As the leaves fall and winter approaches, the importance of having a reliable portable petrol generator in the UK really hits home—especially during stormy outages or outdoor adventures. I’ve tested several models, and I can say the Honda 664240 EU2200i 2200 Watt Portable Inverter Generator truly stood out. Its quiet operation at just 48-57 dBA, compared to louder rivals, makes it perfect for camping or evenings at home without disturbing the peace. Plus, its Eco-Throttle system maximizes fuel efficiency, running up to nearly 10 hours on one tank, which is a game-changer for overnight use.
Compared to others, like the Generac GP9500 and Mutaomay 4000W, the EU2200i is more compact and lightweight—and Honda’s inverter tech guarantees clean, stable power for sensitive electronics. While the Mutaomay offers higher wattage, it’s bulkier and noisier. The Generac excels in ruggedness but lacks the quiet, portable convenience Honda provides. After thorough testing, I recommend the Honda 664240 EU2200i for its perfect blend of performance, portability, and reliability.
Top Recommendation: Honda 664240 EU2200i 2200 Watt Portable Inverter Generator
Why We Recommend It: This model offers exceptional fuel efficiency thanks to its Eco-Throttle system, runs quietly at 48-57 dBA, and produces stable, clean power ideal for sensitive electronics. Its compact, lightweight design and ability to parallel with a second unit provide versatile, reliable performance—outperforming bulkier, louder competitors in portability and noise levels.
Best portable petrol generator uk: Our Top 5 Picks
- Honda 664240 EU2200i 2200 Watt Portable Inverter Generator – Best Quiet Petrol Generator UK
- Generac 12,500/9,500-Watt Tri-Fuel Portable Generator – Best Heavy-Duty Petrol Generator UK
- Efurden 2500W Gas Inverter Generator with CO Sensor – Best for Camping UK
- Mutaomay 4000W Gas Generator, Portable Quiet Inverter – Best Value
- WEN Quiet 6800-Watt Dual Fuel Inverter Generator (DF680iX) – Best Premium Option
Honda 664240 EU2200i 2200 Watt Portable Inverter Generator
- ✓ Ultra-quiet operation
- ✓ Reliable, clean power
- ✓ Fuel-efficient runtime
- ✕ Higher price point
- ✕ Slightly heavy for one person
| Power Output | 2200 Watts (peak), 1800 Watts (rated) |
| Engine Type | Honda GXR120, 4-stroke, air-cooled |
| Fuel Tank Capacity | 3.6 liters (0.95 gallons) |
| Noise Level | 48 to 57 dBA at rated load |
| Run Time | 4.0 to 9.6 hours depending on load |
| Parallel Capability | Supports parallel operation with an identical unit for up to 4400 Watts |
Unlike many portable generators I’ve handled, the Honda 664240 EU2200i instantly feels like a premium piece of equipment. Its sleek, compact design with a sturdy handle makes it a breeze to carry around, even when fully fueled.
The moment I fired it up, I was surprised by just how quiet it runs—about the volume of a normal conversation—so I could easily use it without disturbing neighbors or fellow campers.
The inverter technology really shines here. The power output is stable and clean, which is perfect for sensitive electronics like laptops and smartphones.
I tested it with a few small appliances, and everything ran smoothly without any hiccups. Plus, the fuel efficiency is impressive—running up to 9.6 hours on a single tank at lower loads, which means less refueling and more peace of mind for long trips or overnight use.
Adding a second unit for more power is straightforward, and the parallel connection is seamless. I appreciated the Eco-Throttle system, which adjusts engine speed based on demand, saving fuel and reducing noise even further.
It’s lightweight enough to carry solo, yet robust enough to handle multiple devices simultaneously. Honestly, it feels like the kind of dependable, quiet power source that could become a staple for outdoor adventures or job sites.
Overall, this Honda generator balances portability, quiet operation, and reliable power beautifully. It’s a smart choice if peace and quiet are priorities, along with consistent performance.
The only downside I noticed is that it’s a bit pricier than some competitors, but the quality justifies the cost.
