PowKiddy X18S vs. Game Kiddy GKD 350H Ultra

Specs, emulation, community reviews, ownership and play history, side by side.

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Quick verdict

Best value
GKD 350H Ultra
Better screen
PowKiddy X18S
More portable
GKD 350H Ultra
Newer model
GKD 350H Ultra

Main differences

  • Game Kiddy GKD 350H Ultra has similar emulation coverage to PowKiddy X18S.
  • Game Kiddy GKD 350H Ultra is about $3 cheaper based on catalog pricing.
  • Game Kiddy GKD 350H Ultra is roughly 25% smaller and 6% lighter.
  • Game Kiddy GKD 350H Ultra has a 60 Hz LCD screen, versus 60 Hz IPS on PowKiddy X18S.
  • Game Kiddy GKD 350H Ultra runs Linux; PowKiddy X18S runs Android 11.

PowKiddy

PowKiddy X18S

Details
Price
$173.00
OS
Android 11
Released
Sep 2021
Up to
Saturn
Screen
5.5 inch IPS
Weight
308 grams

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Game Kiddy

GKD 350H Ultra

Details
Price
$170.00
OS
Linux
Released
Jul 2026
Up to
Saturn
Screen
3.5 inch LCD
Weight
288 grams

We’re not tracking prices for this one yet.

No reviews yet

Specs

BetterWorse

SpecPowKiddy X18SGKD 350H Ultra
Price$173.00$170.00
OSAndroid 11Linux
Screen5.5 inch3.5 inch
Aspect ratio16:910:9
Resolution1280 x 7201600 x 1440
PanelIPSLCD
ChipsetUNISOC Tiger T618RockChip RK3576S
CPUCortex-A75 / Cortex-A55Cortex-A72 / Cortex-A53
GPUMali-G52 MP2Mali-G52 MC3
RAM4 GB LPDDR4X2 GB LPDDR4X
StorageInternal 64 GB eMMC,Internal 8 GB eMMC, External MicroSD
Weight308 grams288 grams
Dimensions152 mm x 92 mm x 22.5 mm149 mm x 70 mm x 18 mm
Stick typeUnknownTMR

Emulation

Excellent › Good › Playable › Limited › Unsupported

SystemPowKiddy X18SGKD 350H Ultra
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

  • PowKiddy X18S DS: Nintendo DS: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra DS: Nintendo DS: Almost all games playable at full speed without frameskip The screen has the perfect aspect ratio for vertical DS with no black bars.
  • PowKiddy X18S 3DS: Nintendo 3DS: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GKD 350H Ultra 3DS: Nintendo 3DS: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X18S GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra GBA: Nintendo Game Boy Advance: Almost all games playable at full speed without frameskip
  • PowKiddy X18S N64: Nintendo 64: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra N64: Sega Dreamcast: Almost all games playable at full speed without frameskip
  • PowKiddy X18S NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra NES: Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • PowKiddy X18S PS1: Sony Playstation: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra PS1: Sony Playstation: Almost all games playable at full speed without frameskip
  • PowKiddy X18S PS2: Sony Playstation 2: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GKD 350H Ultra PS2: Sony Playstation 2: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X18S PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • GKD 350H Ultra PS3: Sony Playstation 3: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X18S PSP: Sony Playstation Portable: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra PSP: Sony Playstation Portable: Almost all games playable at full speed without frameskip
  • PowKiddy X18S Wii: Nintendo Wii: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GKD 350H Ultra Wii: Nintendo Wii: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X18S SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra SNES: Super Nintendo Entertainment System: Almost all games playable at full speed without frameskip
  • PowKiddy X18S Wii U: Nintendo Wii U: Cemu for Android is only compatible with Adreno GPUs and Android 11-14, so any device with a Mali GPU will not run Cemu.
  • GKD 350H Ultra Wii U: Nintendo Wii U: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X18S Saturn: Sega Saturn: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • GKD 350H Ultra Saturn: Sega Saturn: Most games playable at full speed, a few games have lower frame rates but still mostly playable with frameskip
  • PowKiddy X18S Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • GKD 350H Ultra Switch: Nintendo Switch: Either cannot run any games at all or games are unplayably slow
  • PowKiddy X18S Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra Genesis: Sega Genesis / Mega Drive: Almost all games playable at full speed without frameskip
  • PowKiddy X18S Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra Game Boy: Game Boy / Game Boy Color: Almost all games playable at full speed without frameskip
  • PowKiddy X18S GameCube: Nintendo GameCube: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • GKD 350H Ultra GameCube: Nintendo GameCube: Most games playable but mostly with frameskip, struggles with harder to emulate games
  • PowKiddy X18S Dreamcast: Sega Dreamcast: Almost all games playable at full speed without frameskip
  • GKD 350H Ultra Dreamcast: Sega Dreamcast: Almost all games playable at full speed without frameskip

Frequently asked

What's the difference between the PowKiddy X18S and the Game Kiddy GKD 350H Ultra?
Game Kiddy GKD 350H Ultra has similar emulation coverage to PowKiddy X18S. Game Kiddy GKD 350H Ultra is about $3 cheaper based on catalog pricing. Game Kiddy GKD 350H Ultra is roughly 25% smaller and 6% lighter. Game Kiddy GKD 350H Ultra has a 60 Hz LCD screen, versus 60 Hz IPS on PowKiddy X18S. Game Kiddy GKD 350H Ultra runs Linux; PowKiddy X18S runs Android 11.
Which is cheaper, the PowKiddy X18S or the Game Kiddy GKD 350H Ultra?
The Game Kiddy GKD 350H Ultra is the cheaper of the two at around $170.00, roughly $3.00 less than the PowKiddy X18S based on catalog pricing.
Which is newer, the PowKiddy X18S or the Game Kiddy GKD 350H Ultra?
The Game Kiddy GKD 350H Ultra is the newer model, released in 2026.

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