Compare phones
| Global Score | |
| 73.5 | 82.9 |
| Basic Information | |
| Samsung | |
| Android 9.0 Pie, 7.0 Nougat | Android 11, 10 |
| 2017-07-01 | 2020-08-20 |
| 6.00 x 2.94 x 0.31 inches | 5.67 x 2.73 x 0.32 inches |
| 6.38 ounces | 5.04 ounces |
| Black, Gold, Rose gold and Silver | Just black |
| Aluminum | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 349.00 |
| Display / Screen | |
| 5.5 inches | 5.8 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | OLED |
| 401 pixels per inch | 444 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.3 |
| Performance | |
| Samsung Exynos 7 Octa 7870 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 |
| 3 GB RAM | 6 GB RAM |
| Mali-T830 MP2 GPU | Adreno 618 GPU |
| 8.73 | 9.27 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 7.48 | 10.1 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.20 MP + 8.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 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-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3600mAh Battery | 3140mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 5.12 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Google Pixel 4a has a general score of 82.9, which is much better than Samsung Galaxy J7 (2017)'s 73.5 general score. These devices work with Android OS, but the Google Pixel 4a has the previous 11 version while Samsung Galaxy J7 (2017) has Android 9.0 Pie version. The Google Pixel 4a body is notably newer and a lot lighter than Samsung Galaxy J7 (2017)'s, but it's also a little bit thicker.
The Google Pixel 4a has a bit faster processor than Samsung Galaxy J7 (2017), and although they both have a Octa-Core processor, the Google Pixel 4a also has a larger amount of RAM. The Google Pixel 4a counts with a little sharper display than Samsung Galaxy J7 (2017), because it has a bit bigger screen, a little higher 1080 x 2340px resolution and a quite greater quantity of pixels in each inch of display.
Google Pixel 4a captures just a bit better videos and photos than Galaxy J7 (2017), because although it has a back camera with lesser megapixels resolution, and they both have a same size diafragm aperture, the Google Pixel 4a also counts with a lot better (4K) video definition. The Google Pixel 4a has a much bigger memory to install applications and games or saving photos and videos than Galaxy J7 (2017), because although it has no SD memory slot, it also counts with 128 GB internal memory capacity.
Samsung Galaxy J7 (2017) features a bit better battery performance than Google Pixel 4a, because it has a 15% larger battery size.
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