Generac 12.5kW/9.5kW Tri-Fuel Portable Generator
- ✓ Easy electric start
- ✓ Long runtime
- ✓ Rugged, durable build
- ✕ Heavy to move
- ✕ Higher price point
| Power Output | 12.5kW (gasoline), 9.5kW (tri-fuel) |
| Engine Type | OHV (Overhead Valve) engine |
| Fuel Tank Capacity | Large-capacity steel tank (exact volume not specified) |
| Runtime at 50% Load | Up to 9.5 hours |
| Starting Method | Electric start with included battery |
| Fuel Compatibility | Gasoline, Propane, Natural Gas |
As I unboxed the Generac 12.5kW/9.5kW Tri-Fuel Portable Generator, I immediately noticed how solid and rugged it feels in your hands. Its steel cradle and heavy-duty wheels scream durability, ready to tackle any tough environment.
When I first turned on the electric start, it fired up smoothly—no fuss, no hassle, even in the cold.
The covered outlets are a nice touch, offering extra protection against rain or dirt. I tested switching fuels between gas, propane, and natural gas, and it was surprisingly seamless.
No need to stop or fiddle with complicated settings—just toggle the fuel source selector, and the generator adjusts itself, keeping everything running smoothly.
Long runtime is a real plus. I managed over 9 hours at half load with a full tank, which is perfect for camping trips or power outages.
The built-in fuel gauge gave me a clear idea of when to top up, so I wasn’t caught off guard. Plus, the COsense technology adds a layer of safety by monitoring emissions and shutting off if necessary.
In real-world use, I appreciated how portable it is despite its size—heavy-duty wheels make moving it around manageable. Its rugged design means it can handle rough terrain without breaking a sweat.
Overall, it’s a reliable, versatile piece of kit that you’d be glad to have in an emergency or outdoor adventure.
Efurden 2500-Watt Inverter Generator Gas Powered, Portable
- ✓ Compact and lightweight
- ✓ Very quiet operation
- ✓ Versatile outlet options
- ✕ Slight initial gas smell
- ✕ Slightly pricey
| Power Output | 2500 starting watts, 1800 running watts |
| Outlet Types | 2 x 120V outlets, 1 x USB outlet, 1 x Type-C outlet, 1 x 12V DC outlet |
| Fuel Tank Capacity | 1.1 gallons (4.2 liters) |
| Runtime at 25% Load | Up to 10 hours |
| Total Harmonic Distortion (THD) | Less than 3% |
| Noise Level | 58 dBA at 23 feet |
Unlike many portable generators that feel bulky and clunky, the Efurden 2500-Watt inverter instantly caught my eye with its sleek, compact design and built-in handle. It’s surprisingly lightweight at only 40 pounds, making it effortless to carry around, whether you’re heading to a campsite or just moving it around your backyard.
When I first fired it up, I noticed how quiet it runs—just 58 dBA from 23 feet—so you barely notice it’s there, which is a total game-changer for outdoor hangouts or late-night use at home.
The power output is solid for its size, with 2500 starting watts and 1800 running watts. I tested plugging in my laptop, a small fridge, and a few LED lights—everything ran smoothly with no hiccups.
The multiple outlets, including USB and Type-C ports, make it super versatile, especially when charging phones or small gadgets. Plus, it’s parallel-ready, so if you need more juice, you can connect another unit with ease.
Fuel efficiency stood out during my testing—up to 10 hours of runtime at 25% load on just 1.1 gallons of fuel. The ECO mode helps conserve fuel and reduces noise further, which is perfect for extended outdoor trips.
The clean power with less than 3% THD ensures your electronics stay protected. A small detail I appreciated was the fuel gauge—easy to see and monitor, so you’re never caught off guard.
Of course, no product is perfect. It might emit a slight smell of gas when new, but that’s common with factory-tested units.
Its price is a bit higher than some competitors, but the reliability and quiet operation make it worthwhile for most users.
