Compare phones
| Global Score | |
| 74.6 | 82.9 |
| Basic Information | |
| Samsung | |
| Android 8.0 Oreo | Android 11, 10 |
| -- | 2020-08-20 |
| 6.04 x 3.04 x 0.32 inches | 5.67 x 2.73 x 0.32 inches |
| 6.14 ounces | 5.04 ounces |
| 16 777 216 | Just black |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 349.00 |
| Display / Screen | |
| 5.5 inches | 5.8 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| Super AMOLED | OLED |
| 267 pixels per inch | 444 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.3 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 730G SM7150-AA chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| ARM Mali-G71 GPU | Adreno 618 GPU |
| 8.82 | 9.27 |
| 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 | 12.20 MP + 8.00 MP |
| f/1.90 aperture | f/1.70 aperture |
| 27.00mm focal length | 27.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.39 inches (1/2.55") 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 |
| 9.02 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 3140mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 5.12 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Google Pixel 4a has a score of 82.9, which is better than Samsung Galaxy J7 Duo's 74.6 score. Google Pixel 4a is a lighter cellphone than Samsung Galaxy J7 Duo, but both of them are equally thin. Both of these phones have Android OS (operating system), but the Google Pixel 4a has the older 11 version and Samsung Galaxy J7 Duo has Android 8.0 Oreo.
The Google Pixel 4a has a better looking display than Galaxy J7 Duo, because it has a way better 1080 x 2340px resolution, a way higher count of pixels per display inch and a quite bigger display. Google Pixel 4a counts with a bit more powerful processor than Samsung Galaxy J7 Duo, and although they both have a Octa-Core processing unit, the Google Pixel 4a also has 2 GB more RAM memory.
Google Pixel 4a has a little bit better camera than Galaxy J7 Duo, because although it has a less mega pixels resolution back facing camera, it also counts with a bigger sensor taking higher quality videos and photos, a much better video definition and a bigger aperture to take better images in low-light situations.
The Google Pixel 4a counts with a greater storage to install games and applications than Samsung Galaxy J7 Duo, because although it has no SD card slot, it also counts with 96 GB more internal memory. Google Pixel 4a counts with a bit better battery duration than Galaxy J7 Duo, because it has 3140mAh of battery capacity.
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