Larson Cabrio 310 2008 boat specs
Larson
Larson Cabrio 310 2008
2008
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VS
Larson Cabrio 857 2011 boat specs
Larson
Larson Cabrio 857 2011
2011
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Larson Cabrio 310 2008 vs Larson Cabrio 857 2011 — Same Brand, Different Boat

Matching a modified vee Larson Cabrio 310 2008 against a deep vee Larson Cabrio 857 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.

On paper these two are close siblings in the size department — Larson Cabrio 310 2008 at 31,0 ft versus Larson Cabrio 857 2011 at 28,2 ft. Weight tells a clearer story for trailering families: the Larson Cabrio 857 2011 tips the scales at 665 lbs — 561 lbs less than the Larson Cabrio 310 2008 at 104 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 400 hp, the Larson Cabrio 857 2011 has a 80-hp advantage over the Larson Cabrio 310 2008's 320-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Larson Cabrio 857 2011 carries 84 gallons versus 16 gallons in the Larson Cabrio 310 2008. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Bottom line: The Larson Cabrio 310 2008 at 31,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Larson Cabrio 857 2011 at 28,2 ft wins on trailering ease, likely lower purchase price, and simpler docking — a solid choice for a buyer who wants more boat for less money.
General Boat Info
MakeLarson
MakeLarson
ModelCabrio 31
ModelCabrio 857
Model Year2008
Model Year2011
Measurements / Dimensions
Beam10 ft. 6 in. (3.2 m)
Beam8 ft. 10 in. (2.69 m)
Beam - Meters3.2
Beam - Meters2.69
Beam - Inches126
Beam - Inches106
Bridge clearance - DetailWith Arch: 9 ft. 4 in. (2.84 m)
Bridge clearance - Detail7 ft. 10 in. (2.39 m) without arch 9 ft. 2 in. (2.8 m) with arch
Bridge clearance - Meters2.84
Bridge clearance - Meters2.79
Bridge clearance - Inches112
Bridge clearance - Inches11
Deadrise20℃
Deadrise20°
Draft [max] - Detail34 in. (86.4 cm)
Draft [max] - Detail36 in. (91.4 cm)
Draft [max] - Meters0.86
Draft [max] - Meters0.91
Draft [max] - Inches34
Draft [max] - Inches36
Weight - Detail10,400 lbs. (4,717 kg)
Weight - Detail6,650 lbs. (3,016 kg)
Weight - kg4717.36
Weight - kg3016.39
Weight - lbs.104
Weight - lbs.665
Length - Meters9.44
Length - Metersnot available
Length - Feet31
Length - Feet28.17
Length [over all with swim platform]With Pulpit: 31 ft. 0 in. (9.44 m)
Length [over all with swim platform]not available
Length overall - Detailnot available
Length overall - Detail28 ft. 1 in. (8.57 m) with pulpit
Length overall - Metersnot available
Length overall - Meters8.56
Length overall - Inchesnot available
Length overall - Inches337
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeModified Vee
Hull typeDeep Vee
Engine and Drivetrain
Fuel tank capacity - Detail160 gal. (606 l)
Fuel tank capacity - Detail84 gal. (318 l)
Fuel tank capacity - Liters605.67
Fuel tank capacity - Liters317.97
Fuel tank capacity - Gal16
Fuel tank capacity - Gal84
Fuel typeGas or Diesel
Fuel typeGas or Diesel
Drive typeInboard/Outboard
Drive typeI/O
Engine max320 hp
Engine max400 hp
Engine/s standardnot available
Engine/s standardMerCruiser 5.0L Mag MPI BIII
Horsepowernot available
Horsepower300 hp
Operational Info
Head1
Headnot available
Headroom6 ft. 3 in. (1.91 m)
Headroom6 ft. 3 in. (1.91 m) in cabin
Water capacity46 gal. (174 l)
Water capacity19 gal. (72 l)
Holding tank capacity - Detail37 gal. (140 l)
Holding tank capacity - Detail12 gal. (45 l)
Holding tank capacity - Liters140.06
Holding tank capacity - Liters45.42
Holding tank capacity - Gal37
Holding tank capacity - Gal12

Larson Cabrio 310 2008 vs Larson Cabrio 857 2011 — Common Questions

Which is the larger boat — the Larson Cabrio 310 2008 or the Larson Cabrio 857 2011?
The Larson Cabrio 310 2008 is the longer of the two at 31,0 feet overall. The Larson Cabrio 857 2011 comes in at 28,2 feet, making it roughly 2,8 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Larson Cabrio 310 2008 or the Larson Cabrio 857 2011?
For trailering, the Larson Cabrio 310 2008 has the edge at 104 lbs dry weight versus 665 lbs for the Larson Cabrio 857 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 Larson Cabrio 857 2011 is rated to a maximum of 400 hp, giving it the larger power ceiling. The Larson Cabrio 310 2008 tops out at 320 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 passengers can the Larson Cabrio 857 2011 carry?
The Larson Cabrio 857 2011 has an official capacity rating of 8 people. Capacity data wasn't available for the other model in this comparison — verify directly with the dealer.
Which boat is wider, and does it affect trailering?
The Larson Cabrio 310 2008 measures 126" wide, compared to 106" for the Larson Cabrio 857 2011. 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 Larson Cabrio 310 2008 or the Larson Cabrio 857 2011?
The Larson Cabrio 857 2011 has the bigger tank at 84 gallons, versus 16 gallons on the Larson Cabrio 310 2008. That 68-gallon difference translates to roughly 204–340 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Larson Cabrio 310 2008 and Larson Cabrio 857 2011 from the same manufacturer?
Yes — both the Larson Cabrio 310 2008 and the Larson Cabrio 857 2011 are built by Larson. 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.