Steam Engine #40370 — Loose vs Complete (CIB) vs Sealed (new): which is worth more?

Steam Engine #40370 value — Loose $16 vs Complete (CIB) $27. Complete (CIB) sells for 1.69× Loose (+69%). Prices updated July 2026.

ConditionSold medianvs Loose
Loose$16eBay ↗
Complete (CIB)$271.69× · +69%eBay ↗
Sealed (new)$342.13× · +113%eBay ↗

Medians of real sold listings per condition, updated July 2026 how we compute values.

Loose vs Complete (CIB)
$16$27

Complete (CIB) sells for 1.69× (+69%) the Loose price — a $11 difference per set.

Complete (CIB) vs Sealed (new)
$27$34

Sealed (new) sells for 1.26× (+26%) the Complete (CIB) price — a $7 difference per set.

Is complete worth it?

Complete (CIB) $27 vs Loose $16 — a $11 premium (+69%). If you're holding the box and manual, completing a loose copy pays when that premium beats what the missing pieces cost you.

See current eBay listingsSee sold Steam Engine #40370 listings ↗Full Steam Engine #40370 price guide →

Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).