Compare phones
| Global Score | |
| 83.3 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 9.0 Pie | Android 10 |
| 2019-09-29 | 2020-06-19 |
| 6.26 x 2.96 x 0.35 inches | 6.44 x 2.96 x 0.35 inches |
| 6.63 ounces | 6.77 ounces |
| Black, Blue and White | Black, Blue, Red and White |
| Plastic | -- |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 403 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| Samsung Exynos 9611 chipset | Samsung Exynos 850 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Mali-G72 MP3 GPU | Mali-G76 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 9.84 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 13.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 12.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") 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 | -- |
| 11.44 | 10.78 |
| 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 | |
| 6000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy M30s has a score of 83.3, which is a bit better than Galaxy A21s's 77.7 overall score. Samsung Galaxy M30s's design has the same thickness than Galaxy A21s, but it is just a little lighter. Both devices in this review use Android OS (Operating System), but Samsung Galaxy M30s has newer 11 version and Galaxy A21s has Android 10, so it provides the user a couple nice extra features and performance enhancements.
The Galaxy M30s counts with a better looking screen than Samsung Galaxy A21s, because although it has a little smaller screen, it also counts with a much better 1080 x 2340px resolution and a higher screen density. The Samsung Galaxy M30s counts with just a bit better performance than Samsung Galaxy A21s, and although they both have 8 cores, the Samsung Galaxy M30s also has a greater amount of RAM memory.
Samsung Galaxy M30s features just a bit better camera than Galaxy A21s, and although they both have a F2 aperture, a camera in the back with a 48 megapixels resolution and a 0.5 inches sensor, the Samsung Galaxy M30s also has a lot higher (4K) video resolution. The Samsung Galaxy M30s has a greater memory capacity to store more apps and games than Galaxy A21s, and although they both have a SD card slot that allows a maximum of 512 GB, the Samsung Galaxy M30s also has 64 GB internal storage.
The Galaxy M30s counts with improved battery performance than Samsung Galaxy A21s, because it has a 6000mAh battery capacity against 5000mAh.
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