Compare phones
| Global Score | |
| 79.6 | 76.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 10, 8.0 Oreo |
| 2019-04-10 | 2018-06-28 |
| 5.69 x 2.72 x 0.31 inches | 6.27 x 2.98 x 0.32 inches |
| 4.94 ounces | 6.24 ounces |
| Black, Blue, Coral and White | Black, Blue, Gold and Pink |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.9 inches | 6 inches |
| 2340 x 1080 pixels | 1480 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 437 pixels per inch | 274 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.2 |
| Performance | |
| Exynos 7904 chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G71 MP2 GPU | Adreno 506 GPU |
| 8.91 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 10.78 |
| Camera | |
| 16.00 MP + 25.00 MP | 16.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.46 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 3100mAh Li - Polymer Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.12 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy A40 has a general score of 79.6, which is a little bit better than the Galaxy J8's 76.7 overall score. Samsung Galaxy A40 is a newer cellphone, and it is also just a bit thinner and extremely lighter than Galaxy J8. Both of these phones come with Android OS (operating system), but Samsung Galaxy A40 has a more recent 11 version while Galaxy J8 has Android 10 version, so it gives a couple nice extra features and optimized performance.
Galaxy J8's CPU is very similar to the Samsung Galaxy A40 one, both of them have 8 cores and a 4 GB RAM. Galaxy A40 has a better looking screen than Galaxy J8, because although it has a bit smaller screen, it also counts with a way greater pixels count per inch of screen and a way better resolution of 1080 x 2340px.
The Samsung Galaxy J8 and Galaxy A40 count with quite similar cameras, they have the same 30 fps video frame rate, the same 1920x1080 (Full HD) video resolution, a same size sensor, a same size aperture and a 16 mega-pixels camera in the back. Galaxy A40 counts with a slightly better storage to install applications and games or saving photos and videos than Galaxy J8, and although they both have equal internal memory capacity, the Galaxy A40 also has a SD memory card expansion slot that allows up to 512 GB.
The Galaxy J8 features just a little bit longer battery life than Galaxy A40, because it has a 3500mAh battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.