R40S
R40S by BOYHOM, priced around $70, Horizontal retro handheld, running Linux, powered by RockChip RK3566, with a 4.0 inch display
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Specifications
61 of 65 catalogued fields are filled in for this handheld. Anything the catalogue has not recorded is labelled Not documented rather than estimated.
Identity
- Brand
- BOYHOM
- Release Date
- 2024 / 05
- Price
- $70
- Pricing category
- $050 - $75
Form factor & shell
- Form Factor
- Horizontal
- Shell material
- Plastic
- Colors
- Blue, Yellow, Black, White
- Dimensions
- 145 mm x 86.5 mm x 10* mm
- Weight
- 211 grams
- Cooling
- Not documented
Operating system
- Operating System
- Linux
Performance
- System on a Chip
- RockChip RK3566
- CPU
- Cortex-A55
- CPU cores
- 4 Cores
- CPU threads
- 4 Threads
- CPU clock speed
- 1.8 GHz
- Architecture
- ARM
- GPU
- Mali-G52 2EE
- GPU cores
- 2 Cores
- GPU clock speed
- 850 MHz
- RAM
- 1 GB LPDDR4
- Performance rating
- 10/10 · A+
Display
- Screen size
- 4.0 inch
- Screen type
- IPS
- Resolution
- 720 x 720
- PPI
- 254.56 PPI
- Aspect ratio
- 1:1
- Screen refresh rate
- 60 Hz
- Screen lens
- Tempered Glass (OCA Laminated)
Battery & charging
- Battery
- 4000 mAh
- Charge port
- USB-C x2 Bottom facing
- Storage
- Dual External MicroSD
Controls
- D-pad
- Cross Lower placement
- Analogs
- Dual thumbsticks (L3/R3?) Left: Upper placement Right: Lower placement
- Face buttons
- 4 Buttons
- Shoulder buttons
- L1, R1, L2, R2 Horizontal
- Extra buttons
- Power, Reset, Volume +-
- Rumble
- Not documented
- Volume control
- Dedicated Buttons
- Brightness control
- Not documented
- Power control
- Button
Connectivity
- Connectivity
- USB-C OTG, WiFi 5, Bluetooth
- Video output
- Mini HDMI Top facing
- Audio output
- 3.5mm Headphone Bottom facing
- Speaker
- Dual Stereo Bottom facing
- Sensors
- Not documented
Emulation grades
- Game Boy
- A
- Nintendo Entertainment System
- A
- Sega Genesis
- A
- Game Boy Advance
- A
- Super Nintendo
- A
- PlayStation 1
- A
- Nintendo DS
- A
- Nintendo 64
- B+
- Dreamcast
- B
- PSP
- B-
- Sega Saturn
- C
- GameCube
- D
- Wii
- D-
- Nintendo 3DS
- F
- PlayStation 2
- D-
- Wii U
- F
- Nintendo Switch
- F
- PlayStation 3
- F
- Emulation limit
- N64, PSP & Dreamcast mostly playable but not all full speed
Where To Buy
Marketplace rows use affiliate-friendly links where available. Average price stays based on the console database, not live per-store pricing.
| Store | Price |
|---|---|
|
Amazon
Amazon search results
|
$70 |
|
Aliexpress
1, 2, 3
Imported from spreadsheet hyperlink
|
$70 |
|
AliExpress
AliExpress search results
|
$70 |
|
Alibaba
Alibaba search results
|
$70 |
Affiliate disclosure and terms are linked in the footer.
R40S Buying Guides & Comparisons
Where this handheld is ranked against the alternatives, and the head-to-heads that compare it directly.
Quick Take
The long-form editorial block is being regenerated, so this quick summary is built from the latest console specs.
R40S is a retro handheld from BOYHOM.
Its horizontal design keeps the hardware focus clear for players who already know the shape they prefer.
The device runs Linux, which shapes setup, frontend options, and day-to-day usability.
Inside, the RockChip RK3566 chipset sets the ceiling for emulation and overall responsiveness.
Playable Games
Games shown here match systems this handheld can run at a B grade or better.
Zool: Ninja of the Nth Dimension
1992 •Sega Genesis, Super Nintendo
Zool is a fast-paced side-scrolling platformer. The protagonist can run, jump, climb walls, and shoot enemies. Power-ups for Zool are scattered across...
Zoom!
1988 •Sega Genesis
Zoom! is a puzzle game developed/released by Discovery Software in 1988. It features a 3D-like board the player moves around on. Up to two players may...
Zooming Secretary
2012 •Nintendo Entertainment System
Part platformer, part puzzle, part workplace simulator and entirely satirical is what Zooming Secretary is. Playing the role of a secretary in her tri...
Zooo: Action Puzzle Game
2005 •Game Boy Advance
Help control the zoo animals by strategically swapping them around to create rows of the same animals and eliminate them from the board. A well kept z...
Zoop
1995 •PlayStation 1, Sega Genesis, Sega Saturn, Super Nintendo
Fast-paced action-puzzle game where the player eliminates colored shapes that are approaching his alter ego, another colored shape, before they reach...
Zoor: Majuu Tsukai Densetsu
1999 •Nintendo 64
A role-playing video game for the Nintendo 64. Battles take place in realtime and the player's party is built out of monsters they train.
Zootto Mahjong!
1998 •Super Nintendo
Zoo-tto Mahjong! is a Nintendo developed and published Super Famicom video game. It was released on July 1, 1998. It is a simple game of Mahjong, of w...
Zork
1977 •PlayStation 1, Sega Saturn
Zork is one of the earliest interactive fiction computer games, with roots drawn from the original genre game, Colossal Cave Adventure. The first vers...
ZPF
2025 •Sega Genesis, Nintendo Switch
ZPF is a retro-inspired horizontal shooter for the Sega Genesis/Mega Drive. Blast your way through a cosmic gauntlet of epic boss battles, addictive s...
Ztar Attack 0.5: Mario Escape from the Jail
2016 •Nintendo 64
Mario has been arrested for a crime he didn't commit! Can you break out, and uncover a conspiracy along the way?
R40S — Frequently Asked Questions
Every answer is built from this console's own catalogue record. Where the record is empty, the answer says so rather than guessing.
Is the R40S an official BOYHOM product?
The console database lists the R40S under the brand BOYHOM. It does not document whether the R40S is an officially licensed BOYHOM product.
When was the R40S released, and what does it cost?
The console database lists the release date as 2024 / 05 and the price as $70 for the R40S.
What chipset and how much RAM does the R40S have?
The console database lists the system on a chip as RockChip RK3566, the CPU as Cortex-A55, and the RAM as 1 GB LPDDR4 for the R40S.
What are the R40S's dimensions, weight and battery?
The console database lists the dimensions as 145 mm x 86.5 mm x 10* mm, the weight as 211 grams, and the battery as 4000 mAh for the R40S.
Which systems can the R40S emulate well?
The console database gives the R40S a grade of B+ or better for 8 systems: Game Boy, Nintendo Entertainment System, Sega Genesis, Game Boy Advance, Super Nintendo, PlayStation 1, Nintendo DS, and Nintendo 64.
Where can I buy the R40S?
The marketplace rows shown for the R40S are search and marketplace links, not a verified live price feed. The console database does not verify live prices or stock, so check the linked marketplace listings for current availability.
Sources & Editorial Notes
- Specifications are taken from this handheld's entry in the Lost In Consoles catalogue, which is compiled from manufacturer documentation and public filings. How we compile device data.
- Empty fields are published as Not documented. Nothing on this page is estimated, inferred or carried over from a similar device.
- Spotted an error? Send a correction.