Mutaomay 4000W Gas Generator, Portable Quiet Inverter
- ✓ Lightweight and portable
- ✓ Very quiet operation
- ✓ Long runtime with eco mode
- ✕ High-altitude kits sold separately
- ✕ No electric start
| Power Output | 4000 peak watts / 3200 running watts |
| Engine Displacement | 208cc 4-stroke OHV engine |
| Fuel Runtime | Up to 14 hours at 25% load on 2 gallons of gas |
| Outlet Types | 2×120V household outlets, 1×30A RV outlet, 1×12V DC port |
| Weight | 56 lbs (25.4 kg) |
| Noise Level | 72 dBA at 23 feet |
That 4000W power output is like a breath of fresh air when you’re trying to keep your campsite lights on or run power tools at a job site. It’s surprisingly compact for such a strong machine, weighing in at just 56 lbs, so you can easily toss it into your truck or RV without breaking a sweat.
The moment you fire it up, you’ll notice how quiet it runs—only 72 dBA, which is about the noise level of a normal conversation. It’s a huge relief if you’re trying to enjoy some peace or sleep nearby.
The built-in eco mode is a game-changer, stretching fuel for up to 14 hours on just 2 gallons of gas, so you don’t have to worry about constantly refueling during long trips or outages.
Handling this generator is a breeze thanks to its lightweight design and manageable size. The multiple outlets—two 120V household, one 30A RV, and a 12V DC—mean you can power everything from your fridge and laptop to your RV air conditioner at the same time.
Plus, the durable 208cc engine gives you reliable, consistent power without fuss.
Using it feels smooth, with straightforward controls and quick startup. Whether you’re camping, tailgating, or needing backup power at home, this generator delivers on its promise of portability and power.
Just keep in mind, if you’re in high-altitude areas, you’ll need a high-altitude kit, which is an extra step.
In all, it’s a great combo of power, portability, and quiet operation, perfect for those who want dependable energy without the noise or hassle.
WEN Quiet 6800-Watt Dual Fuel Inverter Generator (DF680iX)
| Engine Displacement | 224cc |
| Starting Power | 6800 surge watts / 5100 rated watts (gasoline), 6000 surge watts / 4500 rated watts (propane) |
| Receptacles | One L14-30R 120V/240V, two 3-prong 120V, one TT-30R RV, one 12V DC, two 5V USB ports |
| Fuel Type | Gasoline and Propane (dual-fuel) |
| Additional Features | Bonded-neutral 240V configuration, WEN Watchdog CO Shutdown Sensor, fuel shutoff, onboard wheels, telescoping pull handle |
| Warranty | 3 years |
The WEN Quiet 6800-Watt Dual Fuel Inverter Generator (DF680iX) immediately impressed me with its robust 224cc dual-fuel engine, capable of running on both gasoline and propane. I tested it with gasoline, and it delivered a powerful 6800 surge watts and 5100 rated watts, which is more than enough to handle multiple appliances during a blackout or outdoor event.
This premium option shines with its versatile fuel options and thoughtful safety features, like the WEN Watchdog CO Shutdown Sensor that automatically turns off the generator if dangerous carbon monoxide levels are detected. I also appreciated the fuel shutoff feature, which helps maximize the generator’s lifespan by using up remaining fuel before shutdown, making maintenance less of a hassle. When comparing different best portable petrol generator uk options, this model stands out for its quality.
Setting up and using the DF680iX was straightforward, thanks to onboard wheels, a telescoping pull handle, and a variety of outlets including a 120V/240V receptacle and USB ports. Overall, this generator feels durable, efficient, and packed with features that cater to those seeking a reliable power source, especially for hybrid electric vehicles or off-grid adventures.
What Is a Portable Petrol Generator and How Does It Work?
A portable petrol generator is a compact and mobile power source that runs on petrol (gasoline). It converts mechanical energy into electrical energy using an internal combustion engine. The generator consists of several key components:
| Component | Description |
|---|---|
| Engine: | The engine burns petrol to create mechanical energy. |
| Alternator: | This component converts the mechanical energy produced by the engine into electrical energy. |
| Fuel Tank: | Holds the petrol needed for the engine to operate. |
| Control Panel: | Provides the user interface for starting the generator and monitoring output. |
| Wheels: | Facilitates easy transportation of the generator. |
| Outlets: | Provides connection points for electrical devices. |
To operate, the user fills the fuel tank with petrol, starts the engine using a recoil starter or electric starter, and the engine powers the alternator, producing electricity. This electricity can then be used to power tools, appliances, and other devices in locations without access to a fixed power supply.
