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Live · checked today · 3 UK retailers tracked
Callaway BIG Bertha B21 Wedge vs Mizuno S18 Wedge
Quick verdict
Checked daily across 3 UK retailers
Price and availability verdict
Callaway BIG Bertha B21 Wedge is currently £67.99 used, while Mizuno S18 Wedge is currently £44.99 used. Against tracked history, Callaway BIG Bertha B21 Wedge is 40% above its lowest tracked price and Mizuno S18 Wedge is 80% above its lowest tracked price. Callaway BIG Bertha B21 Wedge is currently available from 2 UK retailers, versus 3 for Mizuno S18 Wedge.
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Callaway BIG Bertha B21 Wedge is closest, within 40% of its lowest tracked price. The Mizuno S18 Wedge has more room: its tracked low is £29.95.
Callaway · BIG Bertha B21 Wedge
Not enough data yet
Today £69.95 · usual £64.95 · lowest £49.95
On sale 4 times in the last 4 months
Mizuno · S18 Wedge
Not enough data yet
Today £53.95 · usual £44.95 · lowest £29.95
On sale 1 time in the last 4 months
Head to head
Category leaders, from the data on this page
- Cheapest new S18 £44.99 vs £67.99
- Closest to its tracked low BIG Bertha B21 40% above vs 80%
- Most retailers in stock S18 3 vs 2
- Cheapest used S18 from £44.99 vs £67.99
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 · BIG Bertha B21 Wedge
↑ £5
since 9 April 2026
Lowest £49.95 on 13 April 2026
Mizuno · S18 Wedge
↑ £12
since 9 April 2026
Lowest £29.95 on 2 July 2026
New vs used
From used listings we track
Callaway · BIG Bertha B21 Wedge
NEW £67.99
USED FROM £67.99
Mizuno · S18 Wedge
NEW £44.99
USED FROM £44.99
Availability by build
Which configurations are in stock right now
| Build | Callaway BIG Bertha B21 Wedge | Mizuno S18 Wedge |
|---|---|---|
| Stiff · 58° · Used | — | 2 retailers · from £46.99 at Golf Clubs 4 Cash → |
| 52° · Used | — | 2 retailers · from £44.99 at Golf Clubs 4 Cash → |
| 60° · Used | — | 2 retailers · from £44.99 at Golf Clubs 4 Cash → |
| Regular · 48° · Used | 1 retailer · from £67.99 at Golf Clubs 4 Cash → | — |
| Regular · 54° · Used | 1 retailer · from £69.95 at Replay Golf → | — |
| Stiff · 52° · Used | — | 1 retailer · from £46.99 at Golf Clubs 4 Cash → |
| 54° · Used | — | 1 retailer · from £49.99 at Nearly New Golf Clubs → |
| 58° · Used | — | 1 retailer · from £54.99 at Golf Clubs 4 Cash → |
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Common questions about the Callaway BIG Bertha B21 Wedge vs Mizuno S18 Wedge
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.