2019 •Sega Genesis
A ROM hack/mod for Sonic the Hedgehog which changes Sonic for Shadow the Hedgehog. Although a previous mod with the same purpose exists, this one adds...
GPi Case by Retroflag, Vertical retro handheld, running Linux (RetroPie), powered by Broadcom BCM2835 (Raspberry Pi Zero W), with a 2.8 inch display, priced aro...
Marketplace rows use affiliate-friendly links where available. Average price stays based on the console database, not live per-store pricing.
| Store | Price |
|---|---|
|
Aliexpress
Imported from spreadsheet hyperlink
|
$70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) |
|
Amazon
Generated from spreadsheet vendor label
|
$70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) |
|
Retro Game Restore (CM3 Cartridge)
Generated from spreadsheet vendor label
|
$70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) |
|
Retro Game Restore (CM4 Cartridge)
Imported from spreadsheet hyperlink
|
$70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) |
Affiliate disclosure and terms are linked in the footer.
Budget shortlist candidate
GPi Case is more compelling when you judge it by role, not hype: what it can emulate comfortably, how it should feel in the hand, what it costs, and which nearby alternatives keep it honest.
GPi Case 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 | 2019 / 06 |
| Form factor | Vertical |
| Operating system | Linux (RetroPie) |
| Overall performance | ⭐️⭐️⭐️ |
| SoC | Broadcom BCM2835 (Raspberry Pi Zero W) |
| CPU | ARM1176JZF-S, 1 Core, and 1.0 GHz |
| GPU | Broadcom VideoCore IV and 250 MHz |
| RAM | 512 MB DDR |
| Display | 2.8 inch, IPS, and 60 Hz |
| Resolution | 320 x 240, 4:3, and 142.86 PPI |
| Battery and cooling | AA x3 (Swappable) |
| Storage and I/O | External MicroSD, Micro USB, DC Input, and 3.5mm Headphone |
| Price | $70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) |
If this review pulls you in, the fastest next rabbit hole is GPi Case 2W and GamePi20, because those are the products most likely to clarify whether GPi Case is your real match or just your current curiosity.
The heart of the machine is the Broadcom BCM2835 (Raspberry Pi Zero W). CPU duties are handled by ARM1176JZF-S. Graphics are handled by Broadcom VideoCore IV. Memory is listed at 512 MB DDR. The sheet rates the overall performance at ⭐️⭐️⭐️, or roughly 3 on the normalized scale.
The CPU side is described with 1 Core, 1 Thread, and 1.0 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, 250 MHz and ARM helps sketch the ceiling for heavier systems, upscale experiments, and shader curiosity.
GPi Case looks strongest with Game Boy (A), NES (A), Sega Genesis (A), and Game Boy Advance (B), which gives the review something more tangible than a vague "good for retro" verdict. The listed emulation limit, Most SNES runs at 60 FPS but lags with FX & Mode 7 games, most 2D PS1 runs fine (not all at full 60 FPS) but lags with 3D games, 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 Super Nintendo (C) and PlayStation 1 (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 is currently tracked around $70 (+$36 for CM3 cartridge) (+$40 for CM4 cartridge) and lands in the $075 - $100 pricing band. Retro handhelds are almost never judged in isolation; they are judged against the five other devices sitting one tab away in a buyer's browser.
The spreadsheet points shoppers toward Aliexpress, Amazon, Retro Game Restore (CM3 Cartridge), and Retro Game Restore (CM4 Cartridge) 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. The listed strengths orbit around solid build quality.
The tradeoffs are not buried, either: the sheet flags powered by aa batteries. 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 is described with battery: AA x3 (Swappable). 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, 280.0, Plastic, and DMG Grey. 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 External MicroSD, Bluetooth, WiFi, and Micro USB, DC Input. 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 | More Powerful | 80.0 | ⭐️⭐️⭐️⭐️ | same operating system, vertical layout, tracked around 80.0. |
GamePi20 WaveShare | Better Value | $30 + Pi + Battery (DIY) $60 + Battery (Pre-built) | ⭐️⭐️⭐️ | same operating system, tracked around $30 + Pi + Battery (DIY) $60 + Battery (Pre-built), rated ⭐️⭐️⭐️. |
D-R35S Plus SZDIIER / Diium | Closest Match | 40.0 | ⭐️⭐️¼ | vertical layout, tracked around 40.0, rated ⭐️⭐️¼. |
GPi Case 2 Retroflag | More Powerful | $80 (Pi CM4 not included) $90 (with Dock) | ⭐️⭐️⭐️⭐️⭐️ | same operating system, vertical layout, tracked around $80 (Pi CM4 not included) $90 (with Dock). |
GPi Case becomes much easier to judge once it is forced into the same room as GPi Case 2W, GamePi20, and D-R35S Plus. 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 versus GPi Case 2W is interesting because more powerful is the obvious angle. If GPi Case feels almost right but not quite, GPi Case 2W is the sort of nearby detour that can completely change the shortlist. GPi Case 2W is tracked around 80.0. Its overall rating is ⭐️⭐️⭐️⭐️. In practice, gPi Case versus GamePi20 is interesting because better value is the obvious angle. GamePi20 sits close enough to GPi Case to make the comparison meaningful, but different enough to sharpen the buying decision. GamePi20 is tracked around $30 + Pi + Battery (DIY) $60 + Battery (Pre-built). That said, its overall rating is ⭐️⭐️⭐️. In practice, gPi Case versus D-R35S Plus is interesting because closest match is the obvious angle. Compared with GPi Case, D-R35S Plus makes the more obvious play for readers who care about closest match. D-R35S Plus is tracked around 40.0. More importantly, its overall rating is ⭐️⭐️¼.
A handheld earns a place in the shortlist when it can survive comparison without needing excuses. That is the standard this section is really applying.
GPi Case pairs the hardware with 2.8 inch, IPS, 60 Hz, 320 x 240, 4:3, and 142.86 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 Plastic, 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, and L1, R1. 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. If the screen is what sells a handheld in screenshots, the controls are what decide whether it earns repeat sessions.
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 is best framed as a machine for players who care about nostalgia, portability, and quick pick-up sessions. The smartest handheld purchases usually happen when the buyer matches the hardware to a play style instead of falling for the loudest marketing line.
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 2019 / 06 helps place it in context. Context matters because buyers are not comparing isolated products; they are comparing moments in the market.
GPi Case leaves the strongest impression when you frame it as a recommendation for players who care about nostalgia, portability, and quick pick-up sessions. That framing keeps the review honest and stops the verdict from sliding into generic praise.
Budget shortlist candidate 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 (B) gives it a concrete identity. The main caution remains powered by aa batteries.
If the device sparks your interest, the smartest next click is usually GPi Case 2W, followed by GamePi20, 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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