Device comparison

Retroflag GPi Case 2W vs. SJGAM M22 Pro

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

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With

GPi Case 2W
M22 Pro

Shown to scale from each device’s real-world dimensions.

Quick verdict

Best value
M22 Pro
More portable
GPi Case 2W
Newer model
M22 Pro

Main differences

  • SJGAM M22 Pro has similar emulation coverage to Retroflag GPi Case 2W.
  • SJGAM M22 Pro is about $30 cheaper based on catalog pricing.
  • Retroflag GPi Case 2W is roughly 29% smaller.
  • SJGAM M22 Pro runs Linux (EmuELEC); Retroflag GPi Case 2W runs Linux (RetroPie).

Retroflag

GPi Case 2W

Details
Price
$80
OS
Linux (RetroPie)
Released
Dec 2022
Up to
PS1
Screen
3.0 inch IPS
Weight
224 grams

No reviews yet

0 collectors

SJGAM

M22 Pro

Details
Price
$50
OS
Linux (EmuELEC)
Released
Nov 2024
Up to
PS1
Screen
5.0 inch IPS
Weight
?

No reviews yet

0 collectors

Specs

BetterWorse

SpecGPi Case 2WM22 Pro
Price$80$50
OSLinux (RetroPie)Linux (EmuELEC)
Screen3.0 inch5.0 inch
Aspect ratio4:316:9
Resolution640 x 4801920 x 1080
ChipsetBroadcom BCM2710A1"N909"
CPUCortex-A53Cortex-A7
GPUBroadcom VideoCore IVMali-400 MP2
RAM512 MB LPDDR2 SDRAM1 GB DDR4
StorageExternal MicroSDInternal & External MicroSD
Battery2800 mAh3000 mAh
Weight224 grams?
Dimensions135 mm x 81 mm x 32 mm191 mm x 81 mm x 33 mm
Video outNoYes
BluetoothYesNo

Emulation

Excellent › Good › Playable › Limited › Unsupported

SystemGPi Case 2WM22 Pro
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

  • GPi Case 2W 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
  • M22 Pro DS: Nintendo DS: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GPi Case 2W 3DS: Nintendo 3DS: Either cannot run any games at all or games are unplayably slow
  • M22 Pro 3DS: Nintendo 3DS: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • M22 Pro GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • GPi Case 2W N64: Nintendo 64: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • M22 Pro N64: Nintendo 64: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GPi Case 2W NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M22 Pro NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • GPi Case 2W PS1: Sony Playstation: Almost all games playable at full speed without frameskip
  • M22 Pro PS1: Sony Playstation: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • GPi Case 2W PS2: Sony Playstation 2: Either cannot run any games at all or games are unplayably slow
  • M22 Pro PS2: Sony Playstation 2: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • M22 Pro PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W PSP: Sony Playstation Portable: Only the easiest to emulate games are barely playable
  • M22 Pro PSP: Sony Playstation Portable: Only the easiest to emulate games are barely playable
  • GPi Case 2W Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • M22 Pro Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • M22 Pro SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • GPi Case 2W Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • M22 Pro Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W Saturn: Sega Saturn: Only the easiest to emulate games are barely playable
  • M22 Pro Saturn: Sega Saturn: Only the easiest to emulate games are barely playable
  • GPi Case 2W Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • M22 Pro Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • M22 Pro Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • GPi Case 2W Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • M22 Pro Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • GPi Case 2W GameCube: Nintendo GameCube: Either cannot run any games at all or games are unplayably slow
  • M22 Pro GameCube: Nintendo GameCube: Either cannot run any games at all or games are unplayably slow
  • GPi Case 2W Dreamcast: Sega Dreamcast: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • M22 Pro Dreamcast: Sega Dreamcast: Most games playable but mostly with frameskip, struggles with harder to emulate games

Frequently asked

What's the difference between the Retroflag GPi Case 2W and the SJGAM M22 Pro?
SJGAM M22 Pro has similar emulation coverage to Retroflag GPi Case 2W. SJGAM M22 Pro is about $30 cheaper based on catalog pricing. Retroflag GPi Case 2W is roughly 29% smaller. SJGAM M22 Pro runs Linux (EmuELEC); Retroflag GPi Case 2W runs Linux (RetroPie).
Which is cheaper, the Retroflag GPi Case 2W or the SJGAM M22 Pro?
The SJGAM M22 Pro is the cheaper of the two at around $50, roughly $30 less than the Retroflag GPi Case 2W based on catalog pricing.
Which is newer, the Retroflag GPi Case 2W or the SJGAM M22 Pro?
The SJGAM M22 Pro is the newer model, released in 2024.

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