A compact brick-built RB20 for F1 fans who want a smaller display model than the Technic version.
Research-based buying advice. Product sources checked 2026-09-26. This is not a hands-on review. Recommendations are our interpretation of the documented features and the use cases discussed below.
A smaller RB20 format
LEGO lists this Speed Champions version at 20 cm long with 251 pieces. It is a more compact display choice than Technic 42206, rather than a smaller package of the same kit.
Who should consider it
Consider this set if you want room for several cars or prefer a focused build subject without allocating a large shelf. Check the age guidance and model dimensions before buying it as a gift.
Avoid a model-number mix-up
Both 77243 and 42206 use the RB20 name. Confirm the set number at checkout. We have not assembled either set, so this comparison is based on documented format and dimensions.
Sources and further reading
No hands-on test has been performed for this product profile. No review score or measured performance result is assigned.