Best O'Neill Wetsuits of 2025

Luke Dobson Avatar
Luke Dobson
Last Updated: 7 Feb 2025

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O'Neill offers a range of high-quality wetsuits suitable for various water activities. Made with premium neoprene material, these wetsuits provide excellent insulation and protection against the cold water, while also allowing for maximum flexibility and movement. The brand's wetsuits come in a variety of styles and sizes to fit different body types and preferences. Whether you're a professional surfer or a recreational swimmer, O'Neill wetsuits are a great choice to keep you comfortable and safe in the water.

At a Glance: Our Top Picks

O'Neill Reactor-2 2mm Back Zip Wetsuit Cover #TOP 1
O'Neill Reactor-2 2mm Back Zip Wetsuit
ftb score rating icon 9.8
O'Neill Reactor-2 Back Zip Wetsuit Cover #TOP 2
O'Neill Reactor-2 Back Zip Wetsuit
ftb score rating icon 9.7
O'Neill Women's Reactor Back Zip Wetsuit Cover #TOP 3
O'Neill Women's Reactor Back Zip Wetsuit
ftb score rating icon 9.5

Top 10 O'Neill Wetsuits

#TOP 1

O'Neill Reactor-2 2mm Back Zip Wetsuit

5041-A00-M
Black / Black
O'Neill Reactor-2 2mm Back Zip Wetsuit Cover
O'Neill Wetsuits Men's Reactor-2 2mm Back Zip Spring Wetsuit, Black/Black, M

The O'Neill Reactor-2 Wetsuit is an excellent choice for those new to water sports. Its back zip system allows for easy entry and exit, making your transitions seamless. You'll appreciate the ultra-stretch neoprene, which provides a soft feel while enhancing your flexibility and performance in the water. The seamless paddle zones ensure maximum mobility, allowing you to move easily while surfing or diving. Additionally, the wind-resistant smooth skin offers extra insulation, helping you stay warm during chilly beach days.

What We Like
Easy to put on and take off
Flexible and comfortable material
Great mobility while paddling
Extra insulation against the cold

O'Neill Reactor-2 Back Zip Wetsuit

5040-B82-LS
Black/Graphite
O'Neill Reactor-2 Back Zip Wetsuit Cover
O'Neill Wetsuits Men's Reactor-2 3/2mm Back Zip Full Wetsuit, Black/Graphite, LS

The O'Neill Reactor-2 Wetsuit is an excellent choice for those new to water sports. Its backzip system allows for easy entry and exit, making it convenient for quick changes. The ultra stretch neoprene offers a soft feel and flexibility, enhancing your overall performance while in the water. With seamless paddle zones, you can enjoy maximum mobility, allowing you to move freely as you surf or paddle. Additionally, the wind-resistant Smoothskin provides extra insulation, keeping you warm against the cold elements.

What We Like
Easy entry and exit
Flexible and comfortable material
Maximum mobility for activities
Extra insulation from wind
#TOP 3

O'Neill Women's Reactor Back Zip Wetsuit

5042-Z94-10
Black/Light Aqua
O'Neill Women's Reactor Back Zip Wetsuit Cover
O'Neill Wetsuits Women's Reactor Back Zip Full Wetsuit,Black/Light Aqua, 12 UK (Manufacturer size:40)

The O'Neill Reactor Wetsuit is an excellent entry-level choice for various water activities, including surfing, diving, and paddle sports. Its back zip system allows for easy entry and exit, making your experience hassle-free. The ultra-stretch neoprene offers a soft and flexible fit, enhancing your comfort and performance in the water. With seamless paddle zones, you can enjoy maximum mobility, allowing you to move freely while engaging in your favourite water sports.

What We Like
Easy entry and exit
Soft and flexible material
Maximum mobility
Wind-resistant insulation
#TOP 4

O'Neill Men's Reactor-2 3/2mm Wetsuit

5040-A00-L
Black / Black
O'Neill Men's Reactor-2 3/2mm Wetsuit Cover
O'Neill Wetsuits Men's Reactor-2 3/2mm Neoprene Back Zip Full Wetsuit, Black/Black, L

The O'Neill Reactor-2 Wetsuit is an excellent choice for those entering the water sports world. With its backzip system, you can easily slip in and out of the wetsuit, making it convenient for quick changes. The ultra-stretch neoprene provides a soft feel and exceptional flexibility, enhancing your performance while you surf or dive. Its seamless paddle zones are designed for maximum comfort and mobility, allowing you to move freely. Additionally, the wind-resistant Smoothskin offers extra insulation and protection against chilly conditions, keeping you warm during your activities.

What We Like
Easy entry and exit
Superior flexibility and comfort
Maximum mobility for activities
Wind-resistant for added warmth
#TOP 5

O'Neill Reactor-2 Neoprene 3/2mm Wetsuit, XL

5040-A00-XL
Black
O'Neill Reactor-2 Neoprene 3/2mm Wetsuit, XL Cover
O'Neill Wetsuits Men's Reactor-2 Neoprene 3/2mm Back Zip Full Wetsuit, Black/Black, XL

The O'Neill Reactor-2 Wetsuit is an excellent entry-level option that caters to a variety of water activities like surfing, diving, and paddle sports. Its backzip system ensures easy entry and exit, making it convenient for all users. The ultra-stretch neoprene offers a superior feel and flexibility, enhancing your performance in the water. Additionally, the seamless paddle zones maximise your mobility while keeping you comfortable, allowing you to focus on enjoying your time in the water.

