Compare phones
| Global Score | |
| 82.1 | 85 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo | Android 10, 9.0 Pie |
| 2018-08-27 | 2019-06-18 |
| 6.39 x 3.03 x 0.30 inches | 6.11 x 2.91 x 0.31 inches |
| 6.74 ounces | 5.93 ounces |
| Black and White | Midnight blue and Seawater blue |
| Glass and Metal | Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.3 inches |
| 2220 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 392 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 675 SM6150 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 512 GPU | Adreno 612 GPU |
| 9.27 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.34 | 14.14 |
| Camera | |
| 16.00 MP + 24.00 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 |
| 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 |
| 10.01 | 10.78 |
| 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+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3700mAh Li - Ion Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.68 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy M40 has a global score of 85, which is slightly better than the Galaxy A8 Star's 82.1 score. Both phones in this review have Android OS (Operating System), but the Galaxy M40 has an older 10 version and Galaxy A8 Star has Android 9.0 Pie version. Galaxy M40 is a newer and somewhat lighter phone than the Galaxy A8 Star, but it is also a little bit thicker.
Galaxy M40 features a bit more vivid display than Galaxy A8 Star, and although they both have a screen of the same size, the Galaxy M40 also has a bit higher resolution of 1080 x 2340 and a little bit more pixels per display inch. Samsung Galaxy A8 Star features just a bit better hardware performance than Samsung Galaxy M40. They have the same number of cores and 6 GB of RAM.
Samsung Galaxy M40 counts with a very superior storage for games and applications than Galaxy A8 Star, because it has 128 GB internal memory capacity and a SD memory slot that supports a maximum of 512 GB. The Samsung Galaxy M40 captures just a bit better photos and videos than Galaxy A8 Star, and although they both have a same size back-facing camera sensor, the same aperture, the same 3840x2160 (4K) video definition and the same 30 fps video frame rates, the Samsung Galaxy M40 also has a back facing camera with lot more mega-pixels.
The Galaxy A8 Star counts with a bit better battery performance than Galaxy M40, because it has a 6 percent more battery size.
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