Compare / hybrid
Live · checked today · 2 UK retailers tracked
Callaway BIG Bertha B21 Hybrid vs Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release
Quick verdict
Checked daily across 2 UK retailers
Price and availability verdict
Callaway BIG Bertha B21 Hybrid is currently £89.99 used, while Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release was last tracked at £22.95 on 14 July 2026. against tracked history, Callaway BIG Bertha B21 Hybrid is 11% above its lowest tracked price and Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release is 9% above its lowest tracked price. Callaway BIG Bertha B21 Hybrid is currently available from 2 UK retailers; Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release is not currently stocked.
Callaway
BIG Bertha B21 Hybrid
£89.99 used No change 21% below usual Buy £89.99 → at Nearly New Golf ClubsProgen
Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release
£22.95 No change around usualDeal intelligence
Should you buy now, or wait?
Neither is at its low today. The Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release is closest, within 9% of its lowest tracked price. The Callaway BIG Bertha B21 Hybrid has more room: its tracked low is £89.95.
Callaway · BIG Bertha B21 Hybrid
Not enough data yet
Today £99.95 · typical £99.95 · lowest £89.95
On sale 1 time in the last 3 months
Progen · Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release
Not enough data yet
Today £24.95 · typical £24.95 · lowest £22.95
Head to head
Category leaders, from the data on this page
- Cheapest new Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release £22.95 vs £89.99
- Closest to its tracked low Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release 9% above vs 11%
- Most retailers in stock BIG Bertha B21 2 vs 0
Specification differences
Published product specifications
| Specification | Callaway BIG Bertha B21 Hybrid | Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release |
|---|---|---|
| Release year | 2021 | 2023 |
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 Hybrid
↓ £59.05
since 13 February 2026
Lowest £89.95 on 11 May 2026
Progen · Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release
↑ £2
since 5 May 2026
Lowest £22.95 on 5 May 2026
New vs used
From used listings we track
Callaway · BIG Bertha B21 Hybrid
NEW £89.99
USED FROM £89.99
Waiting for a better price?
Set a free alert and we’ll email you when either drops to your target.
Related hybrid comparisons
More head-to-head price checks
Common questions about the Callaway BIG Bertha B21 Hybrid vs Progen Progress Steel Right Hand 4 Hybrid -1" 23* Regular - True Temper Release
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.