Best Adjustable Dumbbells in Australia 2026: Top 5 Reviewed & Compared

The Bowflex SelectTech 552 is the best adjustable dumbbell in Australia, priced around A$699 for a pair, because it replaces 15 individual weights with a smooth dial system that adjusts from 2.5kg to 24kg in 2.5kg increments, takes up under 0.5m² of floor space, and has a proven track record backed by thousands of Australian reviews. It suits beginners through to intermediate lifters looking to build a complete home gym without filling the garage with plates.

Our top picks at a glance

Product	Price	Best For	Key Spec	Rating
Bowflex SelectTech 552 Adjustable Dumbbells (Pair, 2.5–24kg)	699	Best overall	2.5–24kg per dumbbell, 15 weight settings, dial adjustment	4.7/5
PowerBlock Sport 24 Adjustable Dumbbells (Pair, 2–24kg)	799	Best for compact storage	2–24kg per dumbbell, square block design, expandable to 32kg	4.6/5
NÜO Flexbells Quick-Change Adjustable Dumbbells (Pair, 2.5–24kg)	649	Best for fast weight swaps	Twist-handle design, 8 weight settings, 2.5–24kg per dumbbell	4.5/5
Ativafit Adjustable Dumbbells 24kg Pair (2.5–24kg)	299	Best budget pick	2.5–24kg, 10 weight settings, 24kg total pair	4.2/5
Flybird Adjustable Dumbbells 24kg Pair (2.5–24kg)	259	Best value under A$300	2.5–24kg, 10 weight settings, anti-slip base tray	4.3/5

Bowflex SelectTech 552 Adjustable Dumbbells (Pair, 2.5–24kg) — Best overall

The Bowflex SelectTech 552 remains the most popular adjustable dumbbell in Australia for a reason. Each dumbbell adjusts from 2.5kg to 24kg in 2.5kg increments using a twist dial, replacing 15 fixed sets in a footprint of roughly 40cm × 25cm. The dial clicks into place audibly so you know the plates are locked, and swapping weights mid-set typically takes 3–5 seconds. The chrome knurled handle is 32mm in diameter, comfortable for both press and curl movements, and the included storage tray is sturdy enough to handle repeated racking. Against the PowerBlock Sport 24 (A$799), the Bowflex offers finer 2.5kg increments in the lower range, which matters for accessory work like lateral raises and bicep curls. Against the NÜO Flexbells (A$649), the Bowflex has more weight steps (15 versus 8) but slightly slower transitions. Build quality is solid though the plastic dial housing is the only weak point if the dumbbell is dropped on concrete, so pair it with a rubber gym floor. For most Australian home-gym buyers, the 552 hits the sweet spot of price, durability and weight range.

Pros:

• 15 weight settings with 2.5kg increments
• 4.7-star average across thousands of verified reviews
• Compact storage footprint around 0.5m²

Cons:

• Plastic dial housing is vulnerable to drops
• 40cm length is longer than block-style rivals

Check price on amazon.com.au

2. PowerBlock Sport 24 Adjustable Dumbbells (Pair, 2–24kg) — Best for compact storage

Price: 799 | Rating: 4.6/5 | Available at: amazon.com.au

The PowerBlock Sport 24 is the best compact option in the A$700–A$900 range. Instead of a dial, it uses a magnetic selector pin pulled and reinserted into the block, which is faster once you build the muscle memory. The square block body is about 30cm tall and fits on standard 30cm shelving, making it easier to store than the longer Bowflex. It is expandable to 32kg with the Stage 2 add-on kit (sold separately for around A$150), so the system grows with you. The trade-off is fewer increments in the lower range (3kg jumps below 9kg), which can frustrate lifters chasing progressive overload on isolation work. Build is heavy-duty steel with a 28mm knurled handle.

Pros:

• Compact square footprint saves shelf space
• Expandable to 32kg with add-on kits
• Magnetic pin swaps are quick once learned

Cons:

• 3kg increments below 9kg limit fine progression
• Higher upfront price than Bowflex

Check price on amazon.com.au

3. NÜO Flexbells Quick-Change Adjustable Dumbbells (Pair, 2.5–24kg) — Best for fast weight swaps

Price: 649 | Rating: 4.5/5 | Available at: amazon.com.au

NÜO Flexbells introduce a twist-handle cradle that swaps plates in about a second, beating both Bowflex and PowerBlock on transition speed. The cradle measures 41cm × 24cm and the dumbbell itself is 24cm long, shorter than the Bowflex by 16cm, which helps in tight home gyms. There are 8 weight settings from 2.5kg to 24kg, with 2.5kg jumps in the light range and 5kg jumps above 10kg. The knurled handle is solid steel and the mechanism feels robust for around A$649, undercutting both major brands. The catch is the limited number of settings — 8 versus 15 on the Bowflex — and the cradle can rattle slightly when racking.

Pros:

• Fastest weight swap of any model tested
• A$649 undercuts Bowflex and PowerBlock
• Compact 41cm cradle fits small spaces

Cons:

• Only 8 weight settings
• Cradle can rattle when the dumbbell is racked

Check price on amazon.com.au

4. Ativafit Adjustable Dumbbells 24kg Pair (2.5–24kg) — Best budget pick

Price: 299 | Rating: 4.2/5 | Available at: amazon.com.au

The Ativafit 24kg pair is the strongest value option on the Australian market at A$299. It uses a manual plate-loader system: you unscrew the end caps, swap plates, and re-secure them with included collars. The set includes four 2.5kg plates, four 1.25kg plates and four 1kg plates per dumbbell, giving 10 weight settings. Plate changes take 30–60 seconds which rules it out for circuit-style training, but the metal plates and knurled handle feel far sturdier than the price suggests. It is ideal for beginners running a standard push/pull/legs split where you do one exercise per dumbbell weight.

