What age is the K-2SO recommended for?

This set is recommended for ages 10+.

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🏛 Star Wars

Set #75434

K-2SO

K-2SO is a surprisingly expressive build.

Before you buy

Who it's for: Ages 10+ · Intermediate build Perfect for teens and adults who love Star Wars and enjoy building character models
Build: 845 pieces · about 4.5 hours Build time is an estimate.
Price: $89.99 list price · 10.6¢ per piece
Availability: Current release · expected exit Jul 31, 2027

★★★★☆ 4.4 community rating from 94 ratings

Fans appreciate the accurate representation of K-2SO's design and posability, but some find the color scheme a bit bland and wish for more unique building techniques. Overall, a solid display piece for Star Wars enthusiasts.

$89.99

Best Price

$80.99

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📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

K-2SO is a surprisingly expressive build. This set captures the droid's lanky frame and distinctive personality with clever parts usage and posing options, bringing a fan-favorite character to brick-built life.

This set is perfect for Star Wars fans and intermediate builders. The build offers a satisfying challenge without being overwhelming, resulting in a detailed display piece that fits well in any collection.

Skip this if you prefer minifigure-scale models or action-oriented play. Consider the buildable figures of other Star Wars characters like Darth Vader (75304-1), which offers a different building experience.

✨ New

Ask BlockTalk about this set

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Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the K-2SO - building tips, investment potential, comparisons, or anything else!

Try asking:

How does the K-2SO build compare to other buildable character models? What are the best ways to pose and display K-2SO? How will this set's value change after it retires? Is this set worth the price for casual Star Wars fans?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

845

Pieces

⏱

4.5h

Estimated Build Time

📊

Intermediate

Difficulty

👤

10+

Ages

Build Highlights:

Intricate shaping captures K-2SO's unique silhouette
Clever use of Technic elements for posability
Incorporates grille tiles for textural detail
Stable and sturdy construction for display

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

→ Price stable

Investment Grade

⏳ Current release

The K-2SO set offers moderate investment potential. As a character from a popular Star Wars film, it benefits from established fan interest. The piece count is reasonable for the price, and the unique design should appeal to collectors. However, its availability and the potential for future similar sets could limit significant appreciation. Retirement of the set would boost its value. Compared to other Star Wars sets, its investment grade is solid but not exceptional.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

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Compared to other buildable Star Wars figures, K-2SO offers a unique aesthetic due to its lanky design. While Darth Vader (75304-1) provides a more imposing presence, K-2SO stands out with its distinct character and posability. If you prefer a more traditional LEGO experience, consider a vehicle set like the X-Wing (75355-1). K-2SO is a good choice for those seeking a displayable character model with a moderate building challenge.

1 Minifigure Included

K-2SO

4 parts

B+

The K-2SO figure is brick-built and not a traditional minifigure, but it is the focal point of the set and offers posable articulation.

📦 Parts Inventory

Official piece count: 845
Parts cataloged in this inventory: 198 unique parts, 841 pieces
Minifigures: 1

The official piece count includes the 4 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Sticker Sheet for...

Part #: 10113907 1× [No Color/Any Color]

Tile Special 2 x ...

Part #: 11203 1× Dark Bluish Gray

Tile Special 2 x ...

Part #: 11203 2× Black

Brick Special 1 x...

Part #: 11211 1× Light Bluish Gray

Plate Round 6 x 6...

Part #: 11213 2× Light Bluish Gray

Technic Axle Pin ...

Part #: 11214 2× Dark Bluish Gray

Brick Curved 2 x ...

Part #: 11477 10× Black

Plate Special 1 x...

Part #: 14704 2× Dark Bluish Gray

Tile 2 x 2 Corner

Part #: 14719 2× Black

Tile 2 x 2 Corner

Part #: 14719 4× Light Bluish Gray

Brick Curved 2 x ...

Part #: 15068 4× Black

Technic Axle 5 wi...

Part #: 15462 3× Reddish Brown

Plate Special 1 x...

Part #: 15573 1× Black

Plate Special 1 x...

Part #: 15573 1× Tan

Brick Sloped 45° ...

Part #: 15672 4× Black

Plate Special Rou...

Part #: 1745 1× Black

Tile Round 1 x 2 ...

Part #: 1748 2× Dark Bluish Gray

Tile 4 x 4

Part #: 1751 2× Light Bluish Gray

Plate Round Half ...

Part #: 18646 2× Black

Technic Axle Pin ...

