Maxum 1800 MX 2008 vs Maxum 2100SD Sport Deck 2005 - Boat Spec Comparison

Q: Which is easier to trailer — the Maxum 1800 MX 2008 or the Maxum 2100SD Sport Deck 2005?

For trailering, the Maxum 1800 MX 2008 has the edge at 1 991 lbs dry weight versus 3 928 lbs for the Maxum 2100SD Sport Deck 2005. 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: How many people can each boat hold?

The Maxum 1800 MX 2008 is Coast Guard rated for 5 passengers, while the Maxum 2100SD Sport Deck 2005 is certified for 6. 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 Maxum 2100SD Sport Deck 2005 measures 102" wide, compared to 84" for the Maxum 1800 MX 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.

Q: Which boat has the larger fuel tank — the Maxum 1800 MX 2008 or the Maxum 2100SD Sport Deck 2005?

The Maxum 2100SD Sport Deck 2005 has the bigger tank at 55 gallons, versus 21 gallons on the Maxum 1800 MX 2008. That 34-gallon difference translates to roughly 102–170 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Maxum 1800 MX 2008 and Maxum 2100SD Sport Deck 2005 from the same manufacturer?

Yes — both the Maxum 1800 MX 2008 and the Maxum 2100SD Sport Deck 2005 are built by Maxum. 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

Maxum 1800 MX 2008 vs Maxum 2100SD Sport Deck 2005

Maxum

Maxum 1800 MX 2008

2008

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Maxum

Maxum 2100SD Sport Deck 2005

2005

View full specs →

Detailed Evaluation & Buyer Recommendation

Maxum 1800 MX 2008 vs Maxum 2100SD Sport Deck 2005 — Same Brand, Different Boat

The Maxum 1800 MX 2008 vs Maxum 2100SD Sport Deck 2005 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.

For family outings this is probably the sharpest distinction between the two. The Maxum 2100SD Sport Deck 2005 is rated for 6 passengers, while the Maxum 1800 MX 2008 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Maxum 2100SD Sport Deck 2005 could be the deciding factor.

Bottom line: Choose the Maxum 2100SD Sport Deck 2005 if your priority is putting more people on the water — it handles 6 passengers and at 0,0 ft it has the deck room to back that rating up comfortably. The Maxum 1800 MX 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.

General Boat Info

MakeMaxum

Model1800 MX

Model2100SD Sport Deck

Model Year2008

Model Year2005

Measurements / Dimensions

Beam7 ft. (2.13 m)

Beam8 ft. 6 in. (2.59 m)

Beam - Meters2.13

Beam - Meters2.59

Beam - Inches84

Beam - Inches102

Bridge clearance - Detail3 ft. 8 in. (1.12 m) Max: 5 ft. 8 in. (1.73 m)

Bridge clearance - Detail4 ft. 10 in. (1.47 m)

Bridge clearance - Meters1.73

Bridge clearance - Meters1.47

Bridge clearance - Inches68

Bridge clearance - Inches58

Deadrise19℃

Deadrise20℃

Draft [drive up] - Detail1 ft. 6 in. (0.46 m)

Draft [drive up] - Detail1 ft. 7 in. (.48 m)

Draft [drive up] meters0.46

Draft [drive up] meters0.48

Draft [drive up] inches18

Draft [drive up] inches19

Draft [max] - Detail2 ft. 11 in. (0.89 m)

Draft [max] - Detail3 ft. 0 in. (.91 m)

Draft [max] - Meters0.89

Draft [max] - Meters0.91

Draft [max] - Inches35

Draft [max] - Inches36

Weight - DetailWith Standard Engine: 1,991 lbs. (903 kg)

Weight - Detail3,928 lbs. (1,782 kg) w/Std. Engine

Weight - kg903.1

Weight - kg1781.71

Weight - lbs.1991

Weight - lbs.3928

Length - Meters5.36

Length - Metersnot available

Length - Feet17

Length - Feetnot available

Length - Inches7

Length - Inchesnot available

Length overall - Detail17 ft. 7 in. (5.36 m)

Length overall - Detail21 ft. 1 in. (6.43 m)

Length overall - Meters5.36

Length overall - Meters6.43

Length overall - Inches211

Length overall - Inches253

Length [over all with swim platform]not available

Length [over all with swim platform]23 ft. 2 in. (7.06 m)

Body / Hull

Hull materialFiberglass

Hull materialnot available

Hull typeModified Vee

Hull typenot available

Engine and Drivetrain

Engine/s standard3.0L Alpha I with power steering (135 hp)

Engine/s standardnot available

Fuel tank capacity - Detail21 gal. (79.5 l)

Fuel tank capacity - Detail55 gal. (212 l)

Fuel tank capacity - Liters79.49

Fuel tank capacity - Liters208.2

Fuel tank capacity - Gal21

Fuel tank capacity - Gal55

Fuel typeGas

Fuel typenot available

Drive typeI/O

Drive typenot available

Trailer Info

Trailer - DetailColor-matched painted single-axle with swing-away tongue

Trailer - Detailnot available

Trailer - Length over allRigged: 22 ft. 6 in. (6.86 m)

Trailer - Length over all27 ft. 4 in. (8.33 m)

Trailer - WeightWith Standard Engine: 2,456 lbs. (1,114 kg)

Trailer - Weight4,928 lbs. (2,235 kg) w/Std. Engine

Trailer - Width7 ft. 9 in. (2.36 m)

Trailer - Width8 ft. 6 in. (2.59 m)

Trailer - Heightnot available

Trailer - Height7 ft. 11 in. (2.41 m)

Maxum 1800 MX 2008 vs Maxum 2100SD Sport Deck 2005 — Common Questions

Which is easier to trailer — the Maxum 1800 MX 2008 or the Maxum 2100SD Sport Deck 2005?

For trailering, the Maxum 1800 MX 2008 has the edge at 1 991 lbs dry weight versus 3 928 lbs for the Maxum 2100SD Sport Deck 2005. 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.

How many people can each boat hold?

The Maxum 1800 MX 2008 is Coast Guard rated for 5 passengers, while the Maxum 2100SD Sport Deck 2005 is certified for 6. 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 Maxum 2100SD Sport Deck 2005 measures 102" wide, compared to 84" for the Maxum 1800 MX 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.

Which boat has the larger fuel tank — the Maxum 1800 MX 2008 or the Maxum 2100SD Sport Deck 2005?

The Maxum 2100SD Sport Deck 2005 has the bigger tank at 55 gallons, versus 21 gallons on the Maxum 1800 MX 2008. That 34-gallon difference translates to roughly 102–170 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Maxum 1800 MX 2008 and Maxum 2100SD Sport Deck 2005 from the same manufacturer?

Yes — both the Maxum 1800 MX 2008 and the Maxum 2100SD Sport Deck 2005 are built by Maxum. 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.

← Maxum 1800 MX 2008 full specs ← Maxum 2100SD Sport Deck 2005 full specs