Overview

The Hohner Special 20 is one of the most popular diatonic harmonicas in the world, a workhorse instrument that has earned its reputation through decades of delivering reliable performance, comfortable playability, and a warm, full tone that works across blues, folk, country, and rock styles. The plastic comb is the defining feature that distinguishes the Special 20 from Hohner's traditional wooden-comb models, providing a comfortable, airtight playing experience that eliminates the swelling and moisture absorption issues associated with wood combs. The brass reeds are tuned to equal temperament and deliver a warm, full sound with good volume and responsive bending capability, making this harmonica an excellent platform for developing bending technique, which is essential for blues and expressive playing. The cover plates are designed for comfortable hand cupping, allowing players to shape their tone effectively with their hands and microphone technique. The instrument responds well to both acoustic and amplified playing, with a tone that records well and cuts through in a band mix. Available in all twelve major keys, the Special 20 is the most versatile diatonic harmonica for building a complete set. This harmonica is ideal for intermediate players, gigging musicians, and anyone who wants a reliable, great-sounding harmonica. The plastic comb, while practical, does not provide the traditional aesthetic and feel that some players prefer from wooden-comb harmonicas.

Harmonicas

One of the world's most popular diatonic harmonicas with a plastic comb that eliminates moisture issues, delivering warm, full tone with good bending response across blues, folk, and rock styles.

Instrument Details

$55 Intermediate
Brand Hohner
Type Diatonic Harmonica
Made In Germany
Year 1970
4.8 1 vote

AI Reviews

4.8 /5

The Hohner Special 20 remains the industry benchmark for what a reliable, out-of-the-box diatonic should be. While purists might crave the 'grit' of a wooden Marine Band, the Special 20's recessed ABS comb is a revelation for players who prioritize comfort and airtightness. This design choice eliminates the sharp edges and swelling issues common in traditional harps, making it exceptionally kind to the lips during long sessions.

Sonically, the Special 20 leans toward a warm, mellow character with excellent projection. The responsiveness of the 0.9mm brass reeds is top-tier; draw bends in the lower register feel intuitive and highly controlled, which is why it's often the first 'real' harmonica recommended to developing players. It handles moisture beautifully, maintaining its tuning and structural integrity better than almost anything in its price bracket.

The trade-off is a slightly more 'polite' tone compared to the aggressive bark of a Hohner Crossover or a Rocket. It's a versatile all-rounder rather than a specialized blues machine. However, for the gigging musician who needs a dependable, airtight workhorse that performs consistently across folk, rock, and country, the Special 20 is nearly impossible to beat. It's a masterclass in German functional design.

Category Ratings

Harmonicas
4.8
Feb 15, 2026
AI-Generated Review Generated via Google API. This is an automated evaluation, not a consumer review. Learn more