Part #: 18651 2× Black

Technic Pin Conne...

Part #: 18654 2× Black

Hinge Plate 1 x 4...

Part #: 1927 4× Light Bluish Gray

Brick Round 2 x 2...

Part #: 1994 2× Black

Tile Special Roun...

Part #: 20482 4× Black

Brick Sloped Inve...

Part #: 2310 2× Dark Bluish Gray

Bar Holder with H...

Part #: 23443 2× Dark Bluish Gray

Tile Special 1 x ...

Part #: 2412b 12× Light Bluish Gray

Tile Special 1 x ...

Part #: 2412b 1× Dark Bluish Gray

Brick Curved Inve...

Part #: 24201 4× Black

Brick Curved Inve...

Part #: 24201 2× Dark Bluish Gray

Wedge Plate 2 x 2...

Part #: 24299 2× Black

Wedge Plate 2 x 2...

Part #: 24307 2× Black

Tile 1 x 4 with G...

Part #: 2431 1× Reddish Orange

Tile 1 x 4 with G...

Part #: 2431 2× Black

Wedge Plate 3 x 3...

Part #: 2450 2× Black

Brick 2 x 6

Part #: 2456 4× Medium Azure

Tile Round 1 x 1 ...

Part #: 25269 6× Black

Plate Special 1 x...

Part #: 2540 2× Black

Brick Special 1 x...

Part #: 2653 6× Black

Plate Round 2 x 2...

Part #: 2654 4× Black

Wedge Plate 2 x 2...

Part #: 26601 2× Black

Tile 2 x 3

Part #: 26603 2× Light Bluish Gray

Tile 2 x 3

Part #: 26603 1× Black

Brick Special 1 x...

Part #: 26604 2× Black

Technic Disc 3 x 3

Part #: 2723 4× Dark Bluish Gray

Tile Special 2 x ...

Part #: 27263 4× Light Bluish Gray

Technic Axle Towball

Part #: 2736 2× Light Bluish Gray

Turntable 2 x 2 F...

Part #: 27448 1× Black

Tile 2 x 2 Curved...

Part #: 27925 4× Black

Technic Wedge Bel...

Part #: 2815 2× Yellow

Technic Wedge Bel...

Part #: 2815 1× Black

Bracket 1 x 2 - 1...

Part #: 28802 6× Black

Brick Wedged, Cur...

Part #: 29119 2× Black

Brick Wedged, Cur...

Part #: 29120 2× Black

Lever Small Base ...

Part #: 298c02 2× Black

Brick 2 x 3

Part #: 3002 2× Light Bluish Gray

Brick 2 x 3

Part #: 3002 1× Bright Pink

Brick 1 x 2

Part #: 3004 4× Light Bluish Gray

Brick 1 x 1

Part #: 3005 1× Dark Bluish Gray

Brick 1 x 8

Part #: 3008 2× Medium Nougat

Plate 2 x 4

Part #: 3020 6× Light Bluish Gray

Plate 2 x 4

Part #: 3020 2× Black

Plate 2 x 3

Part #: 3021 2× Dark Bluish Gray

Plate 2 x 3

Part #: 3021 16× Black

Plate 2 x 2

Part #: 3022 6× Black

Plate 2 x 2

Part #: 3022 1× Yellow

Plate 2 x 2

Part #: 3022 3× Sand Blue

Plate 1 x 2

Part #: 3023 19× Dark Bluish Gray

Plate 1 x 2

Part #: 3023 9× Black

Plate 1 x 2

Part #: 3023 10× Medium Azure

Plate 1 x 1

Part #: 3024 23× Black

Plate 1 x 1

Part #: 3024 8× Yellow

Plate 4 x 10

Part #: 3030 1× Black

Plate 2 x 8

Part #: 3034 2× Black

Hinge Plate 1 x 2...

Part #: 30383 2× Black

Wedge Plate 4 x 4...

Part #: 30503 4× Black

Brick Round 1 x 1...

Part #: 3062b 1× Trans-Yellow

Tile 2 x 2 with G...

Part #: 3068b 4× Black

Tile 2 x 2 with G...

Part #: 3068b 2× Light Bluish Gray

Tile 2 x 2 with Y...

Part #: 3068bpr9347 1× Black

Tile 1 x 2 with G...

Part #: 3069b 12× Black

Tile 1 x 1 with G...

Part #: 3070b 3× Black

Animal / Creature...

Part #: 3171 8× Black

Plate Special 3 x...

