Robobots #4099 — LEGO Designer Sets Set Value
LEGO Designer SetsWhat the Robobots #4099 LEGO set is worth — loose, complete, and sealed.
Robobots #4099 value — Loose $8 · Complete (CIB) $28 · Sealed (new) $45. Prices updated September 2026.
Theme · LEGO Designer Sets
Live on eBay now
Live on eBay right now
JunkPal AI· resale insightanalyzing sold comps…
▍
Price data verified against · 1
Item details
- Brand
- LEGO
- Theme
- LEGO Designer Sets
Robobots #4099 (LEGO Designer Sets) resale value
A loose Robobots #4099 set runs around $8, a complete copy (all pieces + box + instructions) about $28, and a factory-sealed box commands $45.
What drives the price
Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | $8 | eBay sold comps |
| Complete (CIB) | $28 | eBay sold comps |
| Sealed (new) | $45 | eBay sold comps |
Frequently asked questions
- What is the best deal for Robobots #4099?
- The best value depends on your needs; loose is cheapest at $8, but sealed new is $42.
- How much is the complete Robobots #4099 set worth?
- A complete, used set of Robobots #4099 is listed for $25.
- Can I buy Robobots #4099 brand new?
- Yes, the sealed, new version of the LEGO Designer Set is available for $42.