Top 10 Supercharged WaveRunners & Sea-Doos 2027

Direct Answer

The Best Overall high-performance personal watercraft for 2027 is the Sea-Doo RXP-X 325, starting around $19,799, which pairs the new Rotax 1630 ACE supercharged engine making 325 hp, a top speed near 67 mph, and the race-bred T3-R hull to dominate the metrics buyers care about most.

The Best Value pick is the Yamaha GP HO, starting near $13,499, which delivers a 1.9-liter High Output engine, low-60s speed, and Yamaha's legendary reliability for thousands less than the supercharged flagships. This list is built for performance riders who want maximum horsepower, race-ready handling, and high-speed thrills — with budgets running from a value-minded $13,000 up to a fully loaded $22,000-plus flagship.

Every pick below uses real 2026–2027 model-year specs and MSRPs.

How We Ranked the Top 10

We weighted each personal watercraft against what performance buyers actually tell dealers and riders care about. We leaned on published data from Watercraft Journal, PWC.life, Boating Magazine, The Watercraft Journal, Personal Watercraft magazine, and manufacturer pages. The weighting:

• Engine power and acceleration — 25%
• Top speed and on-water performance — 20%
• Handling and hull design — 15%
• Reliability and build quality — 15%
• Features and rider tech — 15%
• Resale value — 10%

A ski that makes huge horsepower but handles poorly, or hits big speed but eats fuel and breaks down, drops fast. The winners balance all six.

1. Sea-Doo RXP-X 325 🏆 BEST OVERALL

Starting MSRP: $19,799 | Best for: Riders who want the most powerful, sharpest-handling muscle ski

The 2027 Sea-Doo RXP-X 325 is the most complete high-performance PWC you can buy. Its Rotax 1630 ACE — 325 supercharged engine displaces 1,630cc and makes a class-leading 325 hp, propelling it to a top speed near 67 mph. It rides the aggressive T3-R hull with an Ergolock R seat that locks the rider in through hard cornering, holds 18.5 gallons of fuel, and seats 2.

Standout tech includes a 7.8-inch color display, launch control, and selectable riding modes. With the highest horsepower and the sharpest cornering hull in the class, it sets the performance benchmark.

Pros:

• Class-leading 325 hp from the Rotax 1630 ACE supercharged engine
• Race-bred T3-R hull with Ergolock R rider control
• Top speed near 67 mph with launch control
• Strong resale and the most refined rider tech

Cons:

• Flagship pricing tops the value picks by thousands
• Aggressive hull demands rider commitment

Verdict: The RXP-X 325 wins on balance — top power, sharp handling, and tech with no real weak spot.

2. Yamaha FX SVHO

Starting MSRP: $18,799 | Best for: Riders who want supercharged power with luxury touring comfort

The 2027 Yamaha FX SVHO pairs serious supercharged power with a comfortable, refined touring platform. Its 1.9-liter Super Vortex High Output (SVHO) engine is supercharged and intercooled, making roughly 250 hp for a top speed near 67 mph. The full-size NanoXcel2 hull keeps weight down while delivering a stable, planted ride, and it carries 18.5 gallons of fuel and seats 3.

Standout features include a Connext 7-inch touchscreen, electric trim, RiDE dual-throttle braking, and a plush deluxe seat. It's the rare ski that's both fast and genuinely comfortable for all-day touring.

Pros:

• Supercharged 1.9-liter SVHO engine near 250 hp
• Stable, refined NanoXcel2 full-size hull
• Connext touchscreen and electric trim
• Yamaha's legendary supercharged reliability

Cons:

• Heavier than the dedicated muscle skis
• Less razor-sharp cornering than the RXP-X

Verdict: The fast-and-comfortable pick — buy it for supercharged speed with all-day touring manners.

3. Sea-Doo RXT-X 325

Starting MSRP: $19,999 | Best for: Riders who want flagship power in a stable, rough-water hull

The 2027 Sea-Doo RXT-X 325 delivers the same Rotax 1630 ACE — 325 supercharged engine and 325 hp as the RXP-X, but in the larger, more stable ST3 hull built to slice through chop. It reaches a top speed near 67 mph, carries 18.5 gallons of fuel, and seats 3, making it a muscle ski that doubles as a capable rough-water tourer.

