LEGO 51515 Robot Inventor is a Mindstorms set valued at $822 for new and sealed sets, up 128% from an original retail price of $359.99. The set retired in June 2023 with annual appreciation averaging 18.12% since. Used copies are valued between $376 and $462 depending on condition. Secondary market prices for new and sealed sets typically fall between $724 and $872.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Robot Inventor since June 2023. Very high accuracy
LEGO 51515 Robot Inventor is a Mindstorms set released in 2020, containing 949 pieces. The kit centers on an intelligent Hub with a 5x5 LED screen, 6-axis gyro, and speaker, and includes four motors, a distance (ultrasonic) sensor, and a color (light) sensor. Using the free companion app with a Scratch-based coding environment, builders can program and control models. The set provides instructions for five motorized robots and vehicles with modular components for further customization.

A new and sealed Robot Inventor is currently valued at around $822, with annual growth of about 12.1% that is expected to level off to around 9.3% in the coming year, making it a solid investment. The average used price is $385 for those in good overall condition. Based on current trends, this set could be valued near $864 within the next year. New and sealed listings currently range from $749 to $875. The set was available for 32 months, from October 2020 to June 2023.

For Sale (New/Sealed)

(CA) 51515 Mindstorms Robot Inventor Building Toys $643.41
-21.7%
(CA) BrickLink store VAN-Bricks $679.15
-17.4%
(KR) 51515 Mindstorms Robot Inventor 949pcs SEALED Not Opened $701.99
-14.6%
(NO) In very good condition, some shelf wear. Ask for pictures if condition is important. $713.40
-13.2%
(CA) SEALED Lego 51515 Mindstorms Robot Inventor Set . New in Box $714.89
-13.0%
(CA) Sealed LEGO 51515 Mindstorms Robot Inventor $714.90
-13.0%
(KR) 51515 Mindstorms Robot Inventor 949pcs SEALED $719.99
-12.4%
(NL) BrickLink store SpecialBricks $740.28
-9.9%
(US) MINDSTORMS: Robot Inventor (51515) - brand new, sealed $749.99
-8.7%
(US) MINDSTORMS: Robot Inventor (51515) $750.00
-8.7%
(US) MINDSTORMS: Robot Inventor (51515) $750.00
-8.7%
(US) Mindstorms Robot Inventor Set 51515 - 100% Verified Authentic and New $750.00
-8.7%
(US) MINDSTORMS: Robot Inventor (51515) Brand new and sealed $750.00
-8.7%
(JP) 51515 MINDSTORMS Robot Inventor Robotics Kit New Sealed $808.98
-1.6%
(KR) 51515 Mindstorms Robot Inventor 949pcs Factory-Sealed $815.99
-0.7%
Show 14 more listings

Sales Distribution (Last 90 Days)

This chart shows the distribution of sales for the past three months of new/sealed 51515 Robot Inventor.

Sale Trends

This chart shows the sales trends (number sold) of new/sealed 51515 Robot Inventor.

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Enter the amazing physical and digital world of programmable, remote-control robots and intelligent creations. With LEGO® MINDSTORMS® Robot Inventor (51515), young robot fans build 5 unique, motorized robots and vehicles using the free LEGO MINDSTORMS Robot Inventor App. Then they bring them to life, one at a time, using the drag-and-drop coding environment based on Scratch and complete fun activities and challenging missions (visit LEGO.com/devicecheck for a list of compatible devices). And with almost 1,000 pieces, kids will love to come up with their own tech toy creations and share them with other robot fans on LEGO Life.

Level up the play experience
From the intelligent Hub with its 5x5 LED screen, 6-axis gyro and speaker, to powerful motors and accurate sensors, the latest evolution of LEGO MINDSTORMS coding robots for kids is the perfect way to help youngsters express and develop their creativity, while gaining essential 21st century STEM skills.
Description provided by LEGO©