LEGO Mindstorms Sets — Price Comparison

• 85sets · 1996–2021
• 949pieces, largest set
• $55.55cheapest today

We track 85 LEGO Mindstorms sets, released between 1996 and 2021, across 4 sub-themes including NXT, RCX and EV3. A typical set has around 1 pieces; the largest is Robot Inventor (51515-1) at 949 pieces from 2020. Prices come from 21 retailers we check; sort by price, discount or price per piece, and use the bell on any set to be told when it reaches a new low. Browse all LEGO themes, or see the best deals across every theme.

Set		Price	Discount	Piece count	ct/ piece	Year
	Mini Robots (40413-1) $55.55	$55.55 Amazon		366	13.51	2020
	Mindstorms NXT 2.0 (8547-1) + $230.00 (82%) $509.99	$509.99 + $230.00 (82%) Amazon	+ $230.00 (82%)	621	73.12	2009
	Mindstorms EV3 (31313-1) $775.95	$775.95 Walmart		601	114.95	2013
	Infrared Seeker (2852725-1)			1		2011
	Touch Sensor with Cable (9757-1)			2		1999
	Rechargeable Battery for Lego Mindstorms NXT, DC plug (9693-1)			1		2010
	Robotics Invention System, Version 1.5 (9747-1)			731		1999
	NXT Magnetic Sensor (NMS1035-1)			1		2010
	Accelerometer Sensor (2852724-1)			0		2011
	Rechargeable Battery Set (K9833-1)			0		2007
	RIS 2.0 Builders Kit (K3801-1)			0		2003
	Infrared Receiver Sensor for Mindstorms NXT (2855040-1)			0		2011
	Gyroscopic Sensor for Mindstorms NXT (MS1044-1)			1		2007
	Robot Inventor (51515-1)			949		2020
	Robotics Invention System Upgrade Kit (2.0) (3805-1)			1		2002
	Infrared Link Sensor for Mindstorms NXT (MS1046-1)			1		2007
	Mindstorms RF ID Sensor (MS1048-1)			3		2008
	NXT Temperature Sensor (9749-1)			1		2009
	AC Adapter, 120V - 10V Transformer (9833-2)			1		1996
	Robotics Invention System, Version 2.0 (3804-1)			720		2001
	Technic Large Hub (88016-1)			2		2021
	NXT Color Sensor (9694-1)			1		2010
	EV3 Ultrasonic Sensor (45504-1)			1		2013
	NXT Light Sensor (9844-1)			1		2006
	Converter Cables for Mindstorms NXT (8528-1)			3		2006