Luhrs 31 Hardtop IPS 2008 boat specs
Luhrs
Luhrs 31 Hardtop IPS 2008
2008
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VS
Luhrs 34 Open 2011 boat specs
Luhrs
Luhrs 34 Open 2011
2011
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Luhrs 31 Hardtop IPS 2008 vs Luhrs 34 Open 2011 — Same Brand, Different Boat

The Luhrs 31 Hardtop IPS 2008 vs Luhrs 34 Open 2011 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.

On paper these two are close siblings in the size department — Luhrs 31 Hardtop IPS 2008 at 34,0 ft versus Luhrs 34 Open 2011 at 34,0 ft. Weight tells a clearer story for trailering families: the Luhrs 31 Hardtop IPS 2008 tips the scales at 135 lbs — 116 lbs more than the Luhrs 34 Open 2011 at 19 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 375 hp, the Luhrs 34 Open 2011 has a 115-hp advantage over the Luhrs 31 Hardtop IPS 2008's 260-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 3 gal and 4 gal — so range won't be a tiebreaker here.

Both boats are rated for 10 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: Performance buyers should lean toward the Luhrs 34 Open 2011 and its 375-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Luhrs 31 Hardtop IPS 2008 with its 260-hp rating is the more economical daily driver.
General Boat Info
MakeLuhrs
MakeLuhrs
Model31 Hardtop IPS
Model34 Open
Model Year2008
Model Year2011
Measurements / Dimensions
Beam11 ft. 10 in. (3.61 m)
Beam14 ft. (4.27 m)
Beam - Meters3.61
Beam - Meters4.27
Beam - Inches142
Beam - Inches168
Bridge clearance - Detail9 ft. 7 in. (2.92 m)
Bridge clearance - Detailnot available
Bridge clearance - Meters2.92
Bridge clearance - Metersnot available
Bridge clearance - Inches115
Bridge clearance - Inchesnot available
Deadrise19℃
Deadrisenot available
Draft [max] - Detail2 ft. 6 in. (0.76 m)
Draft [max] - Detailnot available
Draft [max] - Meters0.76
Draft [max] - Metersnot available
Draft [max] - Inches3
Draft [max] - Inchesnot available
Weight - Detail13,500 lbs. (6,129 kg)
Weight - Detail19,000 lbs. (8,618 kg)
Weight - kg6123.49
Weight - kg8618.25
Weight - lbs.135
Weight - lbs.19
Length - Meters10.47
Length - Metersnot available
Length - Feet34
Length - Feet34
Length - Inches4
Length - Inchesnot available
Length overall - Detail34 ft. 4 in. (10.47 m) Length Less Pulpit: 31 ft. 5 in. (9.58 m)
Length overall - Detail34 ft. (10.36 m)
Length overall - Meters10.46
Length overall - Meters10.36
Length overall - Inches412
Length overall - Inches408
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee
Engine and Drivetrain
Engine/s standardT-Volvo IPS 35
Engine/s standardnot available
Fuel tank capacity - Detail300 gal. (1,136 l)
Fuel tank capacity - Detail400 gal. (1,514 l)
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters1514.16
Fuel tank capacity - Gal3
Fuel tank capacity - Gal4
Fuel typeDiesel
Fuel typeGas or Diesel
Drive typeInboard - Twin
Drive typeInboard - Twin
Engine max260 hp (194 kW)
Engine maxnot available
Engine makenot available
Engine makeCrusader
Engine modelnot available
Engine model6.0 (gas)
Horsepowernot available
Horsepower375 hp (278 kW) each
Operational Info
Headroom6 ft. 3 in. (1.9 m)
Headroomnot available
Sleeping capacity4
Sleeping capacity4
Water capacity50 gal. (189 l)
Water capacity100 gal. (387 l)

Luhrs 31 Hardtop IPS 2008 vs Luhrs 34 Open 2011 — Common Questions

Which is the larger boat — the Luhrs 31 Hardtop IPS 2008 or the Luhrs 34 Open 2011?
The Luhrs 34 Open 2011 is the longer of the two at 34,0 feet overall. The Luhrs 31 Hardtop IPS 2008 comes in at 34,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Luhrs 31 Hardtop IPS 2008 or the Luhrs 34 Open 2011?
For trailering, the Luhrs 34 Open 2011 has the edge at 19 lbs dry weight versus 135 lbs for the Luhrs 31 Hardtop IPS 2008. 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 Luhrs 34 Open 2011 is rated to a maximum of 375 hp, giving it the larger power ceiling. The Luhrs 31 Hardtop IPS 2008 tops out at 260 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 Luhrs 31 Hardtop IPS 2008 is Coast Guard rated for 10 passengers, while the Luhrs 34 Open 2011 is certified for 10. 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 Luhrs 34 Open 2011 measures 168" wide, compared to 142" for the Luhrs 31 Hardtop IPS 2008. 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.
How do the fuel tanks compare on the Luhrs 31 Hardtop IPS 2008 and Luhrs 34 Open 2011?
Both boats carry similar fuel loads — 3 gallons and 4 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Luhrs 31 Hardtop IPS 2008 and Luhrs 34 Open 2011 from the same manufacturer?
Yes — both the Luhrs 31 Hardtop IPS 2008 and the Luhrs 34 Open 2011 are built by Luhrs. 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.