Compare phones
| Global Score | |
| 78.9 | 84.1 |
| Basic Information | |
| Samsung | |
| Android 11, 10, 9.0 Pie | Android 11, 10 |
| 2019-05-07 | 2020-03-23 |
| 6.30 x 3.00 x 0.32 inches | 6.26 x 2.96 x 0.35 inches |
| 5.89 ounces | 6.63 ounces |
| Black, Purple and White | Midnight blue and Raven black |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 167.00 | -- |
| Display / Screen | |
| 6 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| OLED | Super AMOLED |
| 402 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 670 SDM670 chipset | Exynos 9611 chipset |
| Kryo 360, 64-bit, 10 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 615 GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 11.74 |
| Camera | |
| 12.20 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 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 |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 3700mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.68 | 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 |
Comparison review
The Galaxy M21 has a score of 84.1, which is slightly better than the Google Pixel 3a XL's 78.9 general score. Galaxy M21's body is newer, but heavier and a bit thicker than the Google Pixel 3a XL. Both phones in this review come with the same Android 11 operating system, so they should give very similar operating system features.
Galaxy M21 counts with a bit better processing power than Google Pixel 3a XL. Both of them have a 4 GB RAM and the same number of cores. The Samsung Galaxy M21 has a slightly better screen than Google Pixel 3a XL, because it has a quite bigger display, a little bit higher display density and a slightly better 1080 x 2340px resolution.
The Galaxy M21 features a much greater memory to store more games and applications than Google Pixel 3a XL, and although they both have equal internal memory, the Galaxy M21 also has a SD memory slot that allows up to 512 GB. Samsung Galaxy M21 features a superior camera than Google Pixel 3a XL, because although it has a tinier aperture which is not nice for low-light captures and video, and they both have the same 3840x2160 (4K) video quality and the same video frame rates, the Samsung Galaxy M21 also counts with a lot more mega pixels camera in the back and a much bigger back-facing camera sensor taking way better quality videos and photos.
Samsung Galaxy M21 features a much longer battery duration than Google Pixel 3a XL, because it has 6000mAh of battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.