Features include the Ergolock system, a 7.8-inch display, adjustable handlebars, and front storage. For riders who want flagship horsepower without the razor-edge handling of the RXP-X, this is the answer.

Pros:

• Full 325 hp in a stable, chop-slicing ST3 hull
• Excellent rough-water composure at speed
• Three-up seating and touring comfort
• Top-tier tech and adjustable ergonomics

Cons:

• Highest price on this list
• Larger hull is less playful than the RXP-X

Verdict: The big-water muscle pick — choose it for 325 hp with rough-water stability.

4. Yamaha GP1900R SVHO

Starting MSRP: $17,499 | Best for: Closed-course racers who want a proven supercharged weapon

The 2027 Yamaha GP1900R SVHO is the brand's race-bred runabout and a fixture on the closed-course circuit. It runs the supercharged 1.9-liter SVHO engine making roughly 250 hp for a top speed near 67 mph, riding the lightweight, race-developed GP hull that's prized for predictable, planted cornering.

It carries 18.5 gallons of fuel and seats 3. The package includes RiDE braking, an adjustable handlebar, and a competition-tuned ride. For buyers who want a ski that's competitive out of the box on a buoy course, the GP1900R is the proven choice.

Pros:

• Supercharged SVHO power in a race-bred GP hull
• Predictable, planted closed-course cornering
• Proven competition pedigree
• Yamaha reliability and strong resale

Cons:

• Firmer race-tuned ride for casual cruising
• Fewer touring comforts than the FX

Verdict: The racer's pick — buy it for supercharged power in a proven closed-course hull.

5. Sea-Doo GTX 300

Starting MSRP: $18,399 | Best for: Luxury touring riders who still want supercharged speed

The 2027 Sea-Doo GTX 300 is the brand's flagship luxury tourer with supercharged muscle under the seat. Its Rotax 1630 ACE — 300 supercharged engine makes 300 hp for a top speed near 65 mph, riding the stable ST3 hull built for comfort and rough-water composure.

It carries 18.5 gallons of fuel, seats 3, and offers the most storage in the lineup at around 40 gallons. Premium touches include a modular seat, LinQ accessory mounts, adjustable handlebars, and a large color display. It's the supercharged ski for riders who value comfort and range alongside speed.

Pros:

• 300 hp supercharged power in a luxury touring package
• Class-leading storage around 40 gallons
• Stable, comfortable ST3 hull
• LinQ accessory system for gear and coolers

Cons:

• Touring focus blunts outright sportiness
• Heavier than the muscle skis

Verdict: The luxury-tourer pick — choose it for supercharged speed with comfort, storage, and range.

6. Sea-Doo GTX 300 Limited

Starting MSRP: $20,499 | Best for: Riders who want the loaded, fully equipped touring flagship

The 2027 Sea-Doo GTX 300 Limited takes the GTX platform and loads every premium feature. It runs the same Rotax 1630 ACE — 300 supercharged engine at 300 hp with a top speed near 65 mph on the stable ST3 hull, carrying 18.5 gallons of fuel and seating 3.

The Limited adds the 7.8-inch wide touchscreen, a premium audio system, adjustable suspension components, a depth finder, and a full accessory bundle including a cover and safety kit. For buyers who want the no-compromise touring flagship straight off the showroom floor, this is the top of the range.

Pros:

• Fully loaded with audio, depth finder, and premium display
• 300 hp supercharged engine and stable ST3 hull
• Premium touring comfort and storage
• Complete accessory bundle included

Cons:

• High as-equipped price
• Weight and size blunt sporty agility

Verdict: The loaded-flagship pick — buy it when you want every premium touring feature included.

