1.2 Vs 1.6 Barrel Dyson | One Size Changes Hold

Barrel size is the quiet variable that decides whether your style lands as a tight curl or a relaxed wave. The smaller cylinder bites into shorter sections and lifts; the wider one sweeps more hair for that blowout look. This guide gives you the quick verdict and the trade‑offs so you can pick once and be done.

In A Nutshell

The 1.2‑inch long barrel is the safer pick for short to medium lengths or anyone who wants springy definition. The 1.6‑inch long barrel favors chest‑length and longer hair, creating soft, bouncy waves with less effort per section. Both use the same airflow trick, so technique—not heat—sets the finish.

Side‑By‑Side Specs

Feature	1.2″ Airwrap Long Barrel	1.6″ Airwrap Long Barrel
Cost	$39.99 / barrel	$39.99 / barrel
Diameter	1.2 in (≈30.5 mm)	1.6 in (≈40.6 mm)
Best Hair Length	Short–chest length; works on longer	Chest‑length and longer
Curl Shape	Tighter curls; more lift and bounce	Loose curls/waves; blowout finish
Direction Switching	Yes—one barrel; rotating cool tip	Yes—one barrel; rotating cool tip
In‑Kit Availability	Included in “Complete Long” sets	Included in “Complete Long” sets

Dyson 1.2‑Inch Airwrap Long Barrel — What We Like / What We Don’t Like

✅ What We Like

• Creates springy curls on short and mid‑length cuts without max heat.
• Grabs small sections cleanly; great for layers and face‑framing pieces.
• Rotating tip flips airflow, so you alternate directions with one tool.

⚠️ What We Don’t Like

• On very long hair, tighter curls may spring up shorter than you expect.
• Wider sections can slip; you’ll need more passes for big, loose waves.

Dyson 1.6‑Inch Airwrap Long Barrel — What We Like / What We Don’t Like

✅ What We Like

• Wraps more hair per pass; that speeds up styling on long lengths.
• Delivers that salon‑style, bouncy blowout with smooth bend at the ends.
• One reversible barrel keeps your section flow simple left‑to‑right.

⚠️ What We Don’t Like

• On fine, straight hair, the result can lean blowout more than curl.
• Short layers sometimes slip off the wider barrel at the root.

1.2‑Inch Or 1.6‑Inch: Which Fits Your Hair Better

Power & Throughput

Both barrels ride the same airflow trick that attracts hair to the cylinder and wraps it without aggressive heat. That means the motor and heat settings on the base unit—not the barrel—set the power. What changes your pace is section size. The 1.6‑inch cylinder can sweep wider sections, so long hair often finishes sooner with fewer passes. Shorter cuts benefit from the 1.2‑inch shape because it grabs small sections cleanly near the root.

Noise & Comfort

Noise is driven by the base unit, so there’s no audible difference between the two barrels. Comfort comes down to reach and section control. With the 1.2‑inch barrel, you can place the wrap closer to the root on layered or shorter styles. The 1.6‑inch barrel keeps tension smooth through long lengths, which helps prevent snagging when you’re working with dense or heavy hair.

Cleaning & Parts

The barrels themselves need little upkeep beyond keeping the tips clean and free of product buildup. The base unit’s filter is the maintenance step that protects airflow; a quick brush keeps lint off the mesh so the wrap effect stays consistent. Both sizes click on and off the same way, and the current barrels flip curl direction with the rotating cool tip—no need to swap left/right attachments mid‑style.

Safety & Standards

Both barrels style with air rather than searing heat. The wrap effect pulls hair to the barrel and dries it as it sets. If you want extra staying power, finish each section with a cool shot and a light mist of spray. This locks in shape without turning up the temperature.

Warranty & Service

Barrels are covered as official accessories. If you buy from Dyson, tools and attachments carry a stated warranty window and access to chat and parts. That gives you a clean path for replacement if a tip loosens or a barrel is damaged.

Pricing & Packages

The re‑engineered 1.2‑inch long barrel lists at $39.99 on Dyson’s U.S. site and ships as a single reversible barrel. The 1.6‑inch long barrel is offered separately and typically lists at $39.99 when in stock. Full “Complete Long” sets include both long barrels in the box.

Two official pages worth bookmarking: Dyson’s 1.2‑inch long barrel page for current pricing and the brand’s step‑by‑step curl retention steps for better hold without extra heat.

Price, Value & Ownership

Both barrels sit at the same price tier, so the gap comes from time‑to‑style and the finish you’re chasing. Here’s the quick math on living with each one.

