Compare phones
| Global Score | |
| 73.1 | 78.9 |
| Basic Information | |
| Samsung | |
| Android 9.0 Pie, 8.0 Oreo | Android 11, 10, 9.0 Pie |
| 2018-07-13 | 2019-05-07 |
| 6.03 x 3.00 x 0.34 inches | 6.30 x 3.00 x 0.32 inches |
| 6.38 ounces | 5.89 ounces |
| Blue | Black, Purple and White |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 107.00 | $ 167.00 |
| Display / Screen | |
| 5.5 inches | 6 inches |
| 1280 x 720 pixels (HD) | 2160 x 1080 pixels |
| TFT | OLED |
| 267 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 670 SDM670 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Adreno 615 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 7.7 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.20 MP + 8.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 28.00mm 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 |
| 9.13 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3700mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.68 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Google Pixel 3a XL is a little bit better than the Samsung Galaxy J7 Star, having a overall score of 78.9 against 73.1. Both phones we are comparing here use Android OS (Operating System), but Google Pixel 3a XL has older 11 version and Samsung Galaxy J7 Star has Android 9.0 Pie version. The Google Pixel 3a XL is a newer device, and it's also just a bit thinner and a little lighter than the Samsung Galaxy J7 Star.
The Google Pixel 3a XL has a bit better performance than Galaxy J7 Star, and although they both have a Octa-Core processing unit, the Google Pixel 3a XL also has 2 GB more RAM. Google Pixel 3a XL has a brighter display than Galaxy J7 Star, because it has a bit larger screen, a lot better screen density and a lot higher resolution of 1080 x 2160 pixels.
The Samsung Galaxy J7 Star features a way bigger memory to store more games and applications than Google Pixel 3a XL, because although it has less internal storage capacity, it also counts with a slot for external memory cards that holds up to 400 GB. Google Pixel 3a XL has a bit better battery performance than Samsung Galaxy J7 Star, because it has a 12 percent greater battery size.
The Google Pixel 3a XL counts with a slightly better camera than Samsung Galaxy J7 Star, because although it has a smaller diafragm aperture which is not good for low-light captures and video and a back-facing camera with a worse 12.2 megapixels resolution, it also counts with a bigger camera sensor providing a better image quality and a much better (4K) video quality.
The Google Pixel 3a XL 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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