By the BrewUK Hub – Home Brewing Systems, Reviews & Guides for the UK Brewer Team · Updated May 2026 · Independent, reader-supported

Robobrew vs Grainfather UK: Which All-in-One Brewing System Should You Buy?

If you're shopping for an all-grain brewing setup and these two keep coming up, you're weighing a legacy system against the current-gen favourite. Robobrew and Grainfather both do the job, but one's been around longer and the other's stolen the UK market share. Here's what actually matters when you're deciding between them.

The Basics: What They Actually Are

Robobrew (made by KegLand in Australia) is a 35-litre brew-in-bag kettle with a built-in heating element and temperature probe. You fill it, add grain bag, heat to mash temperature, hold it, sparge into the kettle, then boil. It's a single-vessel system: everything happens in one pot.

Grainfather (also Australian, but UK-distributed) is similar in concept—35 litres, all-in-one—but with a separate control unit that sits outside the kettle. It's got more sophisticated temperature control and a slightly different heating approach. The control panel is wireless and detachable, which changes the feel of the process.

Both are electric-powered, fully automated mashing and sparging setups. Neither requires you to lift heavy kettles or manage open flames. If you've been doing stovetop all-grain brewing or BIAB over a Bunsen burner, both will feel like a step into the future.

Price and Depreciation: The Real Cost Difference

New Robobrew systems cost around £1,500–£1,700 depending on spec. You'll find older models used for £800–£1,200, sometimes cheaper. They hold value reasonably well because they're simple and difficult to break.

Grainfather new systems are typically £2,000–£2,400. Used units sell for £1,200–£1,600. The higher starting price and steeper depreciation curve mean buying used is more tempting—but the caveat is important: if you're new to all-grain brewing, the upgrade in usability might justify the gap.

The depreciation story matters because Robobrew's been around longer. If you buy one used, you're buying something that's probably 5–8 years old. Grainfather's newer to the second-hand market, so used buys feel fresher.

Build Quality and Longevity

Robobrew is industrial and uncomplicated. The heating element is a band heater around the kettle, and the temperature probe sits in the wort. It'll run for years without fuss. The weak point is the original pump—early models sometimes had reliability issues—but replacement pumps are available and easy to swap.

Grainfather has more to potentially go wrong because it's more sophisticated: a larger heating element inside the kettle, more electronics in the control unit, better insulation. The trade-off is that when something fails, you're more likely to need a replacement module rather than a simple fix. KegLand customer support is reasonable if you're in the UK, but it's still a post-and-return situation.

Neither will fall apart in five years of regular use, but Robobrew is simpler to troubleshoot if it does. That matters if you're the type who'd rather fix it yourself.

Temperature Control and Brewing Experience

This is where Grainfather pulls ahead. It holds temperature far more precisely during the mash—Robobrew can drift by a couple of degrees because it only has one heating element and relies on convection. Over a 60-minute mash, that drift doesn't ruin a brew, but Grainfather's tighter control does make consistency easier.

Grainfather's separate control unit is also genuinely useful. You can walk away from the kettle, monitor from across the brew space, adjust settings remotely. Robobrew's all-in-one means the controls are on the kettle itself—fine, but less flexible if you've got a small space or want to set up a brew-day routine with other tasks.

For your first few brews, Grainfather's easier automation will feel like a big deal. For your fiftieth brew, you've learned Robobrew's quirks and won't think about it.

Spare Parts and Support in the UK

Grainfather has better UK parts availability because it's been pushed harder in the British market. Elements, pumps, gaskets, and control boards are stocked or available quickly. The community is larger here, so crowdsourced fixes are easier to find online.

Robobrew's parts are available, but sometimes you're ordering from Australia or waiting longer. Common wear items (gaskets, pump diaphragms) are fine. If a heating element dies, you might have a 2–3-week wait depending on stock.

Community Support

This is surprisingly important when something goes wrong at brew time. Grainfather has a larger UK community—more YouTube videos, more forum threads, more Facebook group answers at midnight. Robobrew's community is smaller here but loyal; you'll get help, just slower.

If you're new to all-grain brewing, Grainfather's bigger crowd is a real advantage. If you're experienced and confident troubleshooting, Robobrew's simplicity means you'll rarely need the crowd.

Which Should You Buy?

Buy Robobrew if you want a bulletproof, simple system and you're comfortable with slightly less precision. It's the choice if budget is tight, you like tinkering, or you've got all-grain brewing experience. Buying used is sensible here—you save money and get a proven design.

Buy Grainfather if you're new to all-grain brewing, value consistency, or want the tighter temperature control. The extra cost buys easier automation and better UK support. Buying new makes more sense than used because you get warranty and full documentation.

Neither is a bad choice. Robobrew is the proven workhorse; Grainfather is the smoother, more refined experience. Pick based on your budget and whether you'd rather save money or save hassle.