Thor #378 (1987) — Comic Book Value
ThorWhat Thor #378 (1987) is worth — ungraded and CGC graded (6.0, 8.0).
Thor #378 (1987) value — Ungraded $4 · Grade 6.0 $12 · Grade 8.0 $40. Prices updated July 2026.
Series · Thor
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Value by grade
$4
Ungraded
3.0×
$12
Grade 6.0
10.0×
$40
Grade 8.0
Real sold prices per grade — the Grade 8.0 premium on this card is 10.0× raw.
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Item details
- Series
- Thor
Thor #378 (1987) comic value
An ungraded copy of Thor #378 (1987) averages around $4. A CGC 6.0 runs about $12, and a CGC 8.0 commands $40.
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 | $4 | eBay sold comps |
| Grade 6.0 | $12 | eBay sold comps |
| Grade 8.0 | $40 | eBay sold comps |
Frequently asked questions
- What is the starting price for Thor #378?
- The ungraded version of Thor #378 is currently priced around $7.
- How much more is a high-grade copy worth?
- A Grade 8.0 copy of Thor #378 sells for $40, significantly more than the ungraded version.
- What grades are available for this Thor comic?
- This series is available in ungraded, Grade 6.0 ($14), and Grade 8.0 ($40).