SMART Play™: Darth Vader's TIE Fighter™ (75421)
Prices last checked: 30 April 2026 at 18:29
Available From
Price Analysis
Lowest Price Ever
£49.06
at Amazon DE · Apr 2026
Average Price (12mo)
£60.02
Current vs Average
-18.3%
Below average
Price Trend
Falling
Last 30 days
Best Month to Buy
April
Value Score
9.0/10
Price-per-piece vs theme avg
The lowest price we've recorded for SMART Play™: Darth Vader's TIE Fighter™ is £49.06 at Amazon DE in April 2026. The current price is 18.3% below the 12-month average of £60.02. Prices have been trending downward recently — a good time to buy. Historically, April tends to offer the best prices for this set.
Price History & Buying Verdict
- •The current best price of £49.06 is within 5% of the all-time low we've recorded (£49.06 at Amazon DE, April 2026).
- •It's currently 18.3% below the 12-month average price of £60.02 — a notably good window.
- •Prices have trended downward over the last 30 days — there's a chance of a further dip.
- •On price-per-piece, this is one of the better-value sets in the Star Wars™ range (value score 9.0/10 vs theme average).
- •A recent price drop of about £11.79 was recorded in the last 30 days.
We've been tracking the price of LEGO Star Wars™ SMART Play™: Darth Vader's TIE Fighter™ (473 pieces) for 106 days, recording 37 data points across LEGO.com and major UK retailers. Over that period the price has dropped 8 times below previous levels, with the lowest price ever recorded being £49.06 at Amazon DE in April 2026.
The 12-month average sale price for set 75421 works out to £60.02 — that's 0.1% above the LEGO RRP of £59.99. The highest price we recorded across our tracked retailers was £89.99, giving a range of about £40.93 between the cheapest and most expensive observation.
Amazon UK has run the most price drops on this set in the period we've tracked, making it the retailer most worth watching for short-term deals. Historically, April has produced the lowest average prices for SMART Play™: Darth Vader's TIE Fighter™, so if you're not in a hurry it's worth bookmarking the page closer to that window. Prices have been trending downward over the last 30 days.
Want to see how LEGO SMART Play™: Darth Vader's TIE Fighter™ (set 75421) compares against other sets? Browse the best-value LEGO sets or check the full price-history tracker.
Description
SMART Play™: Darth Vader's TIE Fighter™ (75421) is a LEGO Star Wars™ set with 473 pieces, with an RRP of £59.99. It's currently available from £49.06 at Amazon DE — 8% below the RRP, saving you £5.00. Prices have been falling over the last 30 days. With a value score of 9.0/10, this set offers excellent value compared to other Star Wars™ sets.
SpecificationsIntroduce kids to the LEGO® Star Wars™ galaxy that plays back with this interactive building toy, featuring Darth Vader’s TIE Fighter (75421). Part of a range of sets powered by the LEGO SMART Play™ system, this All-In-One Set includes all SMART Play components – a SMART Brick and charger, a LEGO SMART minifigure and a SMART Tag – enabling responsive play, dynamic lights, sounds and more. Hear roaring engines as the TIE Fighter is launched and swooshed in different directions. Bring SMART Darth Vader to life. Dodge incoming fire from the Rebel outpost. Pull the trigger to activate laser-shooting sounds. Refuel and repair the iconic Star Wars vehicle at the Imperial fuel station. Add SMART Play Compatible Sets (sold separately) for more interactive play options. Help children get started, troubleshoot, control sound levels and download updates for enhanced SMART Play action with the LEGO SMART Assist App. A top Star Wars gift for boys and girls aged 8 plus, this set contains 473 pieces.
Features
- INTERACTIVE BUILDING TOY – The Star Wars™ galaxy plays back with Darth Vader’s TIE Fighter (75421) All-In-One Set, powered by the LEGO® SMART Play™ system, with a SMART Brick and charger
- POWER UP THE TIE FIGHTER – Place the SMART Brick on the SMART Tag in the starfighter for motion-activated engine sounds and lights, laser-shooting, refueling and repair sounds
- LEGO® SMART STAR WARS™ MINIFIGURE – Bring SMART Darth Vader to life with the SMART Brick for immersive play, triggering reactions to situations he experiences
- BUILT FOR IMMERSIVE PLAY – Refuel the TIE Fighter at the fuel station, attack with Darth Vader’s Lightsaber™ and help the Rebel Fleet Trooper defend the Rebel outpost with its dual stud shooter
- GIFT FOR KIDS – Boys and girls ages 8 and up who love Star Wars™ can enjoy screen-free action play with this exciting set that’s great for solo play or battling with friends
- LEGO® SMART ASSIST APP – Help children unlock more from the SMART Play™ system with the SMART Assist App; get started, troubleshoot, control sound levels and download updates for enhanced play
- MIC DROP – This LEGO® Star Wars™ set includes a deactivated, built-in microphone for potential future play features; activation will require both your permission and a firmware update
- DIMENSIONS – The TIE Fighter in this 473-piece set measures over 4 in. (10 cm) high, 4 in. (11 cm) long and 5.5 in. (15 cm) wide; SMART Brick battery life is approx. 45 minutes per charge
Frequently Asked Questions about SMART Play™: Darth Vader's TIE Fighter™
What is the best price for LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set 75421)?
The best current price for LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set #75421) is £58.40 at Amazon DE. This is £5.00 cheaper than the official LEGO RRP of £59.99. Price last verified on 30 April 2026.
How much can I save on LEGO SMART Play™: Darth Vader's TIE Fighter™?
You can save £5.00 (8% off) on LEGO SMART Play™: Darth Vader's TIE Fighter™ by buying from Amazon DE instead of LEGO.com. The official RRP is £59.99, but you can get it for just £58.40. Browse more top discounts.
How many pieces are in LEGO set 75421?
LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set #75421) contains 473 pieces. At the best available price of £58.40, that works out to approximately 12.3p per piece.
What age is LEGO SMART Play™: Darth Vader's TIE Fighter™ suitable for?
LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set #75421) is recommended for ages 8+. This set is part of the LEGO Star Wars™ theme. View all Star Wars™ sets and deals.
Where can I find the building instructions for LEGO SMART Play™: Darth Vader's TIE Fighter™?
You can download the official building instructions for LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set #75421) for free from LEGO.com. Download the building instructions here. The instructions are available as a PDF and can be viewed on any device.
Where can I buy LEGO SMART Play™: Darth Vader's TIE Fighter™ in the UK?
Is LEGO SMART Play™: Darth Vader's TIE Fighter™ on sale right now?
Yes! While not on sale at LEGO.com, you can get LEGO SMART Play™: Darth Vader's TIE Fighter™ for £58.40 at Amazon DE - that's 8% below the official RRP of £59.99. Browse more best offers.
What is the lowest price ever recorded for LEGO SMART Play™: Darth Vader's TIE Fighter™?
The lowest price we've recorded for LEGO SMART Play™: Darth Vader's TIE Fighter™ (Set #75421) is £49.06 at Amazon DE in April 2026. That's 18% off the LEGO RRP of £59.99. Track the latest movements on our LEGO price history page.
Is LEGO SMART Play™: Darth Vader's TIE Fighter™ good value for money?
Comparing piece-count to price across the LEGO Star Wars™ theme, this set scores 9.0 / 10 for value. That works out to about 12.3p per piece. That puts SMART Play™: Darth Vader's TIE Fighter™ in the top tier of Star Wars™ sets for raw build value — you're paying noticeably less per brick than the theme average. Compare against other contenders on our best-value LEGO sets page.
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