Pros:

• A$299 is roughly half the Bowflex price
• Solid metal plates with knurled handle
• 10 weight settings cover most beginner programs

Cons:

• Manual plate changes take 30–60 seconds
• Plastic connector rods can loosen with heavy use

Check price on amazon.com.au

5. Flybird Adjustable Dumbbells 24kg Pair (2.5–24kg) — Best value under A$300

Price: 259 | Rating: 4.3/5 | Available at: amazon.com.au

The Flybird 24kg pair is the cheapest set we recommend at A$259, and it has accumulated more than 5,000 four-star reviews on Amazon Australia, which is a strong signal for a budget product. It is another manual plate-loader with 10 settings from 2.5kg to 24kg, but the anti-slip base tray is a smart touch that stops the dumbbell from rolling on timber or tile floors. The handle is foam-wrapped which is comfortable for beginners doing long sets of curls, though more serious lifters may prefer the metal knurling on the Ativafit. Maximum weight of 24kg is the limiting factor for advanced lifters, but for under A$300 it is hard to fault.

Pros:

• A$259 is the lowest price on this list
• Anti-slip base tray improves safety
• Foam handle suits beginner-friendly training

Cons:

• Manual plate changes slow down circuits
• Plastic end caps can warp in heat

Check price on amazon.com.au

How to choose

When choosing adjustable dumbbells in Australia, the four most important factors are total weight per dumbbell, increment size, switching mechanism and footprint. Most home-gym users should target 24kg per dumbbell as a minimum, because that covers compound lifts like dumbbell bench press and weighted pull-ups for intermediate lifters up to roughly 80kg bodyweight. If you weigh more than 90kg or train powerlifter-style, look at 40kg+ dumbbells such as the Bowflex SelectTech 1090 (A$1,300+) or PowerBlock Pro 100. Increment size matters more than people realise: 2.5kg jumps (as on the Bowflex) allow proper progressive overload on isolation work, while 5kg jumps force bigger jumps that can stall smaller muscle groups. Switching mechanism is a lifestyle choice — dial systems (Bowflex) and twist-handle systems (NÜO) are fast, magnetic-pin systems (PowerBlock) are compact, and manual plate-loaders (Ativafit, Flybird) are cheapest but slowest. Finally, measure your storage space: a full 24kg Bowflex set is about 40cm long, while a block-style PowerBlock fits on standard shelving. Check Australian shipping times and warranty support before buying — Bowflex and PowerBlock both have local service partners, which matters for replacement parts.

Frequently asked questions

Are adjustable dumbbells worth it in Australia?

Yes. A pair of 24kg adjustable dumbbells like the Bowflex SelectTech 552 (A$699) replaces around 15 fixed dumbbell sets, saving roughly 0.4m² of floor space and several hundred dollars. They are ideal for home gyms where buying a full rack of fixed dumbbells is impractical.

How much should I spend on adjustable dumbbells in Australia?

Budget A$250–A$350 for a manual plate-loader (Ativafit, Flybird), A$600–A$700 for a mid-range dial or twist-handle set (NÜO, Bowflex 552), and A$800–A$1,400 for premium 40kg+ systems like the PowerBlock Pro 100 or Bowflex SelectTech 1090.

What weight adjustable dumbbells do I need?

Beginners can start with a 20kg pair, intermediates should buy 24–32kg per dumbbell, and advanced lifters generally need 40kg+ per hand. The Bowflex SelectTech 552 at 24kg covers about 80% of home-gym users in Australia.

Are Bowflex dumbbells available in Australia?

Yes. The Bowflex SelectTech 552 (24kg pair) and SelectTech 1090 (41kg pair) are stocked on Amazon Australia and at major fitness retailers, typically shipping within 3–5 business days. Prices in 2026 sit around A$699 and A$1,349 respectively.

Do adjustable dumbbells break easily?

Dial-style sets like the Bowflex 552 last 5–10 years with normal use, though the plastic housing can crack if dropped on concrete. Manual plate-loaders like the Ativafit are more robust but the connector rods can loosen over time and may need replacing.

Can you build muscle with adjustable dumbbells?

Yes, provided the maximum weight exceeds roughly 70% of your one-rep max for compound lifts. A 24kg per dumbbell set is enough to build muscle for most lifters up to around 80kg bodyweight doing presses, rows and squats.

What is the difference between Bowflex 552 and 1090?

The Bowflex SelectTech 552 adjusts from 2.5kg to 24kg per dumbbell (A$699), while the 1090 goes from 4.5kg to 41kg per dumbbell (A$1,349). The 1090 is longer (about 44cm) and heavier, but the 552 is the better choice for most home gyms.

Where can I buy adjustable dumbbells in Australia?

Amazon Australia, rebel, Fitness First Equipment, and specialist retailers like Elite Fitness all stock adjustable dumbbells. Amazon typically has the widest range with 3–5 day delivery, while specialist stores offer local warranty support for Bowflex and PowerBlock.

How we chose

We evaluated more than 20 adjustable dumbbell models sold in Australia, shortlisting to five based on weight range, build quality, switching mechanism, verified customer reviews and price-to-weight ratio. Pricing was verified on Amazon Australia and major local retailers in early 2026, and all products listed are currently in stock and shipping to Australian postcodes. Each set was assessed on four weighted criteria: maximum weight per dumbbell (30%), increment granularity (20%), switching speed and mechanism reliability (30%), and warranty plus Australian service support (20%). We gave preference to models with at least 500 verified buyer reviews and a minimum 4.0-star average, and we excluded any set that had a known safety recall or that was unavailable for shipping outside metro areas. Premium models above A$1,500 were excluded to keep the guide focused on the realistic home-gym budget of most Australian buyers.