Harvia Pro 20 RS Sauna Wood Stove Water Tank Package vs Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black

The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package costs $4,486 and the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black costs $4,565. 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

Affiliate disclosure

Our verdict

The choice between the Harvia Pro 20 RS Sauna Wood Stove Water Tank Package ($4,486) and the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black ($4,565) comes down to model. The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package offers model of WK200RS, while the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black offers AIR 5 CSB PKG. The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package saves you $79; pay the difference for the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black 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 Pro 20 RS Sauna Wood Stove Water Tank Package if

Harvia Pro 20 RS Sauna Wood Stove Water Tank Package: You want model of WK200RS. The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package also costs $79 less than the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black.

Choose the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black if

Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black: You want model of AIR 5 CSB PKG.

Full specs comparison

Harvia Pro 20 RS Sauna Wood Stove Water Tank Package vs Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black full spec comparison
SpecHarvia Pro 20 RS Sauna Wood Stove Water Tank PackageSaunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black
Price$4,486$4,565
Type·Digital, Soft-Touch
Heat Type··
Temp Range··
Heat-Up Time··
Capacity··
Dimensions·17.72" x 4" (450.09 x 101.6 mm)
Weight168 lbs106 lbs (48 kg)
EMF Level··
Power24.1kW4800
Warranty··

Pros and cons

Harvia Pro 20 RS Sauna Wood Stove Water Tank Package

Pros

    Cons

      Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black

      Pros

        Cons

          Harvia Pro 20 RS Sauna Wood Stove Water Tank Package vs Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black: common questions

          How much more does the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black cost than the Harvia Pro 20 RS Sauna Wood Stove Water Tank Package?

          The Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black costs $4,565, which is $79 more than the $4,486 Harvia Pro 20 RS Sauna Wood Stove Water Tank Package. Beyond price, the main spec difference is model: the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black offers model of AIR 5 CSB PKG, the Harvia Pro 20 RS Sauna Wood Stove Water Tank Package offers model of WK200RS.

          Is the Harvia Pro 20 RS Sauna Wood Stove Water Tank Package worth it over the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black?

          It depends on the spec you need, and we do not name one of these two better than the other. The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package offers model of WK200RS, while the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black offers AIR 5 CSB PKG. The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package costs $4,486 and the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black costs $4,565, a difference of $79.

          What is the main difference between the Harvia Pro 20 RS Sauna Wood Stove Water Tank Package and the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black?

          The Harvia Pro 20 RS Sauna Wood Stove Water Tank Package offers model of WK200RS; the Saunum AIR 5 WiFi Sauna Heater Package, 4.8kW, Black offers model of AIR 5 CSB PKG. 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.