Compare phones
| Global Score | |
| 85 | 90.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-06-18 | 2020-04-29 |
| 6.11 x 2.91 x 0.31 inches | 6.26 x 2.90 x 0.34 inches |
| 5.93 ounces | 6.60 ounces |
| Midnight blue and Seawater blue | Prism cube black |
| Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.3 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 675 SM6150 chipset | Samsung Exynos 980 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 612 GPU | Mali-G76 MP5 GPU |
| 9.18 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 14.14 | 15.38 |
| Camera | |
| 32.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") 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 | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.78 | 11.55 |
| 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), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3500mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A51 5G has a score of 90.8, which is a bit better than Galaxy M40's score of 85. Both devices in this comparison review have Android OS, but Galaxy A51 5G has a more recent 11 version and Galaxy M40 has Android 10. Galaxy A51 5G's construction is newer than Galaxy M40's, although it's just a little thicker and heavier.
Samsung Galaxy A51 5G has a display that's very similar to the Galaxy M40 one, because although the Samsung Galaxy A51 5G has a just a bit less pixels per inch in the screen, it also counts with a bit higher resolution of 1080 x 2400px and a little bit bigger screen. Galaxy A51 5G counts with a bit better processor than Samsung Galaxy M40. Both of them have 8 cpu cores and a 6 GB RAM memory.
The Galaxy A51 5G features a little bit better camera than Samsung Galaxy M40, because although it has a smaller camera aperture which is worse for low light captures and video, and they both have the same 3840x2160 video definition and the same video frame rate, the Galaxy A51 5G also counts with a much larger back-facing camera sensor providing a way better image quality and a back facing camera with a way better 48 mega-pixels resolution.
The Galaxy A51 5G has a little bit more storage for applications, games, photos and videos than Galaxy M40, and although they both have exactly the same internal storage, the Galaxy A51 5G also has an external SD slot that allows a maximum of 1000 GB. The Galaxy A51 5G has improved battery duration than Samsung Galaxy M40, because it has 4500mAh of battery capacity against 3500mAh.
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