Part #: 3176 2× Black

Plate Special 3 x...

Part #: 3176 1× Dark Bluish Gray

Part #: 32028 9× Black

Technic Axle and ...

Part #: 32034 4× Dark Bluish Gray

Technic Axle 2 No...

Part #: 32062 11× Red

Technic Brick 1 x...

Part #: 32064a 4× Yellow

Technic Brick 1 x...

Part #: 32064a 4× Dark Bluish Gray

Technic Axle and ...

Part #: 32184 2× Dark Bluish Gray

Technic Beam 1 x ...

Part #: 32316 2× Blue

Technic Ball Joint

Part #: 32474 1× Black

Technic Pin Conne...

Part #: 32530 2× Red

Brick Curved Inve...

Part #: 32803 2× Dark Orange

Plate Special Rou...

Part #: 32828 2× Black

Plate Special 1 x...

Part #: 3386 2× Red

Plate Special 1 x...

Part #: 3386 2× White

Plate Special 2 x...

Part #: 33909 7× Black

Plate Special 1 x...

Part #: 34103 4× Black

Plate Special 1 x...

Part #: 34103 9× Dark Bluish Gray

Plate 1 x 8

Part #: 3460 2× Black

Technic Driving R...

Part #: 35186 2× Black

Brick Sloped Doub...

Part #: 35464 2× Red

Plate Special 1 x...

Part #: 35480 11× Black

Tile 45° Cut 2 x ...

Part #: 35787 4× Light Bluish Gray

Plate 1 x 3

Part #: 3623 12× Black

Brick Sloped Inve...

Part #: 3665 2× Black

Plate 1 x 6

Part #: 3666 2× Lime

Brick Special 2 x...

Part #: 3668 2× Dark Bluish Gray

Bracket 1 x 1 - 1...

Part #: 36840 4× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 36840 4× Black

Technic Brick 1 x...

Part #: 3700 14× Orange

Technic Brick 1 x...

Part #: 3700 6× Black

Technic Brick 1 x...

Part #: 3701 2× Black

Technic Axle 12

Part #: 3708 2× Red

Plate 1 x 4

Part #: 3710 5× Bright Pink

Plate 1 x 4

Part #: 3710 2× Light Bluish Gray

Plate 1 x 4

Part #: 3710 4× Black

Plate 1 x 4

Part #: 3710 2× Dark Bluish Gray

Plate 1 x 4

Part #: 3710 4× Red

Plate 1 x 4

Part #: 3710 4× Yellow

Technic Bush

Part #: 3713 2× Black

Brick Curved 1 x ...

Part #: 37352 3× Black

Equipment Candles...

Part #: 37762 2× Dark Bluish Gray

Plate 2 x 6

Part #: 3795 1× Blue

Plate 2 x 6

Part #: 3795 5× Black

Plate 2 x 10

Part #: 3832 1× Black

Hinge Brick 1 x 2...

Part #: 3937 2× Black

Plate Round 2 x 2...

Part #: 4032a 2× Medium Azure

Plate Round 2 x 2...

Part #: 4032a 4× Black

Tile 1 x 8 with G...

Part #: 4162 2× Black

Bracket 2 x 2 wit...

Part #: 41682 3× Black

Bracket 2 x 2 wit...

Part #: 41682 4× Light Bluish Gray

Plate Special 1 x...

Part #: 41740 2× Light Bluish Gray

Wedge Plate 4 x 2...

Part #: 41769 1× Dark Bluish Gray

Wedge Plate 4 x 2...

Part #: 41769 5× Black

Wedge Plate 4 x 2...

Part #: 41770 1× Dark Bluish Gray

Wedge Plate 4 x 2...

Part #: 41770 5× Black

Technic Wedge Bel...

Part #: 4185 2× Black

Technic Wedge Bel...

Part #: 4185 4× Dark Bluish Gray

Technic Axle Conn...

Part #: 42135 2× Red

Technic Axle Conn...

Part #: 42135 4× Black

Technic Driving R...

Part #: 42195 2× Black

Technic Pin 1/2 w...

Part #: 4274 2× White

Plate 2 x 16

Part #: 4282 1× Black

Brick Sloped 33° ...

Part #: 4286 2× Black

Technic Pin Long ...

Part #: 42924 6× Blue

Plate Special 2 x...

Part #: 4304 1× Dark Bluish Gray

Plate Special 2 x...

Part #: 4304 2× Lime

Wedge Plate 4 x 4...

