Sub-Mariner #40 (1971) — Comic Book Value

Sub Mariner

What Sub-Mariner #40 (1971) is worth — ungraded and CGC graded (6.0, 8.0).

Sub-Mariner #40 (1971) value — Ungraded $11 · Grade 6.0 $36 · Grade 8.0 $67. Prices updated July 2026.

Series · Sub Mariner
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Value by grade
$11
Ungraded
3.3×
$36
Grade 6.0
6.1×
$67
Grade 8.0

Real sold prices per grade — the Grade 8.0 premium on this card is 6.1× raw.

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Which version do you have?

To simply own a Sub-Mariner #40 (1955), buy the Standard version for $10. The higher priced Standard version at $340 buys you a significantly more desirable piece, likely due to superior condition or provenance, representing a true collector's investment. Budget-conscious buyers should stick to the $10 option, while serious collectors should pay the premium for the $340 Standard.

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Item details

Series
Sub Mariner

Sub-Mariner #40 (1971) comic value

An ungraded copy of Sub-Mariner #40 (1971) averages around $11. A CGC 6.0 runs about $36, and a CGC 8.0 commands $67.

What drives the price

Grade is everything in comics — spine ticks, page color, and restoration decide the number, and the jump from raw to high grade can be 10×+. Key issues (first appearances, origins, deaths) carry the biggest premiums, and early printings beat reprints.

Price guide

Sold values by grade vs. what sellers ask today

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ConditionValueBased on
Ungraded$11eBay sold comps
Grade 6.0$36eBay sold comps
Grade 8.0$67eBay sold comps

Frequently asked questions

What is the starting resale price for this Sub-Mariner?
The ungraded condition for the Sub-Mariner #40 starts at $9.
How much is a Grade 8.0 Sub-Mariner valued at?
A Sub-Mariner graded at 8.0 is valued at $67.
What is the price difference between ungraded and graded models?
The price increases significantly from the ungraded $9 to $67 for a Grade 8.0 model.

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