Meagre model. Lenovo is trying to make a splash in the compact ultrabook market by giving its laptops a makeover. The company has introduced new branding, the latest Intel CPUs and slimmer cases, but has it done enough to disrupt an already saturated market? Read on to find out whether its first non-convertible Yoga laptop, the Yoga S730-13IWL, or confusingly the 730s-13IWL in North America, can challenge its competitors.

3-in-1 convertible. The new Yoga Book has an E-Ink display instead of a keyboard and can be considered a combination of a laptop, a tablet and an e-reader. On top of that, you can also digitalize text and drawings with this all-rounder. The device is based on its predecessor from 2016 but offers many changes and improvements. For instance, it provides better performance. On the other hand, it has also dropped at least one feature. Is the 2018 Yoga Book worth twice the price of the old version? Find out in our detailed review.

Successful upgrade. AMD will not be offering us an entirely new GPU series this year. Instead, AMD has launched another Polaris Refresh GPU: the RX 590, produced in a 12-nm process. This enables significantly higher clock rates compared to the RX 580 but only slight improvements in terms of power consumption. Find out whether the Polaris 30 chip is still worth a try in our review.

Connect four? The Samsung Galaxy A9 (2018)'s unique selling point is certainly its back camera with a grand total of four lenses. Nevertheless, the mid-range smartphone surprised us in other disciplines in our tests, keeping pace with other Samsung S series phones.