H2x Swim Spa Reviews

Are you thinking about investing in a swim spa? Have you considered an H2X Fitness Swim Spa?

H2X Swim Spas are produced by the well-known spa and hot tub company, Master Spas. Master Spas also manufacture the series of Michael Phelps swim spas. They have an extensive range of swim spas available, with features to suit every need.

Before you make any big decision though, read my review to find out all about H2X Swim Spas and Master Spas' most popular swim spa models.

Our Top Choices For H2x Swim Spa

Challenger 19 D

1. Challenger 19D

  • 50 jets (including 6 Airless VIP Jets & 1 Master Blaster®)
  • Separate hot tub area with independent temperature controls
  • Master Force Bio-Magnetic Therapy System, SoftTread™ Floor System, 5 water features
  • Best for athletes & fitness enthusiasts
Trainer 15 D

2. Trainer 15D

  • 43 jets (including 4 VIP jets)
  • Pool with spa seats at one end
  • Xtreme Therapy Cove, Xtreme Therapy Seat, resistance bands & rowing bars
  • Best for fitness & relaxation
Therapool 13

3. Therapool 13

  • 28 jets (including 2 Flow Stream Swim Jets)
  • Pool with spa seats at one end
  • Energy-efficient, EcoPur Charge filtration system, LED lights
  • Best value swim spa

Not sure which hot tub to get? Let us help you!

Price Guide: Cost Of An H2X Swim Spa

H2X Swim Spa prices are very reasonable compared to other swim spa brands. H2X has three series of swim spas, Challenger, Trainer, and Therapool.

A swim spa from the Therapool series set you back around $20,000 to $ 26,000. Trainer Series swim spas cost about $22,000 to $30,000 and Challenger swim spas are generally more expensive, costing between approximately $28,000 and $36,000.

Master Spas H2X Swim Spas do not list their prices on their website. However, if you click the button below, you can get personalized quotes based on the swim spa you're looking for!

Most Popular H2X Swim Spa Models

Master Spas, manufacturers of H2X Fitness Swim Spas is one of the best swim spa brands around. H2X Fitness Swim Spas offers a total of twelve swim spa pools in three distinct lines, Challenger, Trainer & Therapool. Let's take a closer look at some of their most popular swim spa models from these series.

Challenger 19 D - Best for Athletes & Fitness Enthusiasts

If you are an athlete or just really into fitness and exercise, then the Challenger 19D is an ideal choice for a swim spa.

With a total of fifty jets including a Master Blaster and measuring 231" x 94" x 60", this is the largest of the H2X swim spas.

There are independent temperature controls, so you can enjoy all the benefits of relaxation and warm water therapy in the hot tub whilst another spa user is working out in the sectioned-off pool area at a cooler water temperature.

The hot tub end of this swim spa has ergonomic seating with a total of thirty-one massaging jets so it can deliver an extremely good hydrotherapy experience. There is the StressRelief Neck and Shoulder Seat and an Xtreme Therapy Cove that has a unique pattern of jets that target the hips and legs which are both great if you want a therapeutic massage. The Master Blaster can deliver a soothing foot massage, excellent if you have been on your feet all day, and the Master Force Bio-Magnetic Therapy System has specially placed magnets to help circulation and reduce inflammation.

Swim spa models from the Challenger Series have an innovative jet system that does not let air bubbles into the stream of water. These fitness swim spas have VIP Technology and six jets which are carefully angled, that result in a wide and smooth water current which is perfect for any level of swimmer's ability to train in.

Not only can you swim in the pool area but it is also great for jogging, walking and other types of water exercise. The AquaSpeed VSP touchscreen display has simple-to-use controls so you can easily adjust the speed of the current. It features twenty-five-speed settings so you can set your own pace for interval training or endurance. A standard feature of this model is the H2Xericse System which includes exercise equipment such as resistance bands, a rowing kit, and an aquatic exercise book.

Other standard features of this swim spa include the EcoPur Charge Water Purification System that utilizes an electrochemical reaction to help eliminate germs and heavy metals from the water, five water features, LED lights, and five pumps.

Premium options for the Challenger 19D include the Mast3rPur™ Water Management System which helps minimize the number of cleaning chemicals needed, the SoftTread™ Floor System which provides a useful combination of cushioning and traction, and the Axis Cover System to help with handling the swim spa cover.

Trainer 15 D - Best for Fitness & Relaxation

If you after a swim spa to enjoy family fun as well as relaxation and exercise then the Trainer Series, Trainer 15D is a perfect choice. This mid-range H2X fitness swim spa measures 180" x 94" x 60" and has an open plan design so is a great alternative to a traditional style swimming pool.

