Compare phones
| Global Score | |
| 98 | 84.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 13, 12, 11, 10 | Android 11, 10 |
| 2020-03-06 | 2020-03-23 |
| 6.57 x 2.99 x 0.35 inches | 6.26 x 2.96 x 0.35 inches |
| 7.83 ounces | 6.63 ounces |
| Cosmic black and Cosmic grey | Midnight blue and Raven black |
| Aluminum and Glass (Corning Gorilla Glass 6) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 1400.00 | -- |
| Display / Screen | |
| 6.9 inches | 6.4 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| Dynamic AMOLED | Super AMOLED |
| 509 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 (7 nm) chipset | Exynos 9611 chipset |
| Kryo 585, 64-bit (Octa-Core 2840 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali-G72 MP3 GPU |
| 9.72 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.38 | 11.74 |
| Camera | |
| 108.00 MP + 40.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.42 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | 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 | FM Radio |
Comparison review
The Galaxy S20 Ultra 5G is better than Galaxy M21, having a 98 score against 84.1. Both devices we compare here include Android operating system, but Galaxy S20 Ultra 5G has newer 13 version and Galaxy M21 has Android 11, so it counts with a couple additional features. The Galaxy S20 Ultra 5G is a heavier cellphone than the Galaxy M21, but both of them are 0.35inches thick.
Galaxy S20 Ultra 5G counts with a bit better hardware performance than Galaxy M21, and although they both have a Octa-Core processing unit, the Galaxy S20 Ultra 5G also has a higher amount of RAM memory. Samsung Galaxy S20 Ultra 5G counts with a bit more vivid display than Samsung Galaxy M21, because it has a higher 1440 x 3200 resolution, a quite larger display and a better pixel amount in each inch in the display.
The Samsung Galaxy S20 Ultra 5G counts with a better camera than Galaxy M21, and although they both have a 0.5 inches camera sensor, the Samsung Galaxy S20 Ultra 5G also has a much higher 7680x4320 video quality, a camera with a much higher resolution and a larger camera aperture for better low light captures.
The Galaxy S20 Ultra 5G features much more storage to store more games and applications than Galaxy M21, because it has a SD extension slot that holds up to 1000 GB and 64 GB more internal storage capacity. The Galaxy M21 features improved battery duration than Galaxy S20 Ultra 5G, because it has a 20% larger battery size.
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