A versatile compact all‑rounder for busy kitchens

The Russell Hobbs 4-in-1 RHMAF2504B is a 25-litre freestanding combination microwave that aims to replace several appliances in one compact black box. It combines standard microwave cooking with grill, convection oven and air fry functions, so you can reheat, roast and crisp without crowding the worktop.

With 900W of microwave power and 19 auto programmes, it’s designed to make everyday cooking quicker and more hands-off, particularly for smaller households. At this price, it sits comfortably in the mid-range for combination microwaves rather than the bargain basement.

A strong 4.8 out of 5 user rating from multiple reviews suggests owners are very happy with its performance and flexibility, especially if they want healthier, crispy results without investing in a separate air fryer.

Table of Contents

Key features

  • 25 litre capacity — Great for small households
  • Air fry function — A setting for healthier, crispy food
  • 900W of power — Cooks food rapidly and evenly
  • 19 programmes — Preset programmes make cooking easy
  • Dimensions (cm) – H29 x W49.5 x D43.5

Who this combination microwave is best for

This 25-litre model is a great fit for singles, couples and smaller families who want one appliance to handle most day-to-day cooking. The capacity is generous enough for standard dinner plates, casseroles and small roasting trays, but it won’t overwhelm a modest kitchen.

If you like the idea of air frying but don’t want yet another gadget on the counter, the built-in air fry function is a key draw. It’s well suited to people trying to cut back on oil while still enjoying chips, nuggets and other crispy favourites.

The mix of microwave, grill and convection oven modes will appeal to anyone who batch cooks, reheats leftovers or regularly juggles side dishes when the main oven is already full. It’s a sensible choice for flats, student houses or smaller homes where space and plug sockets are at a premium.

With simple button-and-dial controls and 19 preset programmes, it’s also friendly for less confident cooks. If you prefer pressing one button for jacket potatoes or pizza rather than guessing times and temperatures, this model is designed with you in mind.

What we like

The 4-in-1 design is the headline strength. Microwave, grill, convection oven and air fry modes in a single unit make this far more versatile than a standard solo microwave, and could easily stand in as a second oven.

A 25-litre capacity and almost 29cm turntable give you enough space for family-sized plates and dishes while keeping the appliance footprint manageable. It’s a good balance between capacity and compactness for everyday use.

With 900W of microwave power and a 1000W grill, it has enough punch to heat and brown food quickly and evenly, reducing the risk of cold centres. The convection oven function means you can properly bake or roast, not just reheat.

Nineteen preset programmes and an LED display take the guesswork out of common tasks like defrosting, reheating and cooking popular foods. For busy evenings, being able to select a programme rather than constantly tweaking times is a real plus.

Owners rate it highly, with an average 4.8 out of 5, which backs up the spec sheet with real-world satisfaction around performance and convenience.

Where it could be better

There’s no dedicated child lock, which may be a downside for households with young children who can reach the controls.

The 1 metre power cord is on the short side, so you’ll need a suitably placed socket and may have less flexibility over where it can sit on the worktop.

A one-year manufacturer warranty is fairly standard but not generous. Some rivals in this category offer longer coverage, which might matter if you want extra peace of mind.

It doesn’t ship with a baking tray, so if you plan to use the convection and air fry functions a lot, you may need to buy extra cookware to get the best from it.

Everyday use

Living with the Russell Hobbs RHMAF2504B should feel straightforward from day one. The combination of buttons and a dial, backed up by a clear LED display, keeps navigation simple: choose the cooking mode, set the time or programme, and you’re away.

The side-opening pull-out door and internal light make it easy to keep an eye on food as it cooks. With a right-hand hinge, it will suit most standard kitchen layouts and feels familiar if you’re replacing an older microwave.

A 25-litre cavity and close-to-29cm turntable mean standard dinner plates and medium-sized dishes fit without drama. The internal dimensions (roughly 32.8 x 34 x 25.1cm) give enough height for taller items such as jug puddings or layered dishes.

Day-to-day cleaning is what you’d expect from a modern microwave: wipeable glass, metal and plastic surfaces and a removable turntable. There’s no complex self-cleaning system, but the interior is simple and uncluttered, so a quick wipe after splashes should keep it smart.

