Mega Man X: all version differences
6 documented differences between the releases of Mega Man X, each with a source. Back to the main page for names, releases and where to play.
Category × version
| Category | JP | NA/EU | v1.0 | v1.1 | iOS |
|---|---|---|---|---|---|
| Text | 3 | 3 | 0 | 0 | 0 |
| Title | 1 | 1 | 0 | 0 | 0 |
| Bug fix | 0 | 0 | 1 | 1 | 0 |
| Content | 0 | 0 | 0 | 0 | 1 |
Version differences
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TextJPNA/EU
Seven of the eight bosses got new names in the West (Icy Penguigo became Chill Penguin, Burnin' Noumander became Flame Mammoth); only Boomer Kuwanger kept his. The rival Vava was renamed Vile.1
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TextJPNA/EU
X's arm cannon is the Rock Buster Mark17 in Japan and the Mega Buster Mark17 abroad, and the stage-select emblem changed from Rockman X to Mega Man X.1
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TitleJPNA/EU
The international releases use a redesigned title logo, a design kept through Mega Man X3.1
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TextJPNA/EU
Dr. Light's message in the hidden Hadouken capsule is built on Japanese wordplay; the English version replaces it with a simpler 'special present' line.2
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Bug fixv1.0v1.1
Revision 1.1, released in Japan and North America, fixed bugs such as broken passwords and a softlock when X and Wolf Sigma die at the same moment, and corrected false alarms in the Japanese 1.0 copy-protection check.1
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ContentiOS
The 2011 iOS version, based on the mobile release, adds touch controls and an 80-level challenge mode, removes extra-life power-ups and sells upgrades for real money.3
Sources
Checked: 2026-10-13