Best SunSwell Hot Tubs for Spas in 2026: 3 Picks
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
Finding the best SunSwell hot tubs for spas requires looking at the hard numbers on each listing. We compared 3 models to help you choose based on published specifications, not marketing claims. Our top pick is the SunSwell 71-Inch Round Inflatable Hot Tub because its compact 71-inch footprint fits small patios where larger square models will not. This guide helps you decide which shape and size match your space and seating needs.
Quick picks
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | SunSwell 71-Inch Round Inflatable Hot Tub Best overall | Small spaces and bubble massage | Check price of SunSwell 71-Inch Round Inflatable Hot Tub on Amazon |
| 2 | SunSwell 73" Square Inflatable Hot Tub Best premium | group seating and energy efficiency | Check price of SunSwell 73" Square Inflatable Hot Tub on Amazon |
| 3 | SunSwell 73" Square Inflatable Hot Tub Best budget | groups needing square shape seating | Check price of SunSwell 73" Square Inflatable Hot Tub on Amazon |
The best fit for you
- You need the smallest footprint for tight spaces SunSwell 71-Inch Round Inflatable Hot Tub Its 71-inch round shape fits areas where larger models do not.
- You want group seating with energy efficiency SunSwell 73" Square Inflatable Hot Tub The 73-inch square design and dual cover system support family use.
- You prefer a square shape for larger groups SunSwell 73" Square Inflatable Hot Tub This 73-inch square model provides ample seating for shared outdoor use.
Our 3 picks
SunSwell 71-Inch Round Inflatable Hot Tub
Best for: Small spaces and bubble massage
- Use
- Backyard, Outdoor, Spas (what this guide is about)
- Seating Capacity
- 4 to 6 people
- Jet Count
- 120
- Jet Type
- bubble jets
- Material
- laminated PVC
- Dimensions
- 71" x 71" x 25.6"
View on Amazon: SunSwell 71-Inch Round Inflatable Hot Tub Affiliate link
This SunSwell inflatable spa seats four to six people in a 71-inch round footprint. It uses a 600W motor to drive 120 bubble jets. The laminated PVC shell includes a child-safety lock cover to retain heat. A GFCI plug ensures electrical safety. You get four replacement filters with the unit. This model suits those who want a compact, energy-efficient option for indoor or outdoor relaxation.
Pros
- 120 bubble jets powered by a 600W motor
- Laminated PVC material for puncture resistance
- Includes four replacement filter cartridges
- GFCI protection for safe operation
- Child-safety lock on the insulated cover
Cons
- Smaller 71-inch diameter than the 73-inch square models
- Bubble jets only, no water jet system
- Manual inflation via button, no pump included
Good fit if
- You have limited outdoor space for a round spa
- You prefer bubble massage over targeted water jets
- You want a unit with included replacement filters
Skip if
- You need seating for more than six people
- You prefer a square shape for corner placement
- You want a larger 82-inch diameter model
Verdict: SunSwell 71" Round Inflatable Hot Tub offers a compact 71-inch footprint with 120 bubble jets. It fits small patios or indoor areas where the larger 73-inch square models will not.
SunSwell 73" Square Inflatable Hot Tub
Best for: group seating and energy efficiency
- Use
- Backyard, Outdoor, Spas (what this guide is about)
- Seating Capacity
- 4–6 person
- Jet Count
- 130
- Jet Type
- Bubble jets
- Material
- Laminated PVC
- Dimensions
- 73" x 73" x 25.6"
View on Amazon: SunSwell 73" Square Inflatable Hot Tub Affiliate link
The SunSwell 73" Square Inflatable Spa seats four to six people in a 73 by 73 inch footprint. It uses 130 bubble jets powered by a 600W motor to circulate water. The laminated PVC shell offers puncture resistance. You get two covers: an inflatable one for heating and an insulated one for retention. The GFCI protection ensures safe operation during outdoor use.
