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Your front door is the first thing visitors see, and it plays a vital role in keeping your home secure, warm, and looking its best. With so many options available, it’s easy to feel uncertain about which material is right for you.
Two of the most popular choices for front doors in the UK are composite and uPVC. Both have their strengths, and both offer a range of benefits that make them worth considering. But which one is the right choice for your home?
In this guide, we’ll compare composite and uPVC doors across the factors that matter most to homeowners: security, energy efficiency, appearance, maintenance, and cost. By the end, you’ll have a clearer understanding of which door type suits your priorities and budget.
At Emerald Windows, we supply both composite and uPVC doors because we understand that different homes and homeowners have different needs. Whether you’re looking for the best security features, the lowest maintenance option, or something that fits your budget, we’re here to help you make the right choice.

A composite door is made from a combination of materials pressed together to create an even stronger overall material. Typically, this includes a timber core or solid core surrounded by layers of insulating foam, glass-reinforced plastic (GRP), and a durable outer skin. This construction method creates a secure door that offers superior insulation and durability compared to doors made from a single material.
uPVC (unplasticised polyvinyl chloride) is a strong, rigid, and weather-resistant material commonly used for modern front doors and windows. It’s made from a durable type of plastic that doesn’t warp, rot, or require painting.
Security is a top priority for most homeowners, and rightly so. Your front door is the main entry point to your home, so it needs to provide effective protection.
Composite doors are built with security in mind. The solid core construction makes them incredibly difficult to break through. Our composite doors come with multi-point locking systems and reinforced frames that meet the highest security standards. Even just the visual thickness and strength of the door itself act as a strong deterrent to would-be intruders. Our composite doors come with the Kubu Smartlock as standard. This lock pairs with your smartphone, giving you an intelligent alerting system that provides an added layer of security.
uPVC doors also offer good security when fitted with modern multi-point locks. However, the material itself is not as strong as a composite door’s solid construction. While a well-made uPVC door will keep homes secure, it doesn’t quite match the robust feel and strength of composite.
With rising energy bills, thermal efficiency has become increasingly important. A door that lets heat escape is costing you money every day.
Composite doors excel in this area thanks to their multi-layer construction. Our Comp Door composite doors utilise a 48mm solid timber core. This provides superior insulation keeps your home warmer in winter and cooler in summer, which means lower energy bills throughout the year.
uPVC doors do provide reasonable insulation, especially at the price point. They’ll certainly perform better than an old timber door, but they can’t match the thermal efficiency that comes from a composite door’s layered construction.
How your door looks matters. It sets the tone for the exterior of your home and affects the overall feel of your home from the moment you arrive.
Composite doors are made to replicate the aesthetic appeal of timber doors beautifully. The outer skin can be textured and coloured to look exactly like wood, giving you that traditional timber appearance without the drawbacks. They’re available in a wide range of styles and over 250 colour combinations for inside and outside colour, with various glass designs and hardware options. Whether you want something traditional for a period property or contemporary for a modern home, composite doors deliver.
uPVC doors have improved significantly over the years and now come in a range of colours beyond basic white. However, they still tend to have a more obviously plastic appearance, particularly close up. While they can look smart, they don’t quite capture the depth and character that composite doors achieve.
Nobody wants to spend their weekends maintaining their front door. Easy maintenance is important for busy households.
Composite doors are extremely low-maintenance. They don’t need painting or treating like traditional timber doors. An occasional wipe with a damp cloth to remove dirt is usually all that’s required. The colour is part of the material itself, so there’s no risk of paint peeling or fading significantly over time.
uPVC doors are equally low maintenance. Like composite doors, they just need an occasional clean to keep them looking good. The material won’t rot, rust, or need repainting, making it an effective solution for homeowners who want to fit and forget.
Cost is always a consideration, and it’s important to find a solution that fits your budget.
uPVC doors are generally the more affordable option. If you’re working with a tight budget but still want a secure, energy-efficient door that will last, a uPVC door is an effective composite door alternative that won’t break the bank.
Composite doors do cost more upfront. However, many homeowners see this as a smart investment. The advantages of composite doors in terms of security, insulation, and appearance justify the extra cost. A new composite door will stand the test of time, potentially lasting 30-35 years with minimal maintenance.

At Emerald Windows, we supply composite doors from leading manufacturers with distinctive styles and furniture options. Our range of doors includes designs to suit traditional homes and contemporary properties alike.
When you choose a composite front door from us, you’re getting a door that combines excellent security features with outstanding energy efficiency. Each door in our range comes with a solid timber core, multi-point locking systems, and can be customised with your choice of glass designs, colours, and hardware.
Our composite doors achieve excellent energy efficiency ratings, helping to reduce your energy bills while keeping your home comfortable year-round. With minimal maintenance required and a design that looks as good decades later as it does on day one, a new composite front door from Emerald Windows is the perfect solution for homeowners who want the best front door for their home.

Both composite and uPVC doors have their place, and the right choice depends on your priorities and budget. If you want maximum security, the best thermal efficiency, and a door that captures the look and feel of traditional timber, composite is the top choice. If you’re working within a tighter budget but still want a reliable, low-maintenance door, uPVC remains an effective solution.
If you’re considering a new front door and want expert advice on what would work best for your home, call us on 01793 700 142, email us at info@emeraldupvcwindows.com, or use our online contact form.
A quality composite door should last 30-35 years with minimal maintenance, while a uPVC door typically lasts 20-25 years. Both require little upkeep over their lifetime.
No, composite doors don’t need painting or special treatment. The colour is integral to the material, so it won’t peel or flake like painted wood. You just need to wipe them down occasionally to remove dirt and keep them looking fresh.
For most homeowners, yes. While composite doors cost more than a uPVC door initially, they offer better security, superior thermal efficiency, and a more authentic appearance that holds its appeal over time.