The following are known CWCheat Codes for Ratchet & Clank: Size Matters on Sony Playstation Portable (PSP).

_S UCES-00420
_G Ratchet and Clank: Size Matters [EU]
_C0 BOLT TITAN
_L 0x000C1CC9 0x00000064
_C0 Challax max/inf health
_L 0x20C82AA4 0x42960000
_L 0x20C82AA8 0x42960000
_C0 Dayni Moon max/inf health
_L 0x20CB7764 0x42960000
_L 0x20CB7768 0x42960000
_C0 Dreamtime max/inf health
_L 0x20C680E8 0x42960000
_L 0x20C680E4 0x42960000
_C0 Giant Clank inf health/missile
_L 0x20D35FE4 0x42C80000
_L 0x20D361B4 0x00000015
_C0 Have All Armours
_L 0x188C1BFA 0x0000FFFF
_L 0x188C1BFC 0x0000FFFF
_L 0x188C1BFE 0x0000FFFF
_L 0x288C1C00 0x000000FF
_L 0x188C1CC2 0x0000FFFF
_C0 Inside Clank max/inf health
_L 0x20C5A9E4 0x42960000
_L 0x20C5A9E8 0x42960000
_C0 Kalidon max/inf ammo
_L 0x00BFCF8C 0x0000005A
_L 0x00BFCCCC 0x00000078
_L 0x00BFCD7C 0x00000008
_L 0x00BFCD24 0x00000019
_L 0x00BFCDD4 0x0000000A
_L 0x00BFCE2C 0x0000000C
_L 0x00BFCF34 0x00000008
_L 0x00BFCEDC 0x00000018
_L 0x00BFCE84 0x00000005
_L 0x10BFCFE4 0x0000012C
_L 0x10BFD144 0x00000032
_L 0x00BFCE2C 0
_L 0x00BFCEDC 0
_C0 Kalidon max/inf health
_L 0x20C880E4 0x42960000
_L 0x20C880E8 0x42960000
_C0 Kalidon Skyboard max/inf boost
_L 0x20C0CDC8 0x44160000
_C0 Max Bolts
_L 0x088C2FE8 0x0098967F
_C0 Max Titanium Bolts
_L 0x288C1CC9 0x000000FF
_C0 Max/inf Bolts
_L 0x200C2FE8 0x0098967F
_C0 Metalis max/inf health
_L 0x20C85DA4 0x42960000
_L 0x20C85DA8 0x42960000
_C0 Outpost Omega inf time
_L 0x20F96CD0 0x4375FF00
_C0 Outpost Omega max/inf health
_L 0x20C60224 0x42960000
_L 0x20C60228 0x42960000
_C0 Outpost Omega Skyboard max/inf
_L 0x20C75408 0x44160000
_C0 Pokitaru max/inf ammo
_L 0x00BE874C 0x00000078
_L 0x00BF6530 0x00000078
_L 0x00BE87FC 0x00000008
_L 0x00BE87A4 0x00000019
_L 0x00BE8854 0x0000000A
_L 0x00BF6530 0x00000008
_L 0x00BE89B4 0x00000008
_L 0x00BF6530 0x00000008
_L 0x00BE88AC 0x0000000C
_L 0x00BE8A0C 0x0000005A
_L 0x20BE895C 0x00000018
_L 0x20BE8BC4 0x00000032
_L 0x00BE8904 0x00000005
_L 0x10BE8A64 0x0000012C
_L 0x00BF6530 0
_L 0x00BF6530 0
_C0 Pokitaru max/inf health
_L 0x20C71FA4 0x42960000
_L 0x20C71FA8 0x42960000
_C0 Quadrona Giant Clank max/inf missiles
_L 0x215B9200 0x00000064
_C0 Quadrona max/inf health
_L 0x20C797E4 0x42C80000
_L 0x20C797E8 0x42C80000
_C0 Quadrona skip elite clone fight
_L 0x20F655E0 0x00000000
_C0 Ryllus max/inf ammo
_L 0x00BFF6CC 0x00000078
_L 0x00BFF7D4 0x0000000A
_L 0x00BFF724 0x00000019
_L 0x00BFF77C 0x00000008
_L 0x00BFF98C 0x0000005A
_L 0x00BFF934 0x00000008
_L 0x00BFF82C 0x0000000C
_L 0x00BFF8DC 0x00000018
_L 0x00BFF884 0x00000005
_L 0x10BFF9E4 0x0000012C
_L 0x10BFFB44 0x00000032
_L 0x00BFF934 0
_C0 Ryllus max/inf health
_L 0x20C8B0A4 0x42960000
_L 0x20C8B0A8 0x42960000
_C0 Unlock All Cheats
_L 0x088C1CB8 0xFFFFFFFF