Pros
- 130 bubble jets for full-body coverage
- Two interchangeable covers for heat management
- Laminated PVC shell resists punctures
- GFCI safety protection included
Cons
- Bubble jets offer less targeted massage than air chairs
- Square shape reduces usable corner space
- No remote control for temperature adjustment
Good fit if
- You want a larger seating capacity for groups
- You prefer a square shape for your patio
- You need robust puncture-resistant materials
Skip if
- You prioritize targeted jet massage over bubbling
- You have limited square footage for a 73 inch footprint
- You want remote control convenience
Verdict: SunSwell 73" Square Inflatable Spa fits families needing group seating. The dual cover system helps you manage energy use effectively.
SunSwell 73" Square Inflatable Hot Tub
Best for: groups needing square shape seating
- Use
- Backyard, Outdoor, Spas (what this guide is about)
- Seating Capacity
- 4-6 person
- Jet Count
- 130
- Jet Type
- air jets
- Material
- PVC
- Dimensions
- 73"L x 73"W x 25.6"H
View on Amazon: SunSwell 73" Square Inflatable Hot Tub Affiliate link
This SunSwell inflatable spa offers a 73-inch square footprint designed for four to six people. It heats water to 104°F and uses an insulated cover with a child-safety lock to retain heat and improve energy efficiency. GFCI protection is included for safety. The dark black exterior suits outdoor spaces where you need a durable, spacious option for group relaxation.
Pros
- Square shape provides 73" x 73" of floor space
- Seating capacity accommodates 4-6 people
- Insulated cover includes a child-safety lock
- Heats water up to 104°F
- Includes GFCI protection for electrical safety
Cons
- Square design may not fit all outdoor layouts as well as round models
- Height is limited to 25.6 inches
- No smart controls or remote listed in specifications
Good fit if
- You need extra seating for a group of four or more
- You prefer a square shape for corner placement
- You want a model with a child-safety lock on the cover
Skip if
- You require a round hot tub for better hydrotherapy flow
- You need a taller tub for easier entry and exit
- You want a gray color option instead of black
Verdict: SunSwell 73" Square Inflatable Spa fits larger groups who need a square footprint for their outdoor patio. It offers ample seating and essential safety features for shared use.
Specifications side by side
| Spec | SunSwell 71-Inch Round Inflatable Hot Tub | SunSwell 73" Square Inflatable Hot Tub | SunSwell 73" Square Inflatable Hot Tub |
|---|---|---|---|
| Seating Capacity | 4 to 6 people | 4–6 person | 4-6 person |
| Jet Count | 120 | 130 | 130 |
| Jet Type | bubble jets | Bubble jets | air jets |
| Material | laminated PVC | Laminated PVC | PVC |
| Dimensions | 71" x 71" x 25.6" | 73" x 73" x 25.6" | 73"L x 73"W x 25.6"H |
| Shape | Round | Square | Square |
| Features | Insulated Cover, Pool Cover | Insulated Cover, Pool Cover | Insulated Cover, Pool Cover |
| Use | Backyard, Outdoor, Spas | Backyard, Outdoor, Spas | Backyard, Outdoor, Spas |
| Size | 71"L x 71"W x 25.6"H（RD) | 73"L x 73"W x 25.6"H（SQ) | 73"L x 73"W x 25.6"H（SQ) |
| Color | Black | Gray | Dark Black |
| Model | PH050017 | G56001-185GRS-2 | G56001-F185BKS-2 |
How to choose the right one
-
Check the footprint dimensions
Measure your patio or indoor area before buying. The top pick is a 71-inch round model, which fits tighter spaces than the square alternatives. If you have limited room, the 71-inch length and width provide a smaller footprint. The other options measure 73 inches on each side. A square shape requires more corner clearance. You must ensure your surface can support the weight when filled. Always leave extra space for the pump and hose connection. Verify your measurements against the listed length and width specs.
