Smart homes are no longer a futuristic concept reserved for luxury properties—they are becoming increasingly common across the UK. With homeowners and landlords seeking convenience, energy efficiency, and enhanced security, the demand for smart home technology has surged. But one of the first questions people ask is: “What is the cost of smart home system in the UK?”

In this article, we’ll break down the different factors that affect smart home pricing, compare costs for various systems, and highlight where smart security fits in. We’ll also share insider perspectives from Simpled, a London-based innovator in smart locks and home security, to help you understand what to expect before investing.

What Is the Average Cost of Smart Home System in the UK?

The cost of a smart home system in the UK can range widely depending on the features and scale of installation. On average:

  • Basic smart home setup (smart bulbs, plugs, or thermostats): £200 – £500.

  • Mid-range system (adding smart locks, cameras, sensors): £500 – £2,000.

  • Fully integrated smart home system (multi-room automation, advanced security, voice control, energy monitoring): £2,000 – £10,000+.

The variation largely depends on whether you want DIY plug-and-play devices or a fully customized professional installation.

💡 Expert Tip: Start with essential devices that solve your immediate pain points (e.g., front door security or heating bills). You can expand later without overpaying upfront.

the Average Cost of Smart Home System

Factors That Influence Smart Home Costs

The smart home cost in the UK isn’t just about devices—it also depends on installation, connectivity, and long-term maintenance. Let’s look at the main factors:

1. Type of Devices You Choose

Smart lights and plugs are inexpensive, while advanced systems like digital door locks, video doorbells, or central hubs can increase the overall investment.

2. Professional vs. DIY Installation

  • DIY: Cheaper but requires technical confidence.

  • Professional: Adds £100–£500 depending on system size but ensures seamless integration.

3. Connectivity & Compatibility

Some devices work on Wi-Fi, while others rely on Bluetooth Low Energy (BLE), Zigbee, or Z-Wave. Choosing the wrong ecosystem may force costly replacements later.

special features do our products have

  • BLE Technology First → All Simpled smart locks are Bluetooth Low Energy–based, ensuring super low energy consumption and long-lasting battery life (often much longer than Wi-Fi or Zigbee devices).

  • Optional Internet Connectivity → Unlike many brands that lock you into a single ecosystem, Simpled products can stay offline for local control or be upgraded with a Wi-Fi Bridge for remote access, giving flexibility and cost control.

  • New SS Smart Lock Advantage → The latest SS Smart Lock comes with built-in Wi-Fi, eliminating the need for an external bridge—ideal for users who want instant connectivity without extra hardware.

  • Wide Compatibility → Works seamlessly with smartphones, digital viewers, and smart cylinders within the Simpled ecosystem, avoiding the compatibility headaches often found in mixed-brand setups.

4. Subscription & Ongoing Costs

Some smart security systems (especially cameras) require monthly cloud storage or monitoring fees, adding £5–£20 per month.

5. Property Size & Layout

Larger homes require more sensors, cameras, and access points—naturally increasing overall system costs.

Smart Home Security: Costs and Considerations

When considering the cost of home security systems in the UK, the investment is often tied to peace of mind.

  • Basic smart security kit (door/window sensors, basic camera): £200 – £400.

  • Smart locks & door security: £250 – £500.

  • Complete home security package (locks, cameras, sensors, alarms, monitoring): £600 – £3,000+.

Why Security Is Worth the Investment

Unlike entertainment upgrades (smart speakers, lighting), smart security protects your property and family. A secure smart lock or digital door viewer can deter intruders and provide instant alerts, which is invaluable.

📌 Simpled’s perspective: As a pioneer in smart locks and wireless door viewers, we’ve seen homeowners prioritise front-door upgrades before anything else. A secure entry point is the foundation of any smart home.

Security Is Worth the Investment

Smart Home Cost UK – Room by Room Breakdown

To understand “how much does a smart home cost?” let’s break it down by room:

  • Living Room: Smart TV (£300–£800), smart plugs (£20–£40 each), voice assistant (£50–£200).

  • Kitchen: Smart appliances (£500–£2,000+), energy monitoring plugs (£30–£60).

  • Bedroom: Smart blinds (£150–£300 per window), smart lighting (£50–£100 per room).

  • Entryway: Smart locks (£250–£500), video doorbell (£100–£250), wireless camera (£100–£300).

  • Whole House: Central hub (£100–£300), smart thermostat (£200–£300), Wi-Fi mesh system (£200–£500).

Hidden Costs to Watch Out For

Even after buying devices, some extra costs can catch you off guard:

  • Battery replacements (though BLE devices like Simpled locks are ultra energy-efficient).

  • Software upgrades (some brands charge for premium app features).

  • Wi-Fi bridges for internet connectivity if devices don’t have built-in Wi-Fi.

special features do my products

  • Ultra-Efficient Battery Performance → Because Simpled locks are BLE-powered, batteries last significantly longer than Wi-Fi-only locks. This drastically reduces replacement costs and maintenance over time.

  • No Forced App Subscriptions → Unlike many competitors, Simpled does not charge hidden fees for software upgrades or app use—once you buy the product, you have full access to features without recurring app costs.

  • Flexible Connectivity Options → Most Simpled locks work with an optional Wi-Fi Bridge, letting users decide if they want internet access. This avoids unnecessary upfront expenses.

  • Built-in Wi-Fi in New Models → The SS Smart Lock already includes integrated Wi-Fi, so customers don’t need to purchase or maintain an extra bridge device, eliminating an entire hidden cost.

  • Durable Design = Fewer Replacements → Premium build quality and materials mean fewer breakdowns, avoiding hidden costs tied to frequent replacements or servicing.

How to Save on Smart Home Costs Without Compromising Quality

  • Start small, scale up: Begin with one or two essential devices.

  • Choose BLE-powered devices: Longer battery life means lower maintenance costs.

  • Bundle purchases: Buying packages often reduces per-device pricing.

  • Invest in durability: Cheap devices may need frequent replacement.

📌 Simpled’s approach: We engineer products to balance long battery life, security, and sleek design—minimising lifetime costs while enhancing convenience.

Conclusion

The cost of a smart home system in the UK varies widely, from a few hundred pounds for a starter setup to several thousand for full automation. The key is identifying your priorities—whether security, convenience, or energy savings—and choosing reliable devices that scale with your lifestyle.

With innovations from brands like Simpled, smart home adoption is more accessible than ever. Investing in secure entry systems, like digital door locks and smart viewers, is often the best first step toward a connected home.