Compare phones
| Global Score | |
| 72.6 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 15 | Android 11, 10 |
| -- | 2020-03-23 |
| -- | 6.26 x 2.96 x 0.35 inches |
| -- | 6.63 ounces |
| -- | Midnight blue and Raven black |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| -- | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| -- | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 2.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8650 (4 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 830 GPU | Mali-G72 MP3 GPU |
| 6.21 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 200.00 MP + 10.00 MP | 48.00 MP + 20.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.42 | 11.55 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7.6 | 6.7 |
| Battery Life | |
| 3050mAh Dual Nano SIM + eSIM Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.04 | 7.52 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 is much better than the Samsung Galaxy S25 Edge (Rumored), with a global score of 84.1 against 72.6. Both of these devices use Android operating system, but Galaxy M21 has older 11 version and Samsung Galaxy S25 Edge (Rumored) has Android 15 version. The Samsung Galaxy M21 has a much sharper screen than Galaxy S25 Edge (Rumored), although it has a bit smaller display.
Samsung Galaxy M21 counts with a quite bigger storage to install applications and games or saving photos and videos than Samsung Galaxy S25 Edge (Rumored), because although it has only 64 GB internal memory, it also counts with a SD extension slot that holds a maximum of 512 GB. Samsung Galaxy M21 counts with a very superior processor than Galaxy S25 Edge (Rumored), because although it has a smaller amount of RAM, it also counts with a larger number of faster cores.
Galaxy S25 Edge (Rumored) has a better camera than Galaxy M21, because it has a back camera with a lot higher resolution, a much larger sensor and a way higher video definition. Galaxy M21 counts with a way better battery performance than Samsung Galaxy S25 Edge (Rumored), because it has a 97 percent greater battery size.
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