2007 •Nintendo DS
During the game, Shin chan will have to rescue all of Kasukabe from Tabu, who is eating everyone's sleep and Shin Chan will have to avoid him to wake...
GPi Case 2 by Retroflag, Vertical retro handheld, running Linux (RetroPie), powered by Broadcom BCM2711 (Raspberry Pi Compute Module 4), with a 3.0 inch display...
Marketplace rows use affiliate-friendly links where available. Average price stays based on the console database, not live per-store pricing.
| Store | Price |
|---|---|
|
Amazon
Imported from spreadsheet hyperlink
|
$80 (Pi CM4 not included) $90 (with Dock) |
|
AliExpress
AliExpress search results
|
$80 (Pi CM4 not included) $90 (with Dock) |
Affiliate disclosure and terms are linked in the footer.
Broad emulation range
This is a data-grounded review of GPi Case 2, built around the hardware, the compatibility grades, the price band, and the devices most likely to tempt you away from it.
GPi Case 2 looks most interesting when you treat it as a specific answer to a specific kind of retro player, not as a mythical one-device-for-everyone machine.
Before the review gets opinionated, here is the clean spec picture. This table is the reality check that keeps the rest of the write-up grounded.
| Category | Details |
|---|---|
| Brand | Retroflag |
| Release | 2021 / 12 |
| Form factor | Vertical |
| Operating system | Linux (RetroPie) |
| Overall performance | ⭐️⭐️⭐️⭐️⭐️ |
| SoC | Broadcom BCM2711 (Raspberry Pi Compute Module 4) |
| CPU | Cortex-A72, 4 Cores, and 1.5 GHz |
| GPU | Broadcom VideoCore VI and 500 MHz |
| RAM | 1, 2, 4 or 8 GB (Pi dependent) |
| Display | 3.0 inch, IPS, and 60 Hz |
| Resolution | 640 x 480, 4:3, and 266.67 PPI |
| Battery and cooling | 4000 mAh |
| Storage and I/O | Internal MicroSD, USB-C, USB-C video out (via dock), and 3.5mm Headphone |
| Price | $80 (Pi CM4 not included) $90 (with Dock) |
If this review pulls you in, the fastest next rabbit hole is GPi Case 2W and PiBoy DMG, because those are the products most likely to clarify whether GPi Case 2 is your real match or just your current curiosity.
GPi Case 2 pairs the hardware with 3.0 inch, IPS, 60 Hz, 640 x 480, 4:3, and 266.67 PPI. That is the kind of detail stack retro buyers should linger on, because a handheld can be technically capable and still feel wrong if the aspect ratio, sharpness, and scaling story are off. The screen protection is listed as Tempered Glass, a small clue that often hints at how polished or rough the front face might feel in daily use.
The controls are described with Cross Upper placement, 4 Buttons, L1, R1, and Hotkey, Turbo, Sleep. That matters more than many spec sheets admit, because the difference between a fun handheld and a fatiguing one often shows up in the D-pad, shoulder shape, and how naturally the thumbs settle into place. This is where a retro handheld stops being abstract and starts becoming a piece of physical furniture for your hands.
The 4:3 aspect ratio adds another layer to the story. Some buyers want sharp all-purpose flexibility, others want a screen that flatters the systems they actually play most. Good reviews should make that tradeoff visible instead of pretending every resolution solves every problem.
GPi Case 2 is currently tracked around $80 (Pi CM4 not included) $90 (with Dock) and lands in the $075 - $100 pricing band. This category is ruthless about value perception. A handheld can be beloved at one price and impossible to defend at another.
The spreadsheet points shoppers toward Amazon for availability. That matters because storefront quality, shipping confidence, and after-sales expectations often shape the emotional experience of a purchase before the box even arrives.
Every handheld makes tradeoffs somewhere, even when the spreadsheet leaves them unstated. That is why value is always a conversation between specs and priorities. There is no universal bargain, only a good fit at the right moment.
GPi Case 2 is described with battery: 4000 mAh. Those are not background details; they shape noise, comfort, endurance, and whether the device feels eager to be used or mildly exhausting to keep fed. Audio is covered by Single Mono Front facing and 3.5mm Headphone, which matters for sofa play, travel, and late-night sessions when speakers and headphone output can quietly make or break the experience.
Physically, the device is outlined by 135 mm x 81 mm x 32 mm, 224.0, Plastic, and DMG Gray. This is where you start picturing whether it is truly pocketable, only jacket-safe, or clearly a bag companion. A handheld is only as portable as the friction it introduces. Too heavy, too hot, too awkward, and even strong specs start feeling theoretical.