What We Like
Easy to put on and take off
Flexible and comfortable design
Great for various water sports
Provides extra insulation

O'Neill Men's Reactor-2 1.5mm L/S Wetsuit

5080
Black
O'Neill Men's Reactor-2 1.5mm L/S Wetsuit Cover
O'Neill Men's Reactor-2 1.5mm L/S Top Wetsuit - Black/Black/Black/Large

The O'Neill Reactor-2 Wetsuit is designed to provide a snug yet comfortable fit, ensuring you can move freely while diving. Crafted from FluidFlex 2 Neoprene and UltraFlex materials, it offers excellent flexibility and durability. The single Super Seal collar is fully adjustable, allowing you to seal out water effectively for a warmer experience. Its YKK back zip system makes it easy to put on and take off, giving you convenience without hassle.

What We Like
Snug yet comfortable fit
Excellent flexibility and durability
Fully adjustable collar
Easy to put on
#TOP 7

O'Neill Wetsuits Men's Reactor-2 Back Zip Full Wetsuit

5040-A00-3XL
Black / Black
O'Neill Wetsuits Men's Reactor-2 Back Zip Full Wetsuit Cover
O'Neill Wetsuits Men's Reactor-2 3/2mm Back Zip Full Wetsuit, Black Black, 3XL UK

The O'Neill Reactor-2 Wetsuit is designed as an entry-level option, making it perfect for surfing, diving, and various water activities. Its back zip system allows for easy entry and exit, ensuring you can slip in and out without hassle. The ultra-stretch neoprene provides a soft feel and excellent flexibility, enhancing your performance in the water. Additionally, the seamless paddle zones improve comfort and mobility, allowing you to move freely while enjoying your favourite water sports.

What We Like
Easy entry and exit
Soft and flexible neoprene
Comfortable seamless design
Wind-resistant for extra insulation
#TOP 8

O'Neill Epic 4/3 Back Zip Wetsuit

4212-A05-L
Black
O'Neill Epic 4/3 Back Zip Wetsuit Cover
O'Neill Wetsuits Men's Epic 4/3 Back Zip Full Wetsuit, Black, Large

The O'Neill Epic Wetsuit is an excellent choice for those seeking value without compromising on performance. Its back zip system allows you to easily slip in and out, ensuring a secure fit with a watertight seal. Made from ultra-stretch neoprene, it offers a soft, flexible feel that enhances your comfort and agility in the water. The blind stitched and triple glued seams keep water out and improve durability, making it a reliable option for various water activities.

What We Like
Easy entry and exit
Superior flexibility and comfort
Durable, water-tight seams
Extra insulation against cold
#TOP 9

O'Neill Reactor-2 3/2mm Back Zip Wetsuit

5040-EJ7-L
Black/Ocean
O'Neill Reactor-2 3/2mm Back Zip Wetsuit Cover
O'Neill Wetsuits Men's Reactor-2 3/2mm Back Zip Full Wetsuit, Black/Ocean, L UK

The O'Neill Reactor-2 Wetsuit is an excellent choice for those entering the water sports world. Its back zip system allows for easy entry and exit, making it convenient for quick changes. The ultra-stretch neoprene offers a soft and flexible feel, enhancing your movement while surfing, diving, or enjoying paddle sports. Additionally, the seamless paddle zones provide maximum mobility, ensuring you can move freely. With wind-resistant Smoothskin, this wetsuit also offers extra insulation, keeping you warm during chilly water activities.

What We Like
Easy to put on and remove
Flexible and comfortable material
Allows for maximum mobility
Provides warmth and insulation
#TOP 10

O'Neill 2mm Neoprene Beanie Wetsuit

3671-002-L
Black
O'Neill 2mm Neoprene Beanie Wetsuit Cover
O'Neill Wetsuits Unisex Beanie Wetsuit, Black, L UK

The O'Neill Beanie Wetsuit is crafted from 2mm neoprene, providing warmth and comfort during water activities. The hat leash ensures that the beanie stays securely in place, making it ideal for stand-up paddleboarding (SUP). Its hand wash only care instructions make maintenance straightforward, allowing you to keep it in excellent condition with minimal effort. Made from 83% polyamide and 17% spandex, this beanie offers both flexibility and durability, ensuring you can move freely while enjoying your time on the water.

What We Like
Warm and comfortable
Secure fit with hat leash
Easy to care for
Flexible and durable fabric
Buying Guide Image
Editor's Notes

During our O'Neill wetsuit research, we found 306 O'Neill wetsuit products and shortlisted 10 quality products. We collected and analyzed 9,808 customer reviews through our big data system to write the O'Neill wetsuits list. We found that most customers choose O'Neill wetsuits with an average price of £84.49.

The O'Neill wetsuits are available for purchase. The top 10 picks range in price from a low of £22.00 to a high of £139.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 279 consumers with an average rating of 4.8.

Written by
Luke Dobson Avatar

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.