Miyoo / Bittboy Miyoo Mini Plus
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The Miyoo Mini Plus is a vertical retro gaming handheld released in 2023 by Miyoo / Bittboy. It is built around the SigmaStar SSD202D with 128 MB DDR3, has a 3.5 inch IPS 640 x 480 display, and uses a 3000 mAh (Swappable) battery. Its documented emulation ceiling is PS1 full speed, placing it in the mid-range tier for retro game emulation. Notable hardware features include video output, WiFi.
How far can it go?
Runs everything up to PlayStation 1 at full speed, and pushes as far as Nintendo DS with some compromises.
Realistic ceiling: SNES & PS1 almost all full speed except for slight lag on a few FX chip SNES games and 3D PS1 games
Specifications
| Chip (SoC) | SigmaStar SSD202D |
|---|---|
| CPU | Cortex-A7 |
| GPU | "2D Graphics Accelerator" |
| RAM | 128 MB DDR3 |
| Screen size | 3.5 inch |
| Screen type | IPS |
| Resolution | 640 x 480 |
| PPI | 228.57 PPI |
| Refresh rate | 60 Hz |
| Aspect ratio | 4:3 |
| Battery | 3000 mAh (Swappable) |
| Cooling | ❌ |
| Storage | External MicroSD |
| Connectivity | WiFi |
| Speakers | Single Mono Front facing |
| Charge port | USB-C Bottom facing |
| Video output | ❌ |
| Audio out | 3.5mm Headphone Bottom facing |
| Dimensions | 78.5 mm x 108 mm x 22.3 mm |
| Weight | 162 grams |
| Shell | Plastic |
| Colors | White, Retro Gray, Transparent Purple, Transparent Black |
Pros & cons
👍 Pros
- Pocketable clamshell-free form with a larger 3.5in screen
- Adds WiFi over the original Mini
- Best-in-class OnionOS support
- Excellent value
👎 Cons
- No analog sticks
- Limited to roughly PS1-era systems
- SigmaStar chip is not built for 3D consoles
- Speaker is mediocre
Firmware & OS
Operating systems and custom firmware this device can run — the best pick depends on what you want (easy setup, performance, battery, or game ecosystem):
Compare prices & buy
from $70
$70
Often sold by: Aliexpress · KeepRetro.com · GoGameGeek · Amazon · PowKiddy