The air fry and convection functions do introduce more variety into your cooking routine without adding complexity. Once you get used to which mode suits which dish, it’s easy to jump between quick reheats, crispy snacks and full oven-style meals without heating a big main oven.

Performance and features

With a 900W maximum microwave power, this Russell Hobbs model is more than capable of fast, even reheating and cooking. Five power levels give you control for delicate tasks like melting chocolate or defrosting bread, as well as blasting through frozen ready meals.

The air fry function is one of the standout features. It uses the convection system to circulate hot air and crisp food with little to no added oil. That makes it ideal for chips, wedges, breaded chicken and similar snacks, giving you a healthier take on fried favourites while saving space versus owning a separate air fryer.

As a true combination microwave, it also offers a 1000W grill and convection oven function. You can brown the tops of dishes, cook small roasts and bake items like traybakes or pastries. Conventional cooking and convection options mean it can act as a handy backup oven when your main one is full or still heating.

The 19 auto programmes are there to remove guesswork. They handle common jobs such as reheating, defrosting and cooking specific ingredients based on weight and type. For users who don’t want to think about timings and power settings, these presets are a genuine time-saver.

Useful finishing touches include an interior light to monitor progress, a digital timer for accuracy, and a reasonably standard 13-amp plug-in setup that doesn’t need special installation. The combination of microwave, grill, oven and air fry puts it towards the feature-rich end of the microwave spectrum, especially for its size.

Value for money

At around £169, the RHMAF2504B sits in the mid-range for combination microwaves, but its specification justifies the price. You’re paying for four cooking modes in one compact appliance, which could feasibly replace a basic microwave and a separate air fryer.

The inclusion of a 900W microwave, 1000W grill, convection oven and air fry function, alongside 19 auto programmes, is strong for this price point. For many households, that flexibility will offset the lack of a few extras like a baking tray or child lock.

The very positive 4.8 out of 5 owner rating underpins its value proposition: buyers generally feel they’re getting their money’s worth in terms of performance and versatility. While there are cheaper microwaves, few offer this breadth of cooking options in such a compact package.

If you want a simple solo microwave purely for reheating, this will feel like overkill. But if you’re keen to consolidate appliances or add a capable second oven and air fryer without spending premium-brand money, it represents solid value.

Our verdict

The Russell Hobbs 4-in-1 RHMAF2504B is a smart choice if you want more than a basic microwave without going into full built-in oven territory. Its combination of microwave, grill, convection oven and air fry functions makes it remarkably versatile for a 25-litre countertop appliance.

High user ratings back up the spec: it cooks quickly and evenly, handles a wide variety of dishes and slots neatly into smaller kitchens. The presets and clear controls keep things approachable even if you’re not an adventurous cook.

There are compromises – no child lock, a shortish power cord and only a standard one-year warranty – but they’re not deal-breakers for most households. If you’re looking to upgrade from a simple microwave and like the idea of crisp, healthier results from an integrated air fryer, this Russell Hobbs model is an excellent all-rounder.

FAQs

What is the capacity of the Russell Hobbs RHMAF2504B?

It has a 25-litre capacity, which is ideal for singles, couples and smaller families and will comfortably take standard dinner plates and medium-sized dishes.
Yes, it includes a dedicated air fry function that uses hot air circulation to crisp foods with minimal oil, so many people can skip buying a standalone air fryer.
Yes, it’s a full combination microwave with a 1000W grill and convection oven, as well as conventional microwave and air fry modes.
No, this microwave does not have a child lock feature, so supervision is recommended in homes with young children.
It offers 19 preset programmes, covering common cooking, reheating and defrosting tasks to make operation simpler and more automated.
The microwave measures approximately 29.0cm high, 49.5cm wide and 43.5cm deep, so it fits comfortably on most standard kitchen worktops.
The maximum microwave power is 900W, with five selectable power levels to suit everything from gentle defrosting to fast cooking.
It comes with a 1-year manufacturer warranty as standard.

Russell Hobbs 4-in-1 RHMAF2504B 25 Litre 29cm High, Freestanding Small Combination Microwave Oven Review

£169.00

Overall score

9.0/10

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