Compare phones
| Global Score | |
| 74.6 | 86.4 |
| Basic Information | |
| Samsung | Huawei |
| Android 8.0 Oreo | Android 10 |
| -- | 2020-04-07 |
| 6.04 x 3.04 x 0.32 inches | 5.86 x 2.80 x 0.33 inches |
| 6.14 ounces | 6.17 ounces |
| 16 777 216 | Black, Blush gold, Deep Sea blue, Ice white and Silver frost |
| Plastic | Glass and Metal |
| Scratch-Resistant Glass | -- |
| -- | $ 244.00 |
| Display / Screen | |
| 5.5 inches | 6.1 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | OLED |
| 267 pixels per inch | 422 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.3 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | HiSilicon Kirin 990 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2860 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| ARM Mali-G71 GPU | Mali-G76 MP16 GPU |
| 8.82 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 10.1 |
| Camera | |
| 13.00 MP + 8.00 MP | 50.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.90 aperture |
| 27.00mm focal length | 23.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.78 inches (1/1.28") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 9.02 | 12.21 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3000mAh Battery | 3800mAh Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.76 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Huawei P40 has an overall score of 86.4, which is much better than Samsung Galaxy J7 Duo's 74.6 overall score. These devices have Android OS (operating system), but the Huawei P40 has 10 version and Samsung Galaxy J7 Duo has Android 8.0 Oreo. Even being the best cellphone in our current comparison, the Huawei P40 is a a bit thicker and a little heavier cellphone than Samsung Galaxy J7 Duo.
The Huawei P40 counts with a sharper display than Galaxy J7 Duo, because it has a much higher resolution of 1080 x 2340px, a lot greater pixels quantity per display inch and a little bit bigger display. Huawei P40 features a greater memory to install games and applications than Galaxy J7 Duo, because although it has no SD extension slot, it also counts with 128 GB internal storage.
The Huawei P40 counts with a little bit better processing power than Galaxy J7 Duo, and although they both have a Octa-Core processing unit, the Huawei P40 also has more RAM memory. Huawei P40 shoots way better photos and videos than Galaxy J7 Duo, and although they both have a same size diafragm aperture, the Huawei P40 also has a way better 3840x2160 (4K) video definition, a much more mega-pixels camera and a much larger camera sensor taking more light and vivid colors.
Huawei P40 features improved battery duration than Galaxy J7 Duo, because it has 3800mAh of battery capacity.
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