Factor	1.2″ Airwrap Long Barrel	1.6″ Airwrap Long Barrel
Barrel Cost	$39.99	$39.99
Finish You Get	Defined curls with extra lift	Relaxed curls or waves
Best Hair Length	Short–chest length (works longer)	Chest‑length and longer
Time Per Section	Smaller bites; more passes	Wider bites; fewer passes
In‑Kit Coverage	Included in Complete Long sets	Included in Complete Long sets

The money side is a tie. Choice swings on length and finish: short styles and defined curls steer to 1.2‑inch; long hair and airy bend steer to 1.6‑inch.

Where Each One Wins

Decision Guide

Best Fit For Most Hair Types

If you’re choosing just one, match the barrel to your hair length and the finish you reach for most days. For short to mid‑length cuts that need lift and clear spiral shape, go 1.2‑inch. For long hair that looks best with flowy bend and volume at the ends, go 1.6‑inch. If your styles bounce between defined and undone, buy both. They cost the same, click on the same base, and cover every mood—weekday waves and weekend curls—with no change in technique.

Technique Tips That Keep Your Style

Start with hair that’s damp to the touch. Set heat and airflow high only while the hair is wet, then hold each curl for about 15 seconds before you switch off. Finish with a 5–10 second cool shot to lock shape. Alternate directions around your head so the result reads modern, not uniform. A light spray after the set keeps things in place without stiffening the ends.

Length & Barrel Matching Without Guesswork

If your hair covers your chest, the “long” versions of both sizes are the right match. Shorter hair pairs better with the “short” barrels. Switching to the right length avoids slip at the root and stops your sections from falling off mid‑wrap. If you own a Complete Long set, you already have the long 1.2‑inch and long 1.6‑inch cylinders in the case—no extra purchase needed.

When A Curl Turns Into A Blowout

On fine, straight hair, the wider 1.6‑inch cylinder often brushes the line between loose curl and blown‑out bend. That’s not a mistake; it’s the look. If you want more spring from that barrel, use smaller sections, hold longer before the cool shot, and add a curl cream with light hold. If you still want tighter rings, grab the 1.2‑inch barrel and repeat the same steps.

Why The Airwrap Doesn’t Rely On Harsh Heat

The barrels harness an aerodynamic effect that pulls hair toward the surface, self‑wrapping the section while air flows along the strand. That’s why the finish depends more on section size, hold time, and direction than on turning the heat dial to the max. Once you learn the set‑and‑cool rhythm, your results become reliable—no sizzling, no frazzled ends, just shape plus shine.

Real‑World Combos That Work

Busy morning with barely dry hair? Dry to 70% with the dryer attachment, then switch to the 1.6‑inch barrel and wrap big sections for a soft bend in minutes. Going out and want shape that pops in photos? Use the 1.2‑inch barrel at the same dampness, wrap smaller sections, hold, cool, then brush out with your fingers and mist once. Both flows use the same motions; only the section size changes.

Common Missteps And Easy Fixes

• Sections slip off the barrel. Your hair might be too dry or the section is too wide. Re‑mist, make the section slimmer, and try again.
• Ends look dry. You’re over‑drying. Stop airflow sooner and let the cool shot finish the set.
• Curls drop fast. Hold longer before cooling, then let the curl cool in your hand. A quick spray after the cool shot helps keep shape.
• Shape looks uneven. Switch direction every other section. The rotating tip makes the flip easy; you don’t need a second barrel.

Who Should Own Both Sizes

If you share the styler at home, owning both sizes ends the tug‑of‑war. Short, layered cuts will lean on the 1.2‑inch. Longer hair will live on the 1.6‑inch. If you like to rotate between retro curls and modern, undone waves, the pair makes sense even for one person. Same handle, two finishes, one case.

When To Pick “Short” Barrels Instead

Very short bobs and bangs respond better to the “short” 30 mm (≈1.2‑inch) and 40 mm (≈1.6‑inch) versions. The smaller reach holds close to the root so the wrap doesn’t slide off. If you’re under chest length, that tweak can be the difference between “almost” and “got it” on the first pass.

Travel And Storage

Keep barrels in the case so the tips don’t crack in a drawer. If you pack them loose, use soft pouches or wrap them in a T‑shirt. The base unit drives the bulk of your bag; the barrels themselves are light, so taking both sizes adds options without much weight.

Care & Upkeep

Brush the filter on the base regularly and wipe the barrel tips clean if you use styling products. Good airflow is what makes the wrap reliable, so a clear filter matters more than you think. If a barrel or tip is damaged, replace it with an official part so the fit and airflow stay true.

Final Buying Notes

Prices for both sizes match, and both now switch curl direction on the same cylinder. That makes the decision easy: pick the size that matches your length and your default finish. If you style for different looks across the week, get both once and you’re set for seasons of hair growth without re‑buying attachments.