Questions tagged [compatibility]
Questions about the inter-compatibility of different brick sets, or between bricks and some other objects.
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Adapters for Lego Duplo and Mega Bloks
Similar to this question I am interested in combining Duplo Lego with Mega Bloks.
I want to have full compatibility, i.e. being able to put Duplo on top of Mega Bloks, which requires some type of ...
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Compatibility of sports ramps
Are these relatively recent "sport ramps":
https://www.bricklink.com/v2/catalog/catalogitem.page?P=75538
compatible with these older "sport ramps"
https://www.bricklink.com/v2/...
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Are DUPLO blocks compatible with LEGO blocks in any way?
Can I build a model out of both DUPLO blocks and LEGO blocks? Do they fit together?
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Are Nanoblocks compatible with other building bricks?
Recently I have found Nanoblocks, a Japanese brick toy, in American stores. How compatible are these with other building toys? They look to be approximately the same scale as Modulex.
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Is Technic compatible with Mindstorms?
My wife bought me a Mindstorms NXT 2.0 for my birthday. I've been reading up on it from as many sources as possible however apart from the 9695 Education Resource Set which adds some additional bricks ...
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How to install Firmware 1.10E on an EV3 home/retail edition brick
If and how can you install firmware 1.10E on an EV3 brick from an home/retail edition set (instead of an education set)? Updates 1.0E9 are only recognized from the Mindstorm software, also with ...
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At what voltage do the c1 and c2 lines run at when controlling a lego servo motor?
related: how to control a servo motor from a raspberry pi
The raspberry Pi normally outputs 3.3 V signals from it's pins, however there are logic level converters for interfacing with higher-voltage ...
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Control MoveHub (Boost) and Mindstorms Inventor Hub over one app
I'd like to control Lego Boost (Move)Hub and the mindstorms inventor hub with one app. I know that it is probably possible with python, but my son is not yet ready to programm in a fully fledged ...
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Can Lego Remote Control 88010 control Lego Technic Hub 88012?
I have been exploring the new Bluetooth Technic smart hubs with the Control+ app and PoweredUp app. I would like to also use a physical remote.
I have the Technic smart hubs that come with the ...
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How can I stop bricks 'skating' over plates?
I've just read all around the question about 'clutch power' from nine years ago and the changing molds, both here and on Rebrickable, but these don't answer my problem.
Has anyone else had the problem ...
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Are LEGO Pneumatics gen 1 and gen 2 compatible?
I think they are at least partially compatible, but how much so? Can generation 1 and generation 2 cylinders easily and effectively be combined in one pneumatic pipe system? I.e. a set of pipes, tubes ...
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Accessing an EV3 brick on computer without MINDSTORMS Home
I am trying to hack my EV3, and I know I can make it execute commands I send via USB thanks to the communication developer kit.
When I connect it via USB, it is only visible by the MINSTORMS Home app ...
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Who else produces Duplo-sized blocks?
I gather that Mega Bloks Mini Bloks are the same size as Duplo, and are compatible with it. Do any of the other major brick manufacturers make similar bricks?
Knowing the possibilities can help when ...
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Are BanBao bricks compatible with Lego?
Does anyone has experience with BanBao bricks?
BanBao World
Are they compatible with Lego bricks? They have basic sets and plates which are at a good price.
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Looking for a big set of tires and rims for my monster truck - really beefy tires
I'm looking for big beefy tires and rims for my large Technic monster truck. I also need something for off-roading.
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What is the correct snowspeeder to pair with the AT-AT?
Wanting to replicate the scene from Empire Strikes Back where Luke is flying a snowspeeder on Hoth and harpoons an AT-AT. I have already purchased and built the AT-AT model number 75288 but I'm having ...
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Are there factories in China that produce raw LEGO-compatible blocks?
Nowadays Chinese are getting really good at making LEGO-compatible blocks. Some sets are really unique and of very good quality. But still - we got our own ideas. I wonder does anyone here know any ...