-
Decide on round or square
Your available space determines the best shape. The round model offers a compact design that works well in corners or small patios. It is labeled as best for small spaces. The square models provide a traditional layout for group seating. They are better if you want to face each other. The square shape fits larger groups who need a specific footprint. Choose round for efficiency in tight areas. Choose square for social seating arrangements. The shape dictates how you arrange the tub on your deck.
-
Review the jet configuration
Look at the jet count and type. The round model features 120 bubble jets. Bubble jets create a gentle, massaging effect. This is ideal for relaxation rather than deep tissue massage. The square models do not list a specific jet count in the provided data. You should check the listing for their jet details. Bubble jets are generally quieter and use less energy. They provide a soothing experience for all ages. Consider if you prefer strong water streams or soft bubbles.
-
Consider the cover system
Energy efficiency depends on how well the tub retains heat. The square models feature a dual cover system. This helps you manage energy use effectively by reducing heat loss. A better seal means lower operating costs over time. The round model does not specify a dual cover in the data. You should verify the cover type for that unit. Insulated covers are crucial for maintaining water temperature. Check if the cover includes a locking mechanism for safety. The cover system is a key spec for long-term ownership.
-
Verify the height spec
The height affects how easy it is to get in and out. All listed models share a height of 25.6 inches. This is a standard height for inflatable spas. It is comfortable for most adults to enter and exit. If you have mobility issues, a lower profile might be better. However, 25.6 inches is a practical middle ground. The height remains consistent across both round and square shapes. You do not need to adjust your expectations based on the model. The vertical dimension is uniform across the SunSwell lineup.
Frequently asked questions
What is the best SunSwell hot tub for small spaces?
The SunSwell 71-Inch Round Inflatable Hot Tub is the top choice for compact areas. Its 71-inch by 71-inch footprint fits patios or indoor spots where larger models will not. It includes 120 bubble jets for massage and features a black color. This round shape is ideal when you need to save space without sacrificing seating comfort.
Which SunSwell spa is best for group seating?
The SunSwell 73-Inch Square Inflatable Hot Tub is designed for larger groups. Its square shape and 73-inch by 73-inch dimensions provide ample room for multiple users. This model supports family use and shared outdoor activities. You get a spacious layout that accommodates more people comfortably compared to the smaller round options.
Does the SunSwell 73-inch square tub have energy-saving features?
Yes, the SunSwell 73-Inch Square Inflatable Hot Tub includes a dual cover system. This feature helps you manage energy use effectively by retaining heat when the spa is not in use. It is a practical addition for owners who want to maintain water temperature efficiently without excessive power consumption during idle periods.
What are the dimensions of the SunSwell 71-inch round model?
The SunSwell 71-Inch Round Inflatable Hot Tub measures 71 inches in length and 71 inches in width. The height is 25.6 inches. This compact size makes it suitable for smaller patios or indoor areas. The round design ensures it fits into corners or tight spaces better than square alternatives.
Is there a black option for the SunSwell 73-inch square hot tub?
Yes, the SunSwell 73-Inch Square Inflatable Hot Tub is available in a Dark Black color. This model shares the same 73-inch by 73-inch dimensions as the gray version. It offers essential safety features for shared use and provides ample seating for larger groups on your outdoor patio.
How many bubble jets does the top-rated SunSwell tub have?
The best overall pick, the SunSwell 71-Inch Round Inflatable Hot Tub, features 120 bubble jets. These jets provide a bubble massage experience for relaxation. This specification is part of what makes it suitable for small spaces while still delivering therapeutic water circulation for users.
What is the difference between the two 73-inch square SunSwell models?
The two 73-inch square models differ primarily in color and specific model numbers. One is Gray (G56001-185GRS-2) and the other is Dark Black (G56001-F185BKS-2). Both share the same 73-inch by 73-inch footprint and 25.6-inch height. They both serve as excellent options for group seating and outdoor spa use.