The Cubot J3 is a tiny smartphone by modern standards and can easily be used with one hand. However, this is where things start to fall down, as we shall explain in this review. Read on to find out how this small budget smartphone fares against its competitors and whether it has more to offer than just its diminutive stature.
https://www.notebookcheck.net/Cubot-J3-Smartphone-Review.415901.0.html
I see x1c was tested also after undervolted. Do you think you can do it for dell as well?