Gym | ONYX Gym & Fitness
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State of The Art Gym + Equipment

We’ve designed our massive 1,200sqm space from the ground up, paying special attention to every detail to ensure we bring you the biggest and the best 24/7 gym in the Alexandria area.

Other than our awesome equipment, what really sets ONYX apart from the many other gyms is our community. We truly believe that a motivating and supportive community atmosphere is the main reason why you’ll keep coming back to the gym. That’s why at ONYX, we put our community first. In addition to our amazing members, our community is also built upon our great team to provide first-class service, day in and day out. Meet some of our team below and be sure to say hello on our gym floor!

An unforgettable fitness experience in the biggest & best 24/7 gym in Alexandria

We have a massive range of state-of-the-art equipment sourced from across the world. As an Official Hammer Strength Training Centre, we pride ourselves on having unique equipment you’re unlikely to find elsewhere, with machines such as a belt squat, donkey calf raises, pullover, pendulum squat, IPF powerlifting combo rack and a fully adjustable hack squat on hydraulics! We also have tonnes of free weights, a massive functional training space for classes and the newest cardio machines equipped with Netflix, YouTube, Spotify and more! Whether you’re into powerlifting, bodybuilding, play a sport or just want to get fit and stay in shape, ONYX Gym has something for you.

Meet our incredible team

At ONYX, we go above and beyond to provide our members with an unforgettable fitness experience. Our amazing team of coaches and membership consultants have a wealth of experience and are here to help you every step of the way.

Our current partnerships

Experience the future of vitamin therapy with IV drips that leave your body flooded with vitamins, minerals and amino acids.

Your go-to destination for premium bodybuilding supplements in Sydney. They offer the highest quality products to help you achieve your fitness goals.

YS Physio believe in putting the ‘care’ back in healthcare and providing personalised, expert care to all of their patients.

Book a gym tour today and
enjoy an unforgettable fitness experience