Why Are Dimplex Heaters Expensive?

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Published: 08 Oct 2026 Share: Facebook, Twitter

If you have been comparing electric heaters, you may have noticed that some Dimplex models cost considerably more than basic alternatives. 

This is particularly noticeable with advanced products such as Quantum storage heaters, where the initial purchase price can be much higher than that of a simple panel heater or convector.

So why are Dimplex heaters expensive? In many cases, the price reflects the technology, heating controls, construction and longer-term functionality built into the product rather than simply paying extra for the Dimplex name.

Advanced Heating Controls

One of the biggest differences between a basic electric heater and many modern Dimplex heaters is the level of control available.

Entry-level heaters may offer little more than a thermostat and basic power settings. More advanced Dimplex models can include electronic thermostats, seven-day programming, multiple heating schedules and adaptive controls designed to manage when heat is produced or released.

These controls can make a considerable difference to everyday usability because they allow heating to be matched more closely to when a room is occupied.

Rather than simply switching a heater on and off manually, users can create heating schedules around their normal routine and maintain more consistent room temperatures.

Dimplex Quantum Technology Costs More

The difference is particularly clear when looking at Dimplex Quantum storage heaters.

Traditional storage heaters charge using electricity during designated off-peak periods and store this energy as heat for use later in the day. Older models offered relatively limited control over how much heat was stored and when it was released.

Dimplex Quantum heaters take a more sophisticated approach. They use high heat retention technology alongside intelligent controls that monitor factors such as room temperature and heating requirements before determining how much energy needs to be stored.

A highly insulated storage core helps retain the heat until it is required, while fan-assisted delivery allows stored warmth to be released more deliberately.

All of this requires more components, insulation, electronics and control technology than a basic electric heater, which helps explain the higher purchase price.

Are You Paying for the Dimplex Name?

Brand reputation will inevitably influence pricing to some extent, but comparing Dimplex products with cheaper alternatives purely on brand name can be misleading.

Dimplex produces everything from relatively inexpensive fan heaters to sophisticated high heat retention systems, so there is a significant difference in price even within the Dimplex range itself.

For example, a straightforward heater intended to provide occasional supplementary warmth has very different requirements from a permanently installed heater expected to control the temperature of a room every day for many years.

The fairest comparison is therefore between products offering similar output, controls and functionality rather than simply comparing the cheapest heater from one manufacturer with a premium Dimplex model.

Longer Guarantees Can Add Value

Guarantee coverage is another consideration when comparing the initial cost.

Dimplex provides a standard manufacturer guarantee across its product range, while selected products are eligible for extended cover when registered within the manufacturer's required period.

Quantum storage heaters are a good example, with extended guarantee options available subject to registration and Dimplex's terms and conditions.

A longer guarantee does not automatically make a heater better value, but it is worth considering alongside the initial purchase price when comparing products expected to remain installed for many years.

Does a More Expensive Heater Cost Less to Run?

Not necessarily.

The purchase price of a heater and its running costs are two different things. A more expensive electric heater does not magically produce more heat from each unit of electricity than a cheaper resistance heater.

Where more advanced products can make a difference is in how that electricity is used.

Accurate thermostats, programmable controls and intelligent heat management can reduce unnecessary heating, while storage heaters can take advantage of lower-cost off-peak electricity when used with an appropriate tariff.

That is why the right heating system depends on the property, usage pattern and electricity tariff rather than purchase price alone.

Are Dimplex Heaters Worth the Higher Price?

For someone who only needs occasional additional warmth, a basic electric heater may provide everything required. However, where heating is being installed as a permanent solution, paying more for improved controls, programmability and appropriate heating technology can make considerably more sense.

Dimplex offers products covering both ends of the market, from straightforward direct-acting heaters through to advanced storage heating systems.

The best approach is to compare the features you actually need rather than simply choosing the cheapest or most expensive option.

Explore the full range of Dimplex heaters, browse our wider selection of electric heating systems or compare panel heaters and storage heaters to find the most suitable option for your property.