Compare phones
| Global Score | |
| 74.8 | 84.1 |
| Basic Information | |
| Samsung | |
| Android 11 | Android 11, 10 |
| 2021-06-21 | 2020-03-23 |
| 6.24 x 2.89 x 0.33 inches | 6.26 x 2.96 x 0.35 inches |
| 6.56 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 |
| Super 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 | |
| Qualcomm Snapdragon 888 SM8350 chipset | Exynos 9611 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G72 MP3 GPU |
| 9.63 | 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 | |
| 64.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 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 | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.43 | 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 Nano SIM Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | 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
Samsung Galaxy M21 has a general score of 84.1, which is much better than realme GT 5G's score of 74.8. Both of these devices work with the same Android 11 OS (Operating System), so you shouldn't notice any difference in that aspect. Even being the best cellphone we compare here, the Samsung Galaxy M21 is an older, a little thicker and just a little bit heavier cellphone than realme GT 5G.
The Samsung Galaxy M21 features a bit sharper screen than realme GT 5G, although it has a bit worse 1080 x 2340px resolution and a little bit worse pixels amount in each inch of screen, they both have a same size screen. The realme GT 5G has a bit more powerful processor than Samsung Galaxy M21, and although they both have 8 cores, the realme GT 5G also has a larger amount of RAM memory.
The realme GT 5G shoots clearer videos and photos than Galaxy M21, and although they both have the same 3840x2160 (4K) video resolution, the realme GT 5G also has faster video frame rates, a back-facing camera with much more mega pixels, a larger camera aperture to capture better photos in poorly lited situations and a larger sensor providing a higher image quality.
Galaxy M21 has more memory for applications, games, photos and videos than realme GT 5G, because although it has 0 less internal storage capacity, it also counts with a SD memory slot that supports up to 512 GB. The Samsung Galaxy M21 features greater battery life than realme GT 5G, because it has a 33% more battery size.
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