7. Kawasaki Ultra 310LX

Starting MSRP: $19,499 | Best for: Riders who want the highest horsepower in a big offshore-capable hull

The 2027 Kawasaki Ultra 310LX is the muscle of the Kawasaki lineup and one of the most powerful skis on the water. Its supercharged 1,498cc inline-four makes a massive 310 hp, driving the large, deep-V Ultra hull to a top speed near 67 mph. It carries an enormous 20.6 gallons of fuel — the most here — and seats 3, making it a true offshore runabout.

The LX adds JETSOUND audio, an electric trim system, handlebar-adjustable settings, and a plush seat. For long-distance, big-water riders, the Ultra's range and power are unmatched.

Pros:

• Massive 310 hp supercharged inline-four
• Largest fuel capacity here at 20.6 gallons
• Big deep-V hull excels in rough offshore water
• JETSOUND audio and premium touring features

Cons:

• Heaviest ski on the list
• Large hull is less nimble in tight turns

Verdict: The offshore-range pick — buy it for huge power and the longest legs on big water.

8. Sea-Doo RXP-X 300

Starting MSRP: $16,999 | Best for: Riders who want muscle-ski handling at a lower price

The 2027 Sea-Doo RXP-X 300 offers the sharp-handling RXP-X experience at a more accessible price than the 325. It runs the Rotax 1630 ACE — 300 supercharged engine making 300 hp for a top speed near 65 mph, riding the aggressive T3-R hull with the rider-locking Ergolock R seat.

It carries 18.5 gallons of fuel and seats 2. Features include the color display, launch control, and selectable modes. For buyers who want the muscle-ski cornering and supercharged thrills without paying for the last 25 horsepower, it's a compelling value within the performance set.

Pros:

• 300 hp supercharged engine with sharp T3-R handling
• Ergolock R seat for aggressive cornering control
• Lower price than the 325 flagship
• Launch control and color display included

Cons:

• Down 25 hp versus the RXP-X 325
• Two-up seating limits passengers

Verdict: The value-muscle pick — choose it for RXP-X handling and supercharged power for less.

9. Yamaha GP1900R HO

Starting MSRP: $14,799 | Best for: Riders who want race-hull handling without supercharger upkeep

The 2027 Yamaha GP1900R HO delivers the prized GP race hull with the naturally aspirated 1.9-liter High Output (HO) engine, skipping the supercharger for simpler, lower-maintenance ownership. It makes roughly 180 hp for a top speed near 63 mph, rides the same predictable competition hull as its SVHO sibling, carries 18.5 gallons of fuel, and seats 3.

With RiDE braking and adjustable ergonomics, it offers most of the cornering thrills of the supercharged GP at a lower price and with reduced upkeep. It's the smart enthusiast's middle ground.

Pros:

• Race-bred GP hull for predictable cornering
• Naturally aspirated HO engine means simpler upkeep
• Top speed near 63 mph from 180 hp
• Lower price than supercharged rivals

Cons:

• Down on power versus the SVHO models
• Less outright top speed

Verdict: The low-upkeep handler — buy it for race-hull cornering without supercharger maintenance.

10. Yamaha GP HO 💎 BEST VALUE

Starting MSRP: $13,499 | Best for: Shoppers who want maximum performance per dollar

The 2027 Yamaha GP HO is the clearest value play in the performance class, delivering serious speed and Yamaha reliability for thousands less than the supercharged flagships. It runs the naturally aspirated 1.9-liter High Output (HO) engine making roughly 180 hp for a top speed near 62 mph, riding a lightweight, planted hull that punches above its price.

It carries 18.5 gallons of fuel, seats 3, and includes RiDE dual-throttle braking and a clean instrument display. For riders chasing the most performance per dollar, with bulletproof reliability and low upkeep, nothing here matches its value.

Pros:

• Lowest price of any performance pick at $13,499
• 1.9-liter HO engine with low-60s top speed
• Yamaha reliability with no supercharger upkeep
• RiDE braking and a planted, confident hull

Cons:

• Naturally aspirated engine trails supercharged speed
• Fewer premium touring features

Verdict: The value champion — serious performance and bulletproof reliability at the lowest price here.

Buyer Decision Tree — Which One's Right for You?

