# STAR WARS 75421

**Brand:** LEGO
**Category:** Jouets & jeux
**Code (GTIN/SKU):** 5702017817682
**Canonical URL:** https://openreviews.io/en/reviews/lego/star-wars-75421-5702017817682

## Rating: 4.2/5 ★★★★☆ — 53 reviews analyzed
_Confidence: high_

## At a glance

STAR WARS 75421 (LEGO) reviews: 4.2/5 based on 53 analyzed reviews from 4 sites, updated November 9, 2026.

Praised: successful interactivity and sound and light effects.

53 reviews analyzed, all published on other sites.
Other sites: 4 sources, 53 reviews, average rating 4.2/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This interactive building set from the SMART Play range particularly appeals to fans of the universe thanks to its successful connected experience. Users highly appreciate the integration of dynamic sounds and lights that enrich the overall play experience. The smooth operation with the dedicated app makes the whole set particularly immersive and entertaining.

## Strengths

- **Successful interactivity** — The interactive experience offered via the SMART Play range app is smooth and very well designed.
- **Sound and light effects** — The dynamic sounds and lights bring real added value and energize the play sessions.

## Frequently asked questions

- How does the app work with the game?
- What sound and light effects are included?
- Is the assembly suitable for younger children?
- Are batteries required for the interactivity?

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_Source: OpenReviews — https://openreviews.io/en/reviews/lego/star-wars-75421-5702017817682_