Bio Ionic Long Barrel Curling Iron, 1.25" dupe

Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25"

−58%on price

Bio Ionic · $130.40Hot Tools · $54.21

Shared: Both are 1.25-inch curling irons with an extended barrel for long hair and the back of the head, digital heat up to 430°F on the Bio Ionic and 450°F on the Hot Tools, and an auto shut-off.
The trade-off: The barrels differ: Bio Ionic's is coated in its NanoIonic mineral blend with a moisture claim to match, Hot Tools' is plated in 24K gold for even heat, and it has five fixed heat levels where the Bio Ionic's heat is variable.

Long Barrel Curling Iron, 1.25" costs about $130.40. The dupe below is Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25" at $54.21, about 58% less on price. Each pair is compared on format, finish and key ingredients, including what the dupe doesn't do.

A 1.25-inch curling iron with a barrel 2 inches longer than standard, coated in Bio Ionic's NanoIonic MX minerals, which the brand says keep moisture in the hair. Variable heat up to 430°F, 1-hour auto shut-off, cool-touch grip.

Amazon prices as of Sep 28, 2026, 1:12 AM ET, subject to change: the price on Amazon at checkout is the one that applies.

Buy the $54.21 dupe See the original

The dupe, side by side

The original

Bio Ionic

Long Barrel Curling Iron, 1.25"

$130.40

What each one costs

Bio Ionic$130.40

Hot Tools$54.21

$76.19 less at checkout than the original.

Buy the original Buy the dupe

Questions

What is the best dupe for Bio Ionic Long Barrel Curling Iron, 1.25"?

Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25" at about $54.21. Both are 1.25-inch curling irons with an extended barrel for long hair and the back of the head, digital heat up to 430°F on the Bio Ionic and 450°F on the Hot Tools, and an auto shut-off.

How much cheaper is Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25" than Long Barrel Curling Iron, 1.25"?

Long Barrel Curling Iron, 1.25" costs about $130.40. Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25" works out at $54.21, roughly 58% less on price.

What does Hot Tools Professional 24K Gold Extended Barrel Curling Iron, 1.25" do worse than Long Barrel Curling Iron, 1.25"?

The barrels differ: Bio Ionic's is coated in its NanoIonic mineral blend with a moisture claim to match, Hot Tools' is plated in 24K gold for even heat, and it has five fixed heat levels where the Bio Ionic's heat is variable.