Aluminium Windows vs UPVC Windows: Which is Better?

aluminium vs upvc windows

When choosing the perfect window material for your home, you’ll likely come across aluminium and UPVC as top contenders. These materials each have their unique strengths and potential drawbacks, leaving many homeowners wondering: “Are aluminium windows better than UPVC?” This article aims to answer this question and offer a detailed comparison between aluminium and UPVC windows.

Aluminium Windows: A Strong and Sleek Option

Aluminium windows have long been popular due to their strength, durability, and sleek design. They allow for a slim frame that can support a large glass surface, bringing an abundance of natural light into your home. Furthermore, aluminium windows are known for their longevity, able to stand the test of time and harsh weather conditions. But, what makes them a good choice, and are there any disadvantages?

warmcore aluminium windows

Advantages of Aluminium Windows

Durability of Aluminium Windows

Aluminium is a sturdy and resilient material, making it ideal for windows. It can withstand harsh weather conditions and is highly resistant to rust and corrosion. Furthermore, aluminium windows have an estimated lifespan of 40-45 years, making them a long-lasting choice.

Aesthetic Differences between Aluminium and UPVC

When it comes to aesthetics, aluminium windows stand out due to their slim, modern design. They offer a minimalist aesthetic and come in a variety of color options. Plus, the aluminium frames can be powder coated to suit any color scheme, enhancing the overall look and feel of your property.

Environmental Impact of Aluminium Windows

Aluminium windows are more environmentally friendly than their counterparts. The production process requires less energy compared to UPVC, and aluminium is fully recyclable, reducing its overall environmental impact.

Disadvantages of Aluminium Windows

While aluminium windows offer many advantages, they also have some drawbacks. For one, they are more expensive than UPVC windows due to the higher cost of materials and production. Also, although they have excellent thermal performance, they fall short in energy efficiency when compared to UPVC windows. Lastly, aluminium windows require regular hardware maintenance, which could be a deal-breaker for some homeowners.

UPVC Windows: A Cost-Effective and Efficient Choice

UPVC windows have become increasingly popular among homeowners, thanks to their cost-effectiveness, energy efficiency, and easy maintenance. They offer a reliable and practical solution for various window needs. However, just like aluminium windows, UPVC windows have their pros and cons.

uPVC Window

Benefits of UPVC Windows

Energy Efficiency of UPVC Windows

One of the main advantages of UPVC windows is their superior energy efficiency. The frames are designed with multiple chambers that trap air, acting as a barrier against heat loss. This feature can help homeowners save on energy bills and maintain a comfortable indoor environment.

Maintenance of UPVC Windows

UPVC windows are well-known for their low maintenance requirements. Unlike aluminium, they do not require painting or sealing, making them an ideal choice for busy homeowners. A simple wipe down with a damp cloth can keep these windows looking clean and new.

Sound Insulation of UPVC Windows

UPVC windows excel in sound insulation. They can significantly reduce external noises, making them a suitable choice for homes situated near busy roads or crowded areas.

Disadvantages of UPVC Windows

Despite the benefits, UPVC windows have some disadvantages. They generally have a shorter lifespan compared to aluminium windows – approximately 20-25 years. Also, UPVC frames are bulkier than aluminium, which can limit the amount of natural light entering your home. Furthermore, although UPVC comes in various colours, it lacks the sleek, modern aesthetic of aluminium.

Making the Choice: Aluminium vs UPVC Windows

So, which is better: aluminium or UPVC windows? The answer depends on your personal preferences and priorities. If you’re after a durable, modern, and eco-friendly option, then aluminium might be the right choice. However, if you’re looking for a cost-effective, energy-efficient, and low-maintenance solution, then UPVC windows might be the better option.

Remember to consider factors such as the style and age of your property, budget, and personal preferences when making your decision. Always consult with a window expert to ensure you’re making the right choice for your home.


Both aluminium and UPVC windows have their unique set of advantages and disadvantages. When deciding between the two, it’s important to consider factors such as your budget, the aesthetics you want to achieve, your home’s energy needs, and your tolerance for maintenance. There is no one-size-fits-all answer. However, by understanding the features and drawbacks of both materials, you can make an informed decision that suits your needs best.

Frequently Asked Questions

Are Aluminium Windows Better Than UPVC Windows?

The answer depends on your specific needs and preferences. Aluminium windows are known for their durability, modern aesthetic, and environmental friendliness. On the other hand, UPVC windows are praised for their energy efficiency, low maintenance, and cost-effectiveness.

What is the Disadvantage of Having Aluminium Windows?

The main drawbacks of aluminium windows are their higher cost, lower energy efficiency compared to UPVC windows, and their need for regular hardware maintenance.

Is Aluminium Windows More Expensive Than UPVC?

Yes, aluminium windows are generally more expensive than UPVC windows. The cost difference is mainly due to the higher cost of materials and production.

Why Are Aluminium Windows Better?

Aluminium windows have a few advantages over UPVC windows. They are more durable, have a sleek modern design, allow for more natural light, and are more environmentally friendly. However, these benefits come at a higher cost and lower energy efficiency compared to UPVC windows.

What are the Pros and Cons of UPVC Windows?

UPVC windows offer excellent energy efficiency, are low maintenance, and are more cost-effective than aluminium windows. However, they have a shorter lifespan, bulkier frames, and don’t offer the same modern aesthetic as aluminium windows.



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Astframe is a uPVC Windows & Doors manufactured based in Norwich.

We supply a range of premium quality products including uPVC Windows, Doors, and Conservatories. Aluminium Bi-Folding Doors, Patio Doors.

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