Head to head

Callaway Quantum Max vs Quantum Max OS irons

Choose the OS if you often miss the middle of the face.

Choose the standard Quantum Max if you strike it well most of the time and want a midsized head.

Quantum Max $1,099.99Quantum Max OS $1,099.99, each with its shop and checked date

The OS is Callaway's oversized super game improvement head, with 4.8 mm of offset at the 7-iron against 3.7 mm, on the same 29° 7-iron and three-part sole.

Forgiveness 3.0 out of 5

Callaway Quantum Max

$1,099.99 at Golf Discount7 irons (4-PW) · checked 2 Nov

Check price at Golf Discount See it at Callaway

Used from $742.99 at 2nd Swing Golf6 clubs (5-PW), steel, regular flex, above average condition · checked 31 Oct
Forgiveness 4.5 out of 5

Callaway Quantum Max OS

$1,099.99 at Golf Discount7 irons (4-PW) · checked 2 Nov

Check price at Golf Discount See it at Callaway

Used from $831.99 at 2nd Swing Golf7 clubs (6-PW, AW, GW), steel, stiff flex, average condition · checked 31 Oct

Callaway Quantum Max

7-iron loft 29°; offset 3.71 mm; sole width not published.

Callaway Quantum Max OS

7-iron loft 29°; offset 4.8 mm; sole width not published.

Drawn to the same scale from each maker's loft, offset and sole: drawings, not photos. A dashed line marks a dimension the maker does not publish.

Side view to scale: 3.7 mm offset

Forgiveness 3.0 out of 5

Callaway Quantum Max

Callaway's midsized game improvement iron, with 3.7 mm of offset at the 7-iron and a three-part sole.

$1,099.99 at Golf Discount7 irons (4-PW) · checked 2 Nov

Check price at Golf Discount See it at Callaway

Used from $742.99 at 2nd Swing Golf6 clubs (5-PW), steel, regular flex, above average condition · checked 31 Oct

Offset
3.7 mm
Sole
Standard
7-iron loft
29°
Hand
Left or right
Flex
Regular or stiff

Fits golfers who make decent contact and want help on the misses with a slimmer head.

Miss the middle a lot? Callaway Quantum Max OS, more help, 4.5 of 5.
Side view to scale: 4.8 mm offset

Forgiveness 4.5 out of 5

Callaway Quantum Max OS

Callaway's oversized super game improvement iron, with 4.8 mm of offset at the 7-iron, a three-part sole and Callaway's highest forgiveness rating in the family.

$1,099.99 at Golf Discount7 irons (4-PW) · checked 2 Nov

Check price at Golf Discount See it at Callaway

Used from $831.99 at 2nd Swing Golf7 clubs (6-PW, AW, GW), steel, stiff flex, average condition · checked 31 Oct

Offset
4.8 mm
Sole
Standard
7-iron loft
29°
Hand
Left or right
Flex
Regular or stiff

Fits golfers who often catch it thin or heavy and want the most help an iron gives.

Want a slimmer head at address? Callaway Apex Ai300, a Callaway game improvement head.

Side by side

Callaway Quantum Max vs Quantum Max OS irons
Detail	Quantum Max	Quantum Max OS
Forgiveness score	3.0 of 5	4.5 of 5
Class	Game improvement	Super game improvement
7-iron loft	29°	29°
Offset, 7-iron	3.7 mm	4.8 mm
Sole	Tri-Sole	Tri-Sole
Flexes	R · S	R · S
Hands	RH · LH	RH · LH

See every specification side by side, and add a third club if you like.

Callaway Quantum Max: the full page
Callaway's midsized game improvement iron, with 3.7 mm of offset at the 7-iron and a three-part sole.
Callaway Quantum Max OS: the full page
Callaway's oversized super game improvement iron, with 4.8 mm of offset at the 7-iron, a three-part sole and Callaway's highest forgiveness rating in the family.
Callaway Quantum Max vs Quantum Max Fast irons
The Max Fast is the lightweight Quantum Max with a larger head: more offset (4.7 mm against 3.7 mm) and the highest launch in Callaway's line, built for a moderate swing speed, and sold right-handed only.
Callaway Elyte vs Quantum Max irons
Callaway rates them as forgiving as each other: each is its mid-size game improvement iron of the year, rated high for forgiveness on Callaway's chart, with a 29° 7-iron and a three-part sole.
Most forgiving irons
Every forgiving iron set scored and compared, with picks for slicers, slow swings, seniors and budgets.
Game improvement vs super game improvement irons
What separates the two classes in loft, offset, sole and price, with every set in each, and how to tell which one your strike needs.
What makes an iron forgiving
Offset, sole width, moment of inertia and loft explained with the numbers from this site's own table.

Callaway Quantum Max vs Quantum Max OS irons