Astro Slide 5G: A 6.39-inch AMOLED slides back to reveal a QWERTY keyboard. The device runs on MediaTek's Dimensity 800 chipset with 8GB of RAM and 128GB of internal storage (expandable via MicroSD card).

The Psion Series 5 is one of the icons of handheld computing. Indeed, for some people it istheicon. Clamshell in form, with a fantastically usable mini-keyboard, running from AA batteries, with a bespoke Symbian operating system and removable storage, it was way ahead of its time. The Series 5 launched in 1997 and the Series 5mx in 1999. Neither model offered cellular or Wi-Fi connectivity.

There have been various attempts to resurrect the Series 5 for the smartphone era, with UK-based Planet Computers carrying the torch in recent years. Its 2018 Gemini and 2020 Cosmo Communicator both share the Series 5's clamshell form factor.

The new Astro Slide 5G does things a little differently. It still offers a laptop-like experience, but uses a sliding rather than a clamshell mechanism to raise the screen from the QWERTY keyboard. With Android 11, bespoke apps, 5G support and a core of mainstay smartphone features, will the$889/