Compare phones
| Global Score | |
| 90.6 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-08-11 | 2019-04-10 |
| 6.23 x 5.04 x 0.25 inches | 5.69 x 2.72 x 0.31 inches |
| 9.56 ounces | 4.94 ounces |
| Phantom Black, Phantom Green and Phantom Silver | Black, Blue, Coral and White |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 7.6 inches | 5.9 inches |
| 2208 x 1768 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 372 pixels per inch | 437 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Exynos 7904 chipset |
| Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G71 MP2 GPU |
| 9.72 | 8.91 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 12.00 MP + 4.00 MP | 16.00 MP + 25.00 MP |
| f/2.20 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.7 | 9.46 |
| 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 | |
| 4400mAh Battery | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.24 | 5.12 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy Z Fold 3 is much better than the Galaxy A40, having a 90.6 score against 79.6. The Galaxy Z Fold 3 construction is extremely newer and thinner than the Galaxy A40's, but it's also notably heavier. Both of these phones use the same Android 11 OS (Operating System). Samsung Galaxy Z Fold 3 has a bit superior processor than Galaxy A40, and although they both have a Octa-Core processing unit, the Samsung Galaxy Z Fold 3 also has 8 GB more RAM memory.
The Galaxy A40 counts with a bit sharper screen than Galaxy Z Fold 3, because although it has a much lower 1080 x 2340 resolution and a really smaller screen, it also counts with a just a bit higher pixels quantity per inch of screen. The Galaxy Z Fold 3 features a bigger memory to install games and applications than Galaxy A40, because although it has no slot for an external memory card, it also counts with 192 GB more internal storage capacity.
Galaxy Z Fold 3 has a very superior battery lifetime than Samsung Galaxy A40, because it has a 42 percent larger battery capacity. The Galaxy A40 captures much better pictures and videos than Galaxy Z Fold 3, because it has a way bigger camera aperture to take better images in poorly lited environments and a camera in the back with much more mega pixels.
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