The Galaxy S8 and S8+ will be capable of shooting and playing 4K video at 120 frames per second via an external monitor. But make sure that the 4K video should be included in Galaxy S8 playable 4K file formats such as 4K MP4, 4K AVI, 4K WMV, 4K MKV, you will fail to open some 4K files such as 4K MXF, 4K Prores, 4K XAVC/XAVC S on Galaxy S8.
The best phone amongst these phones would be the LG G7 ThinQ as it gives better specifications at a lower price.
Processor: The LG G7 ThinQ comes with the Qualcomm Snapdragon 845 processor which is better than the processors of the other two.
Camera: The LG G7 ThinQ has a camera of 16 MP + 16 MP with F1.6 aperture.
Check Full Device Specifications LG G7 vs LG V30 vs Samsung Galaxy S8
To soft reset a frozen Galaxy S8 or S8 Plus you need to hold the power button and the volume-down button for roughly 7 seconds.
Let go of the buttons once you feel the device vibrate and see the Samsung Galaxy S8 logo on the screen.
Your phone will then reboot, and hopefully, start working properly once again. Unfortunately, if you were working on something in an app, you'll likely lose your progress.
Samsung Galaxy S9 is a better choice in comparison to Samsung Galaxy s8 and Samsung Galaxy Note 8 as it comes with a better processor and a better Dual camera configuration.
Let us check the comparison of the three devices in details:-
Samsung Galaxy S9 comes with a better 2.3 GHz Samsung Exynos 9 Octa 9810 processor which is much better in performance in comparison to 2.3 GHz Samsung Exynos 9 Octa 8895 and 2.3 GHz Samsung Exynos 9 Octa 8895 processor.It can be proved by comparing the benchmark score of the given devices.
Antutu Benchmark score for Samsung Galaxy S9 is 265,267 and for Samsung Galaxy S8 is 194,971 and for Samsung Galaxy Note 8 is 172,200 (Higher the better).
Geekbench score (Single Core) for Samsung Galaxy S9 is 3648 and for Samsung Galaxy S8 is 1379 and for Samsung Galaxy Note 8 is 1989 (Higher the better)
Samsung Galaxy S9 is a better choice as it comes with a much better camera configuration and performance as it offers a better (12+ 12 MP) primary Dual camera in comparison with 12 MP primary camera in Samsung Galaxy S8 and Samsung Galaxy Note 8. With the addition of Dual camera configuration, Samsung Galaxy S9 offers a much better camera performance in all outdoor and indoor situation.
Now it is completely understood that Samsung Galaxy S9 is a much better choice in comparison to Samsung Galaxy S8.
For all the other details of comparison, you can check the following link Samsung Galaxy S9 vs Samsung Galaxy S8
Galaxy S8 vs OnePlus 5
Both the phones have their pros and cons, I think you should go for OnePlus 5. OnePlus 5 has the following advantages over Galaxy S8 -
But it's not that Galaxy S8 does not have any advantages over OnePlus 5:-
There are many things which are common between them one of them is their processor's performance.
Verdict:- OnePlus 5 has many advantages over Galaxy S8 such as more RAM, more storage, Dual camera and the best is you are getting all these features and specs at a very good and relatively lesser price than Galaxy S8.
You can check the complete comparison on 91mobiles link:-OnePlus 5 vs Galaxy S8