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Buying Guide

Inflatable Boat Buyer's Guide Australia (2026): Sizes, Hull Types, Prices

Inflatable boat, RIB or catamaran? This 2026 guide sorts hull types, sizes, fabric grades and Australian pricing so you can pick the right one the first time.

8 September 2026 11 min read Owner-tested advice

Our recommendation

Aerowave Viper 365 Open Bow

US$2,971 USDdelivered to your door
Ships to United States Viper hull: 5 + 2 years 1500 GSM / 1.2 mm VALMEX® WavePay ×4
See the full spec

Length

3.65m / 12'0"

Beam

1.80m / 71"

Tube Diameter

51cm

Bare Boat Weight (without Bimini & wheel kit)

~52kg / 115lbs

The right inflatable boat is the smallest one that comfortably carries your heaviest realistic day on the water — not the biggest one you can afford.

Searching "inflatable boat" in Australia turns up everything from $300 pool toys to $12,000 boat-and-motor packages, and almost none of it is sorted by what actually matters: hull type, fabric, size and what you'll use it for. This guide sorts through that in plain terms — no jargon, no hype — so you can land on the right boat the first time.


What "inflatable boat" actually covers

Three very different products get called an inflatable boat:

  • Soft-floor tenders — cheap, light, foldable, best for a five-minute paddle from a yacht to shore.
  • Rigid inflatable boats (RIBs) — a hard hull with inflatable tubes, heavier and more expensive.
  • Inflatable catamarans — twin inflatable pontoons with a rigid deck between them and no hard hull underneath. This is what Aerowave builds, and it's the category most Australian buyers land on once they compare stability, weight and towability.

If you're weighing this decision against a hard-hull tinnie rather than another inflatable, see our dedicated comparison: Inflatable Boats vs Tinnies: Which Is Right for Australian Waters?


The four things that actually decide which boat you need

1. Fabric and construction

This is the single biggest quality difference between inflatable boats, and it's rarely stated clearly. Fabric should always be quoted as GSM (grams per square metre) plus mm thickness together — either number alone tells you very little.

  • AeroCat range: 1100 GSM / 0.9 mm VALMEX®
  • Viper and WaveRunner ranges (premium): 1500 GSM / 1.2 mm VALMEX® Heavy Plus

Both are genuine VALMEX® fabrics with a realistic 10–12 year service life in Australian sun and salt when looked after — not a lifetime claim, a real one.

2. Size

Match length to people and water, not to what looks impressive in a photo.

LengthTypical crewBest for
3.3 m2 adultsCompact storage, easy solo launch, bay fishing
3.65 m2–3 adultsThe all-rounder — bay and estuary work
3.8 m3 adultsFamily days, fishing with a mate, more freeboard
4.0–4.5 m3–4 adultsLonger crossings, more load capacity, camping trips

3. Hull design

An inflatable catamaran's twin-tube hull sits differently in the water to a single-tube RIB — the gap between the pontoons gives a wider, more stable stance at rest, which is why they're popular for fishing. Aerowave's catamaran range is CE certified to ISO 6185-3 and EU Directive 2013/53/EU, the standard used to test structural and buoyancy safety on recreational craft sold into Europe.

4. Motor and how you'll register it

An inflatable boat with a motor still needs to be matched properly — wrong shaft length or too little power is the most common regret buyers report. Our detailed guide covers this: What Size Outboard for an Inflatable Boat?, and you can browse matched motors under Hidea Outboards.

Inflatable catamarans are registerable in Australia the same way most trailerable boats are: through a Boat Code operator certificate, followed by your state's boat registration process. It's a straightforward paperwork step, not a barrier to ownership.


Aerowave inflatable boat range and 2026 Australian pricing

ModelLengthFabricPrice (AUD)
AeroCat 3303.3 m1100 GSM / 0.9 mm VALMEX®$3,995
AeroCat 3603.6 m1100 GSM / 0.9 mm VALMEX®$4,595
AeroCat 3803.8 m1100 GSM / 0.9 mm VALMEX®$4,535
WaveRunner 380 Series 33.8 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$4,680
Viper 3303.3 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$5,195
Viper 365 Open Bow3.65 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$5,595
Viper 400 Open Bow4.0 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$5,895
Viper 400 Sovereign4.0 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$6,970
Viper 430 Open Bow4.3 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$6,195
Viper 450 Open Bow4.5 m1500 GSM / 1.2 mm VALMEX® Heavy Plus$6,495

Prices are current package prices at time of writing and may change — see live pricing on each product page.