The practical I/O story includes Internal MicroSD, WiFi, Bluetooth (Pi dependent), USB-C, and USB-C video out (via dock). These details matter because many retro buyers are also collectors, tinkerers, dock-and-TV players, or people with large libraries that need sensible storage and transfer options.
| Console | Angle | Price | Performance | Why Click Through |
|---|---|---|---|---|
GPi Case 2W Retroflag | Brand Neighbor | 80.0 | ⭐️⭐️⭐️⭐️ | same operating system, vertical layout, tracked around 80.0. |
PiBoy DMG Experimental Pi | Closest Match | $90 (Base kit) $120 (Full kit) $180 (Assembled) | ⭐️⭐️⭐️⭐️⭐️ | same operating system, vertical layout, tracked around $90 (Base kit) $120 (Full kit) $180 (Assembled). |
GamePi43 WaveShare | Closest Match | $80 + Pi + Battery (DIY) $115 + Battery (Pre-built) | ⭐️⭐️⭐️⭐️ | same operating system, vertical layout, tracked around $80 + Pi + Battery (DIY) $115 + Battery (Pre-built). |
TRIMUI Smart Brick TRIMUI | Closest Match | $80 (Plastic) $95 (Metal) | ⭐️⭐️⭐️⭐️⭐️¼ | vertical layout, tracked around $80 (Plastic) $95 (Metal), rated ⭐️⭐️⭐️⭐️⭐️¼. |
GPi Case 2 becomes much easier to judge once it is forced into the same room as GPi Case 2W, PiBoy DMG, and GamePi43. This is where a vague impression turns into a real buying decision, because each nearby rival throws a different kind of pressure on the table.
GPi Case 2 versus GPi Case 2W is interesting because brand neighbor is the obvious angle. GPi Case 2W sits close enough to GPi Case 2 to make the comparison meaningful, but different enough to sharpen the buying decision. More importantly, gPi Case 2W is tracked around 80.0. Its overall rating is ⭐️⭐️⭐️⭐️. That said, gPi Case 2 versus PiBoy DMG is interesting because closest match is the obvious angle. Compared with GPi Case 2, PiBoy DMG makes the more obvious play for readers who care about closest match. PiBoy DMG is tracked around $90 (Base kit) $120 (Full kit) $180 (Assembled). That said, its overall rating is ⭐️⭐️⭐️⭐️⭐️. That said, gPi Case 2 versus GamePi43 is interesting because closest match is the obvious angle. If GPi Case 2 feels almost right but not quite, GamePi43 is the sort of nearby detour that can completely change the shortlist. GamePi43 is tracked around $80 + Pi + Battery (DIY) $115 + Battery (Pre-built).
The real benefit of this comparison set is not that it declares a single winner. It reveals which compromise profile feels least annoying over time.
The heart of the machine is the Broadcom BCM2711 (Raspberry Pi Compute Module 4). CPU duties are handled by Cortex-A72. Graphics are handled by Broadcom VideoCore VI. Memory is listed at 1, 2, 4 or 8 GB (Pi dependent). The sheet rates the overall performance at ⭐️⭐️⭐️⭐️⭐️, or roughly 5 on the normalized scale.
The CPU side is described with 4 Cores, 4 Threads, and 1.5 GHz, which is more useful than brand names alone because it hints at how much headroom the handheld should have before emulator tuning gets annoying. On the graphics side, 500 MHz and ARM helps sketch the ceiling for heavier systems, upscale experiments, and shader curiosity.
GPi Case 2 looks strongest with Game Boy (A), NES (A), Sega Genesis (A), Game Boy Advance (A), Super Nintendo (A), and PlayStation 1 (A), which gives the review something more tangible than a vague "good for retro" verdict. The listed emulation limit, N64, PSP & Dreamcast mostly playable (not all full speed), is the kind of line buyers should actually respect because it tells you where the romance ends and the compromise begins.
The middle tier of compatibility, including Sega Saturn (C), is where the buyer needs some honesty. These are usually the systems that separate a casual dabbler from a user who is happy tweaking emulator settings, testing cores, or accepting the occasional rough edge.
GPi Case 2 is best framed as a machine for buyers who want a serious all-rounder with room for tougher systems. This category rewards shoppers who know what kind of sessions they actually play, because not every strong device is strong in the same way.
The vertical shape matters here because it changes comfort, portability, and the kind of nostalgia the device leans into. The fact that it runs Linux (RetroPie) also affects what kind of setup work, app ecosystem, and tinkering ceiling buyers should expect.
The release timing listed as 2021 / 12 helps place it in context. In this market, timing changes expectations: a device that felt expensive at launch can look sharply judged six months later, while a newer device may need to justify a premium.
GPi Case 2 leaves the strongest impression when you frame it as a recommendation for buyers who want a serious all-rounder with room for tougher systems. That is also what turns the buying advice from noise into something useful.
Broad emulation range is not just a catchy label here. It is the cleanest shorthand for why this device deserves attention. The compatibility profile around Game Boy (A), NES (A), Sega Genesis (A), and Game Boy Advance (A) gives it a concrete identity.
If the device sparks your interest, the smartest next click is usually GPi Case 2W, followed by PiBoy DMG, because that is where the shape of the market around it comes into focus. A useful verdict should leave the reader more curious, but also more precise.
Games shown here match systems this handheld can run at a B grade or better.
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