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LEGO SMART Play: Darth Vader's TIE Fighter (75421)

Star Wars · 473 pieces · 2 minifigures

From $55.99 at Amazon · 20% off

Not retiring yet (on sale since 2026)

LEGO SMART Play: Darth Vader's TIE Fighter (75421)
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Compare prices (US)

Regular price $69.99

See it at Amazon, $55.99

Buy now: $14.00 cheaper at Amazon than on LEGO.com today.

. Amazon offers can be third-party (marked).

Similar sets with bigger discounts

Price history

Lowest price today
$55.99
at Amazon
Lowest we’ve recorded
$55.95
Walmart, Oct 1, 2026
LEGO’s regular price
$69.99
today’s lowest is 20% off
Tracked since
Sep 29, 2026
7 price changes since
Price records (13)
  • October 21, 2026 · Targetout of stock$55.99
  • October 20, 2026 · Walmart$55.99
  • October 19, 2026 · Amazon$55.99
  • October 13, 2026 · Target$55.99
  • October 11, 2026 · Best Buy$69.99
  • October 11, 2026 · Barnes & Noble$69.99
  • October 6, 2026 · Walmart$55.95
  • October 6, 2026 · Walmart$55.95
  • October 3, 2026 · Amazon$55.95
  • October 2, 2026 · Walmart$69.97
  • October 1, 2026 · Walmart$55.95
  • September 29, 2026 · Walmart$69.97
  • September 29, 2026 · LEGO.com$69.99

Prices at LEGO.com, Amazon, Walmart, Target, Best Buy, and Barnes & Noble, checked daily. A line breaks when a store was out of stock or not selling the set.

LEGO SMART Play: Darth Vader's TIE Fighter in other countries

The lowest price today in each country where LEGO sells it, converted at the European Central Bank’s rate. Delivery across borders isn’t included: most stores only ship inside their own country.

CountryLowest priceIn USD
Show all 6 countries

Exchange rates of October 22, 2026.

Resale value

What the LEGO SMART Play: Darth Vader's TIE Fighter actually sold for on BrickLink, the LEGO-owned marketplace, in the last 6 months.

New

$64.57

Median of 13 sales (worldwide), from $51.08 to $78.08

-8% vs LEGO’s regular price ($69.99)

Used

$35.99

Median of 1 sale (US sellers)

-49% vs LEGO’s regular price ($69.99)

Sales on BrickLink, updated daily (last update October 23, 2026). Few sales mean a less reliable figure.

Set details

Pieces
473
Minifigures
2
Ages
8+
Released
2026
Set number
75421
Theme
Star Wars
Price per piece
11.8¢at today’s lowest price
LEGO.com rating
3.8
LEGO Insiders points
455

LEGO SMART Play: Darth Vader's TIE Fighter building instructions

Official instructions from LEGO.com, free to download. The LEGO Builder app has them too, many with 3D steps. All instructions on LEGO.com

LEGO SMART Play: Darth Vader's TIE Fighter parts list

463 pieces in 164 different parts and colors, plus 2 minifigures.

Minifigures

  • Darth Vader (SMART Play)Darth Vader (SMART Play)
  • Rebel Trooper / Rebel Fleet Trooper, Light Nougat Head (Angry / Neutral)Rebel Trooper / Rebel Fleet Trooper, Light Nougat Head (Angry / Neutral)
  • Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version, Black×204304
  • Plate Special 1 x 2 with Door Rail, Light Bluish Gray×1632028
  • Plate 1 x 2, Trans-Red×143023
  • Tile 2 x 6, Black×1269729
  • Brick Sloped Inverted 45° 2 x 1 with 2/3 Cutout, Dark Bluish Gray×82310
  • Plate Round 1 x 1 with Solid Stud, Dark Bluish Gray×86141

Parts list: Rebrickable.

About the LEGO SMART Play: Darth Vader's TIE Fighter

Introduce 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 ages 8 plus, this set contains 473 pieces.
  • 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
  • We are unable to ship items with batteries to PO Box address, APO addresses, or FPO addresses. To avoid delays to your order, during checkout, please provide a physical shipping address or select a UPS Access Point®.

Description: LEGO.com.

LEGO SMART Play: Darth Vader's TIE Fighter: FAQ

Is the LEGO SMART Play: Darth Vader's TIE Fighter retiring?

Not yet: the LEGO SMART Play: Darth Vader's TIE Fighter isn’t flagged as retiring. LEGO.com doesn’t list it as “Retiring soon”. We check every day and will update this page the day that changes.

How much is the LEGO SMART Play: Darth Vader's TIE Fighter?

The lowest price we found today is $55.99 at Amazon, out of 5 stores selling it today (regular price $69.99). Prices change often: this page is updated every day.

Should I buy the LEGO SMART Play: Darth Vader's TIE Fighter now or wait?

20% off at Amazon. The best price today is $55.99 at Amazon, 20% below LEGO’s regular price.

Where can I find the instructions for the LEGO SMART Play: Darth Vader's TIE Fighter?

LEGO publishes them for free on LEGO.com as 3 PDF booklets, linked on this page, and in the LEGO Builder app.

How many pieces are in the LEGO SMART Play: Darth Vader's TIE Fighter (75421)?

473 pieces and 2 minifigures. At today’s price, that’s 11.8¢ per piece.

When was the LEGO SMART Play: Darth Vader's TIE Fighter released?

It was released in 2026.

What is the LEGO SMART Play: Darth Vader's TIE Fighter worth?

New, it sold for $64.57 on BrickLink (median of 13 sales in the last 6 months, worldwide). Used, $35.99 (1 sale). LEGO’s regular price is $69.99.

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