WaveShare
GPM280 CM4
- Price
- $150
- OS
- Linux (RetroPie)
- Released
- Sep 2021
- Up to
- Dreamcast
- Screen
- 2.8 inch IPS
- Weight
- ?
No reviews yet
0 collectors
Device comparison
WaveShare GPM280 CM4 vs. GAMEMT EX8
Compare specs, emulation support, community reviews, ownership, and play history.
Compare
With
Not shown to scale. Real-world dimensions are missing for one or both devices.
Quick verdict
- Best value
- GAMEMT EX8
- Newer model
- GAMEMT EX8
Main differences
- GAMEMT EX8 has stronger listed emulation coverage.
- GAMEMT EX8 is about $10 cheaper based on catalog pricing.
- GAMEMT EX8 runs Android 14; WaveShare GPM280 CM4 runs Linux (RetroPie).
Details
GAMEMT
GAMEMT EX8
- Price
- $140
- OS
- Android 14
- Released
- Mar 2026
- Up to
- Wii
- Screen
- 4.88 inch IPS
- Weight
- 290 grams
No reviews yet
0 collectors
Specs
BetterWorse
| Spec | GPM280 CM4 | GAMEMT EX8 |
|---|---|---|
| Price | $150 | $140 |
| OS | Linux (RetroPie) | Android 14 |
| Screen | 2.8 inch | 4.88 inch |
| Aspect ratio | 4:3 | 3:2 |
| Resolution | 640 x 480 | 1620 x 1080 |
| Refresh rate | 60 Hz | 60 Hz |
| Panel | IPS | IPS |
| Chipset | Broadcom BCM2711 | MediaTek Helio G99 |
| CPU | Cortex-A72 | Cortex-A76 / Cortex-A55 |
| GPU | Broadcom VideoCore VI | Mali-G57 MC2 |
| RAM | 1 GB | 6 GB LPDDR4X |
| Storage | External MicroSD | Internal ?, External MicroSD |
| Battery | 3500 mAh | 5000 mAh |
| Weight | ? | 290 grams |
| Dimensions | 136.4 mm x 67.5 mm x 16.8 mm | ? |
| Video out | No | No |
| Bluetooth | No | Yes |
| Hall effect sticks | No | No |
| Analog triggers | No | No |
| Touch screen | No | Yes |
Emulation
Excellent › Good › Playable › Limited › Unsupported
| System | GPM280 CM4 | GAMEMT EX8 |
|---|---|---|
| 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
- GPM280 CM4 DS: Nintendo DS: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip This device does not have a touchscreen, so you won't be able to play DS games that rely heavily on the touchscreen
- GAMEMT EX8 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
- GPM280 CM4 3DS: Nintendo 3DS: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 3DS: Nintendo 3DS: Most games playable but mostly with frameskip, struggles with harder to emulate games
- GPM280 CM4 GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
- GAMEMT EX8 GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
- GPM280 CM4 N64: Nintendo 64: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
- GAMEMT EX8 N64: Nintendo 64: Almost all games playable at full speed without frameskip
- GPM280 CM4 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
- GAMEMT EX8 NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
- GPM280 CM4 PS1: Sony Playstation: Almost all games playable at full speed without frameskip
- GAMEMT EX8 PS1: Sony Playstation: All games playable at full speed without frameskip
- GPM280 CM4 PS2: Sony Playstation 2: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 PS2: Sony Playstation 2: Most games playable but mostly with frameskip, struggles with harder to emulate games
- GPM280 CM4 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
- GPM280 CM4 PSP: Sony Playstation Portable: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
- GAMEMT EX8 PSP: Sony Playstation Portable: Almost all games playable at full speed without frameskip
- GPM280 CM4 Wii: Nintendo Wii: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 Wii: Nintendo Wii: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
- GPM280 CM4 SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
- GAMEMT EX8 SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
- GPM280 CM4 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
- GPM280 CM4 Saturn: Sega Saturn: Most games playable but mostly with frameskip, struggles with harder to emulate games
- GAMEMT EX8 Saturn: Sega Saturn: Almost all games playable at full speed without frameskip
- GPM280 CM4 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
- GAMEMT EX8 Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
- GPM280 CM4 Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
- GAMEMT EX8 Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
- GPM280 CM4 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
- GAMEMT EX8 Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
- GPM280 CM4 GameCube: Nintendo GameCube: Only the easiest to emulate games are barely playable
- GAMEMT EX8 GameCube: Nintendo GameCube: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
- GPM280 CM4 Dreamcast: Sega Dreamcast: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
- GAMEMT EX8 Dreamcast: Sega Dreamcast: Almost all games playable at full speed without frameskip
Frequently asked
- What's the difference between the WaveShare GPM280 CM4 and the GAMEMT EX8?
- GAMEMT EX8 has stronger listed emulation coverage. GAMEMT EX8 is about $10 cheaper based on catalog pricing. GAMEMT EX8 runs Android 14; WaveShare GPM280 CM4 runs Linux (RetroPie).
- Which is cheaper, the WaveShare GPM280 CM4 or the GAMEMT EX8?
- The GAMEMT EX8 is the cheaper of the two at around $140, roughly $10 less than the WaveShare GPM280 CM4 based on catalog pricing.
- Which is newer, the WaveShare GPM280 CM4 or the GAMEMT EX8?
- The GAMEMT EX8 is the newer model, released in 2026.
