Compare phones
| Global Score | |
| 72.6 | 78.8 |
| Basic Information | |
| Asus | Microsoft |
| Android 12 | Android 10 |
| 2022-07-28 | 2020-09-10 |
| 5.77 x 2.68 x 0.36 inches | 7.36 x 5.72 x 0.19 inches |
| 5.96 ounces | 8.82 ounces |
| -- | Glacier |
| -- | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 5.9 inches | 8.1 inches |
| 2400 x 1080 pixels | 2700 x 1800 pixels |
| Super AMOLED | AMOLED |
| 446 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 7.7 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen1 SM8475 (4 nm) chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 730 GPU | Adreno 640 GPU |
| 6.21 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 50.00 MP + 12.00 MP | 11.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 14.40mm focal length | -- |
| 0.64 inches (1/1.56") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 12.43 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4300mAh Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.16 | 5.52 |
| Other Features | |
| Bluetooth 5.2 | 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 Microsoft Surface Duo is just a bit better than Asus Zenfone 9, having a global score of 78.8 against 72.6. The Microsoft Surface Duo is an older and noticeably heavier cellphone than the Asus Zenfone 9, but Microsoft managed to make it notably thinner anyway. These phones come with Android operating system, but Microsoft Surface Duo has the previous 10 version and Asus Zenfone 9 has Android 12.
The Microsoft Surface Duo has a really superior processing power than Asus Zenfone 9, although it has a lower amount of RAM, they both have 8 processing cores. The Microsoft Surface Duo counts with a bit sharper screen than Asus Zenfone 9, because although it has a just a bit inferior pixel number per screen inch, it also counts with a much bigger display and a higher 1800 x 2700 resolution.
Asus Zenfone 9 features a very superior camera than Microsoft Surface Duo, because it has a much higher resolution camera, a way better video resolution and a larger aperture to capture better low light images and video. The Microsoft Surface Duo has as much memory for games and applications as Asus Zenfone 9, both have equal 128 GB internal memory.
The Asus Zenfone 9 counts with better battery performance than Microsoft Surface Duo, because it has 4300mAh of battery capacity against 3577mAh.
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