Detailed Evaluation & Buyer Recommendation
Princecraft Platinum SP 186 2004 vs Princecraft Vantage 21 2010 — Same Brand, Different Boat
The Princecraft Platinum SP 186 2004 vs Princecraft Vantage 21 2010 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 power gap is worth calling out. Rated to 175 hp, the Princecraft Platinum SP 186 2004 has a 85-hp advantage over the Princecraft Vantage 21 2010's 90-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Princecraft Vantage 21 2010 carries 33 gallons versus 6 gallons in the Princecraft Platinum SP 186 2004. 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 Princecraft Platinum SP 186 2004 is rated for 8 passengers, while the Princecraft Vantage 21 2010 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Princecraft Platinum SP 186 2004 could be the deciding factor.
Bottom line: Choose the Princecraft Platinum SP 186 2004 if your priority is putting more people on the water — it handles 8 passengers and at 0,0 ft it has the deck room to back that rating up comfortably. The Princecraft Vantage 21 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 1 that costs less to run day-to-day.
General Boat Info
MakePrincecraft
MakePrincecraft
ModelPlatinum SP 186
ModelVantage 21
Model Year2004
Model Year201
Measurements / Dimensions
Beam94 in
Beam8 ft. 6 in. (2.6 m)
Beam - Meters2.39
Beam - Meters2.59
Beam - Inches94
Beam - Inches102
Draft [max] - Detail31 in
Draft [max] - Detailnot available
Draft [max] - Meters0.79
Draft [max] - Metersnot available
Draft [max] - Inches31
Draft [max] - Inchesnot available
Weight - Detail1385 lbs
Weight - Detail1,801 lbs. (817 kg)
Weight - kg628.22
Weight - kg816.92
Weight - lbs.1385
Weight - lbs.1801
Height - Detail43 in
Height - Detailnot available
Height - Meters1.09
Height - Metersnot available
Height - Inches43
Height - Inchesnot available
Height [transom]20 in
Height [transom]not available
Length overall - Detail18 ft. 4 in
Length overall - Detail21 ft. 9 in. (6.6 m)
Length overall - Meters5.59
Length overall - Meters6.63
Length overall - Inches22
Length overall - Inches261
Length [deck]not available
Length [deck]20 ft. 9 in. (6.3 m)
Length - Feetnot available
Length - Feet21.75
Engine and Drivetrain
Fuel tank capacity - Detail60 gal
Fuel tank capacity - Detail33 gal. (125 l)
Fuel tank capacity - Liters227.12
Fuel tank capacity - Liters124.92
Fuel tank capacity - Gal6
Fuel tank capacity - Gal33
Engine max175 HP
Engine max90 hp (67 kW)
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Operational Info
Maximum capacity1755 lbs
Maximum capacityPerson: 1,368 lbs. (621 kg) Total: 1,970 lbs. (894 kg)
Maximum people8 Persons
Maximum people1
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typePontoon
Pontoon and Inflatable Specific
Tube diameternot available
Tube diameter25 in. (0.64 m)
Tube gaugenot available
Tube gauge0.080 in. (2 mm)
Number of tubesnot available
Number of tubes2