🏛 Studios

Set #4078

T-Rex

The T-Rex (4078-1) is a charming and surprisingly detailed little set.

Before you buy

Who it's for: Beginner build Perfect for young children and LEGO beginners interested in dinosaurs.
Build: 18 pieces · about 0.3 hours Build time is an estimate.
Availability: Likely retired

★★★☆☆ 3.8 AI-generated review score, not a customer rating

Fans appreciate the set's simple yet effective design, capturing the T-Rex's likeness with few pieces. However, some find it too basic compared to modern LEGO dinosaur sets, and its small size limits its display potential.

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📝 Our Take

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

The T-Rex (4078-1) is a charming and surprisingly detailed little set. Despite its low piece count, it manages to capture the essence of a T-Rex with clever use of slopes and angles, making it a standout in the LEGO Studios theme.

This set is perfect for younger builders or LEGO enthusiasts looking for a quick and fun build. It's an excellent entry point into the world of LEGO dinosaurs and offers a delightful building experience that won't take up too much time or space.

Skip this if you're looking for a larger, more complex dinosaur model. Consider the larger LEGO dinosaur sets from the Jurassic World theme for a more challenging build and greater display presence.

✨ New

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How does this set compare to other LEGO dinosaur models in terms of detail and accuracy? What are some creative ways to display this T-Rex set? Is this set a good value for its piece count and current price? How does this set fit into the broader LEGO Studios theme and its collectibility?

🧱 Building Experience

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

🧩

Pieces

⏱

0.25h

Estimated Build Time

📊

Beginner

Difficulty

Build Highlights:

Simple and quick build
Uses slopes effectively to create the T-Rex shape
Great introduction to LEGO building
Compact and easily displayable

📈 Investment Analysis

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

→ Price stable

C+

Investment Grade

⏳ Retired

The T-Rex (4078-1) set presents a modest investment opportunity, driven by its age, relative rarity, and the enduring appeal of dinosaurs. While its low piece count limits its potential for significant appreciation, its status as a retired set from the Studios theme gives it some collector value. The current stable price suggests slow but steady growth. However, potential investors should be aware that the set's small size and limited complexity may cap its long-term value increase.

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

⚖ Compare Similar Sets

Compared to larger, more detailed dinosaur sets from the Jurassic World theme, the T-Rex (4078-1) is a simpler and more affordable option. While it lacks the complexity and play features of those sets, it offers a charming and nostalgic building experience. Collectors interested in vintage LEGO sets or those looking for a quick and easy build may prefer this set over newer, more elaborate models.

📦 Parts Inventory

Official piece count: 18
Parts cataloged in this inventory: 14 unique parts, 18 pieces

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

Plate 2 x 4

Part #: 3020 1× Orange

Brick Sloped 45° ...

Part #: 3039 1× Orange

Brick Sloped 45° ...

Part #: 3040b 2× Orange

Technic Brick 1 x...

Part #: 32064c 1× Orange

Brick Sloped Inve...

Part #: 3660 1× Orange

Brick Sloped Inve...

Part #: 3665 2× Orange

Plate Special 1 x...

Part #: 3794a 1× Orange

Animal Body Part ...

Part #: 40379 1× Orange

Animal Body Part,...

Part #: 40384 1× Orange

Brick Sloped 33° ...

Part #: 4286 2× Orange

Cone 1 x 1 [No To...

Part #: 4589 1× Orange

Animal / Creature...

Part #: 6127 1× Orange

Animal / Creature...

Part #: 6128 1× Orange

Technic Brick 1 x...

Part #: 6541 2× Orange

This set is comprised entirely of orange parts, which is a unique characteristic. The slopes are useful for creating smooth surfaces and angled designs in MOCs.

🛒 Where to Buy

eBay

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💎 Notable Parts

Orange Slope Inverted 45° 2 x 1 (2x) $0.20

Orange Slope 45° 2 x 1 with Bottom Pin (2x) $0.20

Orange Slope 33° 3 x 1 (2x) $0.20

Orange Technic Brick 1 x 1 with Pin Hole (2x) $0.30

Est. BrickLink Part Value

$0.90

💡 MOC Potential

🌳 Different dinosaur species (e.g., Velociraptor, Triceratops)

🤖 Mechanical dinosaur or robotic creature

🚗 Dinosaur-themed vehicle or transport

Community Insights

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Inventory Statistics

Unique Parts

Official Piece Count

Cataloged Inventory Pieces

Minifigures

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.

Roar into Action!The Mini T-Rex is here!