AudioFu Chart · October 2026
Best Bass Trombones 2026
The top pick is Yamaha YBL-421G Intermediate Bass Trombone ($2,643). Thomann proBONE 3 GM Bass Trombone gives you the most for the money at $2,015. Edwards B-454 10" leads the high end. Ranked by the AudioFu Index from 25 models across 12 brands, prices checked every night.
Last updated: October 23, 2026
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All Bass TrombonesTop 10
Full detail for the 10 highest AudioFu Index scores. Every other model is listed below.
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Yamaha YBL-421G Intermediate Bass Trombone
YBL-421 GE Bass Trombone · Yamaha
3 for sale on Reverb1 finish at Thomann
The YBL-421 GE is a fantastic, versatile bass trombone offering a professional level instrument at a premium-priced point. Its gold brass bell and smooth slide make it ideal for orchestral players, soloists, and advanced students seeking a reliable, well-balanced instrument with a warm, focused sound.
Pros
- Gold brass bell delivers a rich, warm, and resonant tone.
- Nickel silver slide offers smooth, reliable action and quick response.
- Yamaha’s consistent build quality ensures excellent intonation and durability.
Cons
- The heavier weight can be fatiguing for younger or smaller players.
- The lacquer finish, while attractive, requires careful maintenance to prevent wear.
66AudioFu
IndexStableno change since Aug 17Aug 17$2,643 now$2,643€2,359 at Thomann · in stockCheck price ↗ -
- Weight2.5 kg
The proBONE 3 GM is a solid, well-equipped bass trombone offering a good balance of quality and value. The independent valve system and gold brass bell provide a comfortable feel and a warm, rich tone—ideal for orchestral players and those seeking a versatile, reliable instrument.
Pros
- Gold brass bell delivers a warm, resonant low register.
- Independent valve system offers quick, accurate response and flexibility.
- Nickel silver outer slides ensure smooth, reliable action and durability.
Cons
- The 2.5 kg weight may be tiring for extended playing sessions.
- Fixed mouth pipe limits some customization options for advanced players.
49AudioFu
IndexStableno change since Aug 17Aug 17$2,015 now$2,015€1,798 at Thomann · in stockCheck price ↗ -
The 835GD is a serious instrument for the pro or advanced student seeking a top-tier bass trombone. The gold brass bell provides a rich, centered tone, and the key system’s flexibility is fantastic for orchestral, solo, and jazz work. It's a workhorse, built to last, and offers exceptional playability.
Pros
- Gold brass bell delivers a warm, resonant, and powerful low register
- Shortened levers and U-shape valves offer exceptionally fast and responsive action
- Bb/F/Gb/D key system provides incredible versatility for varied musical styles
Cons
- The weight, typical of a professional bass trombone, can be fatiguing for extended playing
- Premium-priced, making it a significant investment for many players
48AudioFu
IndexStableno change since Aug 17Aug 17$6,048 now$6,048€5,398 at Thomann · in stockCheck price ↗ -
The Michael Rath R9 Hagmann is a serious instrument for the discerning bass trombonist. Its Hagmann valves and red brass bell deliver a powerful, resonant tone and effortless response, making it ideal for jazz, commercial, and lead playing where projection and versatility are paramount. It’s a top-tier choice for professionals and advanced students seeking a truly exceptional playing experience.
Pros
- Exceptional projection and resonance from the red brass bell
- Hagmann valve section offers incredibly smooth, reliable valve action
- Versatile tuning (Bb/F/Gb/D) expands performance possibilities
Cons
- Premium-priced, representing a significant investment for most players
- The weight (estimated 6.5 lbs) can be fatiguing during extended playing
47AudioFu
IndexStableno change since Aug 17Aug 17$7,841 now$7,841€6,998 at Thomann · in stockCheck price ↗ -
Yamaha YBL-620G Professional Bass Trombone
YBL-620 GE Bass Trombone · Yamaha
1 for sale on Reverb1 finish at Thomann
The YBL-620 GE is a serious instrument – a workhorse bass trombone built for professional players and advanced students. The gold brass bell gives it a beautiful, focused sound that’s great for orchestral work and jazz, and the offset valves make it comfortable to play for long sessions. It’s a real step up in quality and feel compared to student models.
Pros
- Gold brass bell delivers a warm, resonant, and projecting tone.
- Offset valve design enhances ergonomic comfort, especially for extended playing.
- Separate valve knobs allow for precise and independent valve control.
Cons
- Premium-priced, placing it outside the reach of many student or intermediate players.
- The heavier build (due to the gold brass) can be fatiguing for players with less strength.
