LEGO Robotics Invention System, Version 2.0 (3804-1)
The Robotics Invention System, Version 2.0 (3804-1) is a LEGO Mindstorms set.
This LEGO set has 717 pieces and had a RRP of $199.99 (£159.99 / 179.99€) which equates to a price per piece of 0.28c (0.22p / 0.25€). It has gone down in value by -27.0% and now has a value of $146.00 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Dec 22 | $442.15 | 1 |
| Jan 23 | $429.72 | 0 |
| Feb 23 | $417.29 | 0 |
| Mar 23 | $404.86 | 0 |
| Apr 23 | $392.43 | 0 |
| May 23 | $380.00 | 0 |
| Jun 23 | $367.57 | 0 |
| Jul 23 | $355.14 | 0 |
| Aug 23 | $342.71 | 0 |
| Sep 23 | $330.28 | 0 |
| Oct 23 | $317.85 | 0 |
| Nov 23 | $305.42 | 0 |
| Dec 23 | $292.99 | 0 |
| Jan 24 | $280.56 | 0 |
| Feb 24 | $268.13 | 0 |
| Mar 24 | $255.70 | 0 |
| Apr 24 | $243.27 | 0 |
| May 24 | $230.84 | 0 |
| Jun 24 | $225.51 | 1 |
| Jul 24 | $223.74 | 0 |
| Aug 24 | $221.96 | 0 |
| Sep 24 | $220.19 | 0 |
| Oct 24 | $218.41 | 0 |
| Nov 24 | $216.63 | 0 |
| Dec 24 | $214.86 | 0 |
| Jan 25 | $213.08 | 0 |
| Feb 25 | $211.31 | 0 |
| Mar 25 | $209.53 | 0 |
| Apr 25 | $207.76 | 0 |
| May 25 | $205.98 | 0 |
| Jun 25 | $204.20 | 0 |
| Jul 25 | $202.43 | 0 |
| Aug 25 | $200.65 | 0 |
| Sep 25 | $198.88 | 0 |
| Oct 25 | $197.10 | 0 |
| Nov 25 | $202.43 | 1 |
| Dec 25 | $209.53 | 1 |
| Jan 26 | $124.30 | 2 |
| Feb 26 | $312.52 | 1 |
Minifigures
This set contains 0 minifigures.
Monthly sales
We have recorded 7 sales of the Robotics Invention System, Version 2.0 set since Dec 22. The chart below shows the number of recorded sales per month, which can help indicate the popularity and availability of this set on the secondary market.
My collection
Set details
Name: Robotics Invention System, Version 2.0
Theme: Mindstorms
Sub Theme: RCX
Set number: 3804-1
Status: Unknown
Pieces: 717
Minifigures: 0
$199.99
£159.99
179.99€
0.279c
0.223p
0.251€
Set value
Confidence: Low
Current value: $146.00
Increase from RRP: -27.0%
Set colors
The Robotics Invention System, Version 2.0 has 717 pieces and is ranked 1496 on the list of biggest LEGO sets ever made.
The most common colour in this set is Light Gray
The most common part in this set is Technic Bush
Stats
Frequently Asked Questions
How much is the LEGO Robotics Invention System, Version 2.0 (3804-1) worth?
The LEGO Robotics Invention System, Version 2.0 is currently worth $146.00 based on the average sale price over the last 6 months. The original retail price was $199.99.
How many pieces are in the LEGO Robotics Invention System, Version 2.0?
The LEGO Robotics Invention System, Version 2.0 (3804-1) contains 717 pieces, making it the 1496th biggest LEGO set ever made.
Price data last updated: Feb 26
