Compare phones
| Global Score | |
| 76.7 | 85 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 8.0 Oreo | Android 10, 9.0 Pie |
| 2018-06-28 | 2019-06-18 |
| 6.27 x 2.98 x 0.32 inches | 6.11 x 2.91 x 0.31 inches |
| 6.24 ounces | 5.93 ounces |
| Black, Blue, Gold and Pink | Midnight blue and Seawater blue |
| Plastic | Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6 inches | 6.3 inches |
| 1480 x 720 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 274 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 675 SM6150 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Adreno 612 GPU |
| 8.91 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 14.14 |
| Camera | |
| 16.00 MP + 16.00 MP | 32.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm 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 | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.46 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3500mAh Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 5.44 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy M40 is better than Samsung Galaxy J8, with a score of 85 against 76.7. Both of these phones include the same Android 10 OS (operating system), so both of them should give all the same operating system features. Galaxy M40's design is newer, a bit thinner and a bit lighter than the Samsung Galaxy J8.
Samsung Galaxy M40 has a brighter display than Galaxy J8, because it has a quite larger screen, a much higher 1080 x 2340 pixels resolution and a higher count of pixels per display inch. Galaxy M40 counts with a bit faster CPU than Galaxy J8, and although they both have a Octa-Core CPU, the Galaxy M40 also has a greater amount of RAM memory.
The Galaxy M40 features a superior camera than Galaxy J8, and although they both have a same size back-facing camera sensor and a F1.7 diafragm aperture, the Galaxy M40 also has a camera in the back with much more mega pixels and a much better 3840x2160 video definition. Galaxy M40 features a way bigger memory capacity for games and applications than Samsung Galaxy J8, because it has 128 GB internal storage capacity and a SD extension slot that holds up to 512 GB.
The Galaxy M40 has a battery lifetime that's very similar to the battery performance in Galaxy J8.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.