Compare phones
| Global Score | |
| 83.2 | 82.1 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 9.0 Pie, 8.0 Oreo |
| 2019-03-06 | 2018-08-27 |
| 6.20 x 2.94 x 0.30 inches | 6.39 x 3.03 x 0.30 inches |
| 6.10 ounces | 6.74 ounces |
| Black, Blue and Purple | Black and White |
| Glass (Corning Gorilla Glass 5) and Metal | Glass and Metal |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 392 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 512 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 400 GB) external memory slot |
| 10.1 | 11.34 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 12.1 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 3700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.28 | 5.68 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Xiaomi Mi 9 is slightly better than Samsung Galaxy A8 Star, getting an 83.2 score against 82.1. The Xiaomi Mi 9 is a a little bit lighter phone than the Samsung Galaxy A8 Star, but both are equally thin. Xiaomi Mi 9 counts with just a little better hardware performance than Samsung Galaxy A8 Star. They have a Octa-Core processor and a 6 GB RAM memory.
The Xiaomi Mi 9 features a bit better looking screen than Galaxy A8 Star, because it has a little larger display, a quite better 1080 x 2340 pixels resolution and a just a bit better count of pixels in each inch in the screen. Galaxy A8 Star features a greater memory capacity to store more games and applications than Xiaomi Mi 9, because although it has only 64 GB internal storage capacity, it also counts with a SD card slot that holds up to 400 GB.
The Xiaomi Mi 9 shoots way better photographs and videos than Galaxy A8 Star, because although it has a smaller camera aperture, and they both have the same (4K) video resolution, the Xiaomi Mi 9 also counts with a lot bigger back-facing camera sensor capturing much better quality pictures, better 60 fps video frame rates and a camera in the back with lot more mega-pixels.
The Galaxy A8 Star has a bit better battery lifetime than Xiaomi Mi 9, because it has a 3700mAh battery capacity.
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