AudioFuAudioFu Chart · October 2026
Best Klavis Logic Modules 2026
The top pick is Klavis ComPair ($124). Ranked by the AudioFu Index from 3 models, prices checked every night.
Last updated: October 15, 2026
Top 3
Full detail for the 3 highest AudioFu Index scores. Every other model is listed below.
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The Klavis ComPair is a seriously useful little module for anyone diving into more advanced sequencing and modulation techniques. Its compact size and multiple comparator modes make it a great choice for tight racks and adding rhythmic complexity to your patches. If you're into generative music or experimental sound design, this is a great, affordable tool to get into the game.
Pros
- Excellent voltage control for dynamic sequencing and modulation.
- Window comparator mode opens creative rhythmic possibilities.
- Compact 3HP footprint maximizes valuable rack space.
Cons
- Limited input flexibility compared to more complex comparators.
- 3HP size restricts more intricate routing options.
67AudioFu
Index↓ 17.8%since Aug 14 · lowest so far$151 · Aug 14$124 now$124€111 at Thomann · in stockCheck price ↗ -
The Klavis Logica XT Black is a tiny powerhouse for gate manipulation. It's perfect for experimental electronic musicians and those needing precise, compact logic sequencing within their modular setup—just be mindful of its current draw and the initial learning curve involved in mastering its modes.
Pros
- Extremely compact 5HP footprint maximizes precious Eurorack space.
- 14 operating modes offer surprising flexibility for gate sequencing.
- Klavis’s build quality is consistently excellent; feels rock solid.
Cons
- Limited input count (3) can be restrictive in complex setups.
- 21mA current draw is noticeable, especially in power-constrained systems.
62AudioFu
Index↓ 7.2%since Aug 14 · lowest so far$156 · Aug 14$144 now$144€129 at Thomann · in stockCheck price ↗ -
The Two Bits is a remarkably powerful logic module, a true workhorse for complex sequencing and modulation. It's perfect for experimental sound designers and anyone needing to build intricate, automated patterns—just be prepared to dive deep into its operating modes to unlock its full potential. The compact size is a bonus for those with limited rack space.
Pros
- Incredibly dense feature set for its size, offering immense sequencing flexibility.
- Chain switches enable complex logic sequences beyond individual channels.
- LED status indicators provide clear visual feedback for troubleshooting and patching.
Cons
- 5 TE width can be limiting in smaller Eurorack cases; a bit wide.
- The sheer number of modes demands significant time investment to fully master.
58AudioFu
IndexStableno change since Aug 14Aug 14$156 now$156€139 at Thomann · in stockCheck price ↗
How to choose the best logic modules
Heritage & Sound
Klavis's core strength is the sonic DNA they've extracted from classic Japanese synths. You get that fat midrange honk and subtle aliasing that's just missing from a lot of modern digital oscillators. It's not a perfect recreation; it's a reimagining, leaning into warmth and character.
Build Quality
These modules are built like tanks. The metal chassis feel solid, the knobs are smooth and precise, and the internal components are clearly high-grade. This isn't the kind of gear that's going to fall apart on you after a few gigs.
Oscillator Stability
Early Japanese synths weren't exactly known for rock-solid tuning stability. Klavis has addressed this with modern oscillator circuits while retaining the original's sonic flavor. You'll still need to tune, but it's significantly better than the originals.
Modulation Capabilities
Klavis modules aren't just about generating raw waveforms. They often include built-in modulation options like pulse width modulation (PWM) and sub-oscillators, giving you a huge amount of sonic flexibility right out of the box. This minimizes patching complexity and speeds up your workflow.
Price Point
Klavis modules aren't cheap. You're paying for the meticulous design, the premium components, and the commitment to recreating a specific vintage vibe. It's an investment, but one that pays off in sound and reliability.
Buying guide
Alright, let's talk Klavis Logic modules. If you're diving into modular synthesis and want something that breathes character and a distinct vintage vibe, Klavis is a brand you absolutely need to know. They're not just slapping oscillators together; they're meticulously recreating and expanding on the legacy of early Japanese synths - think Yamaha, Roland, but with a modern twist and a serious attention to detail. These aren't your typical sterile, digital modules; they've got a soul.
If you're on a tight budget, Klavis probably isn't the place to start your modular journey. These modules are aimed at players who appreciate the nuances of vintage synth sounds and are willing to invest in quality. Don't expect pristine, sterile tones; embrace the slight imperfections and the inherent character - that's where the magic lies.
Consider your overall system; these modules really shine when paired with other modules that complement their analog warmth.
How the AudioFu Index works
Five measured signals and nothing else — no stars from strangers, no “tested by experts” we didn’t do. The weights are fixed and public. We don’t play these instruments; we measure the market around them.
This chart covers 6 logic modules from the Thomann catalogue (of 21 in the category). Before you buy, read hands-on reviews and, where you can, play it. Full methodology.
AudioFu earns a commission when you buy through our Thomann links. It never changes the order — the index does.
- Demand40%
How many of this exact model are for sale on Reverb right now — what musicians actually buy and resell.
- Lineup20%
How many finishes Thomann stocks — makers expand the models that sell.
- Price15%
Where the price has moved since we started tracking in August.
- Specs15%
How completely the maker documents it.
- Maker10%
How deep the brand’s range is in this category.
Questions
Are Klavis modules truly accurate recreations of vintage synths?
Not entirely. They capture the essence of those synths-the sonic characteristics and quirks-but they incorporate modern improvements like better tuning stability and expanded modulation options. Think of them as inspired by, not clones of.
What kind of power requirements do Klavis modules have?
They typically require +/-12V power, and draw a decent amount of current. Make sure your power supply has enough headroom to handle them, especially if you're running a lot of modules.
I've heard the oscillators can be a little noisy. Is this a problem?
Some inherent noise is part of the vintage character. It's not excessive, but it's definitely there. If you're chasing absolute silence, Klavis might not be for you.
What's the best way to use Klavis modules in a live setting?
Keep your patching simple and reliable. These modules are workhorses, but complex, unstable patches can still cause issues. Route your modulation sources carefully and do a thorough soundcheck before the show.
Are there any common issues or quirks I should be aware of?
Some users have reported occasional tuning drift with certain modules, especially in extreme temperatures. Regular tuning and a stable environment can mitigate this.
