Smoker Craft 172 Ultima Legacy Edition 2021 boat specs
Smoker Craft
Smoker Craft 172 Ultima Legacy Edition 2021
2021
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VS
Smoker Craft Infinity M-8520 F RE 2005 boat specs
Smoker Craft
Smoker Craft Infinity M-8520 F RE 2005
2005
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Smoker Craft 172 Ultima Legacy Edition 2021 vs Smoker Craft Infinity M-8520 F RE 2005 — Same Brand, Different Boat

The Smoker Craft 172 Ultima Legacy Edition 2021 vs Smoker Craft Infinity M-8520 F RE 2005 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.

The Smoker Craft 172 Ultima Legacy Edition 2021 carries a rated maximum of 115 hp. Engine data for the Smoker Craft Infinity M-8520 F RE 2005 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Smoker Craft Infinity M-8520 F RE 2005 carries 24 gallons versus 2 gallons in the Smoker Craft 172 Ultima Legacy Edition 2021. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Smoker Craft Infinity M-8520 F RE 2005 is rated for 12 passengers, while the Smoker Craft 172 Ultima Legacy Edition 2021 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Smoker Craft Infinity M-8520 F RE 2005 could be the deciding factor.

Bottom line: Choose the Smoker Craft Infinity M-8520 F RE 2005 if your priority is putting more people on the water — it handles 12 passengers and at 2,0 ft it has the deck room to back that rating up comfortably. The Smoker Craft 172 Ultima Legacy Edition 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail17.00 ft
Length overall - Detail20 ft. 3 in
Length - Feet17
Length - Feet2
Length overall - Meters5.18
Length overall - Meters6.17
Length overall - Inches204
Length overall - Inches243
Beamnot available
Beam102 in
Beam - Metersnot available
Beam - Meters2.59
Beam - Inchesnot available
Beam - Inches102
Weight - Detailnot available
Weight - Detail1,580 lbs
Weight - kgnot available
Weight - kg716.68
Weight - lbs.not available
Weight - lbs.158
Length - Inchesnot available
Length - Inches3
Engine and Drivetrain
Fuel tank capacity - Gal2
Fuel tank capacity - Gal24
Fuel tank capacity - Liters75.71
Fuel tank capacity - Liters90.85
Engine makeYamaha
Engine makenot available
Horsepower115 hp
Horsepowernot available
Fuel typeGas
Fuel typenot available
Drive typeoutboard
Drive typeOutBoard
Engine/s standardnot available
Engine/s standard75 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail24 gal
Operational Info
Boat typePower
Boat typenot available
Maximum capacitynot available
Maximum capacity2,000 lbs
Maximum peoplenot available
Maximum people12
General Boat Info
Makenot available
MakeSmoker Craft
Modelnot available
ModelInfinity M-8520 F RE
Model Yearnot available
Model Year2005
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter23 in

Smoker Craft 172 Ultima Legacy Edition 2021 vs Smoker Craft Infinity M-8520 F RE 2005 — Common Questions

Which is the larger boat — the Smoker Craft 172 Ultima Legacy Edition 2021 or the Smoker Craft Infinity M-8520 F RE 2005?
The Smoker Craft 172 Ultima Legacy Edition 2021 is the longer of the two at 17,0 feet overall. The Smoker Craft Infinity M-8520 F RE 2005 comes in at 2,0 feet, making it roughly 15,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
What is the maximum horsepower rating for these boats?
The Smoker Craft 172 Ultima Legacy Edition 2021 has a documented max rating of 115 hp. Engine specifications for the Smoker Craft Infinity M-8520 F RE 2005 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.
How many people can each boat hold?
The Smoker Craft 172 Ultima Legacy Edition 2021 is Coast Guard rated for 5 passengers, while the Smoker Craft Infinity M-8520 F RE 2005 is certified for 12. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat has the larger fuel tank — the Smoker Craft 172 Ultima Legacy Edition 2021 or the Smoker Craft Infinity M-8520 F RE 2005?
The Smoker Craft Infinity M-8520 F RE 2005 has the bigger tank at 24 gallons, versus 2 gallons on the Smoker Craft 172 Ultima Legacy Edition 2021. That 22-gallon difference translates to roughly 66–110 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Smoker Craft 172 Ultima Legacy Edition 2021 and Smoker Craft Infinity M-8520 F RE 2005 from the same manufacturer?
Yes — both the Smoker Craft 172 Ultima Legacy Edition 2021 and the Smoker Craft Infinity M-8520 F RE 2005 are built by Smoker Craft. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.