What to Look For When Buying a Supercharged PWC

• Engine type and horsepower — Supercharged engines like the Rotax 1630 ACE and Yamaha 1.9L SVHO make 250–325 hp; naturally aspirated HO motors make around 180 hp with less upkeep. Match power to your appetite and maintenance tolerance.
• Top speed reality — Most flagships top out near 67 mph (an industry gentleman's agreement), so big horsepower shows up in acceleration, not just top end. Compare hole-shot, not just terminal speed.
• Hull design and handling — Muscle hulls like the T3-R corner aggressively; touring hulls like the ST3 stay stable in chop. Pick the hull that matches whether you carve or cruise.
• Fuel capacity and range — Capacity runs from 18.5 gallons to the Kawasaki's 20.6 gallons; bigger tanks matter for offshore and long-distance riding.
• Rider tech and braking — Look for electronic braking (RiDE, iBR), launch control, color displays, and selectable modes. These add real safety and control.
• Supercharger maintenance — Supercharged engines may need periodic supercharger service; factor that upkeep cost against the simpler naturally aspirated HO models.

What matters less than marketing implies: the quoted top speed (nearly all flagships hit the same ~67-mph cap), graphics packages, and audio wattage. Engine character, hull handling, and reliability decide whether you'll still love the ski three seasons in.

FAQ

Which supercharged PWC is the best overall for 2027? The Sea-Doo RXP-X 325 earns our top spot for its class-leading 325 hp Rotax 1630 ACE supercharged engine, sharp T3-R handling, and top-tier rider tech, starting around $19,799.

What is the best value high-performance PWC? The Yamaha GP HO at about $13,499 delivers a 1.9-liter HO engine, low-60s top speed, and Yamaha reliability for thousands less than the supercharged flagships.

Which PWC has the most horsepower? The Sea-Doo RXP-X 325 and RXT-X 325 lead at 325 hp, with the Kawasaki Ultra 310LX close behind at 310 hp from its supercharged inline-four.

How fast do these personal watercraft go? Most flagships top out near 67 mph due to an industry speed agreement, so the supercharged Sea-Doo, Yamaha SVHO, and Kawasaki models all sit in that range; the value HO models reach the low-60s.

Which PWC is best for long-distance and offshore riding? The Kawasaki Ultra 310LX with its 20.6-gallon fuel tank and deep-V hull, and the Sea-Doo GTX 300 with its big storage, are the strongest picks for long-distance and rough-water touring.

Do supercharged PWCs need extra maintenance? Yes. Supercharged engines like the Rotax 1630 ACE and Yamaha SVHO may require periodic supercharger service; naturally aspirated HO models such as the Yamaha GP HO avoid that upkeep, lowering long-term ownership cost.

Bottom Line

For 2027, the Sea-Doo RXP-X 325 is our Best Overall high-performance personal watercraft — starting around $19,799, it wins on its 325 hp supercharged engine, sharp T3-R handling, and refined tech with no major weakness. The Yamaha GP HO, from about $13,499, is our Best Value, delivering serious speed and bulletproof reliability for thousands less.

If your priorities lean toward luxury touring, rough-water stability, or closed-course racing, use the decision tree above to route yourself to the GTX 300, Kawasaki Ultra 310LX, or GP1900R SVHO instead. Buy on engine character, hull handling, and reliability — not the headline top speed they all share — and you'll be grinning at the dock for years.

Sources

• Watercraft Journal — PWC reviews and performance tests
• Discover Boating — personal watercraft buyer's guides
• Boating Magazine — PWC reviews and comparisons
• boats.com — PWC listings, specs, and reviews
• PWC.life — personal watercraft specs and news
• Sea-Doo — RXP-X 325 and RXT-X 325 specifications
• Yamaha WaveRunners — FX SVHO and GP series specs
• Kawasaki — Jet Ski Ultra 310LX specifications
• Personal Watercraft magazine — performance ski reviews

*Supercharged PWC review — best WaveRunners and Sea-Doos 2027, reviews, ratings, prices, and a review of the top performance watercraft for buyers.*