Swimsuit Shopping Mistakes to Avoid

Even savvy shoppers make swimsuit shopping mistakes that lead to ill-fitting suits and wasted money. Before your next swimwear purchase, avoid these common pitfalls that leave too many swimsuits unworn in the back of drawers.

Mistake #1: Buying the Wrong Size

The biggest swimwear shopping mistake is assuming your dress size equals your swimsuit size. Swimwear sizing varies wildly between brands, and many women size up incorrectly thinking bigger equals more comfortable. The truth? A too-big swimsuit gaps, sags, and requires constant adjustment.

Fix it: Measure yourself and check each brand’s size chart. A properly fitted swimsuit feels snug when dry—it will stretch when wet.

Mistake #2: Ignoring Your Lifestyle

Buying a gorgeous but impractical bikini you’ll never actually wear wastes money. If you swim laps, that string bikini won’t work. If you chase kids on the beach, you need secure coverage.

Fix it: Be honest about how you’ll use your swimwear before purchasing.

Mistake #3: Shopping in Bad Lighting

Fluorescent fitting room lights make everyone look terrible. If the swimsuit looks bad under harsh lights, you might pass on something that would look amazing in natural light.

Fix it: Step outside the fitting room or take photos near a window to see true colors and fit.

According to Real Simple’s shopping experts, trying swimsear with the underwear you’d actually wear beneath helps visualize the real look.

Mistake #4: Overlooking Construction Quality

Cheap swimwear with thin fabric, flimsy straps, and weak elastic falls apart after a few wears. The per-wear cost of quality swimwear is actually lower than disposable fashion.

Fix it: Check seams, fabric weight, and lining quality before buying.

Mistake #5: Following Trends Blindly

That ultra-trendy cutout swimsuit might not flatter your body type, no matter how cute it looks on influencers. Trends come and go; flattering fit is forever.

Fix it: Try trends in styles that work for your body, not just the exact look you saw online.

Mistake #6: Not Considering Tan Lines

That intricate strap design creates permanent summer patterns on your shoulders. Consider how swimsuit tan lines work with your regular wardrobe.

Mistake #7: Buying Only One Swimsuit

Wearing the same swimsuit repeatedly without rest degrades elastic quickly. Rotation extends the life of each piece.

Fix it: Build a small swimwear capsule—2-3 suits minimum for regular swimmers.

Shop smarter in our bikini collection with these mistakes in mind.