Soprano-Sax

Bb tune, especially for jazz music, pop music, and the appearance. The timbre contains rich performance power, and the appearances contain erect type and bended type.
The erect type contains erect neck and bended neck, and one-shape formed type and connected type. The type that Kenny G uses is Soprano-Sax which is one-shape formed with erect neck.
And, the connected type looks like a swimming swan of which the shape is cute.

Alto-Sax

Eb tune, in the saxophone family, its timbre is the most beautiful and powerful, and it is also the most representative. This is the type that Corbett Wall uses, and the type that most people learn.

Tenor-Sax

Bb tune, in the saxophone family, its timbre is the smoothest and mildest, and this is the type that Stan Getz uses.

Baritone-Sax

Eb tune, Gerry Mulligan is one of the small number of masters that became famous because of playing this type of sax.
Because its compass is low, it is seldom played as a main instrument. However, it’s an excellent bass musical instrument, and very important in big bands or quartet.