New Boiler Prices in 2023 – Best Guide

Welcome to our comprehensive guide on new boiler prices in 2023, where we break down everything you need to know about purchasing a boiler.

As the seasons change and colder weather approaches, having a reliable and efficient boiler is essential for a warm and comfortable home. But with the wide variety of options available in the market, finding the right boiler at the right price can be a daunting task.

Key Points

  • The cost of a new boiler is influenced by several factors, including the type of boiler, its size, and the brand you choose.
  • Energy efficiency is another key determinant; higher initial costs for efficient models can result in long-term savings on energy bills.
  • The complexity of the installation process, as well as any additional features like smart thermostats, can also affect the overall cost.
  • Investing in a new, efficient boiler is essential for both home comfort and long-term savings on energy bills.
A plumber explaining the controls of a new boiler to his customer

In this guide, we will explore the latest trends, compare different types of boilers, and provide you with valuable insights into the cost factors that determine the price of a new boiler installation.

Whether you are a homeowner looking to replace an old boiler or a first-time buyer considering a boiler installation, our expert advice and up-to-date information will help you make an informed decision.

Join us as we navigate the complexities of the boiler market in 2023, offering you a clear and detailed roadmap to find the best boiler that suits your needs and budget. Let’s embark on this journey together, ensuring your home stays warm and cosy throughout the year.

Key Factors in Estimating Boiler Prices

When it comes to estimating boiler prices, several key factors come into play. Understanding these factors can help you get a clearer picture of the costs involved. Here’s a breakdown of the essential elements to consider:

  • Boiler Type: The type of boiler you choose significantly influences the price. There are various types such as combi boilers, system boilers, and conventional boilers, each with its own price range.
  • Boiler Size: The size of the boiler is determined by your heating requirements. Larger homes need more powerful boilers, which generally come at a higher cost.
  • Energy Efficiency: Highly efficient boilers might have a higher initial cost but can save you money in the long run on energy bills. They are environmentally friendly and often qualify for government incentives.
  • Brand: Different boiler brands offer varying levels of quality and reliability. Established and reputable brands usually come with a higher price tag due to their reliability and performance.
  • Installation Complexity: The complexity of the installation process can affect the overall cost. If your home requires significant adjustments or if the installation is particularly challenging, the price can increase.
  • Additional Features: Some boilers come with extra features like smart thermostats, Wi-Fi connectivity, or self-diagnosis systems. These additional features can raise the price but might enhance your overall heating experience.

Average Boiler Prices in 2023

Now that we’ve covered the key factors let’s delve into the estimated average boiler prices you can expect in 2023. Please keep in mind that these are approximate figures, and actual prices may vary depending on your location and specific requirements.

Understanding the Importance of a New Boiler

Before we dive into the specifics of 2023 boiler prices, it’s essential to comprehend why investing in a new boiler is a wise choice. A boiler is the heart of your heating system, and its efficiency directly impacts your comfort and energy bills.

Combi Boilers

  • Entry-Level Combi Boiler: £800 – £1,200
  • Mid-Range Combi Boiler: £1,200 – £2,000
  • Premium Combi Boiler: £2,000 – £3,000

System Boilers

  • Entry-Level System Boiler: £1,000 – £1,500
  • Mid-Range System Boiler: £1,500 – £2,500
  • Premium System Boiler: £2,500 – £4,000

Regular Boilers

  • Entry-Level Regular Boiler: £1,000 – £1,800
  • Mid-Range Regular Boiler: £1,800 – £3,000
  • Premium Regular Boiler: £3,000 – £5,000
Using a calculator and a laptop

Additional Costs to Consider

When budgeting for a new boiler, it’s essential to account for potential additional costs that may arise during the installation process:

Flue Installation

The installation of a flue, which removes waste gases from your boiler, is an essential component. Flue installation costs can range from £100 to £300.


Investing in a smart thermostat can enhance your boiler’s efficiency. Smart thermostats are priced between £100 and £250.


A powerflush is recommended to clean your heating system before installing a new boiler. This service can cost between £200 and £500.

New Boiler Prices for 2023

We used a quick quote tool as used buy Compare Boiler Quotes, which has scoured the entire UK market to bring you the most competitive boiler quote prices for 2023. 

Combi Swap Prices

Viessmann Vitodens 050-W 30kW£2,415
Worcester Greenstar 2000 30kW£2,225
Ideal Logic Plus C24£2,230
Alpha E-Tec 28kW£1,935
Worcester Greenstar 4000 25kW£2,315
Viessmann Vitodens 100-W 30kW£2,925
Navien NCB300 28kW£1,725

Conversion Prices

Viessmann Vitodens 050-W 30kW£3,165
Worcester Greenstar 2000 30kW£2,975
Ideal Logic Plus C24£2,980
Alpha E-Tec 28kW£2,685
Worcester Greenstar 4000 25kW£3,065
Viessmann Vitodens 100-W 30kW£3,675
Navien NCB300 28kW£2,475

Vertical Flue

Viessmann Vitodens 050-W 30kW£2,715
Worcester Greenstar 2000 30kW£2,425
Ideal Logic Plus C24£2,430
Alpha E-Tec 28kW£2,240
Worcester Greenstar 4000 25kW£2,640
Viessmann Vitodens 100-W 30kW£3,175
Navien NCB300 28kW£2,225

System Swap Prices

Worcester Greenstar 4000 15kW£2,979
Worcester Greenstar 4000 18kW£3,079
Worcester Greenstar 4000 24kW£3,179
Worcester Greenstar 4000 30kW£3,279


In conclusion, as the chill of winter approaches, choosing the right boiler is paramount for a warm and comfortable home. Our guide has unraveled the complexities of 2023 boiler prices, shedding light on crucial factors like type, size, energy efficiency, brand, installation complexity, and additional features.

Armed with this knowledge, you can make an informed decision tailored to your needs and budget.

Remember, investing in a new boiler is an investment in your home’s heart – ensuring not only your comfort but also energy efficiency and cost savings in the long run. So, as you embark on this journey to find the perfect boiler, may your home be filled with warmth and cosiness throughout the year.