it has a 4449mAh battery capacity.
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