Mizuno · Irons · 2021
Pro 221
Best forscratch / single-digit handicaps (0-5) at 90-115 mph swing speeds who consistently strike the centre and want a marginally more refined version of the MP-20 MB tour-blade benchmark.
- Starting from
- £433.99
- Listings
- 7
- Retailers
- 3
- vs RRP
- −56%
Prices and availability are pulled from retailer feeds and may change. Some links on this page are affiliate links — we may earn commission on qualifying purchases at no extra cost to you.
Sealed, retailer warranty
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Excellent condition / refurb
4-PW · Stiff · RH4-PW · Stiff · Right-Handed
at Fore Ever Golf
Pre-owned, varying condition
Free delivery
4-PW · Stiff · RH4-PW · Stiff · Right-Handed
at eBay UK
About the Mizuno Pro 221
The Mizuno Pro 221 is an 2021 irons from Mizuno. Listed on CaddyCompare in 5-PW, 4-PW, 5-GW and 4-GW set compositions, in right-hand and left-hand, with regular, stiff and senior flex options. Compare prices from 3 UK retailers below — currently from £433.99.
Price history
CaddyIndex™Experimental
Agentic-research score from synthesised reviews, lab tests, and head-to-head comparisons. Relative to category peers — see methodology.
Pros & cons
- Super thin copper coating ensures feel and feedback are identical to the brand's most revered irons of the 1980s.
- Shortest centre of gravity / shaft axis consistent from 3-iron to PW — controlled shot shaping through the set.
- Bevelled topline + dramatically more compact scoring irons vs predecessor — premium muscleback silhouette refinement.
- Extra yard or two vs predecessor via more mass behind impact — more dense feel that lingers on the face.
- When striking the ball off-centre, ball speed and distance drop quickly — not for double-digit handicaps.
- Did not earn a 2022 industry-award Gold (siblings did) — incremental refinement rather than breakthrough.
- Traditional 34° 7-iron loft + pure forged construction = distance well behind modern players-distance and GI irons.
What reviewers say
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Qi Max HLMizuno · Irons · 2021
Pro 221
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Best for Scratch / single-digit handicaps (0-5) at 90-115 mph swing speeds who consistently strike the centre and want a marginally more refined version of the MP-20 MB tour-blade benchmark.
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Prices and availability are pulled from retailer feeds and may change. Some links on this page are affiliate links — we may earn commission on qualifying purchases at no extra cost to you.
About the Mizuno Pro 221
The Mizuno Pro 221 is an 2021 irons from Mizuno. Listed on CaddyCompare in 5-PW, 4-PW, 5-GW and 4-GW set compositions, in right-hand and left-hand, with regular, stiff and senior flex options. Compare prices from 3 UK retailers below — currently from £433.99.
More Irons
PXG · Irons · 2026
0311 Gen8 TTaylorMade · Irons · 2026
Qi MaxCobra · Irons · 2026
3DP MBCobra · Irons · 2026
KING MAXPing · Irons · 2026
i540TaylorMade · Irons · 2026
Qi Max HLFrequently asked questions
Who is the Mizuno Pro 221 best for?
Scratch / single-digit handicaps (0-5) at 90-115 mph swing speeds who consistently strike the centre and want a marginally more refined version of the MP-20 MB tour-blade benchmark.
Who should avoid the Mizuno Pro 221?
Any handicap above mid-single digits, or anyone who values forgiveness or distance over absolute shape control and feel.
What handicap is the Mizuno Pro 221 suitable for?
The Mizuno Pro 221 scores strongest for scratch and tour players, and also suits low-handicap golfers.
Does the Mizuno Pro 221 have a shot bias?
The Mizuno Pro 221 is broadly neutral in shot shape (no built-in draw or fade bias), with a mid launch and high spin.
How does the Mizuno Pro 221 compare to the previous model?
Refined evolution of the MP-20 MB tour blade. Bevelled topline + dramatically more compact scoring irons. Mizuno's shortest CG/shaft axis consistent from 3-iron to PW. Extra mass behind impact produces a more dense feel and a more muted, tour-preferred acoustic. Same Grain Flow Forged HD 1025E + copper underlay construction. Extra yard or two per editorial testing.