Smartmak Cold Plunge Tub 1HP Alternatives: 6 Similar Picks Compared

How alternatives compare to Smartmak

Jocisland 4-Person Acrylic 23-Jet Hot Tub

The Jocisland 4-Person Acrylic Hot Tub shifts your focus from cold therapy to warm hydrotherapy. It replaces the Smartmak’s 1HP chiller with a standard heating system and adds 23 jets for muscle relief. You gain seating for four people in a 70.5-inch by 62.6-inch footprint, which is significantly larger than the Smartmak’s compact 33.5-inch width. This unit lacks WiFi control and ozone purification, relying instead on a plug-and-play design. It is a better choice if you want a sturdy outdoor spa for relaxation rather than precise cold immersion. The charcoal gray acrylic shell offers a different aesthetic than the red cedar wood finish.

SPECRAFT 2-Person 15-Jet Double Lounger Hot Tub

The SPECRAFT 2-Person Hot Tub offers a compact hydrotherapy option similar in seating capacity to the Smartmak but without cold plunge capabilities. It features 15 jets and ambient lighting, targeting couples who prefer warm water therapy. The dimensions are 68.9 inches long and 45.1 inches wide, providing a slightly different shape than the Smartmak’s rectangular tub. It lacks the 1HP chiller and WiFi connectivity, focusing instead on basic outdoor relaxation. The charcoal gray acrylic construction is distinct from the Smartmak’s stainless steel and cedar build. This pick suits users who want a smaller, dedicated circuit spa for two people without the complexity of temperature control systems.

Aqualife Invi 5-Person Resin Hot Tub

The Aqualife Invi 5-Person Resin Hot Tub provides a much larger capacity for groups compared to the Smartmak’s two-person limit. It uses rigid resin construction instead of wood and steel, offering a different durability profile. The 69-inch square footprint is wider than the Smartmak’s narrow design. This unit includes a pool cover and 2-speed pump but omits smart controls and cold plunge features. It is designed for standard 120V installation, making it easier to set up than units requiring complex wiring. The Millstone color and hard-sided shell appeal to those prioritizing group seating and all-season warmth over targeted cold therapy.

AquaLife Ariana 7-Person 30-Jet Lounger Hot Tub

The Aqualife Ariana 7-Person Hot Tub is the largest option on this list, seating up to seven people. It features 30 jets and an insulated cover, focusing on robust hydrotherapy for large groups. The 74-inch square shell is significantly bigger than the Smartmak’s compact tub. It lacks WiFi connectivity and cold plunge functionality, relying on durable resin construction for longevity. The Cobblestone color and heavy 410-pound weight indicate a permanent installation. This unit is ideal for households that need maximum seating capacity and jet coverage, sacrificing the precise temperature control and small footprint of the Smartmak cold plunge system.

Aqualife Invi 5-Person Rigid Resin Hot Tub

The Aqualife Invi 5-Person Rigid Resin Hot Tub offers a mid-sized option for small groups, contrasting with the Smartmak’s individual focus. It features a 69-inch square design and 2-speed pump, providing standard heating rather than cooling. The Cobblestone color and resin shell differ from the Smartmak’s cedar and steel materials. It includes a pool cover but lacks smart controls or ozone purification. This unit is suited for buyers seeking all-season relaxation without the need for precise temperature management. It fits users who want a durable, hard-sided spa with easy 120V installation, prioritizing group comfort over cold immersion therapy.

Jocisland 2-Person 15-Jet Hot Tub

The Jocisland 2-Person Hot Tub provides a compact hydrotherapy solution similar in capacity to the Smartmak but focused on warmth. It includes 15 jets and ambient lighting, offering a different experience than cold plunge immersion. The 68.9-inch length and 45.1-inch width provide a rectangular shape distinct from the Smartmak’s design. It lacks the 1HP chiller and WiFi connectivity, relying on a standard plug-in setup. The charcoal gray acrylic shell is a different aesthetic choice. This pick suits couples or small spaces seeking targeted jet therapy and a smaller footprint without the complexity of temperature control systems or cold water maintenance.

