15 best swimsuits for big busts that are actually supportive
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If you’ve been blessed with a sizeable chest, you'll know all too well how tricky it can be to find swimsuits for big busts. Searching for the best bras for big boobs is hard enough work as it is — but then the arrival of summer brings with it the dreaded yearly quest to uncover suitable backless and sticky bras — as well as flattering yet supportive swimsuits and bikinis for large busts.
Whether you're planning on hitting the beach or the pool, your chest well and truly deserves a rest. So, we've scrutinised all our favourite swimwear brands, and pulled together a selection of our favourite flirty bikinis and sculpting swimsuits that we guarantee all babes with big boobs will look and feel great in this summer. Let’s get into it.
The best swimsuits for big busts, at a glance:
- Best high-end swimsuit for big busts: Fantasie Beach Waves Wired Scoop Neck Swimsuit
- Best swimsuit for big busts with tummy control: Lightly Padded Underwired Twist Front Tummy Control Swimsuit
- Best plunge bikini top for big busts: Ibiza Plunge Bikini Top
- Best bikini top with the largest bra size range: Cancun Bikini Top by Bravissimo
Fantasie Beach Waves Wired Scoop Neck Swimsuit
Lightly Padded Underwired Twist Front Tummy Control Swimsuit
Ibiza Plunge Bikini Top
Cancun Bikini Top by Bravissimo
Ahead, the best bikinis and swimsuits for big busts to shop in 2024.
- 1/15
Best high-end swimsuit for big busts
Fantasie Beach Waves Wired Scoop Neck Swimsuit
Especially when wiring is involved, swimsuits for bigger busts can end up looking rather matronly. But this gorgeous Fantasie option is a gorgeous feminine and flirty option, with its soft and textured azure blue fabric, sexy scooped neckline with enhancing twist front detailing, and ruched effect that fully flatters the figure. Expect a shaping and supportive fit.
- Available sizes: 32D - 40GG.
- Fabrics: 88% polyamide, 12% elastane.
- Colours: 1.
- Pros: Adjustable straps. Wired support. Accurate bra sizing.
- Cons: Expensive.
Save when you shop for the best swimsuits for big busts with these Marks & Spencer discount codes.
- 2/15
Best comfortable bikini set for big busts
The Green Leopard Fuller Cup Bikini Set
With a few simple adaptations like a higher central seam to ensure zero spillage, fully-lined triangle cups, and double-width halter-neck straps, this version of the bestselling Lemonade Dolls bikini set has been cleverly crafted to fully support bigger busts. Expect no uncomfortable wiring or padding — just a fuller coverage take on the classic triangle bikini set. Plus, bikini briefs are included in the price.
- Available sizes: UK DD - FF.
- Fabrics: 80% polyamide, 20% spandex.
- Colours: 2.
- Pros: Super comfy. Affordable. Fun colours and patterns.
- Cons: Not as supportive.
Save when you shop for the best bikinis for large busts with these Lemonade Dolls promo codes.
- 3/15
Best swimsuit for big busts with tummy control
Lightly Padded Underwired Twist Front Tummy Control Swimsuit
Chic yet simple, you can't go wrong with a classic black swimsuit. Just accessorise with oversized sunnies, a flowing sarong, and a pair of bejewelled flip flops. Key features include a tummy control panel that works like shapewear to flatter your figure — and in terms of the bust, the underwire, light padding, and fully adjustable back straps ensure you're left with a fully supportive fit.
- Available sizes: 32B - 38G.
- Fabrics: 80% polyamide, 20% elastane.
- Colours: 2.
- Pros: Really great tummy control. Good price. Fully adjustable straps.
- Cons: Can't think of any...
- 4/15
Best plunge bikini top for big busts
Sexy yet sophisticated, there's a lot to love about the gorgeous plunging shape and neckline of this bestselling bikini top for bigger busts. In terms of bottoms, there are three different — but equally chic — mix-and-match options; ruched bikini bottoms, high-waisted briefs, and a sexy thong with tie-side detailing. Still need convincing? Just have a quick scan through the 120 five-star reviews…
- Available sizes: 28A - 38G.
- Fabrics: 82% polyamide, 18% elastane.
