Compare phones
| Global Score | |
| 84.1 | 80.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android |
| 2020-03-23 | -- |
| 6.26 x 2.96 x 0.35 inches | -- |
| 6.63 ounces | -- |
| Midnight blue and Raven black | -- |
| Plastic and Plastic | Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 3088 x 1440 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 501 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 8 Gen 3 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Yes GPU |
| 9.27 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 200.00 MP + 12.00 MP |
| f/2.00 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 | 10.23 |
| 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 Dual Nano SIM + eSIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.3 |
| 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
The Galaxy M21 has a general score of 84.1, which is just a bit better than Galaxy S24 Ultra's score of 80.2. Galaxy M21 has Android 11 operating system, and Galaxy S24 Ultra counts with Android operating system. Galaxy M21 features just a bit better looking display than Galaxy S24 Ultra, although it has a bit smaller display, a way worse 1080 x 2340 pixels resolution and a just a bit lower pixels density.
Galaxy M21 counts with a way better hardware performance than Samsung Galaxy S24 Ultra, although it has a lower amount of RAM, they both have the same number of cores. Samsung Galaxy M21 takes much clearer videos and photos than Samsung Galaxy S24 Ultra, although it has a back camera with a much lower 48 megapixels resolution.
Galaxy S24 Ultra counts with a greater memory to install applications and games or saving photos and videos than Galaxy M21, because although it has no slot for an SD memory card, it also counts with 256 GB internal memory. Samsung Galaxy M21 has improved battery lifetime than Galaxy S24 Ultra, because it has 6000mAh of battery capacity instead of 5000mAh.
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