Compare phones
| Global Score | |
| 81.7 | 78.9 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 10, 9.0 Pie, 8.1 Oreo |
| 2017-04-21 | 2019-02-05 |
| 5.86 x 2.68 x 0.31 inches | 6.16 x 2.93 x 0.35 inches |
| 5.47 ounces | 6.56 ounces |
| Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink | Charcoal black and Ocean blue |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 173.00 | -- |
| Display / Screen | |
| 5.8 inches | 6.3 inches |
| 2960 x 1440 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 568 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8.9 | 8 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 540 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 13.00 MP + 8.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 26.00mm focal length | 12.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.32 inches (1/3.1") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 9.79 | 9.02 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 5.0, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S8 has an overall score of 81.7, which is slightly better than Samsung Galaxy M20's 78.9 overall score. The Galaxy S8 is an older phone than the Samsung Galaxy M20, but it's lighter and somewhat thinner anyway. Galaxy S8 counts with a sharper display than Galaxy M20, because although it has a quite smaller display, it also counts with a better 1440 x 2960 pixels resolution and a better display pixels density.
The Galaxy S8 counts with a bit faster processor than Samsung Galaxy M20. They have the same RAM memory amount and a Octa-Core CPU. Galaxy S8 shoots a little bit better videos and photos than Galaxy M20, because although it has a back camera with a worse 12 mega pixels resolution, it also counts with a larger sensor, a larger aperture for better low-light images and videos and a way higher 3840x2160 video quality.
Galaxy M20 features a bit more memory to install applications and games or saving photos and videos than Galaxy S8, and although they both have exactly the same 64 GB internal memory capacity, the Galaxy M20 also has an external SD slot that admits a maximum of 512 GB. The Galaxy M20 features a way better battery performance than Samsung Galaxy S8, because it has a 67 percent larger battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.