- Colours: 4.
- Pros: Great size range. Amazing reviews. Adjustable straps. Mix-and-match bottoms.
- Cons: Literally none!
Save when you shop for the best bikinis for large busts with these Boux Avenue promo codes.
- 5/15
Best crop bikini top for big busts
Form and Fold D-G The Crop Recycled Bikini Top
A luxurious take on the trending crop style bikini top, this fuller-bust version from Form and Fold has well-hidden underwire that'll keep you lifted and supported. This black finish is effortlessly stylish — but for something a little more stand-out, we're also big fans of the metallic silver version.
“A brand dedicated to creating chic swimwear for large busts, I'm so glad I discovered Form and Fold," says GLAMOUR's Navarro of this ’90s-vibes bikini top. “I love it because I can adjust the wider straps as I see fit, and it’s also super supportive — and gives my breasts a subtle lift.”
- Available sizes: 32D - 38G.
- Fabrics: 80% Recycled nylon, 20% elastane.
- Colours: 3.
- Pros: Specific bra sizing. Hidden underwire. Adjustable straps
- Cons: Really pricey. Bottoms must be bought separately.
Save when you shop for the best bikinis for large busts with these NET-A-PORTER promo codes.
- 6/15
Best balconette bikini top for big busts
Designed to lift your breasts up from below, and give them a fuller and more rounded appearance, there's a lot to love about balcony bras and bikini tops. This one has attractive ruched detailing on the cups, and is made from a gorgeous high-shine fabric in a neon orange colour that's guaranteed to stand-out around the swimming pool this summer.
- Available sizes: 28A - 38G.
- Fabrics: 99% polyamide, 1% elastane.
- Colours: 3.
- Pros: Really supportive. Gorgeous colours. Adjustable straps. Sensational reviews.
- Cons: Can't find anything bad about it!
Save when you shop for the best bikinis for large busts with these Boux Avenue promo codes.
- 7/15
Best modest swimsuit for big busts
Cover Swim + NET SUSTAIN Valerie UPF50+ Stretch Swimsuit
Whether you're searching specifically for a more modest swimsuit, or you simply could do with a full-coverage cozzie that's more practical for surfing and beach volleyball, Cover Swim has you — quite literally — covered. Although it doesn't mention fuller busts, its stretchy and supportive fabric is more than capable of accommodating larger chests. Plus, the material also blocks out harmful UV rays.
- Available sizes: UK XS - XL.
- Fabrics: 80% nylon, 20% spandex.
- Colours: 2.
- Pros: Full coverage. Quick drying. UPF50+ protection.
- Cons: Very expensive.
Save when you shop for the best swimsuits for big busts with these NET-A-PORTER promo codes.
- 8/15
Best mix-and-match bikini top for big busts
We Are We Wear Fuller Bust Rib Stacey Underwire Bikini
Designed with mixing and matching swimwear tops and bottoms in mind. We Are We Wear is one of our favourite brands to shop for bikini separates. Fashionable yet functional, this bikini top has structured cups and full underwire support to keep you firmly in place — but it's still really on-trend thanks to its ribbed pink finish. In terms of bottoms, you've got the choice of either matching mid-rise or high-waisted.
- Available sizes: 32E/F - 38FF/G.
- Fabrics: 84% polyamide, 16% elastane.
- Colours: 1.
- Pros: Trendy ribbed finish. Mix-and-match bottoms. Quite affordable.
- Cons: Straps can't be adjusted.
Save when you shop for the best bikinis for large busts with these ASOS discount codes.
- 9/15
Best sporty swimsuit for big busts
Speedo Premier Ultimate Performance Swimsuit
Love hitting the lanes and swimming lengths? Built for action, this performance-driven Speedo swimming costume has been expertly designed with built-in underwired cups, fully adjustable straps, and clasp fastening — to ensure you're held firmly in place while you practice those strokes.
- Available sizes: 30DD - 40K.
- Fabrics: 100% polyester.
- Colours: 5.
- Pros: Really generous size range. Supportive. Great reviews.
- Cons: Expensive.
