| Global Score | |
| 85 | 87.4 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie | Android 5.0 |
| 2019-06-18 | 2015-04-11 |
| 6.11 x 2.91 x 0.31 inches | 5.65 x 2.78 x 0.27 inches |
| 5.93 ounces | 4.87 ounces |
| Midnight blue and Seawater blue | Black, Blue, Gold and White |
| Plastic | Aluminium and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 252.00 |
| Display / Screen | |
| 6.3 inches | 5.1 inches |
| 2340 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.9 |
| Performance | |
| Qualcomm Snapdragon 675 SM6150 chipset | Exynos 7 Octa 7420 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 6 GB RAM | 3 GB (1600 MHz) RAM |
| Adreno 612 GPU | Mali-T760 MP8 (650 MHz) GPU |
| 9.18 | 10.08 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 32.00 MP + 16.00 MP | 16.00 MP + 5.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 27.00mm focal length | 28.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.38 inches (1/2.6") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 10.78 | 10.01 |
| 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, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3500mAh Battery | 2550mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.44 | 4.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Samsung Galaxy S6 is a bit better than Galaxy M40, with an 87.4 score against 85. Both devices we are comparing here work with Android OS, but the Samsung Galaxy S6 has 5.0 version and Galaxy M40 has Android 10. Even though Samsung Galaxy S6 is older than the Galaxy M40, it's construction is somewhat lighter and somewhat thinner.
Galaxy S6 has a little faster processing unit than Galaxy M40, because although it has a lower amount of RAM, and they both have the same number of cores, the Galaxy S6 also counts with a 64-bits processing unit and an additional graphics co-processor. The Samsung Galaxy S6 counts with a much sharper display than Galaxy M40, because although it has a bit smaller screen, it also counts with a better 2560 x 1440 resolution and a better pixel density.
Galaxy M40 captures just a bit better pictures and videos than Galaxy S6, because although it has a tinier back camera sensor capturing less light and dull colors, and they both have the same video frame rate and the same 3840x2160 (4K) video quality, the Galaxy M40 also counts with a bigger aperture to take better low-light images and video and a much higher resolution back facing camera.
The Galaxy M40 has a much greater memory capacity to install applications and games or saving photos and videos than Galaxy S6, and although they both have the same internal storage capacity, the Galaxy M40 also has a slot for external memory cards that supports up to 512 GB. The Galaxy M40 features greater battery performance than Galaxy S6, because it has a 37 percent more battery capacity.
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