Most Valuable MINDSTORMS LEGO Sets

The most valuable MINDSTORMS LEGO sets by current market value. This list ranks 50 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Robotics Invention System Upgrade Kit at $1,199. The top 5 alone account for about 53% of the value on this list. Every entry links to its full price history and marketplace listings. Updated 2026-07-21.

#	Name	Value	Growth	/ piece
1	Robotics Invention System Upgrade Kit Mindstorms · 1999	$1,199	+4698%	$17.13
2	Robot Inventor Mindstorms · 2020	$630	+75%	$0.66
3	Mindstorms EV3 Mindstorms · 2013	$499	+42%	$0.83
4	Mindstorms NXT 2.0 Mindstorms · 2009	$249	-11%	$0.40
5	Robotics Discovery Set Mindstorms · 1999	$230	+53%	$0.59
6	Robotics Invention System 1.5 Mindstorms · 1999	$215	+8%	$0.30
7	Mindstorms NXT Mindstorms · 2007	$210	-16%	$0.36
8	Dark Side Developer Kit Mindstorms · 2000	$199	+99%	$0.34
9	EV3 Intelligent Brick Mindstorms · 2014	$193	-14%	$192.69
10	Ultimate Builders Set Mindstorms · 2001	$130	+117%	$0.40
11	Robotics Invention System Mindstorms · 1998	$120	-40%	$0.16
12	Intelligent NXT Brick (Black) Mindstorms · 2009	$112	-34%	$111.91
13	NXT Intelligent Brick Mindstorms · 2007	$102	-40%	$101.55
14	Droid Developer Kit Mindstorms · 1999	$100	+0%	$0.15
15	Robotics Invention System V2.0 Mindstorms · 2001	$91	-54%	$0.13
16	RCX Programmable LEGO Brick Mindstorms · 1999	$80	-28%	$79.58
17	Colour Sensor Mindstorms · 2011	$68	+24%	$68.17
18	Compass Sensor Mindstorms · 2011	$67	+22%	$67.31
19	EV3 Infrared Beacon Mindstorms · 2014	$48	+38%	$48.45
20	Micro Scout PC Link Mindstorms · 2000	$48	—	—
21	Exploration Mars Mindstorms · 2000	$48	-5%	$0.31
22	EV3 Colour Sensor Mindstorms · 2014	$47	-6%	$46.80
23	EV3 Ultrasonic Sensor Mindstorms · 2014	$46	+16%	$46.49
24	Ultimate Accessory Set Mindstorms · 2000	$37	-26%	$0.82
25	Vision Command Mindstorms · 2000	$34	-66%	$0.25
26	EV3 Touch Sensor Mindstorms · 2014	$33	+12%	$33.47
27	Extreme Creatures Mindstorms · 1998	$33	-34%	$0.22
28	Robo Sports Mindstorms · 1998	$32	-36%	$0.35
29	EV3 Infrared Sensor Mindstorms · 2014	$32	-9%	$31.71
30	Touch Sensor and Leads Mindstorms · 2004	$30	+150%	$9.98
31	LEGO MINDSTORMS Mini Robots Mindstorms · 2020	$28	—	$0.08
32	Temperature Sensor Mindstorms · 2004	$28	+13%	$28.24
33	EV3 Gyro Sensor Mindstorms · 2015	$28	-21%	$27.50
34	EV3 Medium Servo Motor Mindstorms · 2015	$26	-14%	$25.89
35	NXT Temperature Sensor Mindstorms · 2009	$24	-41%	$23.75
36	RCX Remote Control Unit Mindstorms · 1999	$21	+6%	$21.03
37	Rechargeable Battery Mindstorms · 2007	$20	-63%	$20.29
38	Infrared Transmission Tower Mindstorms · 1998	$20	-20%	$9.99
39	EV3 Large Servo Motor Mindstorms · 2015	$20	-33%	$19.99
40	Rotation Sensor Mindstorms · 1999	$20	+31%	$19.61
41	Converter Cables for Mindstorms NXT Mindstorms · 2007	$19	+93%	$6.42
42	Transformer 10V DC Mindstorms · 2015	$18	-49%	$17.99
43	Interactive Servo Motor Mindstorms · 2007	$16	-36%	$16.00
44	Touch Sensor Mindstorms · 1999	$13	+18%	$6.48
45	Connector Cables for Mindstorms NXT Mindstorms · 2007	$13	+27%	$1.82
46	Ultrasonic Sensor Mindstorms · 2007	$12	-71%	$11.71
47	Bluetooth Dongle Mindstorms · 2007	$11	-66%	$11.17
48	Sound Sensor Mindstorms · 2007	$8	-77%	$8.15
49	Robotics Invention System Upgrade Kit Mindstorms · 2001	$7	-65%	$7.00
50	Light Sensor Mindstorms · 1999	$6	-71%	$5.81