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Live · checked today · 5 UK retailers tracked
Callaway BIG Bertha Fusion Driver (2017) vs Mizuno ST-G Driver (2023)
Quick verdict
Checked daily across 5 UK retailers
Price and availability verdict
Callaway BIG Bertha Fusion Driver (2017) is currently £45.99 used, while Mizuno ST-G Driver (2023) is currently £189.99 used. against tracked history, Callaway BIG Bertha Fusion Driver (2017) is at its lowest tracked price and Mizuno ST-G Driver (2023) is 65% above its lowest tracked price. Callaway BIG Bertha Fusion Driver (2017) is currently available from 3 UK retailers, versus 2 for Mizuno ST-G Driver (2023).
Callaway
BIG Bertha Fusion Driver (2017)
£45.99 used No change at its low Buy £45.99 → at UK Used Golf ClubsMizuno
ST-G Driver (2023)
£279.99 used from £189.99 ↑ £65.04 35% below usual Buy £279.99 → at Andrew Morris GolfMizuno
ST-G Driver (2023)
£279.99
used from £189.99
↑ £65.04 7 days
35% below usualat Andrew Morris Golf
Deal intelligence
Should you buy now, or wait?
The Callaway BIG Bertha Fusion Driver (2017) is at its lowest tracked price today. The Mizuno ST-G Driver (2023) has more room: its tracked low is £169.95.
Callaway · BIG Bertha Fusion Driver (2017)
Not enough data yet
Today £141.29 · typical £141.29 · lowest £139.95
Mizuno · ST-G Driver (2023)
Not enough data yet
Today £279.99 · typical £214.95 · lowest £169.95
On sale 2 times in the last 3 months
Head to head
Category leaders, from the data on this page
- Cheapest new BIG Bertha Fusion Driver (2017) £45.99 vs £279.99
- Closest to its tracked low BIG Bertha Fusion Driver (2017) 1% above vs 65%
- Most retailers in stock BIG Bertha Fusion Driver (2017) 3 vs 2
- Cheapest used BIG Bertha Fusion Driver (2017) from £45.99 vs £189.99
Where to buy
5 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 Fusion Driver (2017)
↓ £15.70
since 9 April 2026
Lowest £139.95 on 6 June 2026
Mizuno · ST-G Driver (2023)
↑ £60.99
since 9 April 2026
Lowest £169.95 on 15 April 2026
New vs used
From used listings we track
Callaway · BIG Bertha Fusion Driver (2017)
NEW £45.99
USED FROM £45.99
Mizuno · ST-G Driver (2023)
NEW £279.99
USED FROM £189.99
Used prices average 68% of new · 1 used listing tracked
Availability by build
Which configurations are in stock right now
| Build | Callaway BIG Bertha Fusion Driver (2017) | Mizuno ST-G Driver (2023) |
|---|---|---|
| Regular · 10° · Used | 1 retailer · from £45.99 at UK Used Golf Clubs → | — |
| Regular · 10.5° · Used | 1 retailer · from £109.99 at The Second Hand Golf Shop → | — |
| Stiff · 10.5° · Left-hand · Used | 1 retailer · from £141.29 at Golf Clubs 4 Cash → | — |
| 10° · Used | 1 retailer · from £45.99 at UK Used Golf Clubs → | — |
| Stiff · 9.5° | — | 1 retailer · from £279.99 at Andrew Morris Golf → |
| Regular · 9.5° · Used | — | 1 retailer · from £189.99 at Mega Golf → |
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Common questions about the Callaway BIG Bertha Fusion Driver (2017) vs Mizuno ST-G Driver (2023)
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.