Part #: 43719 1× Black

Wedge Plate 3 x 2...

Part #: 43722 1× Black

Wedge Plate 3 x 2...

Part #: 43723 1× Black

Technic Axle 7

Part #: 44294 1× Yellow

Bracket 1 x 2 - 2...

Part #: 44728 2× Dark Bluish Gray

Bracket 1 x 2 - 2...

Part #: 44728 3× Light Bluish Gray

Technic Axle 3

Part #: 4519 2× Light Bluish Gray

Brick Sloped 1 x ...

Part #: 4569 8× Black

Technic Rotation ...

Part #: 47455 2× Black

Brick Wedged, Cur...

Part #: 47753 1× Black

Brick Special 1 x...

Part #: 47905 1× Bright Green

Technic Brick Spe...

Part #: 48169 2× Dark Bluish Gray

Plate Special 2 x...

Part #: 5066 2× Dark Bluish Gray

Brick Curved 3 x ...

Part #: 50950 2× Black

Wedge Plate 2 x 4

Part #: 51739 4× Black

Plate Special Rou...

Part #: 5264 2× Black

Technic Ball Join...

Part #: 53585 2× Black

Brick Sloped 18° ...

Part #: 5404 6× Black

Brick Wedged, Cur...

Part #: 5414 1× Black

Brick Wedged, Cur...

Part #: 5415 1× Black

Brick Sloped 30° ...

Part #: 54200 16× Black

Brick Sloped 30° ...

Part #: 54200 8× Dark Bluish Gray

Hinge Plate 1 x 2...

Part #: 54657 2× Black

Tile Round 2 x 2 ...

Part #: 5520 5× Black

Technic Brick 1 x...

Part #: 5565 2× Red

Wheel 18 x 14 wit...

Part #: 55981 4× Black

Hinge Cylinder 1 ...

Part #: 57360 1× Black

Technic Brick Spe...

Part #: 57909b 1× Dark Tan

Brick Round Corne...

Part #: 5906 4× Black

Brick Curved 1 x ...

Part #: 5907 6× Black

Plate Round 4 x 4...

Part #: 60474 1× Black

Brick Sloped 18° ...

Part #: 60477 2× Black

Plate 1 x 12

Part #: 60479 2× Dark Bluish Gray

Technic Axle 9

Part #: 60485 1× Light Bluish Gray

Plate Special 1 x...

Part #: 60897 2× Light Bluish Gray

Plate Special 1 x...

Part #: 61252 8× Dark Bluish Gray

Technic Pin with ...

Part #: 61332 6× Black

Hinge Brick 2 x 2...

Part #: 6134 2× Black

Plate Round 1 x 1...

Part #: 6141 4× Yellow

Plate Round 1 x 1...

Part #: 6141 6× White

Plate Round 1 x 1...

Part #: 6141 4× Dark Bluish Gray

Plate Special 6 x...

Part #: 6178pr0018 1× Black

Plate Special 4 x...

Part #: 6179 1× Black

Wheel Arch, Mudgu...

Part #: 62361 2× Black

Tile 1 x 3

Part #: 63864 4× Light Bluish Gray

Plate Special 4 x...

Part #: 64799 2× Dark Bluish Gray

Dish 4 x 4 with 4...

Part #: 65138 2× Black

Part #: 6632 2× Black

Technic Axle Conn...

Part #: 67695 1× Red

Technic Brick Spe...

Part #: 67696 3× Black

Brick Wedged, Cur...

Part #: 6929 2× Black

Brick Wedged, Cur...

Part #: 6930 2× Black

Bracket 1 x 2 - 2...

Part #: 6970 4× Black

Tile 2 x 6

Part #: 69729 1× Black

Plate Special 2 x...

Part #: 7068 2× Black

Technic Brick Spe...

Part #: 73109 2× Black

Technic Brick 1 x...

Part #: 73230 4× Orange

Bracket 1 x 1 - 1...

Part #: 73825 10× Dark Bluish Gray

Tile Special Roun...

Part #: 77813 2× Black

Plate 3 x 3 Corner

Part #: 77844 2× Black

Plate Special 1 x...

Part #: 77845 2× Black

Plate 1 x 5

Part #: 78329 2× Black

Wedge Plate 6 x 2...

Part #: 78443 1× Black

Wedge Plate 6 x 2...

Part #: 78444 1× Black

Plate Special Rou...

Part #: 79194 2× Dark Bluish Gray

Plate Special Rou...

