LEGO® News, Guides and Insights

Which Lego® sets stand tallest? This updated top ten ranks official sets by the height of the completed model and explains what makes each build distinctive.

The value of a Lego® set depends on which set it is, what condition it is in and which market you sell into. This guide shows you how to reach a realistic figure, and which parts of that figure are measured rather than estimated.

Compare 13 of the best Lego alternatives, from compatible off-brand bricks and technical cars to preschool sets and illuminated display models.

CaDA or LEGO®? Our practical comparison covers quality, compatibility, engineering, themes, electronics and value, plus a current CaDA set.

We rank 15 of the hardest Lego® sets to build using six clear difficulty factors, rather than judging them by piece count alone.

Discover the 10 biggest Lego® Star Wars sets, ranked consistently by piece count. The 2025 Death Star takes first place with 9,023 pieces.

Explore the 10 biggest Lego® Creator Expert and Icons sets by piece count. The 10,001-piece Eiffel Tower remains number one.

This guide ranks the ten biggest Lego® Friends sets by number of pieces.

This guide ranks the ten biggest Lego® Harry Potter sets by number of pieces.

Explore the ten biggest individual Lego® Ninjago retail sets, with a comparison table, release years and verified piece counts.

Compare the ten biggest individual Lego® Technic retail sets with release years, piece totals and a transparent ranking method.

Compare the ten biggest individual Lego® City retail sets by piece count, with multi-set bundles and value packs excluded.