Compare phones
| Global Score | |
| 77.7 | 83.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 9.0 Pie |
| 2020-06-19 | 2019-09-29 |
| 6.44 x 2.96 x 0.35 inches | 6.26 x 2.96 x 0.35 inches |
| 6.77 ounces | 6.63 ounces |
| Black, Blue, Red and White | Black, Blue and White |
| -- | Plastic |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| TFT | Super AMOLED |
| 270 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Samsung Exynos 850 chipset | Samsung Exynos 9611 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 11.74 |
| Camera | |
| 48.00 MP + 13.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 12.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") 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 |
| 10.78 | 11.44 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M30s has a score of 83.3, which is slightly better than Samsung Galaxy A21s's global score of 77.7. Both of these phones come with Android operating system, but Galaxy M30s has the newer 11 version and Samsung Galaxy A21s has Android 10, so it provides a lot of extra features. The Galaxy M30s is a a bit lighter device than Samsung Galaxy A21s, but both of them have the same thickness.
The Galaxy M30s has a little bit better performance than Samsung Galaxy A21s, and although they both have the same number of cores, the Galaxy M30s also has a higher amount of RAM. The Galaxy M30s has a brighter display than Samsung Galaxy A21s, because although it has a quite smaller display, it also counts with a better number of pixels per inch of screen and a lot better resolution of 1080 x 2340.
The Galaxy M30s features a bit better camera than Samsung Galaxy A21s, and although they both have the same diafragm aperture, a same size back-facing camera sensor and a same resolution back camera, the Galaxy M30s also has a lot better video definition. Samsung Galaxy M30s counts with a better memory to install games and applications than Galaxy A21s, and although they both have a SD card slot that allows up to 512 GB, the Samsung Galaxy M30s also has 64 GB internal storage.
The Samsung Galaxy M30s counts with improved battery life than Galaxy A21s, because it has 6000mAh of battery capacity against 5000mAh.
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