Quick picks

Our 7 picks

1 Best overall

Smartmak 2-Person Stainless Steel Tub with 1 HP Chiller

Best for: Solo or couple cold therapy with precise temp control

Seating Capacity

2 Person

Material

Canadian red cedar and stainless steel

Dimensions

80 x 33.5 x 38.5 inches

Control Type

WiFi

Horsepower

1 HP

View on Amazon: Smartmak 2-Person Stainless Steel Tub with 1 HP Chiller Affiliate link

This Smartmak cold plunge tub combines a 2-person rectangular red cedar shell with a 1HP chiller. It offers precise temperature control from 37 to 107°F via WiFi. The unit includes a built-in filter and UV sterilization for water clarity. You get a sturdy stainless steel interior that protects the wood. It is designed for users who want a ready-to-use plunge with integrated cooling and heating capabilities.

Pros

• 1HP chiller with 2405W cooling and 3600W heating power
• WiFi control for remote temperature adjustment
• Built-in filter and UV rays for water sanitation
• Double-walled Canadian red cedar construction with stainless steel lining

Cons

• Limited to 2-person seating capacity
• Requires draining water to prevent freezing in cold ambient temperatures
• No remote control or physical display panel mentioned

Good fit if

• You want a cold plunge with integrated heating and cooling
• You prefer natural wood aesthetics for your outdoor space
• You need WiFi connectivity for temperature management

Skip if

• You need seating for more than two people
• You want a plug-and-play unit without any assembly or setup
• You live in an area where ambient temperatures drop below freezing

Verdict: Smartmak 2-Person Red Cedar Cold Plunge Tub offers a robust 1HP chiller and WiFi control for precise temperature management. It is the best fit for individuals seeking a compact, wood-finished plunge with integrated water purification.

2 Best 4-person

Jocisland 4-Person Acrylic 23-Jet Hot Tub

Best for: Plug-and-play outdoor hydrotherapy

Seating Capacity

4-person

Jet Count

23

Jet Type

stainless-steel jets

Material

acrylic

Dimensions

70.5" x 62.6" x 31.5"

Control Type

control panel

View on Amazon: Jocisland 4-Person Acrylic 23-Jet Hot Tub Affiliate link

This Jocisland hot tub seats four people and features 23 stainless-steel jets. It measures 70.5 by 62.6 inches and weighs 392 pounds. The acrylic shell retains heat well for outdoor use. You plug it into a standard 110V outlet, so no special installation is needed. It includes a cover, cup holders, and LED lighting for evening use.

Pros

• 23 stainless-steel jets for hydrotherapy
• Acrylic construction resists corrosion
• Plugs into standard 110V outlet
• Includes protective cover and filters

Cons

• Heavier at 392 pounds than some competitors
• No remote control mentioned in specs
• Control panel only, no app connectivity

Good fit if

• You want a plug-and-play setup
• You prefer stainless-steel jets
• You need a 4-person capacity

Skip if

• You need smart app control
• You want a lighter portable unit
• You require remote operation

Verdict: Jocisland 4-Person Acrylic Hot Tub fits you if you want a sturdy, plug-in spa with many jets and do not need smart features.

3 Best budget

SPECRAFT 2-Person 15-Jet Double Lounger Hot Tub

Best for: couples seeking compact hydrotherapy with ambient lighting

Seating Capacity

2 person

Jet Count

15

Jet Type

Stainless steel jets

Material

Acrylic

Dimensions

68.9 x 45.1 x 27.4 inches

Control Type

Control panel

View on Amazon: SPECRAFT 2-Person 15-Jet Double Lounger Hot Tub Affiliate link

The SPECRAFT 2-Person Outdoor Hot Tub offers 15 stainless steel jets for targeted hydrotherapy. Its acrylic shell retains heat efficiently while resisting corrosion. The unit includes color-changing LED lighting and a waterfall feature for ambiance. It plugs into a standard 110V outlet, though a dedicated 20A GFCI circuit is required. This compact spa suits individuals or couples seeking a manageable outdoor relaxation spot.

