Compare phones
| Global Score | |
| 71.9 | 82.1 |
| Basic Information | |
| Samsung | |
| Android 9.0 Pie | Android 9.0 Pie, 8.0 Oreo |
| 2019-10-14 | 2018-08-27 |
| 6.25 x 2.96 x 0.35 inches | 6.39 x 3.03 x 0.30 inches |
| 6.56 ounces | 6.74 ounces |
| Diamond black and Twilight blue | Black and White |
| Glass (Corning Gorilla Glass 5) and Metal | Glass and Metal |
| Scratch-Resistant Glass | -- |
| $ 549.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 392 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 512 GPU |
| 9.72 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 400 GB) external memory slot |
| 10.1 | 11.34 |
| Camera | |
| 48.00 MP | 16.00 MP + 24.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") sensor |
| 7680 x 4320 (15 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 3840 x 2160 (60 fps) (4K) slow motion video | -- |
| 11.22 | 10.01 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 3700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.68 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A8 Star is much better than nubia Z20, with an 82.1 score against 71.9. These phones work with the same Android 9.0 Pie OS (Operating System). Samsung Galaxy A8 Star is an older and just a little bit heavier device than nubia Z20, but Samsung could make it somewhat thinner anyway.
The nubia Z20 has a little better hardware performance than Galaxy A8 Star, and although they both have a Octa-Core processing unit, the nubia Z20 also has 2 GB more RAM memory. Nubia Z20 counts with a little bit better screen than Samsung Galaxy A8 Star, because it has a quite better 1080 x 2340 pixels resolution, a little bit bigger display and a just a little better pixel density.
Galaxy A8 Star counts with more memory capacity to install applications and games than nubia Z20, because although it has 0 less internal storage capacity, it also counts with a SD memory card expansion slot that holds up to 400 GB. Nubia Z20 features a bit superior battery lifetime than Samsung Galaxy A8 Star, because it has a 4000mAh battery capacity instead of 3700mAh.
The nubia Z20 features a superior camera than Samsung Galaxy A8 Star, and although they both have a same size camera aperture, the nubia Z20 also has a back-facing camera with a much better 48 mega-pixels resolution, a lot higher 7680x4320 video quality and a much larger back-facing camera sensor taking more light and vivid colors.
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