Intex 28433EP PureSpa Bubble Deluxe vs Intex PureSpa 4 Person Inflatable Hot Tub: Spec Comparison
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You are comparing the intex 28433ep purespa bubble deluxe vs purespa 4 person inflatable hot tub models. Both units share Fiber-Tech construction, a hard water treatment system, and heated air bubble technology. They both seat four people and include energy-efficient insulated covers. The main difference lies in their physical design and included accessories. One model features an octagonal shape with one hundred twenty bubble jets, while the other offers a rounder footprint with added headrests and an LED light.
Key differences
| Aspect | Intex PureSpa 4-Person Octagonal Bubble Spa | Intex PureSpa 4-Person Hot Tub with Insulated Cover |
|---|---|---|
| Shape | Octagonal | Round (implied by dimensions) |
| Jet Count | 120 jets | Not listed |
| Dimensions | 71 x 71 x 28 inches | 77 x 77 x 28 inches |
| Included Accessories | Energy efficient spa cover | 2 contoured headrests, LED light |
| Color | Gray | Cobalt |
Which one should you choose?
Choose Intex PureSpa 4-Person Octagonal Bubble Spa if
- You prefer a compact octagonal design that fits smaller spaces.
- You want a higher count of bubble jets for more surface agitation.
- You prioritize the specific Fiber-Tech beam construction details listed for this model.
Choose Intex PureSpa 4-Person Hot Tub with Insulated Cover if
- You want extra seating comfort with included contoured headrests.
- You desire ambient lighting with a multi-colored LED feature.
- You need a larger footprint with 77-inch dimensions for more legroom.
Verdict: Choose the Octagonal Bubble Spa if you want more jets and a space-saving shape. Pick the standard 4-Person model if you value added comfort accessories like headrests and mood lighting. Both provide the same core heating and water treatment specs.
Shape, Jets, and Extras Compared
Shape and Footprint
The Intex PureSpa 4-Person Octagonal Bubble Spa uses an octagonal shape. Its outer dimensions measure 71 by 71 inches. This creates a compact footprint for smaller patios. The Intex PureSpa 4-Person Hot Tub with Insulated Cover is round. It measures 77 by 77 inches. The round shape offers a larger diameter. You get more lateral space in the round model. The octagonal model fits tighter corners better. Choose the octagonal shape for tight spaces. Pick the round shape for a wider seating area.
Jet Count and Type
The Intex PureSpa 4-Person Octagonal Bubble Spa lists 120 bubble jets. These jets provide a consistent bubbling massage throughout the water. The second model does not list a specific jet count in its data. Both use heated air bubble technology with PTC heaters. This ensures safe and efficient heat transfer. The octagonal model specifies the jet quantity clearly. This gives you a known intensity level. The round model omits this detail. If you want to know the exact number of jets, the octagonal model provides that specification.
Included Accessories
The Intex PureSpa 4-Person Hot Tub with Insulated Cover includes premium accessories. It comes with two contoured headrests. It also features a multi-colored LED light. The light requires three AAA batteries that are not included. The octagonal model data does not mention these accessories. It focuses on the structural Fiber-Tech beams and hard water treatment. The round model adds comfort and ambiance items. You get headrests for neck support. You also get lighting for mood setting. These extras are unique to the round model in the provided specs.
Material and Construction
Both hot tubs share the same Fiber-Tech beam construction. This technology offers superior structural stability. It maintains a comfortable surface for users. Both models also include a hard water treatment system. This makes water gentler on skin and clothes. It also protects the spa system from buildup. The octagonal model weighs 111 pounds. The round model weight is not listed in the data. Since both use the same core material, the build quality is similar. The weight difference is unknown due to missing data.
Capacity and Dimensions
Both units are rated for four-person seating. The octagonal model has inner dimensions of 51 by 51 inches. This affects how comfortably you can sit. The round model lists outer dimensions of 77 by 77 inches. The inner dimensions are not provided in the data. Both have a height of 28 inches. The octagonal model has a defined inner space. The round model has a larger outer footprint. You need to measure your patio for the round model. The octagonal model fits more compact areas.
Which Intex PureSpa Model Fits You
You want a compact octagonal shape for tight spaces
This model features an octagonal design with outer dimensions of 71 by 71 inches. Its compact footprint makes it ideal for smaller patios or balconies. The 120 bubble jets provide consistent circulation. You get structural stability from Fiber-Tech beams. The included energy-efficient cover helps retain heat effectively during cooler months.
You prefer a larger square tub with extra accessories
This unit offers a square shape with larger dimensions of 77 by 77 inches. It includes two contoured headrests for added comfort. A multi-colored LED light sets the mood, though batteries are not included. The hard water treatment system protects the spa components. You receive a one-year manufacturer limited warranty for peace of mind.
You need a standard four-person capacity with basic features
Both tubs seat four people, but this option provides a straightforward setup. It uses heated air bubble technology for efficient warming. The high-density foam cover minimizes heat loss. You benefit from the hard water treatment system to keep water gentle on skin. The Fiber-Tech construction ensures durability without requiring complex maintenance routines.
