Compare phones
| Global Score | |
| 84.1 | 78.1 |
| Basic Information | |
| Samsung | ZTE |
| Android 11, 10 | Android 11 |
| 2020-03-23 | 2021-06-04 |
| 6.26 x 2.96 x 0.35 inches | 6.36 x 2.87 x 0.31 inches |
| 6.63 ounces | 6.63 ounces |
| Midnight blue and Raven black | Black, Gold, Green and White |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 749.00 |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 393 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 64.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.60 aperture |
| 26.00mm focal length | 35.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 11.55 | 11.99 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.1 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 4600mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.48 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M21 is just a bit better than ZTE Axon 30 Ultra, with a overall score of 84.1 against 78.1. Galaxy M21's body weights the same than the ZTE Axon 30 Ultra, but it is somewhat thicker. Both phones in this comparison come with the same Android 11 OS (operating system), so both of them should provide you identical OS features.
The Galaxy M21 features a bit sharper screen than ZTE Axon 30 Ultra, because although it has a little smaller screen and a little lower resolution of 1080 x 2340 pixels, it also counts with a just a little more pixels per inch of screen. The ZTE Axon 30 Ultra features a bit faster processor than Galaxy M21, and although they both have 8 CPU cores, the ZTE Axon 30 Ultra also has 4 GB more RAM memory.
The Samsung Galaxy M21 features a greater storage capacity for applications and games than ZTE Axon 30 Ultra, because although it has 0 less internal storage capacity, it also counts with a SD memory slot that holds a maximum of 512 GB. Galaxy M21 has better battery duration than ZTE Axon 30 Ultra, because it has a 6000mAh battery capacity against 4600mAh.
The ZTE Axon 30 Ultra shoots just a bit better videos and photos than Samsung Galaxy M21, because it has a much better video definition, a lot more mega-pixels back camera and a larger camera aperture for better low light photos and videos.
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