canoe.golf

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Callaway Big Bertha B21 2021

Driver

14
live listings · 2 retailers
$138–$294
asking range
$201
fair, all conditions · 12 comps
~$240
clears at · 10 organic delists (180d) · delisted ≠ sold

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The value curve is flat — waiting buys you almost nothing.

≈ $1/mo depreciation (model)

forecast: product evidence · verdict recomputed nightly

The verdict

each line cites its basis
  • Buy window: the cheapest live copy sits $64 under the all-condition fair bar. — fair $201 · 12 comps

What it has been selling for

monthly medians since 2026-01
$168$211$254010203072026-07 — median $220 · 40 listings · 13 observation days2026-01 — median $172 from only 1 observation day (2 listings)2026-02 — median $200 from only 3 observation days (23 listings)2026-03 — median $200 from only 1 observation day (1 listings)$220
monthly median ask · open points are sparse months (<8 observation days) drawn as facts, never interpolated — the line knits itself in as nightly snapshots accumulate

Value over time

value model, curve fit on this product · 87 obs
$156–$262
typically sells for
−3%/yr
value trend
90%
held over 3 yrs
$150$300$450todaynew5 yr

median model value by product age, 80% band — about 1 in 5 sales lands outside it · rebuilt nightly

Fair price by condition

Below Average7 comps
$192
own one? check what it's worth →

Same band, for less

measured comps

The same club type, priced materially lower at fair — each fair on 5+ comps, each buyable today. Ranked by what you save, weighted by how well-measured the saving is. Nothing here is paid placement; there is none on this site.

Bridgestone PHYZ 2019

fair $81 · 6 comps6 live from $67
$120 less at fair

PXG 0211 2021

fair $130 · 23 comps28 live from $104
$72 less at fair

PXG 0811 GEN4 X 2021

fair $149 · 54 comps62 live from $91
$53 less at fair

Mizuno ST G 2025

fair $154 · 75 comps80 live from $112
$48 less at fair

PXG 0811 Gen2 X 2018

fair $130 · 15 comps15 live from $95
$72 less at fair

Live listings

cheapest first · 14 live

Callaway Big Bertha B21 Driver 10.5° Callaway RCH Wood 65 Graphite Stiff Left Handed 45.75in

Below AverageStiffLH2nd Swing
$138

Callaway Big Bertha B21 Driver 10.5° Callaway RCH Wood 55 Graphite Regular Right Handed 45.0in

Below AverageRegular2nd Swing
$144

Callaway Big Bertha B21 Driver 10.5° UST Proforce V2 Graphite Stiff Left Handed 46.0in

Below AverageStiffLH2nd Swing
$158

Used Callaway Big Bertha B21 Driver - 10.5 Degrees - Stiff Flex Mitsubishi TENSEI AV Blue - Left-Handed

Above AverageStiffLHNext Round Golf
$180

Callaway Big Bertha B21 Driver 10.5° Callaway RCH Wood 45 Graphite Senior Right Handed 43.75in

Below AverageSenior2nd Swing
$192

Callaway Big Bertha B21 Driver 10.5° Project X HZRDUS Orange T800 55 Graphite Stiff Right Handed 46.0in

Below AverageStiff2nd Swing
$192

Callaway Big Bertha B21 Driver 10.5° Fujikura Ventus Blue 5 Graphite Stiff Left Handed 45.75in

Below AverageStiffLH2nd Swing
$192

Callaway Big Bertha B21 Driver 10.5° Aldila Rogue White 130 MSI 70 Graphite Stiff Right Handed 44.5in

Below AverageStiff2nd Swing
$211

Callaway Big Bertha B21 Driver 10.5° Fujikura Motore X F3 6 Graphite Stiff Right Handed 46.5in

AverageStiff2nd Swing
$240

Callaway Big Bertha B21 Driver 9° Callaway RCH Wood 45 Graphite Senior Right Handed 45.5in

AverageSenior2nd Swing
$240

Callaway Big Bertha B21 Driver 10.5° Callaway RCH Wood 55 Graphite Regular Left Handed 45.5in

AverageRegularLH2nd Swing
$254

Callaway Big Bertha B21 Driver 9° Callaway RCH Wood 65 Graphite Stiff Right Handed 46.0in

AverageStiff2nd Swing
$264

Callaway Big Bertha B21 Driver 10.5° Project X HZRDUS Blackout Gen4 60 Graphite Regular Left Handed 46.25in

AverageRegularLH2nd Swing
$276

Callaway Big Bertha B21 Driver 10.5° Graphite Design Tour AD IZ-5 Graphite Stiff Right Handed 45.25in

Below AverageStiff2nd Swing
$294