- 10/15
Best bikini for big busts with on-trend frills
Freya Check In Gingham Wired Bikini Top
If frills and classic prints like checks and polka dots are your thing, Freya is a brand that's definitely worth a browse. Boasting a flattering v-neckline and underwired cups that offer full support, this feminine bikini top is a great option for bigger busts. Plus, the straps are fully adjustable, and can also be changed into a cross-back style.
- Available sizes: 30E - 38G.
- Fabrics: 83% polyamide, 17% elastane.
- Colours: 1.
- Pros: Great size range. Fully adjustable straps. Mix-and-match bottoms.
- Cons: Quite pricey for just the bikini top.
Save when you shop for the best bikinis for large busts with these Marks & Spencer discount codes.
- 11/15
Best bikini top with accurate bra sizing
Free Spirit Lightly Padded Underwired Twist Front Bikini Top
A quick scan through the reviews will tell you just how much customers love this bikini top — especially because it's true to actual bra sizing. Pretty and feminine, its underwire and padded cups provide both shape and support, and the twist front detailing gives a playful touch that truly enhances the chest. Plus, in terms of briefs, there are two different ones to choose from.
- Available sizes: 32C - 38G.
- Fabrics: 80% recycled polyamide, 20% elastane.
- Colours: 6.
- Pros: Lots of cute colours. Really flattering. Adjustable straps.
- Cons: Genuinely can't find any!
- 12/15
Best sexy swimsuit for big busts
If you're looking for proof that swimsuits for big busts can be both supportive and sexy, let this sensational cut-out cozzie mark the end of your search. Despite being unpadded, its wired support and halter-neck ties provide real lift and cleavage enhancement — while the cut-outs are really flattering, and truly accentuate your curves.
- Available sizes: 30B - 36E.
- Fabrics: 82% polyamide, 18% elastane.
- Colours: 2.
- Pros: Amazing reviews. Supportive and lifting. Very on-trend.
- Cons: Not as large cup size range.
Save when you shop for the best swimsuits for big busts with these Boux Avenue discount codes.
- 13/15
Best bikini top with the largest bra size range
Cancun Bikini Top by Bravissimo
Offering a little more coverage around the back and underarms, this flattering bikini top feels pretty and feminine — without leaving too much skin on show. The textured rib fabric is really on-trend, and the cute crop shape makes it the kind of bikini top that could be comfortable worn out and out. In terms of support, the hidden underwire will make sure you feel secure — while the subtle v-neckline is really flattering for all shapes and sizes.
- Available sizes: 30DD - 40J.
- Fabrics: 67% polyester, 21% nylon, 12% elastane.
- Colours: 2.
- Pros: Really great range of sizes. Good amount of coverage. Supportive.
- Cons: Quite expensive.
- 14/15
Best halterneck swimsuit for big busts
Boden Santorini Halterneck Swimsuit
With its chic straight neckline, thick halterneck straps, and statement colourblock finish, there's something rather retro about the style of this stunning swimsuit. Although it's not been specifically designed for larger chests, the subtle boning at the side seams provides maximum support, and the lightly padded cups leave behind a smooth and moulded finish. Oozing elegance, it comes as no surprise that it's still a bestseller.
- Available sizes: UK 6 - 20. Regular and long lengths.
- Fabrics: 80% polyamide, 20% elastane.
- Colours: 10.
- Pros: Really wide range of patterns. Fitted bust. Thick shoulder straps.
- Cons: No bra sizing. Some reviewers say it comes up small.
Save when you shop for the best swimsuits for big busts with these Boden discount codes.
- 15/15
Best classic triangle bikini top
Ivory Rose Fuller Bust Mix and Match Triangle Bikini Top
If you just love the look of a classic triangle bikini top — but need something that offers a little more coverage — this Ivory Rose option one is definitely worth considering. The sliding triangle cups can be adjusted to perfectly fit your bust, and you can fasten the halter-neck straps tighter if you're after a more lifted look.
- Available sizes: 30DD - 38G.
- Fabrics: 86% polyamide, 14% elastane.
- Colours: 1.
- Pros: Affordable. Mix-and-match bottoms. Quick-drying fabric.
- Cons: Regularly goes out of stock.
Save when you shop for the best bikinis for large busts with these ASOS discount codes.