Pros

• 15 stainless steel jets target back, shoulders, and legs
• Acrylic construction retains heat and resists corrosion
• Includes color-changing LED lighting and waterfall feature
• Plugs into standard 110V outlet with GFCI protection

Cons

• Only seats two people, limiting group use
• Requires a dedicated 20A GFCI circuit
• Controlled via panel, lacking remote or app options

Good fit if

• You want a compact tub for one or two users
• You have a dedicated 20A GFCI circuit available
• You prefer manual controls over smart connectivity

Skip if

• You need seating for more than two people
• You only have a standard 15A outlet available
• You require remote or app-based control

Verdict: SPECRAFT 2-Person Acrylic Hot Tub fits couples or solo users who value targeted jet therapy and ambient lighting in a compact footprint. It is ideal for those with the necessary electrical infrastructure for a dedicated circuit.

4 Also great

Aqualife Invi 5-Person Resin Hot Tub

Best for: standard 120V outdoor installation

Seating Capacity

Up to 5 people

Jet Count

11

Jet Type

Hydrotherapy jets

Material

Resin

Dimensions

69 x 69 x 29.5 inches

Control Type

Digital topside control panel

View on Amazon: Aqualife Invi 5-Person Resin Hot Tub Affiliate link

The Aqualife Invi is a 5-person rigid resin hot tub designed for outdoor relaxation. It features 11 hydrotherapy jets driven by a 2-speed 2BHP pump. The unit includes a 1kW stainless-steel Balboa heater and digital topside controls. It plugs into a standard 120V outlet, though 240V conversion is possible. This hard-sided spa offers durable construction and full foam insulation for year-round use.

Pros

• Seating capacity for up to 5 people
• 11 hydrotherapy jets powered by a 2BHP pump
• Durable puncture-proof rigid resin cabinet
• 1kW stainless-steel Balboa heater for all-season use
• Standard 120V plug-and-play installation

Cons

• Limited to 11 jets compared to higher-jet models
• No smart app or remote control listed
• Heavier build at 255 pounds

Good fit if

• You need a standard 120V plug-and-play setup
• You prefer durable rigid resin construction
• You want seating for up to 5 people

Skip if

• You require more than 11 jets
• You need smart app connectivity
• You want a portable or lightweight unit

Verdict: Aqualife Invi 5-Person Resin Hot Tub suits those who prioritize durable, hard-sided construction and standard electrical installation. It fits households seeking a mid-sized spa with reliable heating and hydrotherapy jets without complex wiring.

5 Best insulated cover

AquaLife Ariana 7-Person 30-Jet Lounger Hot Tub

Best for: large groups seeking durable, high-jet coverage

Seating Capacity

7-Person

Jet Count

30

Material

Resin

Dimensions

74 x 74 x 31.5 inches

Features

Insulated Cover, LED Lighting, Ozonator, Pool Cover

Weight

410 pounds

View on Amazon: AquaLife Ariana 7-Person 30-Jet Lounger Hot Tub Affiliate link

This Aqualife Ariana model features a rigid resin shell and 30 stainless steel jets for full-body coverage. It seats seven people, including a dedicated lounger section. The unit includes an ozonator for water care and an insulated cover for heat retention. It operates on 240V power. This tub suits groups seeking high-capacity hydrotherapy in a durable, low-maintenance shell.

