Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed vs Harvia Pro 20 Wood-Burning Sauna Stove
The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed costs $1,416 and the Harvia Pro 20 Wood-Burning Sauna Stove costs $1,513. This comparison covers the full spec sheets of both, the deciding difference between them, and which buyer each one fits.
Our verdict
The choice between the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed ($1,416) and the Harvia Pro 20 Wood-Burning Sauna Stove ($1,513) comes down to model. The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL, while the Harvia Pro 20 Wood-Burning Sauna Stove offers 20 Pro. The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed saves you $97; pay the difference for the Harvia Pro 20 Wood-Burning Sauna Stove only if that gap buys a spec you will use.
Which one is right for you?
It depends on your situation.
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. The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed also costs $97 less than the Harvia Pro 20 Wood-Burning Sauna Stove.
Choose the Harvia Pro 20 Wood-Burning Sauna Stove if
Harvia Pro 20 Wood-Burning Sauna Stove: You want model of 20 Pro.
Full specs comparison
| Spec | Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed | Harvia Pro 20 Wood-Burning Sauna Stove |
|---|---|---|
| Price | $1,416 | $1,513 |
| Type | · | · |
| Heat Type | · | · |
| Temp Range | · | · |
| Heat-Up Time | · | · |
| Capacity | · | · |
| Dimensions | · | · |
| Weight | 99 lbs | 127lbs |
| EMF Level | · | · |
| Power | 16.5 KW | 24 kW |
| Warranty | · | · |
Pros and cons
Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed
Pros
Cons
Harvia Pro 20 Wood-Burning Sauna Stove
Pros
Cons
Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed vs Harvia Pro 20 Wood-Burning Sauna Stove: common questions
How much more does the Harvia Pro 20 Wood-Burning Sauna Stove cost than the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed?
The Harvia Pro 20 Wood-Burning Sauna Stove costs $1,513, which is $97 more than the $1,416 Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed. Beyond price, the main spec difference is model: the Harvia Pro 20 Wood-Burning Sauna Stove offers model of 20 Pro, the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL.
Is the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed worth it over the Harvia Pro 20 Wood-Burning Sauna Stove?
It depends on the spec you need, and we do not name one of these two better than the other. The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL, while the Harvia Pro 20 Wood-Burning Sauna Stove offers 20 Pro. The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed costs $1,416 and the Harvia Pro 20 Wood-Burning Sauna Stove costs $1,513, a difference of $97.
What is the main difference between the Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed and the Harvia Pro 20 Wood-Burning Sauna Stove?
The Harvia M3 SL Wood-Burning Sauna Stove w/ Exterior Feed offers model of M3 SL; the Harvia Pro 20 Wood-Burning Sauna Stove offers model of 20 Pro. 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.

