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PowKiddy RGB20SX Review: A 4-Inch 1:1 Screen Retro Handheld

PowKiddy RGB20SX Review: A 4-Inch 1:1 Screen Retro Handheld

Overview

The PowKiddy RGB20SX is a vertical handheld gaming console designed for retro enthusiasts. It features a 4-inch IPS display with a 1:1 aspect ratio (720x720 pixels), offering a unique square screen experience. Powered by the RockChip RK3566 processor with a Cortex-A55 CPU and Mali-G52 2EE GPU, it delivers capable performance for emulating classic systems up to the N64, PSP, and Dreamcast era. The device runs on an open-source operating system and includes WiFi connectivity.

Key Specs Highlights

  • Display: 4.0-inch IPS, 720x720 resolution, 1:1 aspect ratio, 60Hz refresh rate, 254.56 PPI
  • Processor: RockChip RK3566, Cortex-A55 quad-core @ 1.8 GHz, Mali-G52 2EE GPU @ 850 MHz
  • Memory & Storage: 1 GB LPDDR4 RAM, dual external MicroSD slots
  • Battery: 4100 mAh
  • Connectivity: WiFi, 3.5mm headphone jack
  • Dimensions: 143mm x 87mm x 22mm, 240 grams
  • Colors: White, Blue, Yellow

Who It Is For

The RGB20SX is ideal for retro gaming fans who appreciate a compact vertical form factor and a square screen for playing classic arcade and console games. It suits those looking for a device that can handle N64, PSP, and Dreamcast titles at playable levels, though not all games will run at full speed. The open-source OS appeals to tinkerers who enjoy customizing their experience.

Buying Notes

Launched in April 2024, the RGB20SX has a starting price of $89. It is available in three colors. Note that the device lacks video output, vibration, and cooling features. The single mono speaker may be a consideration for audio quality. Performance varies by game; while many N64, PSP, and Dreamcast titles are playable, some may experience slowdowns.

Specifications
CPUCortex-A55
GPUMali-G52 2EE
NameRGB20SX
Alias泡机堂RGB20SX
BrandPowKiddy
Memory1 GB LPDDR4
Weight240 grams
Battery4100 mAh
SpeakerMono
StorageDual external MicroSD
Grip TypeVertical
ProcessorRockChip RK3566
Dimensions143mm x 87mm x 22mm
Screen PPI254.56
Body ColorsWhite Blue Yellow
Screen Size4.0 inches
Screen TypeIPS
Audio Output3.5mm headphone jack
ConnectivityWiFi
Release Date2024 / 04
Screen Ratio1:1
CPU Frequency1.8 GHz
Shell MaterialPlastic
Starting Price$89
Operating SystemOpen source system
Screen Resolution720 x 720
GPU Core Frequency850 MHz
Screen Refresh Rate60Hz
CPU Cores and Threads4 cores 4 threads
Emulator Game SupportN64, PSP and Dreamcast mostly playable, but not all at full speed

Full specs and updates on our site: https://www.oldman.dpdns.org/en/handheld/rgb20sx

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