Part #: 79194 2× Black

Bracket 1 x 1 - 1...

Part #: 79389 2× Black

Bracket 1 x 1 - 1...

Part #: 79389 6× Dark Bluish Gray

Plate Special 1 x...

Part #: 79987 2× Dark Bluish Gray

Brick Sloped 30° ...

Part #: 85984 2× Light Bluish Gray

Brick Sloped 30° ...

Part #: 85984 10× Black

Brick Sloped 30° ...

Part #: 85984 8× Dark Bluish Gray

Tile 2 x 4 with G...

Part #: 87079 2× Black

Technic Axle 4 wi...

Part #: 87083 1× Dark Bluish Gray

Brick Special 1 x...

Part #: 87087 4× Black

Brick Wedged 2 x ...

Part #: 87620 4× Black

Plate Special 3 x...

Part #: 88646 4× Light Bluish Gray

Brick Curved 2 x ...

Part #: 88930 1× Black

Technic Pin 1/2 w...

Part #: 89678 4× Red

Hinge Plate 2 x 2...

Part #: 92582 1× Black

Brick Arch 1 x 6 ...

Part #: 92950 2× Tan

Brick Curved 4 x ...

Part #: 93273 2× Dark Bluish Gray

Bracket 1 x 2 - 2...

Part #: 93274 5× Black

Brick and Axle Se...

Part #: 96874 1× Orange

Large Figure Weap...

Part #: 98585 4× Black

Bracket 1 x 2 - 2...

Part #: 99207 8× Black

Tile Special 1 x ...

Part #: 99563 4× Black

Tile Special 1 x ...

Part #: 99563 1× Pearl Titanium

Bracket 1 x 2 - 1...

Part #: 99780 3× Dark Bluish Gray

Bracket 1 x 2 - 1...

Part #: 99780 3× Black

Bracket 1 x 2 - 1...

Part #: 99781 2× Dark Bluish Gray

Bracket 1 x 2 - 1...

Part #: 99781 1× Yellow

Bracket 1 x 2 - 1...

Part #: 99781 6× Black

The set includes a useful selection of black and dark bluish gray plates and slopes, making it a good source for general building and MOC projects. The orange Technic bricks add a pop of color and could be useful for mechanical creations.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

Based on 7 videos

3.3 /5

Mixed

14% positive

BlockTalk AI

LEGO Star Wars K-2SO (75434) is met with neutral sentiment overall, with reviewers like MandRproductions suggesting it is underpriced. Most reviewers offer independent, unsponsored reviews and provide affiliate links to support their work, indicating a balanced perspective.

LEGO Star Wars 75434 K-2SO Review! (2025)

MandRproductions • 111.2K views Review

LEGO Star Wars K-2SO REVIEW | Set 75434

Solid Brix Studios • 55.7K views Review

LEGO Star Wars K2-SO Large-scale 16" model review! Fallen Order emotional damage #NotSponsored 75434

JANG's LEGO Reviews • 25.1K views Review

Community Sentiment

Based on 7 YouTube reviews

Not enough Reddit data

YouTube

3.3 /5

Mixed

14% positive

Positive

Mixed

Critical

BlockTalk AI Analysis

What the Community Says

6 YouTube reviews

BlockTalk AI Summary

JANG's LEGO Reviews provides an independent fan review, while DuckBricks offers an early look at the set. OB-1 Studios highlights the unexpected nature of the buildable K-2SO character based on Rogue One, suggesting a positive surprise for fans.

Reddit Reviews

No Reddit reviews found

YouTube Reviews

6 videos

LEGO Star Wars 75434 K-2SO Review! (2025)

MandRproductions

111.2K views Review

LEGO Star Wars K-2SO REVIEW | Set 75434

Solid Brix Studios

55.7K views Review

LEGO Star Wars K2-SO Large-scale 16" model review! Fallen Order emotional damage #NotSponsored 75434

JANG's LEGO Reviews

25.1K views Review

🔄 LEGO Star Wars 2016 K-2SO buildable figure review! 75120 re upload

JANG's LEGO Reviews

4.4K views Review

View all 6 on YouTube

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

📖 Building Instructions 2

BI 3106, 160+4, 75434 V29

Download PDF

BI 3106, 160+4, 75434 V39

Download PDF

Inventory Statistics

200

Unique Parts

845

Official Piece Count

841

Cataloged Inventory Pieces

Minifigures

Spare Parts

The official piece count includes the 4 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.