Smart Devices Guides 2026: Tested Advice You Can Use

Smart devices are sold on novelty and judged on daily use. This section covers the connected gadgets that earn their place in a normal home, what they cost to run and the settings that keep a private space private.

What this category covers

We look at plugs, thermostats, sensors, cameras, speakers and the hubs and apps that tie them together. We also cover the subscriptions, firmware and account decisions that determine whether a device is still useful in three years.

How we test smart devices

We set devices up the way a normal buyer would, live with them for weeks and measure the running costs, including cloud plans and consumables. A gadget that only works well in a demo is described as such, and we say when a cheap device becomes an expensive habit.

Where to start

Start with the 2026 buying order if you are new to connected homes, then read the security settings guide before you add a camera or a lock. Convenience is only worth it when the network underneath is sound.