Compare phones
| Global Score | |
| 72.2 | 84.1 |
| Basic Information | |
| Kyocera | Samsung |
| Android 10 | Android 11, 10 |
| 2021-01-20 | 2020-03-23 |
| 6.50 x 2.95 x 0.63 inches | 6.26 x 2.96 x 0.35 inches |
| 9.81 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| LCD | Super AMOLED |
| 439 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.3 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 765G SM7150-AB chipset | Exynos 9611 chipset |
| Kryo 475, 64-bit, 7 nm (Octa-Core 2400 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 620 GPU | Mali-G72 MP3 GPU |
| 9.36 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSD (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.42 | 11.74 |
| Camera | |
| 24.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 8.58 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.0, EDR | 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 has a score of 84.1, which is better than Kyocera DuraForce Ultra's global score of 72.2. These devices work with Android OS (Operating System), but the Galaxy M21 has a more recent 11 version while Kyocera DuraForce Ultra has Android 10, so it counts with a couple nice extra features and enhanced performance. The Galaxy M21 is an older cellphone than the Kyocera DuraForce Ultra, but it's noticeably thinner and notably lighter anyway.
The Kyocera DuraForce Ultra has a little better processing power than Samsung Galaxy M21, and although they both have the same number of cores, the Kyocera DuraForce Ultra also has more RAM memory. Galaxy M21 has a bit more vivid screen than Kyocera DuraForce Ultra, because although it has a quite worse pixels quantity in each inch in the screen, it also counts with a quite better 1080 x 2340 pixels resolution and a larger display.
Galaxy M21 counts with a much better camera than Kyocera DuraForce Ultra, because although it has a tinier aperture which is not so good for shooting photos and/or video in low light situations, and they both have the same video definition and the same video frame rates, the Galaxy M21 also counts with a way more MP camera in the back.
The Kyocera DuraForce Ultra has a lot bigger memory for apps and games than Galaxy M21, because it has more internal storage and a slot for SD memory cards that supports a maximum of 1 TB. Galaxy M21 features greater battery lifetime than Kyocera DuraForce Ultra, because it has a 33% more battery size.
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