Detective Comics #400 (1970) — Comic Book Value
Detective ComicsWhat Detective Comics #400 (1970) is worth — ungraded and CGC graded (6.0, 8.0).
Detective Comics #400 (1970) value — Ungraded ¥997.71 · $148 · Grade 6.0 ¥2,326 · $345 · Grade 8.0 ¥3,708 · $550. Prices updated 2026年8月.
Converted from USD at the ECB reference rate — sold comps are US-market sales.
Real sold prices per grade — the Grade 8.0 premium on this card is 3.7× raw.Chart values in USD
Live on eBay right now
▍
价格数据核实来源 · 1
- PriceCharting — Detective Comics #400 (1970) (Detective Comics)¥995.82 · $147.72
Item details
- Series
- Detective Comics
- Publisher
- DC
- Issue
- #400
- Key issue
- No
- Release date
- June 1, 1970
Detective Comics #400 (1970) comic value
An ungraded copy of Detective Comics #400 (1970) averages around $148. A CGC 6.0 runs about $345, and a CGC 8.0 commands $550.
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 | ¥997.71 · $148 | eBay sold comps |
| Grade 6.0 | ¥2,326 · $345 | eBay sold comps |
| Grade 8.0 | ¥3,708 · $550 | eBay sold comps |
常见问题
- What is the starting price for Detective Comics #400?
- The ungraded copy of Detective Comics #400 is currently listed for $138.
- How much is a high-grade copy of this issue?
- A Grade 8.0 copy of Detective Comics #400 is available for $478.
- What is the price difference between ungraded and a Grade 6.0?
- The ungraded version is $138, while the Grade 6.0 copy is priced at $345.