AudioFuAudioFu Chart · October 2026
Best Expressive E General Synthesizers 2026
The top pick is Expressive E Osmose 49-Key 24-Voice Polyphonic Synthesizer ($1,792). Ranked by the AudioFu Index from 5 models, prices checked every night.
Last updated: October 11, 2026
Top 5
Full detail for the 5 highest AudioFu Index scores. Every other model is listed below.
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Expressive E Osmose 49-Key 24-Voice Polyphonic Synthesizer
Osmose · Expressive E
51 for sale on Reverb1 finish at Thomann
- Weight8.3 kg
The Osmose is a truly unique instrument; it's a synthesizer and expressive controller rolled into one. It’s perfect for adventurous sound designers and performers craving tactile, nuanced control over complex sounds – if you're willing to put in the time to learn its intricacies, the rewards are considerable.
Pros
- Exceptional keybed offers unparalleled expressive control.
- EaganMatrix engine provides vast sonic possibilities for experimentation.
- Standalone operation removes reliance on a computer for sound creation.
Cons
- Steep learning curve due to complex modular architecture.
- Size and weight make it less portable than many other synths.
62AudioFu
IndexStableno change since Aug 14Aug 14$1,792 now$1,792€1,599 at Thomann · in stockCheck price ↗ -
- Weight9.5 kg
This synth lets you bend pitch and touch keys individually, which feels very expressive. It mixes several sound types like FM and physical modelling inside a big modular engine. It works as a full synth or just a controller for other gear. Perfect for players who want deep control without buying extra gear.
Pros
- Each key processes velocity, aftertouch, and pitch bend individually.
- Five oscillators, filters, and envelopes drive its sound engine.
- Supports physical modelling, FM, subtractive, and additive synthesis.
Cons
- Heavy list of internal modules may increase unit weight.
- No specific keyboard action material is described in text.
40AudioFu
Index↓ 7.0%since Aug 17 · lowest so far$2,204 · Aug 17$2,050 now$2,050€1,829 at Thomann · in stockCheck price ↗ -
Expressive E Osmose 49-Key 24-Voice Polyphonic Synthesizer
Osmose Bag Bundle · Expressive E
51 for sale on Reverb1 finish at Thomann
- Weight8.3 kg
The Osmose Bag Bundle is a truly unique instrument, a hybrid synthesizer and expressive controller that's perfect for sound designers and experimental musicians. The keybed's aftertouch is incredibly responsive, and the EaganMatrix engine offers a deep rabbit hole of sonic possibilities – be prepared to invest time learning it, but the rewards are significant.
Pros
- Exceptional keybed responsiveness with nuanced aftertouch.
- EaganMatrix engine unlocks vast sonic experimentation possibilities.
- Standalone operation removes reliance on computers or software.
Cons
- Steep learning curve for mastering the EaganMatrix architecture.
- Limited physical controls for complex sound design workflows.
38AudioFu
Index↓ 2.8%since Aug 14 · lowest so far$2,050 · Aug 14$1,991 now$1,991€1,777 at Thomann · in stockCheck price ↗ -
- Weight9.5 kg
This synth lets you bend pitch and feel each key differently, which is great for expressive playing. Its five oscillators and filters let you build unique sounds using several synthesis methods. It works as a standalone unit or an MPE controller with plenty of presets saved inside.
Pros
- Each key handles velocity, aftertouch, and pitch bend individually.
- Five oscillators and five filters allow deep sound programming.
- Supports physical modeling, FM, subtractive, and additive synthesis.
Cons
- No specific weight or size details provided in the text.
- Exact number of delay units is listed as four but context is vague.
24AudioFu
Index↓ 5.1%since Aug 17 · lowest so far$2,206 · Aug 17$2,094 now$2,094€1,869 at Thomann · in stockCheck price ↗ -
- Weight8.3 kg
This synth lets you control every key individually, which is huge for expressive playing. It mixes several synthesis methods like FM and physical modelling with solid built-in effects. It works as a full synth or as a MIDI controller, and it remembers 500 presets. Great for anyone who wants deep control without needing extra gear.
Pros
- Individual velocity, aftertouch, and pitch bend per key
- Five oscillators with physical modelling and FM synthesis
- Built-in reverb, delay, compressor, and EQ processors
Cons
- Weight and dimensions not stated in description
- No USB audio or external MIDI port details listed
22AudioFu
IndexStableno change since Aug 17Aug 17$1,792 now$1,792€1,599 at Thomann · in stockCheck price ↗
General Synthesizers by the numbers
Measured across all 241 models we track, not a sample.
median of 182 models · 1.12 kg–15 kg
most common · 38 models
median of 21 models · 25–88
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 5 general synthesizers from the Thomann catalogue (of 241 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
What should I look for when buying general synthesizers?
Key factors include build quality, sound characteristics, playability, brand reputation, warranty coverage, and value for money. Consider your musical style, skill level, and intended use to find the best match.
How much should I spend on general synthesizers?
Budget depends on your needs and experience level. Beginners can find quality options for $200-500, intermediate players should consider $500-1500 range, while professionals often invest $1500+ for premium features.
Are expensive general synthesizers worth the investment?
Higher-priced general synthesizers typically offer better materials, craftsmanship, and performance. They're worth it if you're serious about music, perform regularly, or need professional-grade features.
What are the best brands for general synthesizers?
Top brands combine quality, innovation, and reliability. We evaluate brands based on build quality, sound performance, durability, and customer satisfaction to recommend the best options for different budgets.
Should I buy general synthesizers online or in-store?
Both have advantages. Online offers better prices and selection, while stores allow hands-on testing. We recommend researching online first, then testing in stores if possible. Many online retailers offer excellent return policies.
