Harvia SW80 The Wall 8 kW Electric Sauna Heater vs HUUM Steel Mini 3.5 kW Electric Sauna Heater

The Harvia SW80 The Wall 8 kW Electric Sauna Heater costs $1,557 and the HUUM Steel Mini 3.5 kW Electric Sauna Heater costs $1,576. This comparison covers the full spec sheets of both, the deciding difference between them, and which buyer each one fits.

Prices verified August 2026

How we vet

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Our verdict

The choice between the Harvia SW80 The Wall 8 kW Electric Sauna Heater ($1,557) and the HUUM Steel Mini 3.5 kW Electric Sauna Heater ($1,576) comes down to model. The Harvia SW80 The Wall 8 kW Electric Sauna Heater offers model of The Wall SW80, while the HUUM Steel Mini 3.5 kW Electric Sauna Heater offers STEEL Mini 3.5. The Harvia SW80 The Wall 8 kW Electric Sauna Heater saves you $19; pay the difference for the HUUM Steel Mini 3.5 kW Electric Sauna Heater only if that gap buys a spec you will use.

Prices verified August 2026.

How we vet

Which one is right for you?

It depends on your situation.

Choose the Harvia SW80 The Wall 8 kW Electric Sauna Heater if

Harvia SW80 The Wall 8 kW Electric Sauna Heater: You want model of The Wall SW80. The Harvia SW80 The Wall 8 kW Electric Sauna Heater also costs $19 less than the HUUM Steel Mini 3.5 kW Electric Sauna Heater.

Choose the HUUM Steel Mini 3.5 kW Electric Sauna Heater if

HUUM Steel Mini 3.5 kW Electric Sauna Heater: You want model of STEEL Mini 3.5.

Full specs comparison

Harvia SW80 The Wall 8 kW Electric Sauna Heater vs HUUM Steel Mini 3.5 kW Electric Sauna Heater full spec comparison
SpecHarvia SW80 The Wall 8 kW Electric Sauna HeaterHUUM Steel Mini 3.5 kW Electric Sauna Heater
Price$1,557$1,576
Type··
Heat Type··
Temp Range··
Heat-Up Time··
Capacity··
Dimensions··
Weight36.5 lbs32 lbs
EMF Level··
Power8.0 KW3.5 KW
Warranty··

Pros and cons

Harvia SW80 The Wall 8 kW Electric Sauna Heater

Pros

    Cons

      HUUM Steel Mini 3.5 kW Electric Sauna Heater

      Pros

        Cons

          Harvia SW80 The Wall 8 kW Electric Sauna Heater vs HUUM Steel Mini 3.5 kW Electric Sauna Heater: common questions

          How much more does the HUUM Steel Mini 3.5 kW Electric Sauna Heater cost than the Harvia SW80 The Wall 8 kW Electric Sauna Heater?

          The HUUM Steel Mini 3.5 kW Electric Sauna Heater costs $1,576, which is $19 more than the $1,557 Harvia SW80 The Wall 8 kW Electric Sauna Heater. Beyond price, the main spec difference is model: the HUUM Steel Mini 3.5 kW Electric Sauna Heater offers model of STEEL Mini 3.5, the Harvia SW80 The Wall 8 kW Electric Sauna Heater offers model of The Wall SW80.

          Is the Harvia SW80 The Wall 8 kW Electric Sauna Heater worth it over the HUUM Steel Mini 3.5 kW Electric Sauna Heater?

          It depends on the spec you need, and we do not name one of these two better than the other. The Harvia SW80 The Wall 8 kW Electric Sauna Heater offers model of The Wall SW80, while the HUUM Steel Mini 3.5 kW Electric Sauna Heater offers STEEL Mini 3.5. The Harvia SW80 The Wall 8 kW Electric Sauna Heater costs $1,557 and the HUUM Steel Mini 3.5 kW Electric Sauna Heater costs $1,576, a difference of $19.

          What is the main difference between the Harvia SW80 The Wall 8 kW Electric Sauna Heater and the HUUM Steel Mini 3.5 kW Electric Sauna Heater?

          The Harvia SW80 The Wall 8 kW Electric Sauna Heater offers model of The Wall SW80; the HUUM Steel Mini 3.5 kW Electric Sauna Heater offers model of STEEL Mini 3.5. That is the deciding spec difference between the two.

          Neither of these quite right?

          Take our 60-second quiz and we will match you with the best option for your budget, space, and goals.