Compare phones
| Global Score | |
| 78.9 | 81.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie, 8.1 Oreo | -- |
| 2019-02-05 | 2017-04-21 |
| 6.16 x 2.93 x 0.35 inches | 5.86 x 2.68 x 0.31 inches |
| 6.56 ounces | 5.47 ounces |
| Charcoal black and Ocean blue | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 173.00 |
| Display / Screen | |
| 6.3 inches | 5.8 inches |
| 2340 x 1080 pixels | 2960 x 1440 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7904 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G71 MP2 GPU | Adreno 540 GPU |
| 8.91 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 10.78 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.00 MP + 8.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 12.00mm focal length | 26.00mm focal length |
| 0.32 inches (1/3.1") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.02 | 9.79 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S8 has a global score of 81.7, which is a little bit better than Samsung Galaxy M20's overall score of 78.9. The Galaxy S8 design is lighter and thinner than Samsung Galaxy M20, despite of the fact that it was released about 22 months before. Galaxy S8 counts with a brighter display than Galaxy M20, because although it has a little smaller screen, it also counts with a higher pixel density and a better 1440 x 2960px resolution.
Galaxy M20 counts with slightly more memory to install applications and games than Galaxy S8, and although they both have equal internal memory, the Galaxy M20 also has a SD memory card expansion slot that admits up to 512 GB. Galaxy S8 has a bit better processing power than Samsung Galaxy M20. Both have 4 GB of RAM memory and the same number of cores.
Galaxy M20 features a way better battery lifetime than Galaxy S8, because it has a 5000mAh battery size. The Galaxy S8 shoots just a bit better pictures and videos than Galaxy M20, because although it has a lesser mega-pixels resolution back camera, it also counts with a larger sensor, a bigger camera aperture to capture better low-light photography and a much better 3840x2160 (4K) video resolution.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.