Compare phones
| Global Score | |
| 74.5 | 78.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 10, 9.0 Pie, 8.1 Oreo |
| 2021-01-04 | 2019-02-05 |
| 6.46 x 2.99 x 0.36 inches | 6.16 x 2.93 x 0.35 inches |
| 6.91 ounces | 6.56 ounces |
| Black, Blue and White | Charcoal black and Ocean blue |
| Plastic and Plastic | Plastic and Plastic |
| $ 170.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G71 MP2 GPU |
| 8.91 | 8.91 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.12 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 13.00 MP + 8.00 MP |
| f/2.20 aperture | f/1.90 aperture |
| -- | 12.00mm focal length |
| -- | 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 |
| 8.8 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M20 has a general score of 78.9, which is a bit better than the Galaxy A02s's general score of 74.5. The Galaxy M20 body is just a bit lighter and just a bit thinner than Galaxy A02s, although it was released just 23 months before. These phones come with Android OS, but the Galaxy M20 has the previous 10 version and Galaxy A02s has Android 11 version.
Galaxy M20 and Galaxy A02s both have quite similar CPUs, and although the Galaxy M20 has a greater amount of RAM memory, they both have a Octa-Core processing unit. Samsung Galaxy M20 has a sharper screen than Galaxy A02s, because although it has a bit smaller screen, it also counts with a way better number of pixels per inch in the display and a much higher 1080 x 2340 pixels resolution.
The Galaxy M20 features a little bit better camera than Galaxy A02s, and although they both have the same video resolution, the same 30 fps video frame rate and the same resolution camera, the Galaxy M20 also has a larger camera aperture. Galaxy M20 has slightly more storage for applications and games than Samsung Galaxy A02s, because although it has a slot for an SD memory card that allows up to 512 GB against 1 TB, it also counts with 32 GB more internal memory.
The Galaxy M20 and Galaxy A02s both have similar batteries duration.
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