Tracker Tundra 18 WT 2003 boat specs
Tracker
Tracker Tundra 18 WT 2003
2003
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Tracker Tundra 21 DC 2005 boat specs
Tracker
Tracker Tundra 21 DC 2005
2005
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Tracker Tundra 18 WT 2003 vs Tracker Tundra 21 DC 2005 — Same Brand, Different Boat

The Tracker Tundra 18 WT 2003 vs Tracker Tundra 21 DC 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.

The power gap is worth calling out. Rated to 250 hp, the Tracker Tundra 21 DC 2005 has a 75-hp advantage over the Tracker Tundra 18 WT 2003's 175-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 4 gal and 6 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Tracker Tundra 18 WT 2003 is rated for 7 passengers, while the Tracker Tundra 21 DC 2005 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Tracker Tundra 18 WT 2003 could be the deciding factor.

Bottom line: Choose the Tracker Tundra 18 WT 2003 if your priority is putting more people on the water — it handles 7 passengers and at 0,0 ft it has the deck room to back that rating up comfortably. The Tracker Tundra 21 DC 2005 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
MakeTracker
MakeTracker
ModelTundra 18 WT
ModelTundra? 21 DC
Model Year2003
Model Year2005
Measurements / Dimensions
Beam96 in
Beam96 in
Beam - Meters2.44
Beam - Meters2.44
Beam - Inches96
Beam - Inches96
Weight - Detail1550 Lbs
Weight - Detail1,890 lbs
Weight - kg703.07
Weight - kg857.29
Weight - lbs.155
Weight - lbs.189
Height - Detail27 in
Height - Detailnot available
Height - Meters0.69
Height - Metersnot available
Height - Inches27
Height - Inchesnot available
Height [transom]22 in
Height [transom]25.5 in
Length overall - Detail18 ft. 0 in
Length overall - Detail21 ft. 3 in
Length overall - Meters5.49
Length overall - Meters6.48
Length overall - Inches216
Length overall - Inches255
Depth - Detailnot available
Depth - Detail27 in
Depth - Centimetersnot available
Depth - Centimeters68.58
Depth - Inchesnot available
Depth - Inches27
Width [transom] - Detailnot available
Width [transom] - DetailBottom: 74 in
Length - Feetnot available
Length - Feet21
Length - Inchesnot available
Length - Inches3
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thicknessnot available
Hull thickness0.125
Engine and Drivetrain
Fuel tank capacity - Detail40 Gallons
Fuel tank capacity - Detail60 gal
Fuel tank capacity - Liters151.42
Fuel tank capacity - Liters227.12
Fuel tank capacity - Gal4
Fuel tank capacity - Gal6
Engine max175 HP
Engine max250 hp
Engine/s standardnot available
Engine/s standardMercury? 200 XL EFI
Drive typenot available
Drive typeOutboard
Operational Info
Maximum capacity1705 Lbs
Maximum capacity2,540 lbs
Maximum people7 Persons
Maximum people1
Trailer Info
Trailer - Detailnot available
Trailer - DetailTrailstar Drive-On Trailer w/ Swing-Away Tongue
Trailer - Length over allnot available
Trailer - Length over allw/ Transom Saver 24 ft. 0 in
Trailer - Weightnot available
Trailer - Weight3,515 lbs. (approx.)
Trailer - Widthnot available
Trailer - Width8 ft. 6 in

Tracker Tundra 18 WT 2003 vs Tracker Tundra 21 DC 2005 — Common Questions

Which is easier to trailer — the Tracker Tundra 18 WT 2003 or the Tracker Tundra 21 DC 2005?
For trailering, the Tracker Tundra 18 WT 2003 has the edge at 155 lbs dry weight versus 189 lbs for the Tracker Tundra 21 DC 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.
Which boat can handle a bigger outboard?
The Tracker Tundra 21 DC 2005 is rated to a maximum of 250 hp, giving it the larger power ceiling. The Tracker Tundra 18 WT 2003 tops out at 175 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 Tracker Tundra 18 WT 2003 is Coast Guard rated for 7 passengers, while the Tracker Tundra 21 DC 2005 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.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Tracker Tundra 18 WT 2003 and Tracker Tundra 21 DC 2005 share an 96 in beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
How do the fuel tanks compare on the Tracker Tundra 18 WT 2003 and Tracker Tundra 21 DC 2005?
Both boats carry similar fuel loads — 4 gallons and 6 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Tracker Tundra 18 WT 2003 and Tracker Tundra 21 DC 2005 from the same manufacturer?
Yes — both the Tracker Tundra 18 WT 2003 and the Tracker Tundra 21 DC 2005 are built by Tracker. 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.