Want to dip your toes into smart home tech without spending a fortune? Smart plugs are your answer. For under £15, you can make almost any device smart.
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What Can You Do With a Smart Plug?
See our guide on smart automation for more information.
- Control lamps remotely: Turn lights on/off from your phone
- Schedule devices: Coffee maker starts before your alarm
- Voice control: “Alexa, turn off the fan”
- Monitor energy: See how much power devices use
- Kill standby: Completely switch off devices when not in use
Best Smart Plugs UK 2026
TP-Link Tapo P110
Price: £13
Best for: Best overall value
Energy monitoring, compact design, reliable app. Our top pick.
Amazon Smart Plug
Price: £25 (often on sale for £15)
Best for: Alexa households
Dead simple setup, perfect Echo integration.
Hive Active Plug
Price: £39
Best for: Hive ecosystem
Premium price but integrates perfectly with Hive system.
Meross Smart Plug
Price: £25 for 4-pack
Best for: Bulk buying
Excellent value when buying multiple. HomeKit compatible.
How Much Can Smart Plugs Save in UK Homes?
The biggest value from smart plugs is usually control rather than huge direct energy cuts. But used well, they can still save meaningful money over a year.
Standby losses in a typical UK household often land in the £40–£80/year range. By targeting high-standby devices and automating shutdown windows overnight, many homes recover a good portion of that.
| Device | Typical standby draw | Potential yearly saving with schedules |
|---|---|---|
| Older TV + soundbar | 6–12W combined | £10–£25 |
| Games console + accessories | 8–15W | £12–£30 |
| Office monitor/printer setup | 5–10W | £8–£20 |
| Multiple chargers left on | 2–6W | £3–£10 |
Small numbers per device add up quickly when applied across several rooms.
Smart Plug Ideas
More Practical Smart Plug Use Cases
- Dehumidifier control: Run only during cheaper tariff windows or when humidity exceeds a threshold.
- Electric blanket scheduling: Pre-heat for 20–30 minutes before bedtime instead of leaving it on for hours.
- Aquarium and vivarium routines: Stable timed cycles without manual switching.
- Holiday lighting automation: Occupancy simulation while away.
- Home office shutdown: One “end workday” routine to cut all non-essential desk loads.
Scheduling Tips That Actually Work
- Start with fixed blocks: Off from 00:30–06:30 for entertainment and office plugs.
- Layer in scenes: “Goodnight” to cut living room loads in one command.
- Use sunrise/sunset automation: Better than static times for lamps year-round in the UK.
- Review energy-monitoring data weekly: Keep what saves money; remove what causes hassle.
If you’re new to automation, pair this with our smart lighting beginner guide for easy whole-room routines.
Best UK Buying Strategy
For most homes, buying one premium plug plus a value multi-pack is a smart approach:
- Use energy-monitoring models (like Tapo P110) for high-use appliances.
- Use cheaper non-monitoring plugs for simple on/off loads like lamps.
This gives useful usage data where it matters, without overspending across every socket.
Safety and Compatibility Checklist
Before rolling out plugs around the house, check:
- 13A UK plug standard and UKCA/CE marking
- 2.4GHz Wi-Fi support (many plugs do not use 5GHz)
- Physical button for local override
- Load type (avoid sustained high-power heaters and kettles)
For a deeper safety breakdown, see our smart plug safety guide.
Living Room
- Table lamps (instant smart lighting)
- TV/entertainment centre (cut standby power)
- Electric heater (schedule and safety cut-off)
Bedroom
- Bedside lamp (voice control at bedtime)
- Fan/heater (schedule for comfort)
- Phone charger (auto-off to save energy)
Kitchen
- Coffee machine (ready when you wake up)
- Kettle (if it has a physical on switch)
- Slow cooker (remote monitoring)
Office
- Desk lamp
- Monitor/PC setup (complete shutdown)
- Printer (only on when needed)
What NOT to Use Smart Plugs For
- High-power appliances: Check the plug’s amp rating (usually 13A max)
- Safety-critical devices: Medical equipment, fridges, freezers
- Devices that need to stay on: Routers, security systems
Setup Guide
- Download the plug’s app (Tapo, Kasa, etc.)
- Create an account
- Plug in the smart plug
- Follow app instructions to connect to WiFi
- Link to Alexa/Google if desired
- Create schedules and automations
Energy Monitoring
Smart plugs with energy monitoring (like Tapo P110) show:
- Real-time power usage
- Daily/weekly/monthly consumption
- Cost estimates
Great for identifying energy-hungry devices. That old plasma TV might be costing more than you think!
Automation Ideas
- “Goodnight” routine: One command turns off all plugs
- Away mode: Lamps turn on/off randomly
- Sunrise simulation: Lamp gradually brightens (with dimmable smart plug)
- Work hours: Office equipment only runs 9-5
Our Recommendation
Start with 2-3 TP-Link Tapo P110 plugs. They’re cheap, reliable, have energy monitoring, and work with everything. Once you see how useful they are, you’ll want more.
💡 Calculate your savings: Use our free Smart Home Savings Calculator to see how much you could save.
Beginner Rollout Plan (First 30 Days)
- Week 1: Install one smart plug on a lamp and one on entertainment standby loads.
- Week 2: Add night-time shutdown schedule and a simple “away” scene.
- Week 3: Review energy data and identify one high-draw surprise device.
- Week 4: Expand to bedroom or office based on what delivered the biggest savings.
This step-by-step approach avoids gadget overload and keeps your automation practical.
Frequently Asked Questions
Do smart plugs need a hub?
Most UK models are Wi-Fi and hub-free. Some Matter/Thread versions may use a border router for best reliability.
Will they still work if internet drops?
Usually yes for manual on/off with the physical button, but app control and automations may pause until connection returns.
Can smart plugs reduce fire risk?
They can help by making shutdown routines easier, but they are not a substitute for proper electrical safety. Use certified products and avoid overloading.
Best Pairings for Bigger Results
Smart plugs are strongest when combined with broader energy-saving habits and automated lighting. Together, these small automations often produce noticeable yearly savings with minimal effort.
Bottom line: smart plugs are cheap because they solve simple problems brilliantly. Start with a handful of high-impact sockets, automate them properly, and you’ll see convenience gains immediately with steady bill reductions over time.
Related Reading
- Smart Lighting for Beginners
- Amazon Echo vs Google Nest: Which to Buy?
- 10 Easy Ways to Cut Your Energy Bills
- What is Matter? The Future of Smart Home
Last updated: February 2026
Smart plugs are the cheapest way to start a smart home — from just £13, they make any device controllable via your phone, voice assistants, or automated schedules. Top picks for UK homes include the TP-Link Tapo P110 (best value with energy monitoring), Amazon Smart Plug (best for Alexa), and Meross 4-pack (best for bulk buying at £25).
Where to Buy
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Smart Home UK Team - UK smart home enthusiasts who test, review and compare products. Independent. Honest. No sponsored placements.