Compare phones
| Global Score | |
| 74.7 | 84.1 |
| Basic Information | |
| Huawei | Samsung |
| HarmonyOS 3 | Android 11, 10 |
| 2023-04-08 | 2020-03-23 |
| 6.18 x 5.57 x 0.21 inches | 6.26 x 2.96 x 0.35 inches |
| 8.43 ounces | 6.63 ounces |
| Black, Dark Green, Gold, Purple and White | Midnight blue and Raven black |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 7.8 inches | 6.4 inches |
| 2224 x 2496 pixels | 2340 x 1080 pixels |
| OLED | Super AMOLED |
| 429 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 4G SM8475 (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 730 GPU | Mali-G72 MP3 GPU |
| 6.21 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 50.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 23.00mm focal length | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.22 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.6 | 6.7 |
| Battery Life | |
| 4800mAh Nano SIM Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass and Gyroscope | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 has a score of 84.1, which is better than Huawei Mate X3's 74.7 overall score. Galaxy M21 has Android 11 operating system, and Huawei Mate X3 works with HarmonyOS 3 operating system. The Galaxy M21 design is extremely lighter than Huawei Mate X3, although it's much thicker and was released 3 years before.
Samsung Galaxy M21 features a bit better screen than Huawei Mate X3, although it has a quite worse pixel density, a much lower resolution of 1080 x 2340 pixels and a bit smaller display. Huawei Mate X3 features a greater memory capacity for apps and games than Samsung Galaxy M21, because although it has no slot for an external memory card, it also counts with 192 GB more internal memory.
Galaxy M21 counts with a much more powerful CPU than Huawei Mate X3, although it has 4 GB less RAM memory, they both have 8 CPU cores. Galaxy M21 counts with improved battery performance than Huawei Mate X3, because it has 6000mAh of battery capacity. Galaxy M21 captures a little bit better photographs and videos than Huawei Mate X3, although it has a lower video resolution, a worse resolution back-facing camera and a smaller camera aperture.
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