Compare phones
| Global Score | |
| 84.1 | 77.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 12 |
| 2020-03-23 | 2022-04-22 |
| 6.26 x 2.96 x 0.35 inches | 6.29 x 2.91 x 0.32 inches |
| 6.63 ounces | 6.56 ounces |
| Midnight blue and Raven black | -- |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 411 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.6 |
| Performance | |
| Exynos 9611 chipset | Exynos 1280 (5 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Yes GPU |
| 9.27 | 6.12 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 11.74 | 15.42 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy M21 is just a bit better than the Samsung Galaxy A33 5G, with an 84.1 score against 77.8. These phones work with Android OS (operating system), but the Samsung Galaxy M21 has the older 11 version while Samsung Galaxy A33 5G has Android 12 version. Even being the best in this review, Samsung Galaxy M21's design is extremely older, a little heavier and a bit thicker than Samsung Galaxy A33 5G.
Galaxy M21 has a much greater hardware performance than Galaxy A33 5G, although it has less RAM memory, they both have a Octa-Core processor. The Galaxy M21 has a sharper screen than Galaxy A33 5G, although it has a little bit lower 1080 x 2340px resolution and a just a little worse display density, they both have a display of the same size.
The Galaxy M21 has a very superior camera than Samsung Galaxy A33 5G, although it has a smaller aperture which is worse for capturing photographs in low light environments, they both have a 48 megapixels resolution back-facing camera. The Galaxy A33 5G has a superior storage capacity for applications and games than Galaxy M21, because it has 128 GB internal storage and an external memory card slot that allows up to 1 TB.
Galaxy M21 features longer battery life than Galaxy A33 5G, because it has a 6000mAh battery size instead of 5000mAh.
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