Compare phones
| Global Score | |
| 72.7 | 78.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 10, 9.0 Pie, 8.1 Oreo |
| 2018-06-29 | 2019-02-05 |
| 6.03 x 3.00 x 0.34 inches | 6.16 x 2.93 x 0.35 inches |
| 6.38 ounces | 6.56 ounces |
| 16 777 216 | Charcoal black and Ocean blue |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| TFT | IPS LCD |
| 267 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Samsung Exynos 7 Octa 7904 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Mali-G71 MP2 GPU |
| 8.73 | 8.91 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.44 | 11.74 |
| Camera | |
| 13.00 MP + 13.00 MP | 13.00 MP + 8.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm focal length | 12.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.32 inches (1/3.1") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.13 | 9.02 |
| 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 | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M20 has a score of 78.9, which is just a bit better than the Samsung Galaxy J7 Refine's overall score of 72.7. Despite being the best in this comparison review, we must note that it is also just a little bit heavier and just a bit thicker. Both phones in this review have Android OS (operating system), but Galaxy M20 has an older 10 version while Samsung Galaxy J7 Refine has Android 8.0 Oreo version.
Samsung Galaxy M20 has just a little better processing power than Samsung Galaxy J7 Refine, and although they both have a Octa-Core processor, the Samsung Galaxy M20 also has a higher amount of RAM. The Samsung Galaxy M20 has a brighter screen than Galaxy J7 Refine, because it has a bit bigger screen, a much better resolution of 1080 x 2340 pixels and much more pixels per screen inch.
The Samsung Galaxy M20 counts with a lot bigger storage to install applications and games than Galaxy J7 Refine, because it has a SD card slot that allows a maximum of 512 GB and 64 GB internal storage capacity. The Samsung Galaxy M20 features a way better battery duration than Galaxy J7 Refine, because it has a 5000mAh battery size against 3300mAh.
Galaxy J7 Refine counts with just a bit better camera than Galaxy M20, and although they both have the same 30 fps video frame rates, a same resolution camera and the same (Full HD) video resolution, the Galaxy J7 Refine also has a larger aperture to take better images and video in poorly lited environments and a bigger back-facing camera sensor.
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