Walkman: A História Ilustrada (1979–2004) A timeline of Sony’s cassette Walkman models from 1979 to 2004 - EP.13 - 1985: SONY WALKMAN WM-101

 

Also released in 1985, the WM-101 used a slim rechargeable “gum stick” cell while retaining AA

 support. Weighing under 200 grams, it favored portability. It shipped in black, red, light blue, and

 gray.

Walkman: A História Ilustrada (1979–2004) A timeline of Sony’s cassette Walkman models from 1979 to 2004 - EP.12 - 1985: SONY WALKMAN WM-50

 

Unveiled in 1985, the WM-50 moved away from sharp-edged housings in favor of softer

 contours. The change improved handling and comfort, signaling a turn toward ergonomics over

 rigid form.

Walkman: A História Ilustrada (1979–2004) A timeline of Sony’s cassette Walkman models from 1979 to 2004 - EP.11 - 1984: SONY WALKMAN WM-F5

 

Launched in 1984, the WM-F5 became the first Sports Walkman. Its yellow, impact-resistant

 shell used splash-proof sealing and rubberized controls, allowing brief immersion. It paired that

 rugged build with the Disc Drive mechanism and added an FM radio for outdoor use.