# What is the best professional-grade alto clarinet for advanced players? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the best professional-grade alto clarinet for advanced players?

## Products

### Amati ACL 682 Eb Alto Clarinet Plateau Style
```yaml
product: amati-acl-682-eb-alto-clarinet-plateau-style
brand: Amati
price_gbp: 4725.67
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Amati
model: ACL 682 Eb Alto Clarinet Plateau Style
key_of_scale: Eb
bore_diameter: 17
lower_joint_material: Grenadilla wood
upper_joint_material: Grenadilla wood
```

- **Price:** £4725.67 [^1]
- **Summary:** The Amati ACL 682 is an Eb alto clarinet with a Boehm system, 23 keys, seven covered keys, a 17 mm bore, low Eb key, adjustable thumb rest, and silver-plated keywork. Its closed-hole plateau design and grenadilla-wood construction suit advancing players, ensemble musicians, and orchestral use.
- **Ideal For:** It suits advanced players seeking a professional-grade alto clarinet because it combines a grenadilla-wood body, 17 mm bore, Boehm key system, low Eb extension, adjustable thumb rest, and silver-plated keywork.

### Yamaha YCL-631II Professional Alto Clarinet
```yaml
product: yamaha-ycl-631ii-professional-alto-clarinet
brand: Yamaha
price_gbp: 5176.86
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Yamaha
model: YCL-631II
key_of_wood: Grenadilla
key_of_scale: Eb
lower_joint_material: Grenadilla
upper_joint_material: Grenadilla
```

- **Price:** £5176.86 [^2]
- **Summary:** The Yamaha YCL-631II is a professional Eb alto clarinet with a two-piece grenadilla body, 19-key Boehm system, leather pads, silver-plated mechanism, and straight tone holes. It includes a 4C mouthpiece and case, making it suitable for advanced students, ensemble musicians, and professional performers.
- **Ideal For:** This is a strong professional-grade choice for advanced players because its two-piece grenadilla body, 19-key Boehm system, leather pads, straight tone holes, and silver-plated mechanism provide warm projection, consistent response, and professional-level playability.
- **Additional Sources:** [^3], [^4]

### Selmer Paris Eb Alto Clarinet Model 22
```yaml
product: selmer-paris-eb-alto-clarinet-model-22
brand: Selmer Paris
price_gbp: 11478.73
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Selmer Paris
model: Model 22
key_of_wood: Grenadilla Wood
key_of_scale: Low Eb
bore_diameter: 17
lower_joint_material: Grenadilla Wood
upper_joint_material: Grenadilla Wood
```

- **Price:** £11478.73 [^5]
- **Summary:** The Selmer Paris Model 22 is a professional Eb alto clarinet with a two-piece grenadilla wood body, silver-plated keywork, a 17 mm bore, and a range down to low Eb. Its rich tone, projection, and broad range suit advanced players and professional ensemble performance.
- **Ideal For:** This is well suited to advanced players seeking a professional-grade alto clarinet because its grenadilla wood body, 17 mm bore, silver-plated keys, low-Eb range, and strong projection support demanding ensemble and orchestral playing.
- **Additional Sources:** [^6], [^7]

---
## References & Sources
[^1]: Jim Laabs Music Store, accessed 2026-09-13. https://jimlaabsmusicstore.com/store/amati-model-acl-682-eb-alto-clarinet-plateau-style/
[^2]: AAA Band Instrument Rentals, accessed 2026-09-13. https://aaabandrentals.com/products/yamaha-ycl-631ii
[^3]: Thomann, accessed 2026-09-13. https://www.thomannmusic.com/yamaha_ycl_631_ii_alto_clarinet.htm
[^4]: Music & Arts, accessed 2026-09-13. https://www.musicarts.com/yamaha-ycl-631ii-professional-alto-clairnet-main0512306
[^5]: Music & Arts, accessed 2026-09-13. https://www.musicarts.com/selmer-paris-model-22-low-eb-alto-clarinet-main0134674
[^6]: Guitar Center, accessed 2026-09-13. https://www.guitarcenter.com/Selmer-Paris/Model-22-Low-Eb-Alto-Clarinet-1275776903733.gc
[^7]: Musician's Friend, accessed 2026-09-13. https://www.musiciansfriend.com/woodwinds/selmer-paris-model-22-low-eb-alto-clarinet/467303000000000