Compare phones
| Global Score | |
| 81.5 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 13 | Android 11, 10 |
| -- | 2020-03-23 |
| 6.43 x 3.07 x 0.35 inches | 6.26 x 2.96 x 0.35 inches |
| -- | 6.63 ounces |
| -- | Midnight blue and Raven black |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 3080 x 1440 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 500 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 (4 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 740 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 + 40.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 69.00mm focal length | 26.00mm focal length |
| 0.77 inches (1/1.3") sensor | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.43 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | 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 |
| 10.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M21 has a global score of 84.1, which is slightly better than Samsung Galaxy S23 Ultra's 81.5 global score. Galaxy M21 is a incredibly heavier cellphone than the Samsung Galaxy S23 Ultra, but both are 0.35inches thick. These phones include Android operating system, but the Galaxy M21 has older 11 version and Samsung Galaxy S23 Ultra has Android 13.
Samsung Galaxy M21 features a little more vivid screen than Galaxy S23 Ultra, although it has a way worse resolution of 1080 x 2340, a just a bit lower screen density and a quite smaller display. Galaxy M21 counts with a better storage capacity for apps and games than Galaxy S23 Ultra, because although it has only 64 GB internal memory capacity, it also counts with a SD extension slot that admits up to 512 GB.
Galaxy M21 has a really superior processing power than Galaxy S23 Ultra, although it has a lower amount of RAM, they both have 8 cpu cores. The Samsung Galaxy S23 Ultra captures clearer videos and photos than Galaxy M21, because it has a much higher 200 megapixels resolution camera, a lot bigger sensor which offers a way higher photo and video quality and a larger diafragm aperture for better low-light captures.
The Galaxy M21 has superior battery duration than Samsung Galaxy S23 Ultra, because it has a 6000mAh battery size.
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