46AudioFu
IndexStableno change since Aug 17Aug 17$5,040 now$5,040€4,498 at Thomann · in stockCheck price ↗ -
This Xeno bass trombone feels traditional but plays with modern ease thanks to its offset valves. The large bore pushes sound out while the yellow brass slide gives a warm voice. It comes with a case and a special mouthpiece, making it ready to use right away. Musicians who want power and familiarity will like this high-end option.
Pros
- Traditional design offers familiar feel for players.
- Offset valves improve air movement and response.
- 14.3 mm bore provides powerful low-end projection.
Cons
- Heavy gold brass bell may feel cumbersome.
- Removable second valve adds complexity to maintenance.
46AudioFu
IndexStableno change since Aug 17Aug 17$7,237 now$7,237€6,459 at Thomann · in stockCheck price ↗ -
This B&S MS27-L is a powerhouse—a true professional instrument built for serious low brass players. The combination of gold brass and red brass delivers a rich, resonant sound with incredible projection, and the extended valve range makes it perfect for orchestral and solo work where versatility is key.
Pros
- Exceptional resonance from the gold brass construction and red brass bell.
- Versatile valve system allows for a wide range of tonal colors and extended range.
- Long cork barrels offer incredibly smooth and stable slide action, minimizing stickiness.
Cons
- The weight will be noticeable for players not accustomed to bass trombone.
- Premium-priced, representing a significant investment for most musicians.
46AudioFu
IndexStableno change since Aug 17Aug 17$9,109 now$9,109€8,129 at Thomann · in stockCheck price ↗ -
This bass trombone uses an open wrap design to help players move air easier. You can swap the red brass bell or mouth pipes to change the sound. It has polished chrome slides and axial flow valves for smooth playing. This setup suits players who want a customizable, high-end feel without needing to guess specs.
Pros
- Interchangeable red brass bell for custom sound
- Open wrap design improves air movement
- Axial flow valves for smooth response
Cons
- No bore size listed in the description
- Exchangeable mouth pipes add complexity
46AudioFu
IndexStableno change since Aug 17Aug 17$9,400 now$9,400€8,389 at Thomann · in stockCheck price ↗ -
This Kühnl & Hoyer is a serious instrument built for the discerning orchestral player. The combination of the gold brass bell and meticulously crafted Meinlschmidt valves results in a remarkably responsive and controlled sound. It's a top-tier choice for professionals seeking a versatile and reliable bass trombone.
Pros
- Exceptional intonation across all four valve combinations.
- Meinlschmidt valves offer remarkably smooth and consistent action.
- The German gold brass bell delivers a rich, focused, and powerful tone.
Cons
- The instrument's weight, typical of professional bass trombones, can be fatiguing for some players.
- The premium price point puts it out of reach for many student or intermediate players.
45AudioFu
IndexStableno change since Aug 17Aug 17$8,962 now$8,962€7,998 at Thomann · in stockCheck price ↗ -
The Sierman ST-81 is a seriously well-built bass trombone. The combination of brass and nickel silver creates a fantastic balance of warmth and responsiveness, making it a great choice for orchestral players and serious hobbyists who demand a reliable and versatile instrument.
Pros
- Excellent intonation across all valve combinations and registers.
- Nickel silver inner slides ensure smooth, reliable action and longevity.
- The brass bell provides a warm, resonant tone suitable for diverse genres.
Cons
- The weight, typical for a bass trombone, can be fatiguing during extended performances.
- The lacquered finish, while attractive, may require more diligent care to prevent wear.
40AudioFu
IndexStableno change since Aug 17Aug 17$3,350 now$3,350€2,990 at Thomann · in stockCheck price ↗
All 25 bass trombones
Same index, same nightly prices — compact. Colour options of one model share a row. Tap a photo to zoom.
