LEGO® Technic 42180 Mars Crew Exploration Rover

Current best price

LEGO 42180 is currently available from $149.99 incl. shipping at Walmart.com. 2 retailers compared.

Updated November 1, 2026 at 8:00 PM EST

LEGO 42180 price comparison: where is it cheapest?

Prices incl. shipping to the US ·

Brickfact may earn a commission when you buy through a merchant link. Commissions do not determine the order of offers. How Brickfact compares prices

iFurther information
The Lego set Mars Crew Exploration Rover with the set number 42180 is part of the LEGO Technic theme and is recommended for ages 11+. It was released in March 2024. The model has 1,599 pieces, and we estimate it takes around 4 - 5 hours to build. 49 Brickfact users have this set in their collection.
The set weighs about 2.372 kg. The box measures 48 x 37.8 x 11.2 cm. The recommended retail price is $149.99.
Our Brickfact Lego price comparison compares the prices of 2 shops for this set. It is currently cheapest at Walmart.com for $149.99 including shipping. That is $0.09 per piece. Unfortunately, the set is currently not available below its recommended retail price.
The Part-Out-Value (POV) is the sum of the average prices paid on bricklink.com for all parts of this set. It is about $203.26. You save around $53.27 if you buy the complete set at Walmart.com instead of the individual parts on bricklink.com. The current best offer therefore has a POV rate of 1.36: the Part-Out-Value divided by the current best price on Brickfact.

Lego 42180 product data

Set Information

Set ID
42180
Theme
Pieces
1599
Building Time
4 - 5 hours
Age Range
11+

Availability

Release
03/2024
Retiring Status
Retired (12/2025)

Price Information

RRP
$149.99
Insiders Points (for purchase at Lego)
975
Part Out Value
$203.26

Packaging

Weight
2.372 kg
EAN (GTIN13)
5702017584140

Popularity with Brickfact users

users have this set
49
buyers in the last 12 months
17

49 Brickfact users have Mars Crew Exploration Rover in their collection. 17 users bought it in the last 12 months.

Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of November 1, 2026.

LEGO 42180 price trend

Average sale price on secondary marketplaces – not the new price at retailers.

Current market value
$138.05
Growth vs. RRP
−8.0 % $149.99
Range
$116.47 – $143.76
Average
$125.67

Loading price history…

LEGO 42180 price history: how has the price changed?

Brickfact has been recording retailer prices since 10/12/2026. Best price so far: $149.00 (10 days ago).

Current best price
$149.99
Best price since 10/12/2026
$149.00 -1% vs. RRP · 10 days ago

Daily lowest prices at the tracked shops, including shipping. Gaps indicate days with no recorded price. The table lists each shop’s lowest price.

Lowest price per retailer (since 10/12/2026)

Since 10/12/2026, Walmart.com was the cheapest on 22 of 22 recorded days.

RetailerCurrentLowest priceDate
Walmart.com LogoWalmart.com$149.99$149.0010/25/26
Bestbuy.com LogoBestbuy.com$249.99$249.9911/02/26

Lowest price per day that Brickfact recorded at the retailers in the price comparison, including shipping where known – as in the comparison above. Amazon offers are not included in the price history.

Official Set Description for LEGO 42180 Mars Crew Exploration Rover

Inspire kids to learn more about missions to Mars with the LEGO® Technic™ Mars Crew Exploration Rover playset (42180) for boys and girls aged 11+ who love space toys. This detailed Mars Rover toy set is packed with realistic features for young explorers. The model expands to reveal the truck bed, and kids can test out the suspension as they steer the rover into position. Next, they can use the crane to lift the robot rover, tools and fuel reactor. The crew’s living quarters include seating, a shower, toilet, treadmill and fridge. There’s an elevator function, plus recycling and sample containers and gas and water canisters.
This set features a special space air-lock element so kids can connect other compatible space-themed LEGO sets (sold separately) for even more space adventures. Kids enjoy an intuitive building adventure with the LEGO Builder app, where they can zoom in and rotate models in 3D, save sets and track their progress.
  • Mars Rover toy for boys and girls aged 11+ – The LEGO® Technic™ Mars Crew Exploration Rover space toy for kids is packed with realistic features so young explorers can learn through play
  • A space toy filled with features – This space building toy includes an expanding truck bed, suspension, a moving crane, elevator, generator, beacons, companion rover, living quarters and cockpit
  • Rover expands and retracts – The model reflects how rovers adapt from being compact for transportation to expanding when they carry cargo after landing
  • Scientific accessories – This space exploration playset toy features accessories modeled on those used by astronauts, including scientific equipment and gas canisters
  • Space gift for kids who love NASA-inspired toys – This set makes a creative gift for boys and girls aged 11 plus who love fun space toys
  • Air lock connects to other models – This set has a special space air-lock element so kids can connect other compatible space-themed LEGO® playsets (sold separately) for more adventures
  • A fun way to build – The LEGO® Builder app guides kids on an intuitive building adventure, letting them save sets, track progress, zoom in and rotate models in 3D while they build
  • Measurements – This 1,599-piece setfeatures a buildable model measuring over 9 in. (23 cm) high, 17 in. (44 cm) long and 8 in. (21 cm) wide, when expanded

Building Instruction for LEGO 42180 Mars Crew Exploration Rover

LEGO 42180 Frequently Asked Questions

How much does LEGO 42180 Mars Crew Exploration Rover cost?
The lowest price in the Brickfact price comparison is currently $149.99 incl. shipping at Walmart.com. The RRP is $149.99.
Where can I buy LEGO 42180 cheapest?
Brickfact compares 2 retailers. The cheapest offers: Walmart.com ($149.99), Bestbuy.com ($249.99).
Is LEGO 42180 still available?
LEGO has retired 42180 Mars Crew Exploration Rover. New copies are still available at 2 retailers in our price comparison while stocks last.
When was LEGO 42180 cheapest?
Since tracking began on 10/12/2026, the lowest shop price recorded by Brickfact for LEGO 42180 was $149.00 on 10/23/2026 at Walmart.com, including shipping. Amazon prices are not included.

All LEGO Technic sets from 2024

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