Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel vs Harvia Black M3 Wood-Burning Stove Kit

The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel costs $3,238 and the Harvia Black M3 Wood-Burning Stove Kit costs $3,462. 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 Wood Burning Stove Kit - Stainless Steel ($3,238) and the Harvia Black M3 Wood-Burning Stove Kit ($3,462) comes down to model. The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel offers model of Pro 20 Kit BK, while the Harvia Black M3 Wood-Burning Stove Kit offers M3. The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel saves you $224; pay the difference for the Harvia Black M3 Wood-Burning Stove Kit 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 Wood Burning Stove Kit - Stainless Steel if

Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel: You want model of Pro 20 Kit BK. The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel also costs $224 less than the Harvia Black M3 Wood-Burning Stove Kit.

Choose the Harvia Black M3 Wood-Burning Stove Kit if

Harvia Black M3 Wood-Burning Stove Kit: You want model of M3.

Full specs comparison

Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel vs Harvia Black M3 Wood-Burning Stove Kit full spec comparison
SpecHarvia Pro 20 Wood Burning Stove Kit - Stainless SteelHarvia Black M3 Wood-Burning Stove Kit
Price$3,238$3,462
Type··
Heat Type··
Temp Range··
Heat-Up Time··
Capacity··
Dimensions··
Weight127 lbs97 lbs
EMF Level··
Power24 kW16.5 kW
Warranty··

Pros and cons

Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel

Pros

    Cons

      Harvia Black M3 Wood-Burning Stove Kit

      Pros

        Cons

          Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel vs Harvia Black M3 Wood-Burning Stove Kit: common questions

          How much more does the Harvia Black M3 Wood-Burning Stove Kit cost than the Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel?

          The Harvia Black M3 Wood-Burning Stove Kit costs $3,462, which is $224 more than the $3,238 Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel. Beyond price, the main spec difference is model: the Harvia Black M3 Wood-Burning Stove Kit offers model of M3, the Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel offers model of Pro 20 Kit BK.

          Is the Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel worth it over the Harvia Black M3 Wood-Burning Stove Kit?

          It depends on the spec you need, and we do not name one of these two better than the other. The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel offers model of Pro 20 Kit BK, while the Harvia Black M3 Wood-Burning Stove Kit offers M3. The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel costs $3,238 and the Harvia Black M3 Wood-Burning Stove Kit costs $3,462, a difference of $224.

          What is the main difference between the Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel and the Harvia Black M3 Wood-Burning Stove Kit?

          The Harvia Pro 20 Wood Burning Stove Kit - Stainless Steel offers model of Pro 20 Kit BK; the Harvia Black M3 Wood-Burning Stove Kit offers model of M3. 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.