Cobalt Boats 210 2009 vs Cobalt Boats R8 2021 - Boat Spec Comparison

Q: Which is the larger boat — the Cobalt Boats 210 2009 or the Cobalt Boats R8 2021?

The Cobalt Boats R8 2021 is the longer of the two at 28,0 feet overall. The Cobalt Boats 210 2009 comes in at 20,3 feet, making it roughly 7,7 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: What is the maximum horsepower rating for these boats?

The Cobalt Boats R8 2021 has a documented max rating of 300 hp. Engine specifications for the Cobalt Boats 210 2009 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

Q: How many people can each boat hold?

The Cobalt Boats 210 2009 is Coast Guard rated for 12 passengers, while the Cobalt Boats R8 2021 is certified for 8. 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.

Q: Are the Cobalt Boats 210 2009 and Cobalt Boats R8 2021 from the same manufacturer?

Yes — both the Cobalt Boats 210 2009 and the Cobalt Boats R8 2021 are built by Cobalt Boats. 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.

Boat Comparison

Cobalt Boats 210 2009 vs Cobalt Boats R8 2021

Cobalt Boats

Cobalt Boats 210 2009

2009

View full specs →

Cobalt Boats

Cobalt Boats R8 2021

2021

View full specs →

Detailed Evaluation & Buyer Recommendation

Cobalt Boats 210 2009 vs Cobalt Boats R8 2021 — Same Brand, Different Boat

The Cobalt Boats 210 2009 vs Cobalt Boats R8 2021 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 Cobalt Boats R8 2021 tops out at 300 hp. Engine specs for the Cobalt Boats 210 2009 aren't listed — confirm with a dealer before selecting an outboard.

For family outings this is probably the sharpest distinction between the two. The Cobalt Boats 210 2009 is rated for 12 passengers, while the Cobalt Boats R8 2021 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Cobalt Boats 210 2009 could be the deciding factor.

Bottom line: Choose the Cobalt Boats 210 2009 if your priority is putting more people on the water — it handles 12 passengers and at 20,3 ft it has the deck room to back that rating up comfortably. The Cobalt Boats R8 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.

General Boat Info

MakeCobalt Boats

Makenot available

Model21

Modelnot available

Model Year2009

Model Yearnot available

Measurements / Dimensions

Beam8 ft. 6 in. (2.59 m)

Beamnot available

Beam - Meters2.59

Beam - Metersnot available

Beam - Inches102

Beam - Inchesnot available

Bridge clearance - DetailWithout Bimini: 4 ft. 0 in. (1.22 m) With Arch or Tower: 7 ft. 7 in. (2.31 m)

Bridge clearance - Detailnot available

Bridge clearance - Meters2.31

Bridge clearance - Metersnot available

Bridge clearance - Inches91

Bridge clearance - Inchesnot available

Deadrise20°

Deadrisenot available

Draft [drive up] - Detail24 in. (0.61 m)

Draft [drive up] - Detailnot available

Draft [drive up] meters0.61

Draft [drive up] metersnot available

Draft [drive up] inches24

Draft [drive up] inchesnot available

Draft [max] - Detail36 in. (0.92 m)

Draft [max] - Detailnot available

Draft [max] - Meters0.91

Draft [max] - Metersnot available

Draft [max] - Inches36

Draft [max] - Inchesnot available

Weight - Detail3,850 lbs. (1,746 kg)

Weight - Detailnot available

Weight - kg1746.33

Weight - kgnot available

Weight - lbs.385

Weight - lbs.not available

Length - Feet20.33

Length - Feet28

Length [over all with swim platform]22 ft. 5 in. (6.83 m)

Length [over all with swim platform]not available

Length overall - Detail20 ft. 4 in. (6.2 m)

Length overall - Detail28.00 ft

Length overall - Meters6.2

Length overall - Meters8.53

Length overall - Inches244

Length overall - Inches336

Body / Hull

Hull materialFiberglass

Hull materialnot available

Hull typeDeep Vee

Hull typenot available

Engine and Drivetrain

Engine/s standardVolvo Penta 4.3 GXI SX 225 php (168 PkW)

Engine/s standardnot available

Fuel tank capacity - Detail40 gal. (151 l)

Fuel tank capacity - Detailnot available

Fuel tank capacity - Liters151.42

Fuel tank capacity - Litersnot available

Fuel tank capacity - Gal4

Fuel tank capacity - Galnot available

Fuel typeGas

Drive typeI/O

Drive typeoutboard

Engine makenot available

Engine makeYamaha

Horsepowernot available

Horsepower300 hp

Operational Info

Water capacityFresh: 10 gal. (38 l)

Water capacitynot available

Maximum capacity1,650 lbs. (748 kg)

Maximum capacitynot available

Maximum people12

Maximum peoplenot available

Boat typenot available

Boat typePower

Cobalt Boats 210 2009 vs Cobalt Boats R8 2021 — Common Questions

Which is the larger boat — the Cobalt Boats 210 2009 or the Cobalt Boats R8 2021?

The Cobalt Boats R8 2021 is the longer of the two at 28,0 feet overall. The Cobalt Boats 210 2009 comes in at 20,3 feet, making it roughly 7,7 ft shorter — a meaningful difference in deck room and overall on-water presence.

What is the maximum horsepower rating for these boats?

The Cobalt Boats R8 2021 has a documented max rating of 300 hp. Engine specifications for the Cobalt Boats 210 2009 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 Cobalt Boats 210 2009 is Coast Guard rated for 12 passengers, while the Cobalt Boats R8 2021 is certified for 8. 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.

Are the Cobalt Boats 210 2009 and Cobalt Boats R8 2021 from the same manufacturer?

Yes — both the Cobalt Boats 210 2009 and the Cobalt Boats R8 2021 are built by Cobalt Boats. 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.

← Cobalt Boats 210 2009 full specs ← Cobalt Boats R8 2021 full specs