Bayliner 180 OB 2010 vs Bayliner 315 SB 2011 - Boat Spec Comparison

Q: Which is the larger boat — the Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

The Bayliner 315 SB 2011 is the longer of the two at 30,5 feet overall. The Bayliner 180 OB 2010 comes in at 18,0 feet, making it roughly 12,5 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which is easier to trailer — the Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

For trailering, the Bayliner 180 OB 2010 has the edge at 1 878 lbs dry weight versus 9 098 lbs for the Bayliner 315 SB 2011. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.

Q: Which boat can handle a bigger outboard?

The Bayliner 315 SB 2011 is rated to a maximum of 260 hp, giving it the larger power ceiling. The Bayliner 180 OB 2010 tops out at 125 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.

Q: How many people can each boat hold?

The Bayliner 180 OB 2010 is Coast Guard rated for 7 passengers, while the Bayliner 315 SB 2011 is certified for 1. 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: Which boat is wider, and does it affect trailering?

The Bayliner 315 SB 2011 measures 12" wide, compared to 9" for the Bayliner 180 OB 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.

Q: Which boat has the larger fuel tank — the Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

The Bayliner 180 OB 2010 has the bigger tank at 23 gallons, versus 12 gallons on the Bayliner 315 SB 2011. That 11-gallon difference translates to roughly 33–55 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Bayliner 180 OB 2010 and Bayliner 315 SB 2011 from the same manufacturer?

Yes — both the Bayliner 180 OB 2010 and the Bayliner 315 SB 2011 are built by Bayliner. 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

Bayliner 180 OB 2010 vs Bayliner 315 SB 2011

Bayliner

Bayliner 180 OB 2010

2010

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Bayliner

Bayliner 315 SB 2011

2011

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Detailed Evaluation & Buyer Recommendation

Bayliner 180 OB 2010 vs Bayliner 315 SB 2011 — Same Brand, Different Boat

Matching a modified vee Bayliner 180 OB 2010 against a deep vee Bayliner 315 SB 2011 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

Size is the most obvious dividing line here. The Bayliner 315 SB 2011 measures 30,5 feet overall (2011), giving it roughly 12,5 additional feet of deck space compared to the Bayliner 180 OB 2010 at 18,0 feet (2010). Weight tells a clearer story for trailering families: the Bayliner 315 SB 2011 tips the scales at 9 098 lbs — 7 220 lbs less than the Bayliner 180 OB 2010 at 1 878 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

The power gap is worth calling out. Rated to 260 hp, the Bayliner 315 SB 2011 has a 135-hp advantage over the Bayliner 180 OB 2010's 125-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Bayliner 180 OB 2010 carries 23 gallons versus 12 gallons in the Bayliner 315 SB 2011. 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 Bayliner 180 OB 2010 is rated for 7 passengers, while the Bayliner 315 SB 2011 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Bayliner 180 OB 2010 could be the deciding factor.

Bottom line: Choose the Bayliner 180 OB 2010 if your priority is putting more people on the water — it handles 7 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Bayliner 315 SB 2011 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

MakeBayliner

Model180 OB

Model315 SB

Model Year201

Model Year2011

Measurements / Dimensions

Beam7 ft. 6 in. (2.29 m)

Beam10 ft. 0 in. (3.05 m)

Beam - Meters2.29

Beam - Meters3.05

Beam - Inches9

Beam - Inches12

Bridge clearance - Detail3 ft. 10 in. (1.17 m)

Bridge clearance - Detailnot available

Bridge clearance - Meters1.17

Bridge clearance - Metersnot available

Bridge clearance - Inches46

Bridge clearance - Inchesnot available

Deadrise17°

Deadrise18°

Draft [drive up] - Detail1 ft. 2 in. (0.36 m)

Draft [drive up] - Detail2 ft. 1 in. (0.64 m)

Draft [drive up] meters0.36

Draft [drive up] meters0.64

Draft [drive up] inches14

Draft [drive up] inches25

Draft [max] - Detail2 ft. 7 in. (0.79 m)

Draft [max] - Detail3 ft. 4 in. (1.02 m)

Draft [max] - Meters0.79

Draft [max] - Meters1.02

Draft [max] - Inches31

Draft [max] - Inches4

Weight - Detail1,878 lbs. (852 kg)

Weight - Detail9,098 lbs. (4,127 kg)

Weight - kg851.85

Weight - kg4126.78

Weight - lbs.1878

Weight - lbs.9098

Height - Detail6 ft. 0 in. (1.83 m) rigged

Height - Detailnot available

Height - Meters1.83

Height - Metersnot available

Height - Inches72

Height - Inchesnot available

Length - Feet18

Length - Feet30.5

Length overall - Detail18 ft. 0 in. (5.49 m)

Length overall - Detail30 ft. 6 in. (9.30 m)

Length overall - Meters5.49

Length overall - Meters9.3

Length overall - Inches216

Length overall - Inches366

Body / Hull

Hull materialFiberglass

Hull typeModified Vee

Hull typeDeep Vee

Engine and Drivetrain

Engine/s standard90 hp

Engine/s standardDual 220 hp

Fuel tank capacity - Detail23 gal. (87 l)

Fuel tank capacity - Detail120 gal. (454 l)

Fuel tank capacity - Liters87.06

Fuel tank capacity - Liters454.25

Fuel tank capacity - Gal23

Fuel tank capacity - Gal12

Fuel typeGas

Drive typeOutboard

Drive typeI/O - Twin

Engine max125 hp

Engine maxDual 260 hp

Engine makenot available

Engine makeMercury

Engine modelnot available

Engine modelMerCruiser

Operational Info

Maximum people7

Maximum people1

Water capacitynot available

Water capacity33 gal. (124.9 l)

Holding tank capacity - Detailnot available

Holding tank capacity - Detail30 gal. (113.6 l)

Holding tank capacity - Litersnot available

Holding tank capacity - Liters113.56

Holding tank capacity - Galnot available

Holding tank capacity - Gal3

Bayliner 180 OB 2010 vs Bayliner 315 SB 2011 — Common Questions

Which is the larger boat — the Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

The Bayliner 315 SB 2011 is the longer of the two at 30,5 feet overall. The Bayliner 180 OB 2010 comes in at 18,0 feet, making it roughly 12,5 ft shorter — a meaningful difference in deck room and overall on-water presence.

Which is easier to trailer — the Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

For trailering, the Bayliner 180 OB 2010 has the edge at 1 878 lbs dry weight versus 9 098 lbs for the Bayliner 315 SB 2011. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.

Which boat can handle a bigger outboard?

The Bayliner 315 SB 2011 is rated to a maximum of 260 hp, giving it the larger power ceiling. The Bayliner 180 OB 2010 tops out at 125 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 Bayliner 180 OB 2010 is Coast Guard rated for 7 passengers, while the Bayliner 315 SB 2011 is certified for 1. 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 Bayliner 315 SB 2011 measures 12" wide, compared to 9" for the Bayliner 180 OB 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 Bayliner 180 OB 2010 or the Bayliner 315 SB 2011?

The Bayliner 180 OB 2010 has the bigger tank at 23 gallons, versus 12 gallons on the Bayliner 315 SB 2011. That 11-gallon difference translates to roughly 33–55 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Bayliner 180 OB 2010 and Bayliner 315 SB 2011 from the same manufacturer?

Yes — both the Bayliner 180 OB 2010 and the Bayliner 315 SB 2011 are built by Bayliner. 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.

← Bayliner 180 OB 2010 full specs ← Bayliner 315 SB 2011 full specs