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Live · checked today · 3 UK retailers tracked
Callaway Apex 21 Iron Set (2021) vs Callaway XR OS Iron Set
Quick verdict
Checked daily across 3 UK retailers
Price and availability verdict
Callaway Apex 21 Iron Set (2021) is currently £399.99 used, while Callaway XR OS Iron Set is currently £269.99 used. Against tracked history, Callaway Apex 21 Iron Set (2021) is at its lowest tracked price and Callaway XR OS Iron Set is at its lowest tracked price. Callaway Apex 21 Iron Set (2021) is currently available from 3 UK retailers, versus 1 for Callaway XR OS Iron Set.
Callaway
Apex 21 Iron Set (2021)
£399.99 used No change around usual Buy £399.99 → at Nearly New Golf ClubsDeal intelligence
Should you buy now, or wait?
Both are at their lowest tracked prices today.
Callaway · Apex 21 Iron Set (2021)
Not enough data yet
Today £499.95 · usual £499.95 · lowest £499.95
Callaway · XR OS Iron Set
Not enough data yet
Today £399 · usual £399 · lowest £399
Head to head
Category leaders, from the data on this page
- Cheapest new XR OS £269.99 vs £399.99
- Most retailers in stock Apex 21 Iron Set (2021) 3 vs 1
- Cheapest used XR OS from £269.99 vs £399.99
Where to buy
3 UK retailers, checked daily
Price trajectory
How each has moved since we started tracking
Lowest tracked price per day, any condition. Caddence tracks both daily. Shaded spans are days we couldn’t collect prices — the lines break rather than guessing.
Callaway · XR OS Iron Set
No change
since 3 April 2026
Lowest £399 on 3 April 2026
New vs used
From used listings we track
Callaway · Apex 21 Iron Set (2021)
NEW £399.99
USED FROM £399.99
Callaway · XR OS Iron Set
NEW £269.99
USED FROM £269.99
Availability by build
Which configurations are in stock right now
| Build | Callaway Apex 21 Iron Set (2021) | Callaway XR OS Iron Set |
|---|---|---|
| Regular · Used | 2 retailers · from £399.99 at Nearly New Golf Clubs → | 1 retailer · from £269.99 at Nearly New Golf Clubs → |
| Stiff · Used | 2 retailers · from £459.99 at Golf Clubs 4 Cash → | — |
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Common questions about the Callaway Apex 21 Iron Set (2021) vs Callaway XR OS Iron Set
Prices shown are the cheapest in-stock price per retailer tracked by Caddence, updated daily. Always confirm the final price on the retailer's site.