Harvia Linear 22 Greenflame Wood-Burning Sauna Stove vs Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed

The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove costs $1,295 and the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed costs $1,416. 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 Linear 22 Greenflame Wood-Burning Sauna Stove ($1,295) and the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed ($1,416) comes down to model. The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove offers model of WKLI22GM, while the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers M3 SL. The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove saves you $121; pay the difference for the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed 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 Linear 22 Greenflame Wood-Burning Sauna Stove if

Harvia Linear 22 Greenflame Wood-Burning Sauna Stove: You want model of WKLI22GM. The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove also costs $121 less than the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed.

Choose the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed if

Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed: You want model of M3 SL.

Full specs comparison

Harvia Linear 22 Greenflame Wood-Burning Sauna Stove vs Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed full spec comparison
SpecHarvia Linear 22 Greenflame Wood-Burning Sauna StoveHarvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed
Price$1,295$1,416
Type··
Heat Type··
Temp Range··
Heat-Up Time··
Capacity··
Dimensions··
Weight133.16 lbs (60.4 kg)99 lbs
EMF Level··
Power15.7 kW16.5 KW
Warranty··

Pros and cons

Harvia Linear 22 Greenflame Wood-Burning Sauna Stove

Pros

    Cons

      Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed

      Pros

        Cons

          Harvia Linear 22 Greenflame Wood-Burning Sauna Stove vs Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed: common questions

          How much more does the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed cost than the Harvia Linear 22 Greenflame Wood-Burning Sauna Stove?

          The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed costs $1,416, which is $121 more than the $1,295 Harvia Linear 22 Greenflame Wood-Burning Sauna Stove. Beyond price, the main spec difference is model: the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL, the Harvia Linear 22 Greenflame Wood-Burning Sauna Stove offers model of WKLI22GM.

          Is the Harvia Linear 22 Greenflame Wood-Burning Sauna Stove worth it over the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed?

          It depends on the spec you need, and we do not name one of these two better than the other. The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove offers model of WKLI22GM, while the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers M3 SL. The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove costs $1,295 and the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed costs $1,416, a difference of $121.

          What is the main difference between the Harvia Linear 22 Greenflame Wood-Burning Sauna Stove and the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed?

          The Harvia Linear 22 Greenflame Wood-Burning Sauna Stove offers model of WKLI22GM; the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL. That is the deciding spec difference between the two.

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