Prerelease:Game & Watch Gallery 4

Title Screen
A screenshot a Japanese title screen exists, despite not being released in Japan.

There are various differences between this Japanese title screen and the final version, including:
 * There was no copyright
 * The Goonie was bigger
 * Yoshi's head was shifted more towards the right
 * The baby Yoshi was moved more to the right
 * The Toads were redrawn
 * Lakitu was moved over a little
 * Luigi's hand was different
 * Wario's head seems to be slightly overlapping Luigi's in the final.
 * The bird on the top-left corner of the final screenshot does not appear in the prerelease version.

"PUSH A OR START" was changed to "PRESS A BUTTON OR START" in the final.

Game Select
Lots of differences.
 * The prerelease version has no bricks
 * Different background (the "GBG" and dot are still in the game, albeit unused)
 * The "GAME SELECT" font is different
 * The logos are different
 * Fire is on the unlockable games page, and the star counter has sparkles.

The blue side of the menu has unlockables, and the GAME SELECT and star meter is on the right.

Along with Fire, several games had different logos in the prerelease.

Rain Shower

 * Mario looked more like his Super Mario World sprite
 * Bowser had no pupils and a different hand gesture
 * Luigi's hat had a longer rim
 * Toad's head had a different pattern
 * Peach's head was redrawn
 * Donkey Kong Jr. had a different pose
 * Wario's face was thicker.

Donkey Kong 3
Mario looked exactly like his Super Mario World sprite, and Donkey Kong had more of a smirk.

Octopus

 * Mario, once again, looks more like his Super Mario World sprite
 * His mustache looks more like a crazy grin than a mustache
 * Peach had a different hairline
 * Mario's early sprites are actually still in the final game, used in the animation played on the menu when Octopus is highlighted.



Donkey Kong

 * Mario's sprites were completely redrawn
 * The Mario life icons were different
 * Peach was completely redrawn
 * The Parakoopa looked more like its sprites from Super Mario World.

Three sprites of the early Mario still remain in the final game.

Donkey Kong Jr.

 * Donkey Kong Jr.'s life icons were redrawn
 * Mario's sitting sprite was different
 * The vines had black outlines
 * The scenery was more green as opposed to blue
 * The tree had much less detail.

Fire
Mario and Luigi were shorter and had black shoes.

Mario Bros.
There were black splotches on the bricks, and the cakes were bigger.

Classic Boxing
"GAME A" and "GAME B" were in a different font.