Sizes from SMALL to 8XL
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Trading Since 1930

Big Mens Suit Jackets

Suit Jackets for the Bigger Man – Stylish, Comfortable, and Made to Fit

Choose from our expertly selected collection of big men's suit jackets for your next important event. Our range is tailored to offer every man comfort and confidence, delivered in a high quality and sophisticated design. Whatever style you're looking for, whether its classic or sharp and modern, we have you covered. Our size range caters to every man including bigger mens jackets in sizes 50"-70".

Our collection includes suit jackets for big men in a range of cuts, colours and fabrics. From timeless black to modern prints and textured finishes, there's something to suit every taste and every occasion. Find suit jackets from the best brands in the mens formalwear business such as Skopes, known for their great quality tailoring and sharp designs, all without the extortionate price tag.

Complete the Fit

Our Suit Jackets are enough to make the impact you need with any pair of smart trousers and a good quality shirt. However, if you're in search of that perfect three piece suit we also carry matching big mens waistcoats and big mens trousers for the occasion.

Thoughtful Tailoring for Bigger Frames

Each jacket is made to flatter bigger frames, with thoughtful tailoring that helps you look sharp without compromising on ease of movement or comfort. Whether you need a plus size suit jacket for work, a wedding, or another important event our garments are created with both style and structure in mind.

How should a suit fit on a big man?

A well fitting suit should be an instant confidence boost. For larger gentlemen, cut is paramount - it must contour naturally without constricting or sagging. At R.F. Walker, we meticulously choose jackets that give room where it's needed, while maintaining a sleek silhouette. We recommend checking the fit across your shoulders first, then the chest and waist. Avoid anything that's restrictive or baggy, you'll know if your suit is poor fitting if it sags, gapes or restricts movement. Comfort and confidence go hand in hand, and that’s always been our priority.

What size is a 5XL suit jacket?

Our 5XL suit jackets are designed to fit a 58"–60" chest, typically paired with a 21" collar and a 56"–58" waist. That said, sizing can vary slightly between brands — especially with tailored fits — so if you're unsure, our team is always here to guide you. It’s part of what we’ve done for generations: helping every man find a suit that fits just right.

What size is 4XL in men’s jackets?

A 4XL jacket at R.F. Walker is usually made to fit a 54"–56" chest, or, a man that takes a 20" collar, and a 52"–54" waist. These measurements offer room to move while still giving that clean, structured look. Our Skopes jackets in this size are a popular choice thanks to their reliable fit and sharp style.

What colour suit is best for big guys?

Classic colours like navy, charcoal, and black are always a complementary choice. They help create a slimming, streamlined look and are versatile for any occasion. Lighter tones can work too — it’s all about the fit and confidence. We believe every man should wear the colour he feels best in. That’s why we stock a wide range of shades and patterns, from timeless to modern.

How do you know if a suit jacket is too big?

A suit jacket is too big if it sags at the shoulders, has loose sleeves, or bunches around the body when buttoned. At R.F. Walker, we always say: the shoulder fit is your starting point. The seam should sit right on the edge of your shoulder bone. If the sleeves are too long or the jacket flares too much, it’s worth trying a size down or a better-fitting cut. We’re always happy to help you find the right balance between room and refinement.

What is the biggest suit jacket size?

Our largest size is a 8XL, which fits a 70"–72" chest. We’re proud to offer one of the most inclusive size ranges in the UK, from Small to 8XL, because we believe everyone deserves a great suit. Whether you’re after a jacket for a wedding, work, or simply to look sharp, we’ve got a size and style that’ll work for you.