Compare / driver
Live · checked today · 7 UK retailers tracked
Callaway Great BIG Bertha Driver — Generation Unknown vs Cobra Darkspeed X Driver
Quick verdict
Checked daily across 7 UK retailers
Price and availability verdict
Callaway Great BIG Bertha Driver — Generation Unknown is currently £24.95 used, while Cobra Darkspeed X Driver is currently £219.95 used. Deal scores are Cobra Darkspeed X Driver 13/100; against tracked history, Callaway Great BIG Bertha Driver — Generation Unknown is 141% above its lowest tracked price and Cobra Darkspeed X Driver is 35% above its lowest tracked price. Callaway Great BIG Bertha Driver — Generation Unknown is currently available from 2 UK retailers, versus 7 for Cobra Darkspeed X Driver.
Callaway
Great BIG Bertha Driver — Generation Unknown
£24.95 used No change at its low Buy £24.95 → at Affordable GolfCallaway
Great BIG Bertha Driver — Generation Unknown
£24.95 used
at Affordable Golf
Cobra
Darkspeed X Driver
£269
used from £219.95
↑ £10 7 days
21% below usualat American Golf
Deal intelligence
Should you buy now, or wait?
Neither is at its low today. The Cobra Darkspeed X Driver is closest, within 35% of its lowest tracked price. The Callaway Great BIG Bertha Driver — Generation Unknown has more room: its tracked low is £115.99.
Callaway · Great BIG Bertha Driver — Generation Unknown
Not enough data yet
Today £279 · typical £119.95 · lowest £115.99
Cobra · Darkspeed X Driver
High vs its history
Today £269 · typical £219.95 · lowest £199
On sale 3 times in the last 5 months
Head to head
Category leaders, from the data on this page
- Cheapest new Great BIG Bertha Driver — Generation Unknown £24.95 vs £269
- Closest to its tracked low Darkspeed X 35% above vs 141%
- Most retailers in stock Darkspeed X 7 vs 2
- Cheapest used Great BIG Bertha Driver — Generation Unknown from £24.95 vs £219.95
Where to buy
7 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 · Great BIG Bertha Driver — Generation Unknown
↑ £160.01
since 9 April 2026
Lowest £115.99 on 14 April 2026
Cobra · Darkspeed X Driver
↓ £10
since 13 February 2026
Lowest £199 on 6 March 2026
New vs used
From used listings we track
Callaway · Great BIG Bertha Driver — Generation Unknown
NEW £24.95
USED FROM £24.95
Cobra · Darkspeed X Driver
NEW £269
USED FROM £219.95
Used prices average 92% of new · 13 used listings tracked
Availability by build
Which configurations are in stock right now
| Build | Callaway Great BIG Bertha Driver — Generation Unknown | Cobra Darkspeed X Driver |
|---|---|---|
| Stiff · 10.5° · Used | — | 3 retailers · from £219.95 at Replay Golf → |
| Stiff · 10.5° | — | 2 retailers · from £269 at American Golf → |
| Regular · 10.5° | — | 2 retailers · from £269 at American Golf → |
| Stiff · 9° | — | 2 retailers · from £269 at American Golf → |
| Stiff · 10.5° · Left-hand · Used | — | 2 retailers · from £219.95 at Replay Golf → |
| Regular · 10.5° · Left-hand · Used | — | 2 retailers · from £249.99 at Nearly New Golf Clubs → |
| Stiff · 9° · Used | 1 retailer · from £109.99 at UK Used Golf Clubs → | — |
| Uniflex · 9° · Used | 1 retailer · from £24.95 at Affordable Golf → | — |
Waiting for a better price?
Set a free alert and we’ll email you when either drops to your target.
Related driver comparisons
More head-to-head price checks
Common questions about the Callaway Great BIG Bertha Driver — Generation Unknown vs Cobra Darkspeed X 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.