Compare phones
| Global Score | |
| 76.1 | 76.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 7.0 Nougat | Android 10 |
| 2017-06-20 | 2020-06-29 |
| 6.17 x 3.10 x 0.32 inches | 6.61 x 3.02 x 0.32 inches |
| 6.31 ounces | 6.81 ounces |
| 16 777 216 | Black |
| Aluminum | Plastic and Plastic |
| -- | $ 194.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 386 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| MediaTek Helio P20 MT6757 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Mali-T880 MP2 GPU | PowerVR GE8320 GPU |
| 9.27 | 9.27 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 9.84 |
| Camera | |
| 13.00 MP + 13.00 MP | 16.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.02 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| 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
The Samsung Galaxy J7 Max is a little bit better than Samsung Galaxy A21, with a 76.1 score against 76.1. Samsung Galaxy J7 Max is a just a little lighter cellphone than Samsung Galaxy A21, but both have the same thickness. These devices work with Android OS, but the Samsung Galaxy J7 Max has 7.0 Nougat version while Samsung Galaxy A21 has Android 10 version, so it counts with a lot of extra features and optimized performance.
Samsung Galaxy J7 Max has a bit more vivid display than Samsung Galaxy A21, because although it has a quite smaller screen, it also counts with a better display density and a better resolution of 1080 x 1920px. Samsung Galaxy A21's processing unit is just as good as the Galaxy J7 Max one, and although the Samsung Galaxy A21 has a lower amount of RAM memory, they both have a Octa-Core processor.
The Samsung Galaxy A21 takes slightly better photographs and videos than Samsung Galaxy J7 Max, because although it has a tinier aperture which is not good for capturing photographs in low light situations, and they both have the same 30 fps video frame rates and the same (Full HD) video resolution, the Samsung Galaxy A21 also counts with a back-facing camera with a higher 16 megapixels resolution.
The Galaxy A21 has a bigger memory for apps and games than Galaxy J7 Max, and although they both have equal 32 GB internal storage, the Galaxy A21 also has a slot for SD memory cards that holds up to 512 GB. The Samsung Galaxy A21 features longer battery performance than Samsung Galaxy J7 Max, because it has a 21% more battery size.
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