Anbernic RG-28XX

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Device Overview: Anbernic RG-28XX

The Anbernic RG-28XX is a horizontal pocket handheld built around a 2.83-inch, 640×480 IPS screen in a 4:3 aspect ratio, roughly the footprint of the original Miyoo Mini but laid out sideways with a D-pad, four face buttons and shoulder triggers rather than a vertical Game Boy shape. It runs the Allwinner H700, the same quad-core Cortex-A53 chip Anbernic drops into the RG35XX Plus, RG40XX and RG CubeXX, so anyone who has followed that family already knows its ceiling. What sets the RG-28XX apart is the size: at 125 grams and 12.5cm wide it genuinely disappears into a jeans pocket, and Anbernic sells it for pocket-change money. This is a device you carry because it is small, not because it is fast.

Emulation performance, generation by generation

The H700 is a low-power ARM SoC, four Cortex-A53 cores at 1.5GHz with a dual-core Mali-G31 GPU and 1GB of LPDDR4, so set expectations accordingly. Everything from the 8- and 16-bit era runs full speed with headroom to spare: NES, SNES, Genesis, Game Boy through Game Boy Advance, Master System and PC Engine are effortless, and this is the content the 4:3 panel was built for. PlayStation 1 is comfortable across the library. The interesting middle sits at N64, Dreamcast and PSP, where the chip is capable but results are game-dependent: lighter N64 and PSP titles hold a playable frame rate through RetroArch cores or standalone PPSSPP, while demanding 3D games drop frames and need per-game tweaks. Sega Saturn remains a poor fit, as it is on every H700 device. The harder limit is not the processor but the controls, because with no analog stick the N64, Dreamcast and PSP games that assume one are awkward to steer. In practice this is a machine for 2D and PS1, with 3D as an occasional bonus rather than the main event.

Screen, build and controls

The 2.83-inch laminated IPS panel is sharp for its class, and 640×480 is a clean, integer-friendly match for most retro systems, though reviewers consistently flag its brightness as mediocre: fine indoors, washed out in sunlight. Build quality is solid for the price, with a light plastic shell offered in transparent, grey and orange finishes and a reassuringly tight feel for something this cheap. The D-pad is the highlight, precise and accurate, exactly what a 2D-focused handheld needs. The face buttons are the weak point, small and clustered tightly enough that mispresses happen in busy moments. There are four shoulder buttons, but the top L1/R1 pair sits awkwardly and takes an unnatural grip to reach, while L2/R2 are easier. A single front-firing speaker gets loud but harsh at the top of its range; the 3.5mm jack is the better listen. A vibration motor and USB-C video-out to a TV round out the hardware.

Software and setup

Out of the box the RG-28XX ships with Anbernic’s own Linux firmware, a serviceable but basic launcher that most enthusiasts replace within a week. The device has no built-in Wi-Fi or Bluetooth, an odd omission even at this price, though an internal Wi-Fi mod exists for the determined, and it does accept 2.4GHz wireless controllers via a dongle plus wired pads. Its real strength is custom firmware: because it is H700 hardware, the two most polished options, Knulli and muOS, both run on it, and you will also find Batocera, MinUI, GarlicOS 2.0 and a ROCKNIX fork. Knulli (EmulationStation-based) and muOS (clean and fast) are the ones worth your time, and both are a simple SD-card flash away that transforms the experience over stock. The dual microSD slots help here, one for the OS and one for your ROM library, so swapping firmware never disturbs your games.

Price, value and who it is for

Launch pricing landed around $50 to $60 depending on retailer, and it now routinely sells in the $40 to $50 range, sometimes lower on sale. At that money the value is plain: this is one of the cheapest ways into competent retro emulation, and nothing else this pocketable handles 2D and PS1 as cleanly. The compromises are real and predictable, from the missing analog stick to no wireless out of the box, a dim screen and cramped face buttons, so it is not the handheld to buy if PSP or N64 is your priority; a larger RG40XX or a stick-equipped rival serves that better. The RG-28XX is for the person who wants a genuinely tiny, cheap, mostly-2D machine to keep in a pocket or bag: a first emulation handheld, a travel backup, or a dedicated Game Boy, SNES and PS1 box. Judged as that, it is very hard to beat for the money.