About Cardiff Bay





Simply Gym Cardiff Bay is our newest and flagship Gym. Covering an amazing 20,000sq ft it has all the equipment and facilities you could wish for and our experienced and friendly staff are always on hand to assist you and make sure you have everything you need to achieve your fitness goals. There’s also a ladies only training area with a great range of equipment, a growler sled track, saunas in both changing rooms and Starbucks on site too! The club is an official Hammer Strength certified training centre and features the latest in fitness technology including an indoor cycling studio with cinema screen, large class studio, boxing space, fully connected gym equipment and a members app.

Life Fitness and Hammer Strength Equipment
The Gym has a massive range of Life Fitness and Hammer Strength equipment including web enabled treadmills, bikes, cross trainers, Sparc trainers and Rowers. Our range of Hammer Strength lifting equipment includes power racks, lifting platforms, bridges and plate loaded machines. We believe in functional training and have a large functional training area, the core of which is our full size Synergy rig. There’s also plenty of space to be creative!

Spin Studio with Cinema Screen
Our spin studio is fitted with State-of-the-art ICG indoor cycles and a cinema screen. Using The Coach By Color intensity guide, WattRate Power Meter and connectivity to external devices to provide encouragement and engagement, and make the indoor cycling experience unlike any other. With the virtual “My Ride” connectivity it allows exercisers and instructors to benefit from the combination of state-of-the-art bikes and cutting edge digital experiences.

Group Exercise Classes
We have a wide range of classes available everyday taking place in our class studio or around the Synergy rig. Classes include Les Mils Body Pump, Yoga, Pilates and all classes are free to members and easily bookable using our members app.

Ladies Only Area
Our Ladies only area features the same equipment found on the Gym floor and is designed specifically to ensure you have everything you need to complete your workout.

And all of this for a great low price!

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Simply Gym App
Download the Simply Gym app from the App Store and Google Play.
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Where To Find Us

Simply Gym Cardiff Bay,
Red Dragon Centre,
Hemingway Road,
Leisure Village,
Atlantic Wharf,
CF10 4JY

Tel: 02922 407 425

Opening Times

Mon - Fri: 5:30am - 10pm

Sat - Sun: 6:30am - 9pm

Bank Holidays: 6:30am - 9pm

Cardiff Bay

Simply Gym Cardiff Bay,
Red Dragon Centre,
Hemingway Road,
Leisure Village,
Atlantic Wharf,
CF10 4JY

The Simply Gym Difference

Achieve Your Goals With Us
  • Experienced friendly staff

  • Guaranteed results in 6 weeks

  • Classes free with membership

  • Members App

  • Free personal training session

  • Free personalised training program

  • First class equipment and facilities

  • Ladies only area

  • Starbucks on site

  • FREE parking

Register your interest

Enter your details below and one of our Trainers will get in touch to chat about your fitness goals

Simply Gym Cardiff Bay, Cardiff

Free Simply Gym Classes

All our daily classes are free when you become a member
Synrgy Starter

If you haven’t done many circuit classes before, Synrgy Starter is your perfect place to start.  This fully coached introductory session aims to coach and develop your techniques on various exercises.

Synrgy LBT

The name says it all! The focus of this class is to tighten and shape your legs, bums and tums with specific exercises.

Synrgy Core/Abs

The body’s core constitutes a whole range of muscles between the hips and shoulders. In addition to well defined abs and flat stomach, a strong core will provide support for your back and help safeguard against injury.


The Spinning coach takes you to various mountains and valleys. Within the group you will reach goals you might not have reached by yourself. Within one hour of spinning up to one complete meal can be burned. No matter if you would like to burn fat or simply feel fantastic: Spinning is the ideal workout for you.

Synrgy Max

Synrgy Max is the intense full body workout with a focus on muscle body shape. Synrgy Max workouts include great music, with step, strength, endurance and optimizing fat burning.


A fun and dynamic workout designed to improve your body shape using bodyweight exercises through an interval based program.


This class consists of 50% weight based training, 50% high intensity interval training. The class has two main focus': Learning about training alone and having fun getting fit! With 50/50 you will learn how to train independently, both with competence and confidence, while having an interactive and challenging workout!

Synrgy Circuit

A fun and dynamic workout designed to improve your body shape using various exercises on and off the Synrgy 360 frame through an interval based program.