Action Comics #400 (1971) — Comic Book Value
Action ComicsWhat Action Comics #400 (1971) is worth — ungraded and CGC graded (6.0, 8.0).
Action Comics #400 (1971) value — Ungraded $8 · Grade 6.0 $40 · Grade 8.0 $115. Prices updated July 2026.
Series · Action Comics
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Value by grade
$8
Ungraded
5.0×
$40
Grade 6.0
14.4×
$115
Grade 8.0
Real sold prices per grade — the Grade 8.0 premium on this card is 14.4× raw.
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Item details
- Series
- Action Comics
Action Comics #400 (1971) comic value
An ungraded copy of Action Comics #400 (1971) averages around $8. A CGC 6.0 runs about $40, and a CGC 8.0 commands $115.
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
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $8 | eBay sold comps |
| Grade 6.0 | $40 | eBay sold comps |
| Grade 8.0 | $115 | eBay sold comps |
Frequently asked questions
- What is the starting price for Action Comics #400?
- The ungraded version of Action Comics #400 is listed with a starting value of $7.
- How much is a Grade 8.0 copy worth?
- A copy of Action Comics #400 graded at 8.0 can be valued at $100.
- What is the price difference between an ungraded and a Grade 6.0 copy?
- The ungraded copy starts at $7, while the Grade 6.0 copy is valued at $40.