The products compared
Intex PureSpa 4-Person Octagonal Bubble Spa
Best for: Users wanting stable bubble massage and energy savings
- Seating Capacity
- 4-person
- Jet Count
- 120
- Jet Type
- Bubble jets
- Material
- Fiber-Tech
- Dimensions
- 71" x 71" x 28"
- Shape
- Octagonal
View on Amazon: Intex PureSpa 4-Person Octagonal Bubble Spa Affiliate link
This Intex model uses Fiber-Tech construction for stability and holds four people in an octagonal footprint measuring 71 by 71 inches. It features 120 heated air bubble jets and includes an energy-efficient cover that reduces heat loss by up to 50%. The built-in hard water treatment system protects the internal components. It suits those who want a stable, insulated spa with gentle bubble massage.
Pros
- 120 heated air bubble jets for full-body massage
- Energy-efficient cover reduces heat loss by 50%
- Fiber-Tech beam construction for superior stability
- Built-in hard water treatment system
Cons
- Bubble jets only, lacking targeted massage
- Octagonal shape offers less seating width than round tubs
- No mention of smart app or remote control
Good fit if
- You want a stable tub with 120 bubble jets
- You need a cover that improves energy efficiency
- You have hard water and want built-in treatment
Skip if
- You prefer targeted jet massage over bubbles
- You want a round shape for more width
- You need smart app connectivity
Verdict: Intex PureSpa Bubble Deluxe 4-Person is a solid choice for users prioritizing structural stability and energy savings over targeted massage jets.
Intex PureSpa 4-Person Hot Tub with Insulated Cover
Best for: Small patios and hard water areas
- Seating Capacity
- 4 Person
- Jet Type
- Heated air bubble
- Material
- Fiber-Tech
- Dimensions
- 77 x 77 x 28 inches
- Features
- Insulated Cover, Energy-Saving, Pool Cover
- Use
- Spas
View on Amazon: Intex PureSpa 4-Person Hot Tub with Insulated Cover Affiliate link
This Intex PureSpa measures 77 by 77 by 28 inches and seats four people. It uses Fiber-Tech beam construction for structural stability and a PTC heater for heated air bubbles. The system includes a hard water treatment feature to protect the unit and skin. You get an insulated cover and two contoured headrests. This model suits small outdoor spaces where a compact, stable inflatable spa is needed.
Pros
- Fiber-Tech beam construction provides structural stability
- PTC heater maximizes heat transfer to water
- Built-in hard water treatment system protects the spa
- Includes insulated cover for energy efficiency
Cons
- LED light requires three AAA batteries not included
- Only 28 inches tall, limiting legroom
- No remote control or smart connectivity listed
Good fit if
- You need a spa for four people
- You have a small patio or deck
- You want hard water protection built in
Skip if
- You prefer a larger six-person model
- You want a deeper tub for reclining
- You need app or remote control features
Verdict: Intex PureSpa 4 Person Inflatable Hot Tub fits users who value compact stability and hard water care over smart features. It is a solid choice for small spaces.
Specifications side by side
| Spec | Intex PureSpa 4-Person Octagonal Bubble Spa | Intex PureSpa 4-Person Hot Tub with Insulated Cover |
|---|---|---|
| Seating Capacity | 4-person | 4 Person |
| Jet Count | 120 | not stated |
| Jet Type | Bubble jets | Heated air bubble |
| Material | Fiber-Tech | Fiber-Tech |
| Dimensions | 71" x 71" x 28" | 77 x 77 x 28 inches |
| Shape | Octagonal | not stated |
| Features | Insulated Cover, Energy-Saving, Pool Cover | Insulated Cover, Energy-Saving, Pool Cover |
| Use | Spas | Spas |
| Size | 4-Person | 4-Person |
| Weight | 111 pounds | not stated |
| Color | Gray | Cobalt |
| Model | 28433EP | 28429EP |
Frequently asked questions
Which Intex model has more jets?
The Intex PureSpa 4-Person Octagonal Bubble Spa includes 120 bubble jets. This specification is listed in its attributes. The other 4-Person model does not list a specific jet count in the provided data. Both units use heated air bubble technology for massage.
What is the color difference between the two spas?
The Octagonal Bubble Spa is gray. The standard 4-Person Hot Tub is cobalt blue. These colors are specified in the technical data for each model. The choice depends on your preference for the exterior finish of your inflatable spa.
Which hot tub is heavier?
The Intex PureSpa 4-Person Octagonal Bubble Spa weighs 111 pounds. This weight is listed in its specs. The weight for the cobalt 4-Person model is not provided in the data. Heavier units may offer slightly more stability on flat surfaces.
Do both models include an insulated cover?
Yes, both units come with an insulated cover. This feature is listed in the attributes for the Octagonal Bubble Spa. It is also listed for the standard 4-Person Hot Tub. The cover helps retain heat and improves energy efficiency for both models.
Which model is better for small patios?
The Octagonal Bubble Spa is better for tight spaces. It measures 71 by 71 inches. The standard 4-Person model is larger at 77 by 77 inches. The smaller footprint of the octagonal design fits better on compact patios or balconies.
Are both spas suitable for four people?
Yes, both models are designed for four people. The size attribute for the Octagonal Bubble Spa is listed as 4-Person. The standard model is also listed as 4-Person. Both units provide seating capacity for a small group of users.

