Compare phones
| Global Score | |
| 73.1 | 84.1 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11 | Android 11, 10 |
| 2021-07-29 | 2020-03-23 |
| 6.26 x 2.88 x 0.32 inches | 6.26 x 2.96 x 0.35 inches |
| 6.67 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 411 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 8.4 |
| Performance | |
| MediaTek Dimensity 1200 MT6893 chipset | Exynos 9611 chipset |
| Cortex-A78, 64-bit, 6 nm (Octa-Core 3000 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G77 MC9 GPU | Mali-G72 MP3 GPU |
| 9.72 | 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 | |
| 50.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.11 | 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, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 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 an overall score of 84.1, which is much better than the OnePlus Nord 2 5G's general score of 73.1. The Galaxy M21 is an older and a little bit thicker device than the OnePlus Nord 2 5G, but Samsung was able to make it just a bit lighter anyway. These phones use the same Android 11 operating system, so you shouldn't notice any differences in that aspect.
The Galaxy M21 features a little more vivid display than OnePlus Nord 2 5G, although it has a bit lower quantity of pixels per inch in the screen and a bit lower resolution of 1080 x 2340, they both have a screen with the same size. The OnePlus Nord 2 5G features just a little better processing power than Galaxy M21, and although they both have a Octa-Core CPU, the OnePlus Nord 2 5G also has 2 GB more RAM memory.
Galaxy M21 has a slightly better camera than OnePlus Nord 2 5G, although it has a lower video definition, a back facing camera with less MP and a smaller diafragm aperture which is not good for taking images or video in low light environments. The Samsung Galaxy M21 features more storage for applications, games, photos and videos than OnePlus Nord 2 5G, because although it has only 64 GB internal storage, it also counts with a SD card slot that holds a maximum of 512 GB.
Samsung Galaxy M21 has longer battery lifetime than OnePlus Nord 2 5G, because it has a 33 percent larger battery size.
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