Smart home devices — what’s actually useful vs what’s a gimmick

The smart home market is full of products that promise to change how you live, and a lot of them are not worth the money. Here is an honest look at what genuinely earns its place and what you can safely ignore.

Walk into any electronics retailer and you will find an entire section devoted to smart home devices. Smart thermostats, smart doorbells, smart plugs, smart cameras, smart lights, smart everything. The marketing is consistent: your home will become more efficient, more secure, and your life considerably easier. Some of that is true. A fair bit of it is not.

Having looked at this properly, the honest answer is that smart home technology divides cleanly into two groups. The first group solves a real problem, integrates sensibly into your life, and keeps on delivering value after the initial novelty wears off. The second group sounded interesting in the shop, requires fiddling to set up, breaks when the app updates, and ends up sitting in a drawer within six months.

The good news is that working out which is which is not that difficult once you know what to look for.

Smart thermostats: the strongest case for upgrading

If there is one smart home device that consistently justifies its cost, it is a smart thermostat. The three main options in the UK market are Hive, Tado, and Google Nest, and all three work on the same principle: instead of heating your home on a fixed schedule, they learn your patterns and adjust accordingly. Tado goes further by using your phone’s location to detect when you are heading home and warm the place up before you arrive, and to stop heating when everyone has left.

The actual saving depends heavily on how badly your current heating is set up. If you currently heat your home on a fixed timer regardless of whether you are in, a smart thermostat can cut your energy bill meaningfully. Independent testing has consistently shown savings in the range of 15 to 25 per cent on heating costs for homes switching from basic programmable timers, though your exact figure will vary. For a typical UK gas bill, that can translate to somewhere between £100 and £200 a year.

Hive is probably the easiest for most people to install and comes with a British Gas support network if anything goes wrong. Tado is the more sophisticated option with better geofencing and room-by-room control if you invest in additional radiator valves. Nest integrates well if you are already in the Google ecosystem. None of them is a bad choice. The key thing is that the payback period on a smart thermostat is genuinely short, usually under two years even at full retail price, and many energy suppliers now offer them subsidised or free to customers on certain tariffs.

Video doorbells: useful but read the small print

The Ring Video Doorbell is probably the most widely recognised smart home product in the UK right now, and for good reason. The core concept is genuinely useful: you see who is at your door regardless of where you are, you can talk to delivery drivers, and you get a recording if a package goes missing or something else happens you want on record.

There are, however, a few things worth knowing before you buy. First, the subscription model. Ring’s cameras work fine without a subscription for live viewing and answering the door, but if you want to review footage from the last 24 hours you will need Ring Protect, which costs around £3.49 a month or £34.99 a year. That is not a deal-breaker, but it is worth factoring into the real cost. Second, installation: the wired versions are considerably more reliable than the battery-powered ones, which can drain faster than expected in cold weather and require top-up charging every few weeks during winter.

The Arlo Video Doorbell is a solid alternative if you are already in the Arlo camera ecosystem, and the Google Nest Doorbell integrates neatly with Google Home if that is your setup. For most people starting from scratch, Ring remains the most straightforward entry point.

Smart plugs: the underrated one

Smart plugs do not get enough credit. They are cheap, genuinely useful, and work without any subscription. The basic idea is simple: you plug a device into the smart plug, and you can turn it on and off remotely, set schedules, and in many cases monitor how much energy it is using.

The energy monitoring feature is the most underappreciated part. Plug in your washing machine, dishwasher, or tumble dryer and you can see exactly what each one costs to run per cycle. That knowledge alone tends to change behaviour in ways that save real money. You can also set devices to run during off-peak hours if you are on a time-of-use energy tariff like Octopus Go.

The TP-Link Tapo range is consistently recommended as the best value entry point in the UK, with individual smart plugs available for under £10. The Meross smart plugs work well with Apple HomeKit if you are in the Apple ecosystem. Neither requires a hub or a subscription.

Smart security cameras: fine, but manage your expectations

Indoor and outdoor smart cameras from brands like Ring, Arlo, and Eufy have become far more affordable in recent years. The picture quality is generally good, the apps are decent, and the motion detection works well enough for most purposes. The honest caveat is that a camera does not stop anything happening, it just gives you a recording of it. That is still useful, particularly for insurance claims or providing footage to police, but it is worth being clear-eyed about what you are buying.

Eufy in particular is worth a look for people who do not want to pay ongoing subscription fees, since many of their cameras offer local storage on a home hub rather than requiring a cloud subscription to access footage.

What to skip

Smart fridges, smart washing machines, and most smart lighting setups beyond the basics are, for most people, in the gimmick category. The fridges and washing machines add cost, add complexity, and provide very limited practical benefit over a standard appliance. Smart lighting can be genuinely useful for security purposes (lights that turn on when you are away) but the full Philips Hue setup with multiple bulbs, a hub, and accompanying subscriptions is hard to justify for most households when a simple plug-in timer achieves 80 per cent of the same effect for £12.

The rule worth keeping in mind with any smart home device is straightforward: if removing it from your home would make daily life noticeably harder, it earned its place. If you would not miss it, it probably did not.