Which LEGO Mindstorms sets are the most valuable?
The LEGO 3803 - Robotics Invention System Upgrade Kit (70 pieces) is the most valuable LEGO Mindstorms set. This set was released in 1999 with an MSRP of $25.
LEGO 3803 - Robotics Invention System Upgrade Kit is currently valued at 810.444 which is a 3,141.78% gain.
Other Valuable LEGO Mindstorms sets
Missing out on the LEGO Robotics Invention System Upgrade Kit? If you have these LEGO Mindstorms sets, you could still make a decent profit.
| Set Name | MSRP | Year | Latest Market Value | Gain | ||
|---|---|---|---|---|---|---|
| 2 |  | 9798 - Rechargeable Battery | $54.99 | 2006 | $240.33 | 337.05% |
| 3 |  | 45502 - EV3 Large Servo Motor | $21.99 | 2013 | $46.00 | 109.19% |
| 4 |  | 8527 - Mindstorms NXT | $249.9 | 2006 | $449.00 | 79.67% |
| 5 |  | 9833 - Transformer | $23.99 | 2006 | $37.00 | 54.23% |