Device comparison

PowKiddy X55 vs. KoHotech Ritmix RZX-50

Compare specs, emulation support, community reviews, ownership, and play history.

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PowKiddy X55
Ritmix RZX-50

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Quick verdict

Better screen
PowKiddy X55
More portable
Ritmix RZX-50
Newer model
PowKiddy X55

Main differences

  • PowKiddy X55 has stronger listed emulation coverage.
  • KoHotech Ritmix RZX-50 is roughly 27% smaller and 34% lighter.
  • PowKiddy X55 has a 60 Hz IPS screen, versus 60 Hz TFT on KoHotech Ritmix RZX-50.
  • PowKiddy X55 runs Linux (JELOS); KoHotech Ritmix RZX-50 runs OpenDingux.
  • PowKiddy X55 is highlighted for Game Boy, NES, Genesis, GBA; KoHotech Ritmix RZX-50 is highlighted for Game Boy, NES.

PowKiddy

PowKiddy X55

Details
Price
$90
OS
Linux (JELOS)
Released
May 2023
Up to
Dreamcast
Screen
5.5 inch IPS
Weight
293 grams

No reviews yet

0 collectors

KoHotech

Ritmix RZX-50

Details
Price
Unknown
OS
OpenDingux
Released
Jan 2011
Up to
Genesis
Screen
4.3 inch TFT
Weight
192 grams

No reviews yet

0 collectors

Specs

BetterWorse

SpecPowKiddy X55Ritmix RZX-50
Price$90Unknown
OSLinux (JELOS)OpenDingux
Screen5.5 inch4.3 inch
Resolution1280 x 720480 x 272
PanelIPSTFT
ChipsetRockChip RK3566Ingenic JZ4755
CPUCortex-A55XBurst
GPUMali-G52 2EE
RAM2 GB LPDDR4X64 MB DDR2
StorageInternal 16 GB (eMMC?), Dual External MicroSDInternal 4 GB & External MicroSD
Battery4000 mAh1800 mAh
Weight293 grams192 grams
Dimensions212.5 mm x 94.5 mm x 19 mm182 mm x 80 mm x 15 mm
Video outYesNo
BluetoothYesNo

Emulation

Excellent › Good › Playable › Limited › Unsupported

SystemPowKiddy X55Ritmix RZX-50
Classic systems
Game Boy
NES
Genesis
GBA
SNES
PS1
Mid-generation systems
DS
N64
Dreamcast
PSP
Saturn
Sixth-generation systems
GameCube
Wii
PS2
Modern systems
3DS
Switch
Wii U
PS3

Emulation source notes

  • PowKiddy X55 DS: Nintendo DS: Almost all games playable at full speed without frameskip This device does not have a touchscreen, so you won't be able to play DS games that rely heavily on the touchscreen
  • Ritmix RZX-50 DS: Nintendo DS: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 3DS: Nintendo 3DS: Only the easiest to emulate games are barely playable 3DS will only work on Android, not Linux
  • Ritmix RZX-50 3DS: Nintendo 3DS: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 GBA: Nintendo Game Boy Advance: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • PowKiddy X55 N64: Nintendo 64: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • Ritmix RZX-50 N64: Nintendo 64: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • PowKiddy X55 PS1: Sony Playstation: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 PS1: Sony Playstation: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X55 PS2: Sony Playstation 2: Only the easiest to emulate games are barely playable PS2 will only work on Android, not Linux
  • Ritmix RZX-50 PS2: Sony Playstation 2: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • Ritmix RZX-50 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 PSP: Sony Playstation Portable: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • Ritmix RZX-50 PSP: Sony Playstation Portable: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • Ritmix RZX-50 Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 SNES: Super Nintendo Entertainment System: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X55 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • Ritmix RZX-50 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 Saturn: Sega Saturn: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • Ritmix RZX-50 Saturn: Sega Saturn: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • Ritmix RZX-50 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 Genesis: Sega Genesis / Mega Drive: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • PowKiddy X55 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • Ritmix RZX-50 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • PowKiddy X55 GameCube: Nintendo GameCube: Only the easiest to emulate games are barely playable
  • Ritmix RZX-50 GameCube: Nintendo GameCube: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X55 Dreamcast: Sega Dreamcast: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • Ritmix RZX-50 Dreamcast: Sega Dreamcast: Either cannot run any games at all or games are unplayably slow

Frequently asked

What's the difference between the PowKiddy X55 and the KoHotech Ritmix RZX-50?
PowKiddy X55 has stronger listed emulation coverage. KoHotech Ritmix RZX-50 is roughly 27% smaller and 34% lighter. PowKiddy X55 has a 60 Hz IPS screen, versus 60 Hz TFT on KoHotech Ritmix RZX-50. PowKiddy X55 runs Linux (JELOS); KoHotech Ritmix RZX-50 runs OpenDingux. PowKiddy X55 is highlighted for Game Boy, NES, Genesis, GBA; KoHotech Ritmix RZX-50 is highlighted for Game Boy, NES.
Which is newer, the PowKiddy X55 or the KoHotech Ritmix RZX-50?
The PowKiddy X55 is the newer model, released in 2023.

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