Compare phones
| Global Score | |
| 73.1 | 86.4 |
| Basic Information | |
| Samsung | Huawei |
| Android 9.0 Pie, 8.0 Oreo | Android 10 |
| 2018-07-13 | 2020-04-07 |
| 6.03 x 3.00 x 0.34 inches | 5.86 x 2.80 x 0.33 inches |
| 6.38 ounces | 6.17 ounces |
| Blue | Black, Blush gold, Deep Sea blue, Ice white and Silver frost |
| -- | Glass and Metal |
| Scratch-Resistant Glass | -- |
| $ 107.00 | $ 244.00 |
| Display / Screen | |
| 5.5 inches | 6.1 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| TFT | OLED |
| 267 pixels per inch | 422 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.3 |
| Performance | |
| Samsung Exynos 7 Octa 7870 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 |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Mali-G76 MP16 GPU |
| 8.73 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 50.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm 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 |
| 9.13 | 12.21 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 5.76 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Huawei P40 is much better than the Samsung Galaxy J7 Star, with an 86.4 score against 73.1. Huawei P40's design is newer, a little lighter and just a little thinner than Samsung Galaxy J7 Star. Both devices we compare here use Android OS (Operating System), but the Huawei P40 has an older 10 version and Samsung Galaxy J7 Star has Android 9.0 Pie.
Huawei P40 has a more vivid screen than Galaxy J7 Star, because it has a lot greater count of pixels per inch of screen, a much higher 1080 x 2340 resolution and a quite larger display. Huawei P40 has a superior processor than Samsung Galaxy J7 Star, and although they both have a Octa-Core CPU, the Huawei P40 also has a larger amount of RAM.
Huawei P40 features a lot better camera than Galaxy J7 Star, because although it has a tinier aperture which is not so good for low light captures and video, it also counts with a back-facing camera with lot more MP, a lot better (4K) video quality and a lot larger back-facing camera sensor shooting much higher quality videos and pictures.
The Huawei P40 has a bit bigger storage capacity for games and applications than Samsung Galaxy J7 Star, because although it has no SD memory slot, it also counts with 96 GB more internal storage. The Huawei P40 has a bit better battery life than Galaxy J7 Star, because it has 3800mAh of battery capacity instead of 3300mAh.
The Huawei P40 is a lot more expensive than the Samsung Galaxy J7 Star, but you can get a better phone for that extra dollars.
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