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Bumblebee

The little yellow scout who actually transforms in your hands, no swapping parts, no cheating.

Brick Rated Score

4.3/5

Set 10338 · 2024

Pieces950

Minifigsn/a

Year2024

Set number10338

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The verdict

This is the follow up to LEGO's brilliant Optimus Prime, and I think it might be the more charming of the two.

Bumblebee folds from a VW-style bug into a full G1 robot without you pulling him apart, which still amazes me every time I do it. Robot mode is where he truly comes alive, and that's where he'll stay on my shelf. Vehicle mode has some honest gaps, and there's one annoying windscreen piece you do have to physically move, but at under a hundred dollars packed with printed parts, this one is easy to love.

Best for: Anyone who grew up on the 1984 Transformers cartoon and wants a real transforming model, not a static statue

The full review

What it is

The moment that got me with Bumblebee was the first transformation. You build what looks like a cheerful little yellow car, and then the instructions walk you through folding it in on itself until a robot is standing there staring back at you, all without prying a single section loose. As LEGO, that is genuinely clever engineering, and it makes the whole thing feel alive in a way a static display model never does. The designer, Samuel Johnson, deliberately built this one as the reverse of Optimus Prime, so instead of a robot that becomes a truck, you assemble a car that becomes Bumblebee. That flip in approach keeps the build feeling fresh if you already own Prime.

The catch

I'll be straight with you about the caveats, because there are a few. Vehicle mode is the weaker of the two forms. Because the model has to hinge and fold to become a robot, the car has some unsightly gaps and softer shaping that you can't fully hide, and most people I know just leave him standing as a robot for that reason. Then there's the partsforming. Optimus managed a clean transformation, but Bumblebee has one cheat: his windscreen doubles as a backpack, and you have to physically pull it off and clip it back on to swap modes. It's a small thing, but Transformers fans care deeply about a pure fold, so it stings a little. And at 950 pieces the build is brisk. It's a lovely leisurely afternoon, not a weekend epic, so go in expecting a snappy session rather than a marathon.

Who it's for

So who will love this. If you grew up with the G1 cartoon and toys, this is close to a must-have, especially at the price. It captures that specific 1984 animated look (LEGO based the head on the cartoon rather than the original toy) and the transforming gimmick is the whole point, so fidgety hands and display shelves both win here. If you already have Optimus Prime, Bumblebee makes a natural companion and the reversed build keeps it interesting. Who should skip it? If you want a big, flawless, poseable statue and the idea of visible gaps in car mode bothers you, or if a dozen fold steps and one removable backpack will frustrate you rather than delight you, this may not be your set. But for the rest of us, it's a warm, playful, endlessly re-foldable little joy.

The parts story

What the build is actually like, and the pieces worth knowing about.

Building Bumblebee is a snappy, satisfying afternoon rather than a long haul, and it's rarely repetitive. The clever stuff lives in the transformation joints, so you spend your time assembling compact mechanisms that fold and lock rather than plowing through the same step forty times. First time through, keep the instructions close, because a couple of the transformation moves are genuinely tricky until your fingers learn the sequence. After a few runs it becomes muscle memory and turns into the best part of owning the set.

For parts nerds there's a lot to like. LEGO made two new molds specifically for this set, including a spine element that joins two Technic rotation joint disks to a 3L beam, forming the compact double joint that lets the figure fold inside itself. The printed elements are the real treat: Bumblebee's face is a printed inverted double slope, his legs use printed 2x4 tiles, and the display plaque carries his G1 power stats (with a cheeky printed bee tile hidden on the back). Being a mostly yellow set, it also debuts a pile of common molds in yellow for the first time, and the head horns are Viking axe heads in bright yellow. The sticker sheet is tiny, which is always a good sign, since it means almost all the decoration is printed and permanent.

Fun facts

01Bumblebee is the second set in LEGO's Transformers line, following the 10302 Optimus Prime, and was designed as the deliberate reverse: a car that becomes a robot instead of a robot that becomes a vehicle.
02There's a tiny printed bee tile tucked inside the windscreen as a hidden nod from designer Samuel Johnson, and a second bee tile hides on the back of the display plaque.
03The head and face were modeled on the 1984 animated series rather than the original Hasbro toy, which had a different look.
04The display plaque's power statistics are pulled straight from Bumblebee's original G1 toy packaging.