Detailed Evaluation & Buyer Recommendation
Cobia Boats 21 Bay 2010 vs Cobia Boats 320 2019 — Same Brand, Different Boat
The Cobia Boats 21 Bay 2010 vs Cobia Boats 320 2019 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 300 hp, the Cobia Boats 320 2019 has a 100-hp advantage over the Cobia Boats 21 Bay 2010's 200-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.
For family outings this is probably the sharpest distinction between the two. The Cobia Boats 320 2019 is rated for 9 passengers, while the Cobia Boats 21 Bay 2010 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Cobia Boats 320 2019 could be the deciding factor.
Bottom line: Choose the Cobia Boats 320 2019 if your priority is putting more people on the water — it handles 9 passengers and at 32,0 ft it has the deck room to back that rating up comfortably. The Cobia Boats 21 Bay 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
MakeCobia Boats
Makenot available
Model21 Bay
Modelnot available
Model Year201
Model Yearnot available
Measurements / Dimensions
Beam8 ft. 4 in
Beamnot available
Beam - Meters2.54
Beam - Metersnot available
Beam - Inches1
Beam - Inchesnot available
Deadrise15℃
Deadrisenot available
Draft [max] - Detail13 in
Draft [max] - Detailnot available
Draft [max] - Meters0.33
Draft [max] - Metersnot available
Draft [max] - Inches13
Draft [max] - Inchesnot available
Weight - Detail2,050 lbs. (without engine)
Weight - Detailnot available
Weight - kg929.86
Weight - kgnot available
Weight - lbs.205
Weight - lbs.not available
Height [transom]25 in
Height [transom]not available
Length - Feet21.08
Length - Feet32
Length overall - Detail21 ft. 1 in
Length overall - Detail32.00 ft
Length overall - Meters6.43
Length overall - Meters9.75
Length overall - Inches253
Length overall - Inches384
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Fuel tank capacity - Detail60 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters227.12
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal6
Fuel tank capacity - Galnot available
Drive typeOutboard
Drive typeoutboard
Engine max200 hp
Engine maxnot available
Engine makenot available
Engine makeYAMAHA
Horsepowernot available
Horsepower300 hp
Operational Info
Maximum capacity7
Maximum capacitynot available
Maximum people1,400 lbs
Maximum peoplenot available
Boat typenot available
Boat typePower