Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Robot Inventor since October 2022. Medium accuracy
LEGO 51515 Robot Inventor was a 949 piece Mindstorms set released in 2020. Included in the kit is an intelligent Hub with a 5x5 LED screen, 6-axis gyro and speaker, motors and accurate sensors.

It was retired in October 2022 with a lifespan of 24 months. The current value for a new and sealed Robot Inventor is estimated at $467 with an average yearly gain of about 14% which is higher than other Mindstorms sets. On the secondary markets, the typical price range for the set MISB/NISB is between $437 and $506. On the open market, a used set will fetch in the range of between $350 and $429 depending on the condition.

For Sale (New/Sealed)

(US) MINDSTORMS Robot Inventor Building Set; STEM Kit for Kids Tech Toy * Legos
BrickEconomy Choice
$395.00
(JP) Mindstorm Robot Kit 51515-KS
$430.00
-8.0%
(AU) Mindstorms Robot Inventor 51515 5 In 1 Brand New Sealed Bulding Set Retired
$448.09
-4.1%
(US) MINDSTORMS: Robot Inventor (51515) NEW - NOT SEALED
$449.00
-3.9%
(JP) 51515 Mindstorms Robot Inventor Building Toys
$449.44
-3.8%
(JP) [New] Lego Mindstorms robot kit 51515
$449.55
-3.8%
(JP) Mindstorms Robot Kit Inventor Code Programming Building Toys 51515 Python
$449.99
-3.7%
(JP) Mindstorm Robot Kit 51515-KS 949 pieces Ages Level 10+
$455.00
-2.6%
(JP) Mindstorms Robot Kit 51515 || LEGO Toys Toy Blocks new
$455.00
-2.6%
(NL) BrickLink store Brick Exclusive
$459.19
-1.7%
(JP) Mindstorm Robot Kit 51515-KS
$463.35
-0.8%
(JP) Mindstorm Robot Kit 51515-KS NEW
$465.00
-0.5%
(US) Mindstorms Robot Inventor Set 51515 - 100% Verified Authentic and New
$468.00
+0.1%
(JP) 51515 Mindstorms Building Robot Inventor Kit 949pcs - Brand New Sealed
$469.99
+0.6%
Show 48 more listings

Sales Distribution (Last 90 Days)

This chart shows the distribution of sales for the last 3 months of new/sealed 51515 Robot Inventor.

Sale Trends

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

Related Sets

Year 2020
Pieces 366
Availability Retired
40413 LEGO Mindstorms Mini Robots
promotional
Value $21.24
Annual growth 9.3%