The Trainer 15D features 43 stainless steel jets including four high-performance swim jets with VIP Technology which allows you to adjust the water-resistance for swimming or other types of water exercise. 

It comes with the H2Xercise Fitness System that includes resistance bands and rowing bars.

The spa area features an Xtreme Therapy Cove and Xtreme Therapy Seat which have a jet system that can provide targeted massages to the hips, calves, and thighs whist the StressRelief Neck and Shoulder seat can help ease any tension in these spots.

This Trainer Series swim spa has the Master Force Bio-Magnetic Therapy System which uses magnets to help relieve inflammation and boost circulation and responses from the nervous system. Other relaxation features of this swim spa include five water features that create the perfect ambiance for chilling out.

Other standard features of this Trainer Series swim spa include the EcoPur Charge water filtration system and LED lights. There is a choice of two colors for the swim spa shell and two for the exterior skirting. Premium options for the Trainer 15D, Trainer Series swim spa, include the SoftTread™ Floor System, the Mast3rPur™ Water Management System, and the Axis Cover System.

Therapool 13 - Best Value Swim Spa

Part of the H2X Therapool series, the Therapool 13 measures 156" x 90" x 48" making it ideal for smaller spaces. It has an area for aquatic exercise and hydrotherapy seating for relaxation and wellness although it does have slightly fewer features than the other swim spa lines, so it may be a good choice if you are on a tighter budget.

The Therapool 13 is the largest of the energy-efficient Therapool Series. 

It has twenty-eight jets in total, two of those are flow stream swim jets for water exercise and resistance exercise. This swim spa comes with the H2Xercise™ Fitness system which includes a rowing kit and resistance bands.

The therapy seats are contoured and have adjustable massaging jets and this model also features the Master Force Bio-Magnetic Therapy System, so you can enjoy all the benefits of hydrotherapy and relaxation.

Other standard features of this Master Spas swim spa include the EcoPur Charge filtration system, LED lights, and two water features. Premium options include the SoftTread™ Floor System and the Axis Cover System.

The swim spa shell is available in a choice of two stylish colors, sterling silver or sierra and the DuraMaster skirting comes in espresso or graphite.


231" x 94" x 60"

180" x 94" x 60"

156" x 90" x 48"

Water Capacity (gallons)








Number of Jets

50 (Incl. 6 Airless VIP Jets and 1 Master Blaster®)

43 (Incl. 4 VIP Jets)

28 (Incl. 2 Flow Stream Swim Jets)

Propulsion System

Airless VIP Technology

Air-Injected VIP Technology

Flow Stream Swim Jets

Overall Rating




How Do H2X Swim Spas Stack Up Against The Competition?

Let's see how Master Spas H2X Fitness Swim Spas compare to most swim spas by taking a closer look at the pros and cons of this particular brand.


Master Spas take energy efficiency very seriously. All of the H2X Fitness Swim Spas are designed to be extremely energy efficient so they can be used any time of the year. These swim spas have foam insulation which is environmentally friendly. This foam insulation is resistant to mildew and mold, keeps in the heat, and massively reduces energy costs. Every single swim spa Master Spas build, aims to not only meet the stringent energy efficiency standards of the California Energy Commission but to exceed them.

When it comes to the installation of your swim spa, once the designated spa space in your back yard is ready, the H2X Fitness Swim Spa can be delivered as well as installed all in one day. All you need to make sure of is that the ground surface is level and able take the weight of portable swim spas.


The pricing for the swim spas and any accessories is not listed on the Master Spas website which some customers may find frustrating if they just want to get a rough idea of the cost.

The color options for the fitness swim spas although stylish, are quite limited. The interior shells are available in a choice of two color options sierra or sterling silver whilst the exterior paneling comes in espresso or graphite.

The Final Verdict

A swim spa offers all the luxury and relaxation of a hot tub while having many of the advantages of a swimming pool as well!

Produced by Master Spas who also make excellent hot tubs, H2X Fitness Swim Spas offer some of the best swim spas on the market and a great selection compared to other swim spa manufacturers. They also score highly when it comes to energy efficiency.

Whatever your swim spa needs, you will be sure to find a suitable model in the H2X Fitness Swim Spa lines. I hope my review has helped you to decide which new spa to purchase. For more information, use the questionnaire below to select your swim spa preferences and free get quotes from several dealers in your area.

About The Author

Bobby Gifford  //  Staff Writer

Bobby Gifford has over 17 years of experience with hot tubs and swimming pools. He has owned one pool and several hot tub brands over the years and has a wide scope of knowledge including buying information, maintenance and industry trends.