Compare phones
| Global Score | |
| 79.2 | 80.6 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | Android 14 |
| 2018-01-06 | 2024-10-29 |
| 5.87 x 2.78 x 0.33 inches | 6.00 x 2.80 x 0.32 inches |
| 6.07 ounces | 6.67 ounces |
| Black, Blue, Gold and Orchid grey | -- |
| Aluminum and Glass (Corning Gorilla Glass 5) | Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.6 inches | 6.4 inches |
| 2220 x 1080 pixels | 2670 x 1200 pixels |
| Super AMOLED | OLED |
| 441 pixels per inch | 457 pixels per inch |
| -- | 3200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.3 | 10.2 |
| Performance | |
| Samsung Exynos 5 Octa 7885 chipset | Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G71 GPU | Adreno 830 GPU |
| 9.18 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 13.3 |
| Camera | |
| 16.00 MP + 16.00 MP | 50.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.60 aperture |
| -- | 23.00mm focal length |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.24 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 7 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 5400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 7.12 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass and Gyroscope |
| FM Radio | -- |
Comparison review
The Xiaomi 15 is just a bit better than the Galaxy A8 (2018), having an 80.6 score against 79.2. Even though the Xiaomi 15 is a little bit heavier than the Galaxy A8 (2018), it's just a bit thinner and extremely newer. Samsung Galaxy A8 (2018) features a very superior processing unit than Xiaomi 15, although it has less RAM, they both have the same number of cores.
Xiaomi 15 counts with an incredibly better screen than Galaxy A8 (2018), because it has a just a little higher screen density, a little bit bigger screen and a slightly better 1200 x 2670 pixels resolution. Xiaomi 15 has much more storage for applications and games than Galaxy A8 (2018), because although it has no slot for an external memory card, it also counts with 256 GB internal memory capacity.
The Xiaomi 15 features a way better battery performance than Galaxy A8 (2018), because it has an 80% more battery size. The Xiaomi 15 counts with a greater camera than Samsung Galaxy A8 (2018), because it has a back camera with way more MP, a bigger aperture to capture better low-light captures and a lot better 7680x4320 video quality.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.