Birthday Cake
40780-1 Seasonal 2025 160 parts 8.5% repair risk Easy
The LEGO Seasonal Birthday Cake (40780-1), a 160-piece set from 2025, presents a festive model with dual functionality. This decorative cake features rich chocolate icing, vibrant colorful sprinkles, and distinct chocolate and orange pieces adorning its top surface. A unique play feature allows the cake to open, revealing a charming interior birthday scene. Inside, a detailed minifigure awaits at a table, complete with a miniature cake and a wrapped present. The minifigure comes with two distinct hair pieces, offering customization for the celebratory tableau. This set combines display appeal with an interactive element, extending its narrative beyond a typical static model.
Parts Inventory
| Part | Qty | LEGO price each |
|---|---|---|
![]() Plate 2 x 3 3021 | 1× | €0,13 |
![]() Cone 1 x 1 [Top Groove] 59900 | 1× | €0,05 |
![]() Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] 99563 | 3× | €0,05 |
![]() MINI LEG 41879 | 1× | Check price → View |
![]() Plate Round Corner 3 x 3 30357 | 1× | €0,17 |
![]() Plant, Flower, Plate Round 1 x 1 with 5 Petals 24866 | 2× | €0,06 |
![]() PLATE 2X2 ROUND 4032 | 1× | Check price → View |
![]() Brick 1 x 2 3004 | 6× | €0,11 |
![]() Brick 1 x 1 3005 | 6× | €0,07 |
![]() Brick 1 x 6 3009 | 4× | €0,25 |
![]() MINI HEAD NO 677 90787 | 1× | Check price → View |
![]() Brick Special 1 x 1 with Stud on 1 Side 87087 | 2× | €0,11 |
Repairability
Can you fix Birthday Cake if a piece goes missing?
4 of the 47 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.
Theme average
2.1%
All sets
6.7%
Hardest to replace
More Seasonal sets
Browse more LEGO Seasonal sets related to Birthday Cake, including models from 2025 and other sets in the same theme.
Build DNA
Parts inventory insights for Birthday Cake
160 pieces puts this build -21% against the average Seasonal set and -75% against the average 2025 release.
Vs average Seasonal set
Average Seasonal set: 203 pieces across 308 other sets.
Vs average 2025 set
Average 2025 set: 637 pieces across 562 other sets.
Color profile
Dominant color
Yellow
Unique parts
0.7 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Brick Round Curved 1 x 1 x 1 1/3 Quarter Dome
20xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
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![Cone 1 x 1 [Top Groove]](https://cdn.rebrickable.com/media/parts/elements/4529237.jpg)
![Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]](https://cdn.rebrickable.com/media/parts/elements/6271228.jpg)








