The following cheat codes are for Sonic Gems Collection on GameCube.
| SONIC CD CODES |
| Enter the codes at the Start Game screen. |
| Level Select | dpadUp, dpadDown (x2), dpadLeft, dpadRight, bttnA |
| Sonic Team's Best Times | dpadRight (x2), dpadUp (x2), dpadDown, bttnA |
| Sound Test | dpadDown (x3), dpadLeft, dpadRight, bttnA |
| SONIC CD SOUND TEST CODES |
| Enter the codes in the sound test mode. |
| Picture Of A Cute Sonic | PM 11 DA 09 |
| Picture Of a Superhero Sonic | PM 04 DA 21 |
| Play A Secret Special Stage | PM 07 DA 07 |
| View A Japanese Message With A Human-like Sonic In The Background | PM 12 DA 25 |
| View A Picture Of Tails Next To A Green Car - After this, start the game and you will be in debug mode. | PM 12 DA 11 |
| View Artwork Of Sonic, Metal Sonic, And Robotnik DJ'ing | PM 03 DA 01 |
| SONIC R CODE |
| Highlight the character you want that the other player has already chosen and enter the following code. |
| Play As Same Character | dpadUp, dpadDown, dpadDown, dpadLeft, dpadRight, bttnA |
| SONIC SPINBALL CODES |
| Enter the following codes by going to options and selecting SFX. |
| Anti-Gravity Sonic - Start boss battle, pause and hold bttnA + bttnB + bttnStart And Press dpadDown | 00, 02, 01, 05, 06, 06 |
| Skip Boss Battle | 00, 04, 02, 05, 05, 07 |
| Fast Music - During gameplay, pause the game and hold bttnA + bttnB + bttnStart to activate | 00, 09, 00, 01, 06, 08 |
| SONIC THE HEDGEHOG TRIPLE TROUBLE CODES |
| Follow the directions listed with each code. |
| Level Select | Hold dpadUp while turning on the game. Keep holding dpadUp until you see Knuckles grab the third Chaos Emerald during the Intro. Press bttnStart when Knuckles grabs the third Chaos Emerald. You'll hear a chime if done correctly. |
| Sound Test And Time Attack | At the title screen, press dpadUp or dpadDown to access Sound Test and Time Attack |
| TAILS ADVENTURE PASSWORDS |
| Enter the following codes as passwords. |
| All Chaos Emeralds | A767 AA3A 58A6 ED16 |
| All Items and Level Select | ADE7 AA2A 51A6 6D12 |
| All Items With First Stage Beat | A2E1 A424 51A1 6D1A |
| Poloy Forest Complete | D201 44D4 EE11 D6E6 |
| Start A New Game With All Chaos Emeralds | D219 54D4 9EA9 D6EE |
| TAILS SKYPATROL CODE |
| Enter the following code at the title screen. |
| Sound And Stage Test | At the Title Screen, hold dpadUp + bttnA And Press bttnStart |
| VECTORMAN CODES |
| Enter all codes except for Stage Select in the pause menu. |
| Enable Collision Detectors | bttnB, bttnA, bttnB, bttnX, bttnB, bttnA |
| Refill Life Meter | bttnB, bttnA, dpadRight, bttnB, bttnX, bttnB, dpadDown, bttnB, bttnA, dpadRight, bttnB |
| Slow Motion | dpadDown, dpadRight, bttnB, bttnX, dpadUp, dpadLeft, bttnB |
| Stage Select - Enter in the options menu. The good ending will be disabled when using this code. | bttnB, bttnA (x2), bttnB, dpadDown, bttnB, bttnA (x2), bttnB |
| Taxi Mode | bttnX, bttnB, dpadLeft (x2), bttnB, bttnX, bttnB, bttnA |
| VECTORMAN 2 CODES |
| Pause the game to enter the codes. |
| Display Map Coordinates | bttnA, bttnB, dpadLeft (x2) |
| Display Map Coordinates | bttnA, bttnB, dpadLeft, dpadDown |
| Display Map Coordinates | dpadLeft, dpadUp, bttnB, dpadUp |
| Extra Life | dpadRight, dpadUp, bttnA, bttnB, dpadDown, dpadUp, bttnA, dpadDown, dpadUp, bttnA |
| Level Select/Sound Test | dpadUp, dpadRight, bttnB, bttnA, bttnB, dpadDown, dpadLeft, bttnB, dpadDown |
| New Weapons | bttnX, bttnB, dpadLeft (x2), dpadDown, bttnB, dpadDown |
| Refill Life Meter | bttnA, bttnB, bttnA, bttnB, dpadLeft, dpadUp (x2) |
The following cheat codes are for Sonic Gems Collection on PlayStation 2.
| SONIC CD CODES |
| Enter the following codes at the start screen. |
| Level Select | dpadUp, dpadDown (x2), dpadLeft, dpadRight, bttnX |
| Sonic Team's Best Times | dpadRight (x2), dpadUp (x2), dpadDown, bttnX |
| Sound Test | dpadDown (x3), dpadLeft, dpadRight, bttnX |
| SONIC TRIPLE TROUBLE (LEVEL SELECT) |
| Hold dpadUp when selecting the game. Wait for Knuckles to grab the third Gem in the intro. Then release dpadUp and press bttnStart. |