- 11
Antoine Courtois AC551BHRA Bass TromboneAntoine Courtois · 2 finishes40Stable$11,539€10,298$11,539€10,298Check ↗
- 12
Kühnl & Hoyer .563 Bb/F- Bass TromboneKühnl & Hoyer39Stable$5,254€4,689$5,254€4,689Check ↗
- 13
Kühnl & Hoyer .563 Bb/F/Gb/D- Bass TromboneKühnl & Hoyer39Stable$6,497€5,798$6,497€5,798Check ↗
- 14
Kühnl & Hoyer Orchestra SignatureKühnl & Hoyer39Stable$8,626€7,698$8,626€7,698Check ↗
- 15
Kühnl & Hoyer Orchestra Symphonic detach.Kühnl & Hoyer39Stable$10,082€8,998$10,082€8,998Check ↗
- 16
Kühnl & Hoyer Orchestra Symphonic HagmannKühnl & Hoyer39Stable$10,643€9,498$10,643€9,498Check ↗
- 17
Kühnl & Hoyer Contrabass Trombone F/C/Db/AKühnl & Hoyer39Stable$16,581€14,798$16,581€14,798Check ↗
- 18
Michael Rath R900 Bass TromboneMichael Rath37Stable$4,704€4,198$4,704€4,198Check ↗
- 19
Thomann proBONE 3 M Bass TromboneThomann34Stable$1,782€1,590$1,782€1,590Check ↗
- 20
Schagerl Bass Trombone SalzburgSchagerl34↑ 0.8%$4,021€3,589$4,021€3,589Check ↗
- 21
Schagerl Bass Trombone AuroraSchagerl34Stable$8,694€7,759$8,694€7,759Check ↗
- 22
S.E. Shires BII 7 GM 10" Bass TromboneS.E. Shires34Stable$8,850€7,898$8,850€7,898Check ↗
- 23
C.G.Conn 112H Bb/F/Gb/D Bass TromboneC.G.Conn33Stable$6,778€6,049$6,778€6,049Check ↗
- 24
Bach 50AF3 Bass TromboneBach33Stable$9,970€8,898$9,970€8,898Check ↗
- 25
S.E. Shires BII 2R 10" Bass Trombone SETS.E. Shires21Stable$8,548€7,629$8,548€7,629Check ↗
Bass Trombones by the numbers
Measured across all 36 models we track, not a sample.
Median $8,548 — half of all bass trombones here cost less.
How to choose the best bass trombones
Bore Size
A larger bore (typically .562" or larger) is essential for a bass trombone to produce the deep low end you want. Smaller bores will sound thin and anemic. This directly affects the overall tone and how well it cuts through a loud ensemble.
Slide Length & Action
Longer slides are a given, but the action (how much force it takes to move the slide) is crucial. A sluggish slide will kill your chops and your ability to play fast passages. Pay attention to how smoothly the slide moves - it needs to feel buttery, especially when you're playing those tight, rhythmic parts.
Bell Size & Material
A larger bell (240mm or greater) helps project the low frequencies. Brass is standard, but the thickness of the brass impacts resonance. Thicker brass often leads to a darker, more controlled tone, while thinner brass can be brighter but less focused.
Valve Configuration
Most bass trombones have two valves - a trigger valve and a traditional valve. The trigger valve extends the lower range and can drastically alter the voicing; some trigger voicings are muddy and unusable. Experiment to find a trigger that complements your playing style.
Neck Profile & Angle
The neck's shape and angle significantly impact the horn's response and intonation. A well-designed neck will allow for a comfortable hand position and consistent airflow, leading to better articulation and a more even tone across the registers. A poorly designed neck will feel awkward and contribute to intonation problems.
Buying guide
Alright, so you're looking to drop down to the bass trombone? It's a serious upgrade - more low-end thump to cut through a big band, or just a different sonic palette for studio work. But a bass trombone isn't just a longer trombone; the physics change, the feel changes, and frankly, a lot of cheaper instruments just don't handle the lower register well. Let's break down what you need to know to get something that actually sounds good and plays well.
Don't be fooled by flashy finishes or low price tags. Cheap bass trombones often compromise on slide quality, valve action, and overall resonance. The low end on a poorly made bass trombone can be a real mess - a muddy, indistinct rumble that just doesn't cut through.
Investing in a decent horn from a reputable brand will pay off in terms of playability and tone; it's a tool you'll rely on, so treat it like one.
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 36 bass trombones from the Thomann catalogue. 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's the difference between a bass trombone and a tenor trombone with a trigger?
While a trigger can extend a tenor trombone's range, it often sounds thin and artificial. A true bass trombone is designed from the ground up for lower frequencies, with a larger bore and bell for a fuller, more resonant tone.
Are student-model bass trombones any good?
They're okay for getting started, but expect compromises. The slide action might be stiff, the valves might be slow, and the overall tone won't be as rich or responsive as a pro model. Think of it as a stepping stone, not a long-term investment.
What's the deal with 'F' attachment trombones?
An F attachment adds another valve and tubing, further extending the range and often altering the voicing. It's a matter of preference - some players find it useful for certain styles, while others prefer the direct feel of a non-attachment horn.
I'm a beginner - should I get a bass trombone?
It's a bigger commitment. The increased weight and complexity can be challenging for beginners. Starting with a tenor trombone first builds fundamental skills that will transfer over to the bass trombone later.
How important is mouthpiece choice?
Critically important! The mouthpiece is the primary driver of tone and response. A poorly matched mouthpiece can make even a good horn sound terrible. Experiment with different sizes and cup shapes to find what works best for your playing style.