What "It just works" means for delivery

Delivery is by 7–14 day express air freight (customer share fixed at A$810) or free sea freight in 30–40 days — either way it lands ready to inflate and go.


Which one is right for you

  • Solo angler, small tinnie replacement, easy storage: AeroCat 330 or Viper 330.
  • Couple who wants one boat that does everything on a bay or estuary: Viper 365 Open Bow.
  • Family of three-plus who fish and cruise: AeroCat 380, WaveRunner 380, or Viper 400 Open Bow.
  • Longer runs, more freeboard, or you carry a lot of gear: Viper 400 Sovereign, 430 or 450.
  • Not sure yet? Run our Weekend-Proof Score™ — a two-minute tool that matches boat size to how you'll actually use it — or go straight to an Australian quote for a landed price.

If you're deciding between a catamaran and a hard hull, our Catamarans page breaks down the whole range, and our dedicated comparison covers the tinnie question directly: Inflatable Boats vs Tinnies.


Buying with a motor already matched

If you want the boat and outboard sorted in one purchase, see our current motor packages compared in Best Inflatable Boat With Motor in Australia (2026), or browse Hidea Outboards directly.


The short version

  • "Inflatable boat" covers tenders, RIBs and catamarans — know which one you're actually comparing.
  • Fabric quality is always GSM and mm together; Viper (1500 GSM / 1.2 mm) is the premium tier, AeroCat (1100 GSM / 0.9 mm) is the value tier — both rated 10–12 years.
  • Size to your heaviest realistic day, not the biggest hull in the range.
  • All Aerowave catamarans are CE certified to ISO 6185-3 + EU Directive 2013/53/EU, and registerable in Australia via a Boat Code operator certificate plus state registration.
  • Freight is 7–14 days air (A$810 customer share) or free sea freight in 30–40 days.

Frequently asked questions

What is the difference between an inflatable boat and an inflatable catamaran?
A general inflatable boat can mean a soft tender, a rigid inflatable boat (RIB) with a hard hull, or a catamaran with two inflatable tubes and a rigid deck between them. Aerowave builds inflatable catamarans, which are typically more stable at rest and lighter to tow than a RIB of the same length.
How long does a VALMEX inflatable boat last in Australia?
VALMEX® fabric on Aerowave boats has a realistic service life of 10–12 years with normal care, sun protection and proper storage between uses.
What size inflatable boat do I need?
Size to your heaviest realistic day, not the empty boat. Two adults suit a 3.3–3.65 m hull; three adults suit 3.8 m; four adults or longer crossings suit 4.0–4.5 m.
Are inflatable boats safe for open water in Australia?
Aerowave inflatable catamarans are CE certified to ISO 6185-3 and EU Directive 2013/53/EU, which test structural integrity and buoyancy. Always match the boat to the conditions and load it's rated for.
Can I register an inflatable boat in Australia?
Yes. Inflatable catamarans are registerable through a Boat Code operator certificate, followed by your state's standard boat registration process.
How much does an inflatable boat cost in Australia in 2026?
Aerowave inflatable catamarans currently range from $3,995 for a 3.3 m AeroCat to $6,970 for the 4.0 m Viper 400 Sovereign, before any outboard package.
How is an inflatable boat shipped to me in Australia?
Every Aerowave boat ships either by express air freight in 7–14 days, with a fixed customer share of A$810, or by free sea freight taking 30–40 days.
Is an inflatable catamaran better than a tinnie?
It depends on your priorities. See our full comparison, Inflatable Boats vs Tinnies: Which Is Right for Australian Waters?, for a side-by-side on weight, storage, stability and cost.
Marine Finance

Finance this boat from $23/week

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Deposit (AUD)

$530

10% of price

Term

5 years

60 monthly repayments

Comparison rate

9.95% p.a.

Subject to AMMF approval

Weekly

$23

Monthly

$101

Amount financed

$4,765

Indicative only. Actual repayments depend on your AMMF credit assessment, term, fees and the balloon you select. Talk to AMMF for a personalised quote on Aerowave Viper 365 Open Bow.

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1500 GSM / 1.2 mm VALMEX® hull. Five-year limited hull warranty plus two years of extended limited structural hull cover, subject to conditions. Free freight to United States · local taxes payable on arrival.

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FromUS$2,971 USD

delivered to your door

CE certified · ISO 6185-3 · 10–12 year fabric life expectancy

Aerowave Viper 365 Open Bow

US$2,971 USD · delivered to your door

WARRANTY BY RANGE