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Live · checked today · 18 UK retailers tracked
Callaway BIG Bertha B21 Driver vs Callaway Quantum Mini Driver
Quick verdict
Checked daily across 18 UK retailers
Price and availability verdict
Callaway BIG Bertha B21 Driver is currently £153.99 used, while Callaway Quantum Mini Driver is currently £369.99 used. Deal scores are Callaway Quantum Mini Driver 80/100; against tracked history, Callaway BIG Bertha B21 Driver is 114% above its lowest tracked price and Callaway Quantum Mini Driver is 10% above its lowest tracked price. Callaway BIG Bertha B21 Driver is currently available from 2 UK retailers, versus 17 for Callaway Quantum Mini Driver.
Callaway
BIG Bertha B21 Driver
£153.99 used ↑ £149.05 31% below usual Buy £153.99 → at Golf Clubs 4 CashCallaway
Quantum Mini Driver
£419 used from £369.99 No change 17% below usual Buy £419 → at Discount Golf StoreCallaway
BIG Bertha B21 Driver
£153.99 used
↑ £149.05 7 days
31% below usualat Golf Clubs 4 Cash
Callaway
Quantum Mini Driver
£419
used from £369.99
at Discount Golf Store
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Callaway Quantum Mini Driver is closest, within 10% of its lowest tracked price. The Callaway BIG Bertha B21 Driver has more room: its tracked low is £139.95.
Callaway · BIG Bertha B21 Driver
Not enough data yet
Today £299 · usual £194.95 · lowest £139.95
On sale 3 times in the last 3 months
Callaway · Quantum Mini Driver
Excellent deal today
Today £374.99 · usual £409 · lowest £339.95
On sale 1 time in the last 4 months
Head to head
Category leaders, from the data on this page
- Cheapest new BIG Bertha B21 £153.99 vs £374.99
- Closest to its tracked low Quantum Mini 10% above vs 114%
- Most retailers in stock Quantum Mini 17 vs 2
- Cheapest used BIG Bertha B21 from £153.99 vs £369.99
Where to buy
18 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 Driver
No change
since 9 April 2026
Lowest £139.95 on 2 July 2026
Callaway · Quantum Mini Driver
↓ £114.01
since 15 April 2026
Lowest £339.95 on 1 August 2026
New vs used
From used listings we track
Callaway · BIG Bertha B21 Driver
NEW £153.99
USED FROM £153.99
Callaway · Quantum Mini Driver
NEW £374.99
USED FROM £369.99
Used prices average 113% of new · 5 used listings tracked
Availability by build
Which configurations are in stock right now
| Build | Callaway BIG Bertha B21 Driver | Callaway Quantum Mini Driver |
|---|---|---|
| Regular · 11.5° | — | 10 retailers · from £419 at Discount Golf Store → |
| Stiff · 13.5° | — | 7 retailers · from £429 at Snainton Golf → |
| Stiff · 11.5° | — | 7 retailers · from £429 at Snainton Golf → |
| Regular · 13.5° · Left-hand | — | 5 retailers · from £429 at Jam Golf → |
| Regular · 13.5° | — | 4 retailers · from £429 at Clarkes Golf → |
| Stiff · 11.5° · Left-hand | — | 4 retailers · from £429 at Affordable Golf → |
| Regular · 10.5° · Left-hand · Used | 2 retailers · from £169.99 at Nearly New Golf Clubs → | — |
| 13.5° | — | 2 retailers · from £429 at Replay Golf → |
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Common questions about the Callaway BIG Bertha B21 Driver vs Callaway Quantum Mini Driver
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.