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Lowest price: €879,95 Retailers: 2

Compare 2 retailers.

Retailer prices for 42100 are sorted by the latest lowest price.

Retailer prices
# Retailer Stock Shipping Last seen Discount Total
01
In stock
Unknown shipping
24 May updated
-
€879,95 €449,99
02
In stock
Unknown shipping
24 May updated
-
€918,06 €449,99
2 retailers compared

Price history 42100

Full price history at a glance.

We check Dutch retailers every day. This graph shows the full daily-low price series we have for this set.

Lowest yet
€781,19
23 Dec 2025 · Bol.com
Peak price
€1.062,44
27 Dec 2025 · Bol.com
Average
€873,18
94% above RRP
RRP
€449,99
reference price

Daily lowest price tracked across 3 Dutch retailers. The dotted line marks LEGO's recommended retail price.

Source: daily measurement at 3 Dutch retailers, 15 Dec 2025 – 24 May 2026. RRP via LEGO.com.

Last 12 price points for LEGO 42100 Liebherr R 9800 Excavator
Date Price Retailer Stock
€918,06 Kitstore In stock
€879,95 Special Bricks In stock
€879,95 Special Bricks In stock
€917,69 Kitstore In stock
€879,95 Special Bricks In stock
€916,55 Kitstore In stock
€879,95 Special Bricks In stock
€917,50 Kitstore In stock
€879,95 Special Bricks In stock
€916,37 Kitstore In stock
€879,95 Special Bricks In stock
€915,99 Kitstore In stock
- BricksDeal Forecast Beta

Price will likely drop.

Calibrated forecast based on historical pricing, seasonal patterns and retailer behavior. Tuned conservatively: rather cautious than optimistic.

Drop likelihood Next 60 days
82%
High · ±6%

Stronger signal than most sets in this theme. Waiting is a reasonable strategy.

Expected low €791,96 within 60 days
Vs. today -€87,99 10% saving
Buy now anyway

Projected price path

Actual price Predicted path 80% interval
60-day window Model v1 · 101 historic points
Price position +++
Still has room
We compare current price against RRP and lowest tracked price.
Retailer pressure ++
2 retailers compared
More retailers usually means more competition on the lowest price.
Stock +
2 in stock
Availability lowers the chance of a scarcity premium.
History base
101 points
The v1 migration uses this as a transparent baseline.
Based on 101 price points · 2 retailers · transparent baseline How this model works

About this set

What to know about LEGO 42100 before you buy.

For LEGO Liebherr R 9800 Excavator (42100), we track 2 retailers in the Netherlands, with 2 currently in stock. The current lowest price is €879,95. Use price history and stock data to judge whether this is a good time to buy.

Get ready for a colossal LEGO® building and playing experience with the 4,108-piece LEGO Technic™ Liebherr R 9800 Excavator. Developed in partnership with Liebherr, this replica model is operated via the intuitive LEGO TECHNIC CONTROL+ app and powered by 2 advanced Smart Hubs with 7 motors. The sophisticated app technology enables super-precise movement and amazing functionality, while delivering endless authentic digital play combinations via 4 different control screens with cool graphics. The Multi-function control screen enables users to drive the machine in all directions, rotate the superstructure, extend and raise the boom, open and tilt the bucket, play realistic sound effects, and get real-time feedback, such as boom position, power usage, and drive distance. With the One-touch screen, users can use drag patterns to control the boom, arm, and bucket. The Custom-built movements screen enables them to choose pre-set commands or record the model's actions to create complex sequences of movements. And, with the Challenges & achievements screen, users can complete challenges to unlock reward badges. This excavator model features the LEGO® TECHNIC™ CONTROL+ app for a more immersive and realistic play experience and hours of fun. The app-controlled LEGO® Technic™ Liebherr R 9800 Excavator is operated via a smart device with 4 alternative control screens. Go to LEGO.com/devicecheck for a list of compatible smart devices. Multi-function control: Drive forward, reverse, steer, rotate the superstructure, extend, raise, and lower the boom, open and tilt the bucket, and get model feedback, such as boom and superstructure position, power usage, and drive distance. One-touch control: Select an on-screen drag pattern and see the excavator respond to your command. Custom-built movements: Use pre-set commands or record the model's actions to create complex sequences of movements. Challenges & achievements: Complete challenges to unlock reward badges. Replica of the Liebherr R 9800 Excavator with a variety of true-to-life features and functions, finished with an authentic color scheme and cool sticker detailing. Includes 3 XL Motors, 4 L Motors, and 2 Bluetooth-controlled Smart Hubs. Smart Hubs feature Bluetooth Low Energy (BLE) connectivity, an activation button, 6 axis sensor (3 gyro and 3 accelerometer sensors), and 4 connectivity ports. The app allows users to connect to multiple hubs, ensuring precise and true-to-life movements. Download the app from the App Store or Google Play. Ask your parents' permission before going online. This excavator toy requires batteries (not included). Please refer to the product packaging for type and quantity. This LEGO® Technic™ construction toy introduces LEGO builders to advanced elements of engineering. Not compatible with the Power Functions systems. The Liebherr R 9800 Excavator measures over 15" (39cm) high, 25" (65cm) long, and 10" (27cm) wide.

Frequently asked questions

Quick answers about price, stock and set data.

What is the lowest price for Liebherr R 9800 Excavator?
The lowest current price we show is €879,95.
Has LEGO 42100 ever been cheaper?
The lowest historical price was €781,19 on 23 Dec 2025 at Bol.com.
How many pieces does LEGO 42100 have?
This set has 4,108 pieces.
What year is this set from?
LEGO 42100 was released in 2019.
What is the RRP for LEGO 42100?
LEGO's recommended retail price is €449,99.
What is the recommended age for LEGO 42100?
LEGO recommends ages 12+ for this set.
Is LEGO 42100 still available?
Yes, this set is currently available at 2 retailers.
Which retailers do you compare?
We currently compare 2 retailer prices for this set.
How often do you update prices?
We check prices multiple times per day at every tracked retailer and publish the most recent value on this page.