Super Mario Bros Java Game 240x320 [top] -

Technical Report: Super Mario Bros. Java Game (240×320 Resolution)

Document ID: SMB-J2ME-240x320-v1.0
Date: April 20, 2026
Platform Target: Java ME (J2ME) / MIDP 2.0, CLDC 1.1
Screen Resolution: 240 x 320 pixels (portrait mode, or canvas rotated for landscape)

• Letterboxing: They added black bars on the sides or top to keep the aspect ratio correct.
• Smart Scrolling: The camera followed Mario differently, sometimes showing more of the sky or ground to fit the vertical orientation.

Bowser: The King of the Koopas. He awaits at the end of every castle. He breathes fire and jumps high. You must grab the axe behind him to destroy the bridge! super mario bros java game 240x320

The 240x320 resolution was the "Goldilocks zone" for classic mobile phones. It offered enough vertical and horizontal space to maintain the original NES aspect ratio without too much distortion. Key features of these Java versions included: Technical Report: Super Mario Bros