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CoolBaby RS-11

5" 4:3 Display (640x480)

4:3 Native ● 640x480
Stock OS
Form Factor: Horizontal Weight: 180g
aspect_ratio Simulate Letterboxing
Classic Retro

CoolBaby RS-11

CoolBaby · Released 2020 / 01

$62.49.00 MSRP
$49.99
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Coupon Code: USAFF4 $49.99
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Chipset (SoC) Broadcom BCM2835 (Raspberry Pi Zero/W)
Battery 3000 mAh
Aspect Ratio 4:3 Native
Dimensions 200 mm x 86 mm x 16 mm

Emulation Performance Radar

Tested frame rates and compatibility across key retro systems

Hardware Tier: ⭐️⭐️⭐️
Game Boy Advance (GBA)
check_circle Perfect (60fps)
Integer 3x scaling available
PlayStation 1 (PS1)
check_circle Playable (60fps)
Enhanced resolution mode supported
Nintendo 64 (N64)
Struggles
Mupen64Plus-Next core
PlayStation 2 (PS2)
Unplayable
NetherSX2 / AetherSX2

Full Technical Specifications

Manufacturer / Brand CoolBaby
Screen Diagonal 5 Inches
Display Resolution 640x480
Aspect Ratio 4:3 Native
System Chipset (SoC) Broadcom BCM2835 (Raspberry Pi Zero/W)
Battery Capacity 3000 mAh
Device Dimensions 200 mm x 86 mm x 16 mm
Device Weight 180g
Stock Operating System Proprietary
Recommended CFW Stock OS

Frequently Asked Questions

Can the CoolBaby RS-11 play PS2 and GameCube games? expand_more

The CoolBaby RS-11 is powered by the Broadcom BCM2835 (Raspberry Pi Zero/W) processor. For PS2 and GameCube emulation, it is not powerful enough to run full-speed 3D titles. We recommend looking into Odin 2 or Retroid Pocket 4 Pro for flawless PS2.

What is the best custom firmware (CFW) for CoolBaby RS-11? expand_more

The community overwhelmingly recommends Stock OS. It drastically improves boot time, enables instant deep sleep, and provides cleaner RetroArch hotkey integrations.

Should I replace the stock MicroSD card that came in the box? expand_more

Yes, absolutely. Generic unbranded MicroSD cards included with budget handhelds frequently suffer corrupted save files within 2 to 4 weeks. Always flash your firmware onto a branded card from SanDisk, Samsung, or Kioxia.