Compare phones
| Global Score | |
| 76.1 | 90.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 7.0 Nougat | Android 11, 10 |
| 2017-06-20 | 2020-04-29 |
| 6.17 x 3.10 x 0.32 inches | 6.26 x 2.90 x 0.34 inches |
| 6.31 ounces | 6.60 ounces |
| 16 777 216 | Prism cube black |
| Aluminum | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 386 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| MediaTek Helio P20 MT6757 chipset | Samsung Exynos 980 chipset |
| ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-T880 MP2 GPU | Mali-G76 MP5 GPU |
| 9.27 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 8.88 | 15.38 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.02 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A51 5G has a global score of 90.8, which is much better than the Samsung Galaxy J7 Max's overall score of 76.1. Samsung Galaxy A51 5G's body is notably newer, but a bit heavier and just a little bit thicker than Samsung Galaxy J7 Max. Both phones we are comparing here include Android OS (operating system), but the Samsung Galaxy A51 5G has the older 11 version and Samsung Galaxy J7 Max has Android 7.0 Nougat version.
Samsung Galaxy J7 Max and Galaxy A51 5G feature very similar processing units, and although the Galaxy A51 5G has more RAM, they both have a Octa-Core processing unit. Galaxy A51 5G counts with a slightly better looking display than Galaxy J7 Max, because it has a bit greater pixel count in each screen inch, a little bigger display and a slightly better resolution of 1080 x 2400 pixels.
The Samsung Galaxy A51 5G counts with a way bigger memory capacity to install applications and games or saving photos and videos than Galaxy J7 Max, because it has more internal storage and a slot for an SD memory card that holds up to 1000 GB. Samsung Galaxy A51 5G counts with superior battery life than Samsung Galaxy J7 Max, because it has a 4500mAh battery capacity.
Galaxy A51 5G shoots greater pictures and videos than Galaxy J7 Max, because although it has a tinier aperture, it also counts with a much more megapixels back camera and a lot better (4K) video definition.
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