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What does 18853 (Friends flower) connect to besides 37695 (Plant stem with 3 leaves) or 11609 (Friends accessories star)?
What does 18853 (Friends flower) connect to besides 37695 (Plant stem with 3 leaves) or 11609 (Friends accessories star)?
Is there a good way to attach it to common plant stems (3741) like this one:
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Are LEGO Quatro compatible with larger bricks? Soft Bricks or other?
There is a nice discussion here on LEGO+Duplo+Quatro compatibility. I posted what I found here where a LEGO storage block is the right dimension to be double a Quatro (4x Duplo, 8x normal). However, ...
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Xbox to Robot Inventor?
Is it possible to connect an Xbox controller directly to the Lego Robot Inventor(51515) intelligent brick?
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LEGO Movie projector [closed]
A few years ago, I built a movie projector out of LEGO. I posted pictures of it in Wikipedia.
In the notes that explain these images, I explain that the width of the film is 31.4 mm.
Is it the right ...
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Is there a way to convert stud.io files into LDD files?
Is there a way to download stud.io files from Bricklink and convert them into a format that Lego Digital Designer understands?
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Is there any cross compatibility between 51515 and 31313?
I'm thinking of buying another Mindstorms set, and I already have a 31313. I don't want to spend $370 just to learn they are completely incapable of communicating with each other, so if you could tell ...
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Why are there always holes in Duplo bricks?
For some reason, all the Duplo bricks that exist out there have holes in their studs. I haven't seen a Duplo brick that doesn't have holes in the studs, and I doubt such thing even exists.
System ...
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Are the blue and grey 12v train system compatible?
Are the two generations of 12v train compatible?
Eg can you combine a "blue" remote controlled point and a "grey" 12v transformer?
Main motivation for this: I have a complete "grey" set of trains, ...
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What alternative LEGO-compatible toys are avaliable?
My kids love LEGO toys, but we find them expensive. Often, they get all the sets of a series, but keep asking for something similar.
We have thus begun buying Mega Bloks and Kre-O, which include some ...
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Can I use the old 4.5V and 12V blue/gray era rails with newer trains?
I have a bunch of old 12v track.
I am looking to get my son into LEGO, but I am thinking of getting the remote set so we can expand it some more.
My question is, can I connect the new track to the ...
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In what ways are LEGO and Megabloks incompatible?
I know that the basic bricks of LEGO and Megabloks fit together, but was wondering if other elements do too.
Such as:
Plates
Rods (Ones Minifigures can hold, not Technic)
Right angle (such as Erling)...
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Is the LEGO Midstorms EV3 software compatible with OS X Yosemite?
OS X Yosemite (10.10) was just released yesterday. I want to upgrade, but I am worried that the EV3 software will be incompatible.
What should I do?
A. Upgrade
B. Stay on OS X Mavericks (10.9)
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Will the Duplo train track extension set 10872 work with Duplo train set 2700?
I am thinking about buying the Duplo train expansion set 10872 Train Bridge and Tracks for my niece, but her primary Duplo train set is actually a vintage 1983 2700 Freight Train set from her father's ...
CommunityBot
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Will Duplo trains fit onto a regular 6 stud LEGO track?
There's a thread here establishing that regular LEGO trains arguably fit onto Duplo track, but have trouble with underbelly clearance.
What about the opposite? Will a Duplo train fit onto six-stud ...
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Why doesn’t part 30099 fit into the System?
Part 30099 - Brick Arch 1x5x4 Inverted doesn’t seem to fit into the LEGO system. I cannot find a part that fits on the bottom stud and provides continuity to the concave slope of the arch. A tile is ...
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Compatibility of maxi sized Mega Bloks
Maxi-size Mega Bloks are larger than Duplo. As far as I can tell they have two times the stud pitch and much larger studs:
What, if any, compatibility is there between the maxi-sized Mega Bloks and ...
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How can the A and B models of the 42055 Bucket Wheel Excavator be modded to fit together?
