Which is cheaper, the Callaway THE Biggest BIG Bertha Driver or the Daiwa Theory TH-400 Driver?

Daiwa Theory TH-400 Driver is currently the cheaper option, £1 less (£34.99 used vs £35.99 used).

How many UK retailers stock the Callaway THE Biggest BIG Bertha Driver and Daiwa Theory TH-400 Driver?

The Callaway THE Biggest BIG Bertha Driver is currently in stock at 1 UK retailer (cheapest: UK Used Golf Clubs at £35.99), and the Daiwa Theory TH-400 Driver at 1 (cheapest: UK Used Golf Clubs at £34.99). Caddence tracks both across UK golf retailers daily.

Is the Callaway THE Biggest BIG Bertha Driver a good price right now?

The Callaway THE Biggest BIG Bertha Driver is currently £35.99, 45% above its typical price. Its lowest tracked price was £19.95 on 6 June 2026.

Is the Daiwa Theory TH-400 Driver a good price right now?

Yes: at £34.99 the Daiwa Theory TH-400 Driver is at the lowest price we've tracked. It has ranged £34.99 to £34.99 over 25 days.

Compare / driver

Live · checked today · 1 UK retailer tracked

Callaway THE Biggest BIG Bertha Driver vs Daiwa Theory TH-400 Driver

Watch this matchup

Quick verdict

Checked daily across 1 UK retailer

Price and availability verdict

Callaway THE Biggest BIG Bertha Driver is currently £35.99 used, while Daiwa Theory TH-400 Driver is currently £34.99 used. Against tracked history, Callaway THE Biggest BIG Bertha Driver is at its lowest tracked price and Daiwa Theory TH-400 Driver is at its lowest tracked price. Both are currently available from 1 UK retailer.

View THE Biggest BIG Bertha Driver details → View Theory TH-400 Driver details →

Lowest price new → Theory TH-400 Cheapest used → Theory TH-400

Callaway

Callaway THE Biggest BIG Bertha Driver

from £35.99

at UK Used Golf Clubs · 1 retailer

Lowest £20 · pricey right now

Daiwa

Daiwa Theory TH-400 Driver

from £34.99

at UK Used Golf Clubs · 1 retailer

Lowest £35

Discount vs RRP

n/a

Price vs usual

Pricey right now

n/a

Where to buy

Callaway THE Biggest BIG Bertha Driver

UK Used Golf Clubscheapest£35.99

Buy at UK Used Golf Clubs →See price history & full details →

Where to buy

Daiwa Theory TH-400 Driver

UK Used Golf Clubscheapest£34.99

Buy at UK Used Golf Clubs →See price history & full details →

Deal intelligence

Should you buy now, or wait?

Callaway · THE Biggest BIG Bertha Driver

Not enough data yet

Today £19.95 · typical £19.95 · lowest £19.95

Used from £35.99

Daiwa · Theory TH-400 Driver

Not enough data yet

Used from £34.99

Head to head

Category leaders, from the data on this page

Cheapest new Theory TH-400 £34.99 vs £35.99
Cheapest used Theory TH-400 from £34.99 vs £35.99

Price trajectory

How each has moved since we started tracking

Callaway THE Biggest BIG Bertha Driver Daiwa Theory TH-400 Driver

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 · THE Biggest BIG Bertha Driver

No change

since 6 June 2026

Lowest £19.95 on 6 June 2026

New vs used

From used listings we track

Callaway · THE Biggest BIG Bertha Driver

NEW £35.99

USED FROM £35.99

Daiwa · Theory TH-400 Driver

NEW £34.99

USED FROM £34.99

Availability by build

Which configurations are in stock right now

Build	Callaway THE Biggest BIG Bertha Driver	Daiwa Theory TH-400 Driver
Regular · 9° · Used	1 retailer · from £37.99 at UK Used Golf Clubs →	—
Regular · 10° · Used	1 retailer · from £35.99 at UK Used Golf Clubs →	—
Stiff · 9.5° · Used	—	1 retailer · from £34.99 at UK Used Golf Clubs →

new in stock used only — not seen at tracked retailers

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Frequently Asked

Common questions about the Callaway THE Biggest BIG Bertha Driver vs Daiwa Theory TH-400 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.