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LostInConsoles

Your Gateway to Retro Gaming Reviews

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.

688 Attack Sub
688 Attack Sub

1989 •Sega Genesis

688 Attack Sub is a classic modern submarine simulation which puts you in command of either the American Los Angeles or the Soviet Alfa class nuclear-...

7 Grand Dad
7 Grand Dad

1992 •Nintendo Entertainment System

7 Grand Dad is a Chinese bootleg game, which is a ROM hack of The Flintstones: The Rescue of Dino and Hoppy. The game became known as a recurrent inte...

7 Wonders II
7 Wonders II

2007 •Nintendo DS

Journey back in time with the 7 Wonders series to when magnificent structures were being built in far away lands. Enjoy challenging match-3 game play...

720 Degrees
720 Degrees

1986 •Nintendo Entertainment System

720 Degrees is a 1986 arcade game by Atari Games. 720°, a skateboarding game, is notable in that along with BMX Simulator, it is one of the first extr...

7th Dragon
7th Dragon

2009 •Nintendo DS

7th Dragon is a Japanese role-playing video game and the first game in the 7th Dragon series. 7th Dragon takes place in the world of Eden of which 80%...

8 Bit Son-of-a-Bitch
8 Bit Son-of-a-Bitch

2022 •Nintendo Entertainment System

Video game created by and featuring the punk band Wolf-Face. Help Michael J. Wolf make it to the basketball game on time, while also capturing the hea...

8 Eyes
8 Eyes

1988 •Nintendo Entertainment System

8 Eyes is an action game set in a post-nuclear future where rebellious dukes have seized eight powerful jewels. Players control Orin the Falconer as h...

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.