Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 boat specs
Caddo
Caddo Rolled Gunnel 173 OB Tunnel Hull 2010
2010
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VS
Caddo Runabout 203 BR OB 2010 boat specs
Caddo
Caddo Runabout 203 BR OB 2010
2010
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Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 vs Caddo Runabout 203 BR OB 2010: Same Brand, Different Boat

The Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 is a tunnel hull design and the Caddo Runabout 203 BR OB 2010 is a modified-V design, so you're likely deciding between two noticeably different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

The power gap is worth calling out. Rated to 200 hp, the Caddo Runabout 203 BR OB 2010 has a 85-hp advantage over the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010's 115-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Caddo Runabout 203 BR OB 2010 carries 39 gallons versus 31 gallons in the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010. 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 Caddo Runabout 203 BR OB 2010 is rated for 8 passengers, while the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Caddo Runabout 203 BR OB 2010 could be the deciding factor.

Bottom line: Choose the Caddo Runabout 203 BR OB 2010 if your priority is putting more people on the water - it handles 8 passengers and at 20,3 ft it has the deck room to back that rating up comfortably. The Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
General Boat Info
MakeCaddo
MakeCaddo
ModelRolled Gunnel 173 OB Tunnel Hull
ModelRunabout 203 BR OB
Model Year2010
Model Year2010
Measurements / Dimensions
Beam90 in.
Beam102 in.
Beam - Meters2.29
Beam - Meters2.59
Beam - Inches90
Beam - Inches102
Length - Feet17.25
Length - Feet20.25
Length overall - Detail17 ft. 3 in.
Length overall - Detail20 ft. 3 in.
Length overall - Meters5.26
Length overall - Meters6.17
Length overall - Inches207
Length overall - Inches243
Deadrisenot available
Deadrise17°
Weight - Detailnot available
Weight - Detail2,100 lbs. without engine 3,240 lbs. tow weight
Weight - kgnot available
Weight - kg1469.64
Weight - lbs.not available
Weight - lbs.3240
Height [transom]not available
Height [transom]25 in.
Body / Hull
Hull materialComposite
Hull materialComposite
Hull typeTunnel
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail31 gal.
Fuel tank capacity - Detail39 gal.
Fuel tank capacity - Liters117.35
Fuel tank capacity - Liters147.63
Fuel tank capacity - Gal31
Fuel tank capacity - Gal39
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max115 hp
Engine max200 hp
Horsepowernot available
Horsepower115 - 200
Operational Info
Maximum people6 or 800 lbs.
Maximum people8 or 1,136 lbs.
Maximum capacitynot available
Maximum capacity1,911 lbs.
Trailer Info
Trailer - DetailAluminum single axle trailer
Trailer - DetailBlack tandem axle with disc brakes, swing away tongue, 14 in. steel belted radial tires, chrome wheels and chrome lug nuts
Trailer - Heightnot available
Trailer - Height84 in.
Trailer - Length over allnot available
Trailer - Length over all25 ft. 3 in.
Trailer - Widthnot available
Trailer - Width102 in.

Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 vs Caddo Runabout 203 BR OB 2010 - Common Questions

Which is the larger boat - the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 or the Caddo Runabout 203 BR OB 2010?
The Caddo Runabout 203 BR OB 2010 is the longer of the two at 20,3 feet overall. The Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 comes in at 17,3 feet, making it roughly 3,0 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Caddo Runabout 203 BR OB 2010 is rated to a maximum of 200 hp, giving it the larger power ceiling. The Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 tops out at 115 hp. Keep in mind that maximum ratings are just that - matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 is Coast Guard rated for 6 passengers, while the Caddo Runabout 203 BR OB 2010 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.
Which boat is wider, and does it affect trailering?
The Caddo Runabout 203 BR OB 2010 measures 102" wide, compared to 90" for the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010. The US standard-width towing limit is 8’6" (102") in most states - anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank - the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 or the Caddo Runabout 203 BR OB 2010?
The Caddo Runabout 203 BR OB 2010 has the bigger tank at 39 gallons, versus 31 gallons on the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010. That 8-gallon difference translates to roughly 24–40 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 and Caddo Runabout 203 BR OB 2010 from the same manufacturer?
Yes - both the Caddo Rolled Gunnel 173 OB Tunnel Hull 2010 and the Caddo Runabout 203 BR OB 2010 are built by Caddo. 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.