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Powkiddy RGB20SX
Big battery square screen
PowkiddyLinux / ROCKNIX
Price~$70-90Score90/100Bat5,000mAhWt~260g
MSRP updated Apr 2026
- 4.0" square 720x720 display
- RK3566 chip
- 5000mAh battery
- Perfect for arcade/tate
Bottom line
Big battery square screen.
- Strongest suit
- Arcade / Tate (98/100)
- Best for
- Arcade games (perfect 1:1 aspect)
- Main tradeoff
- Letterboxing for widescreen content
Summary generated from this device's catalog data — not a hands-on review.
Best for
Where this handheld shines the most
- Arcade games (perfect 1:1 aspect)
- Vertical shooters (tate mode)
- Extended play sessions with large battery
Watch outs
Tradeoffs to know before buying
- Letterboxing for widescreen content
- RK3566 less powerful than modern chips
- Build quality is budget-grade
Full specs
Quick reference pulled straight from the catalog.
| Spec | Powkiddy RGB20SX |
|---|---|
| Display | 4.0" IPS 720x720 (1:1) |
| Chipset | RK3566 Quad-core Cortex-A55 |
| RAM | 1GB |
| Storage | 64GB + microSD |
| Battery | 5,000mAh |
| Weight | ~260g |
| Wireless | Wi-Fi 5, BT 5.0 |
| Ports | USB-C, microSD, 3.5mm, HDMI |
| OS | Linux / ROCKNIX |
Performance scores
Spec-based catalog ratings by play style, 0-100
Arcade / Tate
98
GB / GBC
96
PS1
75
Battery
92
Value
88
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Head-to-head comparisons
Anbernic RG35XX Plus vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Anbernic RG35XX Plus (~$85) and Powkiddy RGB20SX (~$70-90) go head-to-head in this Linux handheld comparison. Anbernic RG35XX Plus averages higher across our benchmarks, while Powkiddy RGB20SX wins on price.
Miyoo Mini Plus vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Miyoo Mini Plus (~$65) and Powkiddy RGB20SX (~$70-90) are closely matched Linux handhelds. The right pick comes down to display, battery, and form factor — not raw performance.
Anbernic RG35XX H vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Anbernic RG35XX H (~$85) and Powkiddy RGB20SX (~$70-90) are closely matched Linux handhelds. The right pick comes down to display, battery, and form factor — not raw performance.
Anbernic RG35XX SP vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Anbernic RG35XX SP (~$95) and Powkiddy RGB20SX (~$70-90) are closely matched Linux handhelds. The right pick comes down to display, battery, and form factor — not raw performance.
Anbernic RG40XX H vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Anbernic RG40XX H (~$99) and Powkiddy RGB20SX (~$70-90) are closely matched Linux handhelds. The right pick comes down to display, battery, and form factor — not raw performance.
Anbernic RG40XX V vs Powkiddy RGB20SX (2026) — Linux Handheld Comparison
The Anbernic RG40XX V (~$99) and Powkiddy RGB20SX (~$70-90) are closely matched Linux handhelds. The right pick comes down to display, battery, and form factor — not raw performance.