The 42055 Bucket Wheel Excavator has a B model, a mobile aggregate grader: which shares the mining theme with the A model and seems to be designed to sort the mixed output of the excavator into ...
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Technic 8858 Rebel Wrecker alternate model impossible to build?
I don't mean "difficult", I mean it appears to have an actually impossible instruction. Or am I missing something obvious? Here's the deal (pardon my lack of standard names for parts):
I recently ...
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Can you interchange System and Technic LEGO?
My grandson would like to motorize his LEGO builds. Does the Technic motor pack only work with Technic LEGO or can he mix it with the regular sets that he already has?
What should he start out with?
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Can LEGO Duplo and Lego Junior sets compatible? Can the pieces be mixed together from the different sets? [duplicate]
Are LEGO Duplo and Lego Junior sets compatible? Can the pieces be mixed together from the different sets and all be played with together?
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Can I still motorize Universal Building Set 8034 and other from that time with modern elements?
Set 8034 was supposed to be motorized using 8700. Of course, this is way outdated and kinda pointless to buy motor this old.
Current set for this purpose is 8293. Problem is, old motor was 5 studs ...
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Apart from the LEGO brick, is there any other hardware that has an NXT firmware written for it?
I am trying to find out if you can upload LEGO NXT byte-code to any other hardware, so I am just checking to see if anyone has ever written the LEGO firmware for any other hardware. Maybe hardware ...
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Are COGO and LEGO bricks compatible?
Is COGO compatible with LEGO sets, that is can I combine parts from both packages? My kid got a COGO set on his birthday recently, which we did not open because I think we can return and exchange (for ...
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Compatibility between vintage (80s/90s) Technic and current parts (motors etc)
I've recently got my old Technic out for my daughter (who's a little young for her own, but her Friends now drive around in a tank).
If I start to acquire more, and more sophisticated, motors and ...
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Which block manufacturer made this type of person in the 80s
I always thought this was LEGO, and played with it in my LEGOs my whole life (got this in the 80s) but found out recently that it is not LEGO. What brand is it? Who made it? He can hold lego tools, ...
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Technic beam centering for beam with even length
I design stereo camera housing for robotics (3d printing). I want the housing to be able to connect to both LEGO Classic and LEGO Technic blocks. I designed 2 groups of 4x4 holes/pins on the bottom/...
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Was it once possible to put a 1x1 round into a minifig cup?
I remember being able to put a 1x1 round brick into the top of a minifig cup before my dark age (the period of time that a person stops building with Lego, up to the time they pick up the bricks again)...
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How to best measure compatibility among Lego and clones?
A top complaint I see about clone brands is the quality: specifically the flimsiness of the plastic, premature discoloration, or poor fitting with either other bricks of the same brand or with Lego. I'...
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Are the different LEGO Xtra play mats designed to be used together?
It appears that the LEGO Xtra play mats come in three different varieties:
It is clear that these are physically compatible, but are these intended to be used together, or are the three locales ...
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Is the NXT forward compatible with EV3 sensors and motors?
Is it possible to use EV3 sensors and motors with the NXT intelligent brick? I've read that the EV3 is backward compatible with NXT motors and sensors, but does vice versa work as well? Is the NXT ...
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Are the LEGO Friends Mini-dolls compatible with Minifigures?
I've seen the new LEGO Friends sets, and wanted to know if the Mini-dolls are compatible in any way with minifigs?
I'd quite like to get some sets for the new colours however I want to ensure the ...
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Makeblock and LEGO PF cable synthesis
My 10yo son and I have ventured into the realm of taking our LEGO hobby up a notch with robotics. We have built the makeblock mbot and adapted LEGO bricks and want to incorporate the Power Functions ...
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Is it possible to build 3 or more concentric circles / nested circles / telescoping pieces?
There are round 2x2 pieces.
There are round 4x4 pieces with round 2x2 holes, the 2x2 can slide/rotate inside of it.
There are "macaroni" pieces to make an 8x8 circle with a 6x6 hole.
But are there no ...
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