10 Best 4 Person Inflatable Hot Tubs 2026 in the United States

The Coleman Hawaii AirJet Large Square Inflatable Hot Tub is designed to comfortably accommodate 4 to 6 people, providing ample space with its 71” x 71” x 28” dimensions. This makes it suitable for small gatherings or family relaxation. The DuraPlus 3-layer material enhances durability, making the tub resistant to punctures and stretching, which is a significant advantage for long-term use. Additionally, the Freeze Shield heating system ensures the components won't freeze, adding to its robustness in colder climates, though it should not be used in temperatures below 39 degrees Fahrenheit. The heating system can reach up to 104 degrees Fahrenheit, providing warmth and relaxation, while the 140 AirJets offer a soothing massage experience, which is a highlight for users seeking a therapeutic soak.

The EnergySense cover, which is 40 percent more energy-efficient, helps in lowering energy consumption, making it a greener option. The control panel allows for easy adjustments. The spa includes essential accessories like a pump, chemical floater, filter cartridges, and a repair patch, which simplifies the setup and maintenance process. However, despite its benefits, users should be aware that the hot tub has limitations in extremely cold temperatures, and the water capacity at 222 gallons requires careful monitoring to ensure optimal performance. The product has received positive feedback, with a 4.1-star rating from 3,584 reviews, reflecting general satisfaction among users. This makes it a reliable choice for those looking for an inflatable hot tub with good features and durability, suitable for moderate climates and energy-conscious consumers.

The INTEX SimpleSpa Bubble Massage Inflatable Hot Tub is designed to comfortably fit four people, with a spacious 77" diameter and 26" height. It features 100 bubble jets that provide a soothing massage experience, making it a strong choice for relaxation and casual spa use. The tub is made with durable materials including a puncture-resistant mesh hull and vinyl, helping it withstand outdoor use. Heating is adjustable via a compact control unit that also offers convenience with cup and phone holders. The insulated cover and ground cloth help retain heat, improving energy efficiency.

An electronic hard water treatment system is built-in to reduce calcium buildup, which means less maintenance and better water quality. It holds 210 gallons of water and requires a standard 230V outlet with 13 amps. While setup requires some assembly, it is generally straightforward. This model cannot be shipped to certain states due to regulations.

This hot tub provides good durability, user-friendly controls, and enjoyable massage features, making it a solid choice for families or small groups seeking an easy-to-use inflatable spa. If you live in a restricted state or want a larger spa, you might want to consider other options.

The INTEX 28425EH PureSpa Bubble Massage Spa is a well-rounded choice for a 4-person inflatable hot tub. Its Fiber-Tech Beam Construction ensures it is stable while also being comfortable, enhancing the spa experience. Measuring 77 inches in diameter and 28 inches in height, it provides ample space for up to four people. The PVC material used is durable, and the high-density thermal-resistant foam cover helps in retaining heat, making it energy efficient by up to 50%.

The built-in Hard Water Treatment System is a notable feature, as it makes the water gentler on your skin and the spa’s system, which can be beneficial if you have hard water in your area. The Positive Temperature Coefficient (PTC) heater effectively heats the water to a range of 68-104 degrees Fahrenheit, ensuring a warm and relaxing soak. The hot tub features 120 jets, contributing to a soothing bubble massage experience, which is a great way to unwind.

The control panel is user-friendly, although some users might find adjusting settings slightly complicated at first. Weighing nearly 100 pounds, it could be a bit heavy to move around, but once set up, maintenance is relatively straightforward. The hot tub requires assembly, which might take some time but is manageable with the provided instructions. In terms of capacity, it holds 210 gallons of water, which is sufficient for its intended use. On the downside, some users have noted that it can take a while to heat up initially, and purchasing the separate electrolytic cell to upgrade sanitization adds additional cost. This hot tub is particularly suited for those looking for a portable, energy-efficient, and comfortable spa experience in their backyard.