Device comparison

SJGAM M19 vs. SJGAM M21

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

Compare

With

M19
M21

Not shown to scale. Real-world dimensions are missing for one or both devices.

Quick verdict

Best value
M21
Better screen
M19
Newer model
M21

Main differences

  • SJGAM M19 has stronger listed emulation coverage.
  • SJGAM M21 is about $15 cheaper based on catalog pricing.
  • SJGAM M21 has a 60 Hz TFT screen, versus 60 Hz IPS on SJGAM M19.
  • SJGAM M21 runs Linux (EmuELEC); SJGAM M19 runs Linux.

SJGAM

M19

Details
Price
$55
OS
Linux
Released
Apr 2024
Up to
Dreamcast
Screen
3.5 inch IPS
Weight
?

No reviews yet

0 collectors

SJGAM

M21

Details
Price
$40
OS
Linux (EmuELEC)
Released
Jul 2024
Up to
PS1
Screen
3.5 inch TFT
Weight
208 grams

No reviews yet

0 collectors

Specs

BetterWorse

SpecM19M21
Price$55$40
OSLinuxLinux (EmuELEC)
PanelIPSTFT
ChipsetRockChip RK3566"N909"
CPUCortex-A55Cortex-A7
GPUMali-G52 2EEMali-400 MP2
RAM1 GB LPDDR41 GB DDR4
StorageExternal MicroSDInternal & External MicroSD
Weight?208 grams

Emulation

Excellent › Good › Playable › Limited › Unsupported

SystemM19M21
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

  • M19 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
  • M21 DS: Nintendo DS: Most games playable but mostly with frameskip, struggles with harder to emulate games This device does not have a touchscreen, so you won't be able to play DS games that rely heavily on the touchscreen
  • M19 3DS: Nintendo 3DS: Only the easiest to emulate games are barely playable 3DS will only work on Android, not Linux
  • M21 3DS: Nintendo 3DS: Either cannot run any games at all or games are unplayably slow
  • M19 GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • M21 GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • M19 N64: Nintendo 64: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • M21 N64: Nintendo 64: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • M19 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M21 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M19 PS1: Sony Playstation: Almost all games playable at full speed without frameskip
  • M21 PS1: Sony Playstation: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • M19 PS2: Sony Playstation 2: Only the easiest to emulate games are barely playable PS2 will only work on Android, not Linux
  • M21 PS2: Sony Playstation 2: Either cannot run any games at all or games are unplayably slow
  • M19 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • M21 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • M19 PSP: Sony Playstation Portable: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • M21 PSP: Sony Playstation Portable: Only the easiest to emulate games are barely playable
  • M19 Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • M21 Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • M19 SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M21 SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M19 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • M21 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • M19 Saturn: Sega Saturn: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • M21 Saturn: Sega Saturn: Only the easiest to emulate games are barely playable
  • M19 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • M21 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • M19 Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • M21 Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • M19 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • M21 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • M19 GameCube: Nintendo GameCube: Only the easiest to emulate games are barely playable
  • M21 GameCube: Nintendo GameCube: Either cannot run any games at all or games are unplayably slow
  • M19 Dreamcast: Sega Dreamcast: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • M21 Dreamcast: Sega Dreamcast: Most games playable but mostly with frameskip, struggles with harder to emulate games

Frequently asked

What's the difference between the SJGAM M19 and the SJGAM M21?
SJGAM M19 has stronger listed emulation coverage. SJGAM M21 is about $15 cheaper based on catalog pricing. SJGAM M21 has a 60 Hz TFT screen, versus 60 Hz IPS on SJGAM M19. SJGAM M21 runs Linux (EmuELEC); SJGAM M19 runs Linux.
Which is cheaper, the SJGAM M19 or the SJGAM M21?
The SJGAM M21 is the cheaper of the two at around $40, roughly $15 less than the SJGAM M19 based on catalog pricing.
Which is newer, the SJGAM M19 or the SJGAM M21?
The SJGAM M21 is the newer model, released in 2024.

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