| Global Score | |
| 75.4 | 85 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4.4 | Android 10, 9.0 Pie |
| 2015-01-11 | 2019-06-18 |
| 5.94 x 3.00 x 0.25 inches | 6.11 x 2.91 x 0.31 inches |
| 4.97 ounces | 5.93 ounces |
| Blue, Gold and White | Midnight blue and Seawater blue |
| Metal | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 360.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 401 pixels per inch | 409 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 615 8939 chipset | Qualcomm Snapdragon 675 SM6150 chipset |
| 64-bit ARM Cortex-A53 (Quad-Core 1500 MHz + Quad-Core 1000 MHz) processor | Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 2 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 405 (500 MHz) GPU | Adreno 612 GPU |
| 9.45 | 9.18 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.16 | 14.14 |
| Camera | |
| 13.00 MP + 5.00 MP | 32.00 MP + 16.00 MP |
| -- | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 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 |
| 8.03 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 7 | 6.7 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 17 hours talk time | -- |
| 4.56 | 5.44 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Galaxy M40 has a general score of 85, which is better than the Galaxy A7's overall score of 75.4. Both of these devices include Android OS (operating system), but the Galaxy M40 has an older 10 version and Galaxy A7 has Android 4.4.4 version. Galaxy M40 is a extremely newer device than the Galaxy A7, but it's thicker and somewhat heavier.
The Samsung Galaxy A7 has a brighter display than Samsung Galaxy M40, although it has a little worse 1920 x 1080 resolution, a bit worse display pixels density and a bit smaller screen. Galaxy M40 counts with a much better memory to install games and applications than Galaxy A7, because it has more internal memory capacity and an external memory slot that admits a maximum of 512 GB.
Galaxy A7 has a little bit better hardware performance than Galaxy M40, because although it has a lower amount of RAM, and they both have a Octa-Core CPU, the Galaxy A7 also counts with an additional graphics co-processor and a 64 bits CPU. The Galaxy M40 counts with superior battery duration than Galaxy A7, because it has 3500mAh of battery capacity.
Samsung Galaxy M40 has a very superior camera than Samsung Galaxy A7, because it has a lot higher video definition and a much better resolution camera.
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