Pros

• 30 stainless steel jets for comprehensive massage coverage
• Seats up to 7 people with lounger-style design
• Includes ozonator for bacteria-free water maintenance
• Impact-resistant resin exterior requires little upkeep
• Comes with a premium insulated spa cover

Cons

• Heavy at 410 pounds, requiring a strong deck
• Large footprint at 74 x 74 inches needs ample space
• No mention of smart app or remote control features

Good fit if

• You need seating for a large family or group
• You want a durable shell that resists impact
• You prefer chemical-free water maintenance via ozonator

Skip if

• You have limited patio space for a 74-inch square
• Your deck cannot support a 410-pound empty tub
• You require smart home integration or app control

Verdict: Aqualife Ariana 7-Person Resin Hot Tub fits households prioritizing capacity and durability over smart connectivity. Its large resin shell and 30 jets provide robust hydrotherapy for groups.

6 Best premium

Aqualife Invi 5-Person Rigid Resin Hot Tub

Best for: small groups seeking durable, all-season relaxation

Seating Capacity

Up to 5 people

Jet Count

11

Jet Type

Hydrotherapy jets

Material

Resin

Dimensions

69 x 69 x 29.5 inches

Control Type

Digital topside control panel

View on Amazon: Aqualife Invi 5-Person Rigid Resin Hot Tub Affiliate link

The Aqualife Invi is a 5-person rigid resin hot tub designed for outdoor use. It features 11 hydrotherapy jets powered by a 2BHP 2-speed pump and a 1kW stainless steel heater. The unit measures 69 by 69 inches and weighs 255 pounds. You get year-round comfort with full foam insulation and a digital topside control panel. This spa plugs into a standard 120V outlet, making installation straightforward without special electrical connections.

Pros

• 11 hydrotherapy jets for targeted muscle relief
• Rigid resin shell with a 5-year warranty
• 120V plug-and-play electrical setup
• Full foam insulation for heat retention

Cons

• Limited to 11 jets compared to higher-capacity models
• No remote control or smartphone app integration
• Heavier build at 255 pounds requires careful placement

Good fit if

• You want a durable, hard-sided spa for four seasons
• You prefer a 120V plug-and-play installation
• You need seating for up to five people

Skip if

• You require a jet count above 11
• You need smart app or remote control features
• You have limited space for a 69-inch square footprint

Verdict: Aqualife Invi 5-Person Rigid Resin Hot Tub suits buyers seeking a durable, all-season spa with easy 120V installation. It delivers solid hydrotherapy for small groups without requiring complex electrical work.

7 Also great

Jocisland 2-Person 15-Jet Hot Tub

Best for: Couples seeking compact hydrotherapy and lighting

Seating Capacity

2-person

Jet Count

15

Jet Type

Stainless steel jets

Material

Acrylic

Dimensions

68.9" x 45.1" x 27.4"

Control Type

Control panel

View on Amazon: Jocisland 2-Person 15-Jet Hot Tub Affiliate link

This Jocisland hot tub offers a compact 2-person seating capacity with 15 stainless steel jets. The acrylic shell retains heat efficiently for outdoor use. It includes a waterfall feature and color-changing LED lighting for ambiance. The unit weighs 291 pounds and measures 68.9 inches long. It requires a dedicated 20A GFCI circuit for safe operation.

Pros

• 15 stainless steel jets target back, shoulders, and legs
• Acrylic construction retains heat and resists corrosion
• Includes color-changing LED lights and waterfall feature
• Comes with protective cover and spare filter

Cons

• Smaller 2-person capacity limits group seating
• Requires a dedicated 20A GFCI circuit installation
• No remote control or app connectivity listed

Good fit if

• You need a compact tub for two people
• You want built-in LED lighting and a waterfall
• You have space for a 68.9-inch footprint

Skip if

• You need seating for more than two people
• You cannot install a dedicated 20A GFCI circuit
• You prefer a larger 4-person or 5-person model

Verdict: Jocisland 2-Person Acrylic Hot Tub fits couples or small spaces seeking hydrotherapy with ambient lighting. It is a solid choice for those who can accommodate its specific electrical and footprint requirements.

Specifications side by side

Frequently asked questions