Sets in Mindstorms

Theme / Subtheme Mindstorms / 1
Year 1998
Pieces 733
Availability Retired
9719 LEGO Mindstorms Robotics Invention System
Retail $199.99
Value $267.14
Growth 33.6%
Annual growth 1.2%
Theme / Subtheme Mindstorms / 1
Year 1999
Pieces 726
Availability Retired
9747 LEGO Mindstorms Robotics Invention System
Retail $199.99
Value $211.40
Growth 5.7%
Theme / Subtheme Mindstorms / 2
Year 2001
Pieces 717
Availability Retired
3804 LEGO Mindstorms Robotics Invention System V2.0
Retail $199.99
Value $391.67
Growth 95.8%
Annual growth 1.9%
Theme / Subtheme Mindstorms / Star Wars
Year 1999
Pieces 657
Availability Retired
9748 LEGO Mindstorms Star Wars Droid Developer Kit
Retail $99.99
Value $232.07
Growth 132.1%
Annual growth 3.4%
Theme / Subtheme Mindstorms / NXT 2
Year 2009
Pieces 619
Availability Retired
8547 LEGO Mindstorms NXT 2.0
Retail $279.99
Value $412.10
Growth 47.2%
Annual growth 3.9%
Theme / Subtheme Mindstorms / EV3
Year 2013
Pieces 601
Availability Retired
31313 LEGO Mindstorms EV3
Retail $349.99
Value $597.03
Growth 70.6%
Annual growth 15.6%
Theme / Subtheme Mindstorms / Star Wars
Year 2000
Pieces 578
Availability Retired
9754 LEGO Mindstorms Star Wars Dark Side Developer Kit
Retail $99.99
Value $262.12
Growth 162.1%
Annual growth 4.3%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 577
Availability Retired
8527 LEGO Mindstorms NXT
Retail $249.99
Value $478.20
Growth 91.3%
Annual growth 3.0%
Theme / Subtheme Mindstorms / 1
Year 1999
Pieces 390
Availability Retired
9735 LEGO Mindstorms Robotics Discovery Set
Retail $149.99
Value $194.00
Growth 29.3%
Annual growth 2.5%
Theme / Subtheme Mindstorms / 1
Year 2001
Pieces 321
Availability Retired
3800 LEGO Mindstorms Ultimate Builders Set
Retail $59.99
Value $646.79
Growth 978.2%
Annual growth 11.4%
Theme / Subtheme Mindstorms / 1
Year 2000
Pieces 155
Availability Retired
9736 LEGO Mindstorms Exploration Mars
Retail $49.99
Value $113.92
Growth 127.9%
Annual growth 4.5%
Theme / Subtheme Mindstorms / 1
Year 1998
Pieces 148
Availability Retired
9732 LEGO Mindstorms Extreme Creatures
Retail $49.99
Value $59.78
Growth 19.6%
Theme / Subtheme Mindstorms / 1
Year 2000
Pieces 138
Availability Retired
9731 LEGO Mindstorms Vision Command
Retail $99.99
Value $140.00
Growth 40.0%
Annual growth 1.5%
Theme / Subtheme Mindstorms / 1
Year 1998
Pieces 91
Availability Retired
9730 LEGO Mindstorms Robo Sports
Retail $49.99
Value $50.00
Growth 0.0%
Annual growth 3.5%
Theme / Subtheme Mindstorms / 1
Year 1999
Pieces 70
Availability Retired
3803 LEGO Mindstorms Robotics Invention System Upgrade Kit
Retail $24.99
Value $31.66
Growth 26.7%
Theme / Subtheme Mindstorms / 1
Year 2000
Pieces 45
Availability Retired
3801 LEGO Mindstorms Ultimate Accessory Set
Retail $49.99
Value $88.00
Growth 76.0%
Annual growth 2.9%
Theme / Subtheme Mindstorms / NXT
Year 2008
Pieces 10
Availability Retired
LEGO Mindstorms NXT Keyfob Transponder
Retail $29.99
Value $41.74
Growth 39.2%
Annual growth 2.4%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 7
Availability Retired
8529 LEGO Connector Cables for Mindstorms NXT
Retail $9.99
Value $14.57
Growth 45.8%
Annual growth 4.0%
Theme / Subtheme Mindstorms / NXT
Year 2006
Pieces 3
Availability Retired
8528 LEGO Converter Cables for Mindstorms NXT
Retail $9.99
Value $37.17
Growth 272.1%
Annual growth 6.1%
Theme / Subtheme Mindstorms / 1
Year 2004
Pieces 3
Availability Retired
9911 LEGO Mindstorms Touch Sensor and Leads
Retail $11.99
Value $18.42
Growth 53.6%
Annual growth 4.1%
Theme / Subtheme Mindstorms / NXT
Year 2008
Pieces 3
Availability Retired
LEGO Mindstorms NXT RF ID Sensor
Retail $29.99
Value $83.48
Growth 178.4%
Annual growth 7.8%
Theme / Subtheme Mindstorms / 1
Year 1998
Pieces 2
Availability Retired
9713 LEGO Mindstorms Infrared Transmission Tower
Retail $24.99
Value $25.00
Growth 0.0%
Theme / Subtheme Mindstorms / 1
Year 1999
Pieces 2
Availability Retired
9757 LEGO Mindstorms Touch Sensor
Retail $10.99
Value $14.96
Growth 36.1%
Annual growth 1.3%
Theme / Subtheme Mindstorms / NXT
Year 2011
Pieces 1
Availability Retired
10285 LEGO Mindstorms NXT Compass Sensor
Retail $54.99
Value $58.42
Growth 6.2%
Annual growth 1.1%
Theme / Subtheme Mindstorms / NXT
Year 2011
Pieces 1
Availability Retired
10286 LEGO Mindstorms NXT Color Sensor
Retail $54.99
Value $74.45
Growth 35.4%
Annual growth 4.4%
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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©