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Live · checked today · 5 UK retailers tracked
Callaway Paradym Forged Driver vs Rtt Harmonize 420 Driver
Quick verdict
Checked daily across 5 UK retailers
Price and availability verdict
Callaway Paradym Forged Driver is currently £169.99 used, while Rtt Harmonize 420 Driver is currently £36.99 used. against tracked history, Callaway Paradym Forged Driver is 16% above its lowest tracked price and Rtt Harmonize 420 Driver is at its lowest tracked price. Callaway Paradym Forged Driver is currently available from 5 UK retailers, versus 1 for Rtt Harmonize 420 Driver.
Callaway
Callaway Paradym Forged Driver
from £169.99
at UK Used Golf Clubs · 5 retailers
Lowest £170 · lowest price we’ve seen
Discount vs RRP
Price vs usual
Where to buy
Callaway Paradym Forged Driver
Where to buy
Rtt Harmonize 420 Driver
Deal intelligence
Should you buy now, or wait?
Callaway · Paradym Forged Driver
Not enough data yet
Today £219.95 · typical £199 · lowest £189.95
Rtt · Harmonize 420 Driver
Not enough data yet
Head to head
Category leaders, from the data on this page
- Cheapest new Harmonize 420 £36.99 vs £169.99
- Most retailers in stock Paradym Forged 5 vs 1
- Cheapest used Harmonize 420 from £36.99 vs £169.99
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 · Paradym Forged Driver
↓ £9.05
since 13 February 2026
Lowest £189.95 on 12 April 2026
New vs used
From used listings we track
Callaway · Paradym Forged Driver
NEW £169.99
USED FROM £169.99
Rtt · Harmonize 420 Driver
NEW £36.99
USED FROM £36.99
Availability by build
Which configurations are in stock right now
| Build | Callaway Paradym Forged Driver | Rtt Harmonize 420 Driver |
|---|---|---|
| Stiff · 9° · Used | 3 retailers · from £229.99 at Nearly New Golf Clubs → | — |
| Regular · 10.5° · Used | 3 retailers · from £169.99 at UK Used Golf Clubs → | — |
| Senior · 10.5° · Used | 2 retailers · from £219.95 at Replay Golf → | — |
| Stiff · 9° · Left-hand · Used | 1 retailer · from £199.99 at The Second Hand Golf Shop → | — |
| Stiff · 10° · Left-hand · Used | 1 retailer · from £195.99 at UK Used Golf Clubs → | — |
| Stiff · 10.5° · Left-hand · Used | 1 retailer · from £195.99 at UK Used Golf Clubs → | — |
| Stiff · 10.5° · Used | 1 retailer · from £229.99 at Nearly New Golf Clubs → | — |
| Stiff · 12° · Used | 1 retailer · from £239.95 at Replay Golf → | — |
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Common questions about the Callaway Paradym Forged Driver vs Rtt Harmonize 420 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.