An introduction to polyrhythms, polymeters and Euclidean rhythms in electronic music production.
Polyrhythms have always existed in many of my favourite tracks, even before I understood what polyrhythms actually were.
Bands and artists like Tool, Radiohead, Aphex Twin, The Mars Volta, Philip Glass and many forms of techno and minimal music all gave me that same hypnotic feeling long before I understood the theory behind it.
My first real experience with polyrhythmic music happened years ago when I was a young guitarist playing in a death metal band.
At the time, most of our riffs were straightforward 4/4 downstroke rhythms. Heavy, aggressive and simple. Occasionally we experimented with more progressive arrangements, mostly because we had an excellent keyboard player helping glue the music together.
One rehearsal changed how I heard rhythm completely.
An older guitarist joined us one evening. Slightly hippy, slightly eccentric and honestly looking a little unhinged. He started playing a simple three-note guitar pattern over the top of our riffs.
I remember thinking:
"This sounds incredible... but I have absolutely no idea what he is doing."
The pattern felt strange and hypnotic at the same time.
Years later, after learning more music theory and rhythm concepts, I realised what I had probably been hearing:
A 3 over 4 polyrhythm.
Even before I understood the terminology, I was naturally drawn towards music using polyrhythms, polymeters and syncopated rhythms.
I loved the tension, movement and groove these rhythms created without fully understanding why they sounded so interesting.
Later, when I moved into electronic music production using Cubase and MIDI sequencing, I became fascinated by:
- Quantisation grids
- Time signatures
- Odd note groupings
- Loop lengths
- Repeating rhythmic patterns
- Euclidean sequencing
I wanted to understand why certain rhythms felt so hypnotic and how producers were creating those grooves.
This is when I started exploring polyrhythms properly.
Why Polyrhythms Can Be Confusing
One thing quickly became obvious:
A lot of people online use the terms polyrhythm and polymeter interchangeably, especially in electronic music production tutorials.
Although they share similarities, they are not exactly the same thing.
Both concepts involve multiple rhythms happening at the same time, often combining odd and even rhythmic divisions, but they work differently.
This confusion is one of the main reasons polyrhythms initially felt difficult to understand.
Hopefully this tutorial helps simplify the differences.
Quick Difference Between Polyrhythms and Polymeters
Polyrhythm: Multiple rhythmic divisions sharing the same overall bar length.
Polymeter: Multiple time signatures or phrase lengths repeating over different bar lengths.
Both techniques can create incredibly interesting grooves, tension and movement.
What Are Polyrhythms?
A polyrhythm happens when multiple rhythmic divisions are played together while sharing the same starting point and overall phrase length.
The most common examples combine odd and even rhythmic divisions.
For example:
- 3 against 4
- 5 against 4
- 7 against 4
A simple way to imagine this is:
One person counts:
1, 2, 3
While another person counts:
1, 2, 3, 4
Both people must hit the number 1 at exactly the same time each cycle.
To achieve this, the 3-count must be spaced differently across the same time period as the 4-count.
This creates the characteristic tension and movement associated with polyrhythms.
4/4 Rhythm Example
In most dance music, 4/4 time is the standard foundation.
A basic four-on-the-floor kick pattern looks like this:
x---x---x---x---
This represents four evenly spaced beats within one bar.
Adding a 3 Over 4 Polyrhythm
If we now add three evenly spaced notes across the same bar length, we create a 3:4 polyrhythm.
This works because both patterns start together and resolve together while using different rhythmic spacing.
The 3:4 pattern is common in electronic music because most DAWs allow easy access to triplet quantisation grids.
5 Over 4 Polyrhythm
A 5:4 pattern creates even more rhythmic tension because five evenly spaced notes are stretched across the same 4/4 phrase length.
7 Over 4 Polyrhythm
As the rhythmic divisions become more unusual, the groove can become increasingly hypnotic and unpredictable.
What Are Time Signatures?
Before understanding polymeters, it helps to understand time signatures.
A time signature uses two numbers to describe how rhythm is organised within a bar.
For example:
- 4/4 = Four quarter-note beats per bar
- 3/4 = Three quarter-note beats per bar
- 5/8 = Five eighth-note beats per bar
In DAWs, time signatures are closely connected to quantisation grids and arrangement structure.
Most producers first encounter these concepts through MIDI editing and piano roll sequencing.
What Are Polymeters?
Polymeters are often easier to understand visually inside a DAW arrangement page.
Unlike polyrhythms, polymeters usually share the same rhythmic grid and note spacing, but use different phrase lengths or time signatures.
For example:
- A 4/4 pattern may repeat every 4 beats
- A 5/4 pattern may repeat every 5 beats
When played together, the phrases cycle against each other and only fully line up again after multiple bars.
This creates constantly evolving rhythmic interaction without needing complex note programming.
In the example above:
- The 4/4 pattern repeats every bar
- The 5/4 pattern extends past the bar length
- The full phrase only resolves after multiple bars
This technique is extremely effective for:
- Minimal techno
- Ambient music
- Progressive electronic music
- Experimental rhythms
- Hypnotic groove creation
Using Euclidean Rhythms
Euclidean rhythms are another fascinating rhythmic tool often used alongside polyrhythms and polymeters.
Put simply:
Euclidean rhythms distribute notes as evenly as possible across a sequence or time frame.
This creates rhythms that often feel balanced, natural and surprisingly musical.
Euclidean sequencing works especially well with polymeters because the evenly distributed note spacing helps unusual phrase lengths feel more musical and groove-oriented.
Although the mathematics behind Euclidean sequencing can become complex, most modern sequencers and MIDI tools make experimentation extremely easy.
Euclidean Sequencer Demonstration
The following video from Omri Cohen demonstrates how Euclidean sequencing can create evolving rhythmic ideas, polymeters and syncopated grooves.
Technically, some examples commonly labelled as polyrhythms in electronic music tutorials are actually closer to:
- Syncopated rhythms
- Accent patterns
- Micro polymeters
This is because both patterns may still share the same grid and time signature while only altering accents or note groupings.
Regardless of terminology, these rhythmic ideas are incredibly useful for creating groove and movement.
Recommended Polyrhythm Tutorials
There are several excellent video tutorials online that explain these concepts visually.
Andrew Huang:
Polyrhythm Tutorial by Andrew Huang
Transmission Samples:
Differences Between Polyrhythms and Polymeters
Final Thoughts
Polyrhythms, polymeters and Euclidean rhythms are everywhere in modern music, even if many listeners do not realise it consciously.
They appear throughout:
- Techno
- Ambient music
- Progressive rock
- Minimal electronic music
- African rhythms
- Experimental electronic music
- Modern percussion programming
For me personally, these rhythmic ideas completely changed how I understood groove and movement in music.
Once you start hearing these rhythmic relationships, you begin noticing them everywhere.
Even simple note patterns can become hypnotic and emotionally powerful when rhythm is explored creatively.
I genuinely believe polyrhythms and polymeters are part of the secret sauce behind many of the most mesmerising grooves ever written.
Recommended Product
If you want to experiment with these rhythmic concepts directly inside your DAW, check out the Transmission Samples Polyrhythm MIDI Collection.
The collection includes:
- Polyrhythm MIDI patterns
- Polymeter MIDI grooves
- Euclidean rhythms
- Experimental rhythmic ideas
- Ready-to-edit MIDI files
Perfect for exploring complex rhythm inside any modern DAW.