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TLDR Review: Lego Technic 42140 Vehicle

By ShopSavvy Team

Published: May 2nd, 2025

Pros

•Challenging and rewarding construction process, ideal for older children.
•Features dynamic interactions, like flipping when driving up a wall, enhancing play.
•App control adds value with remote control and builn games for interactive experiences.
•Promotes family engagement as children create obstacles, learning teamwork and probleolving.
•Durable and sturdy build withstanding impacts and rough handling.
•Easy access to motors and battery pack for hasslree maintenance.
•Suitable beginner remote control vehicle with an intuitive app interface.
•Higuality instructions make for an enjoyable construction experience.
•Provides an educational look at inner components, boosting understanding of mechanics.

Cons

•Flipping mechanism may occasionally fail to reset, requiring creative fixes.
•Instruction booklet lacks power unit operation details, requiring external sources like YouTube for guidance.
•Potential compatibility issues with app connection on newer phone models.
•Tracks can detach if not securely attached or dropped from a height.
•Interest may wane over time without added features or expansions.
•Suggestions for improvements include more accessories and compatibility with LEGO figures.

Bottom Line

The Lego Technic App-Controlled Transformation Vehicle 42140 offers a highly engaging and educational experience, perfect for older children and family bonding. While its app-controlled features and dynamic interactions provide endless fun, minor instruction gaps and compatibility issues suggest some room for improvement. Overall, it's an impressive kit for those ready to tackle its complexities and delve into interactive play.

Lowest at any Popular Retailer

$119.99 at eCrater

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 52 retailers to give you the short version.