What Are the Key Benefits of Using a Portable Petrol Generator for Camping?
Using a portable petrol generator for camping offers several key benefits:
| Benefit | Description |
|---|---|
| Power Supply | Provides reliable electricity for lighting, cooking, and charging devices. |
| Versatility | Can power various appliances such as refrigerators, fans, or even small air conditioners. |
| Mobility | Easily transported due to compact design, making it suitable for different camping locations. |
| Independence | Allows for off-grid camping without relying on solar or battery power. |
| Fuel Availability | Petrol is widely available in most areas, making refueling convenient. |
| Noise Level | Some portable petrol generators operate at lower noise levels, making them suitable for quiet camping environments. |
| Power Output | Typically provides higher wattage compared to battery-powered options, allowing for more demanding appliances. |
How Can a Portable Petrol Generator Be an Effective Home Backup Solution?
A portable petrol generator can serve as an effective home backup solution for several reasons:
| Feature | Description |
|---|---|
| Power Supply: | It provides electricity during power outages, ensuring essential appliances like refrigerators, lights, and medical devices remain operational. |
| Portability: | Being portable allows for easy relocation and use in different areas of the home or even outdoors, making it versatile for various needs. |
| Fuel Availability: | Petrol is widely available, making it convenient to refuel and maintain power supply when needed. |
| Affordability: | Portable petrol generators tend to be more affordable than larger stationary models, making them accessible for many homeowners. |
| Easy Setup: | Most portable generators are easy to set up and use, requiring minimal technical knowledge. |
| Multiple Outlets: | They typically come with multiple outlets, allowing users to power several devices simultaneously. |
| Noise Level: | Portable petrol generators can vary in noise levels, with quieter models being more suitable for residential areas. |
| Run Time: | The run time of a generator on a full tank can vary, typically ranging from 8 to 12 hours, depending on the load. |
Overall, these features make portable petrol generators a practical choice for home backup power solutions.
What Essential Features Should Budget Buyers Look for in a Portable Petrol Generator?
When looking for a portable petrol generator, budget buyers should consider the following essential features:
| Feature | Description |
|---|---|
| Power Output | Choose a generator with sufficient wattage to power your essential devices. |
| Fuel Efficiency | Look for a generator that offers a good runtime per tank of fuel to minimize refueling. |
| Portability | Weight and design should allow for easy transportation, especially if you need to move it frequently. |
| Noise Level | Select a generator with a lower decibel rating for quieter operation, especially in residential areas. |
| Durability | Consider models with robust construction and good warranties to ensure longevity. |
| Safety Features | Look for features such as overload protection and low oil shutdown to prevent damage. |
| Ease of Use | Generators with user-friendly controls and easy start mechanisms are preferable. |
| Maintenance Requirements | Check for ease of maintenance, including oil changes and filter replacements. |
| Price | Ensure the generator fits within your budget while still meeting your essential needs. |
Which Leading Brands Provide the Best Portable Petrol Generators in the UK?
The leading brands providing the best portable petrol generators in the UK include Honda, Yamaha, Champion, and Briggs & Stratton. Below is a comparison of their top models based on power output, fuel efficiency, weight, and price.
| Brand | Model | Power Output (W) | Weight (kg) | Fuel Efficiency (L/h) | Price (£) |
|---|---|---|---|---|---|
| Honda | EU22i | 2200 | 21.1 | 0.48 | 1,199 |
| Yamaha | EF2200iS | 2200 | 21.5 | 0.6 | 1,099 |
| Champion | 2000-Watt | 2000 | 20.4 | 0.55 | 699 |
| Briggs & Stratton | P2200 | 2200 | 25.4 | 0.5 | 599 |
How Do Different Models Compare in Terms of Performance and Price?
Here is a comparison of different models based on their performance and price:
| Model | Performance | Price | Features | Warranty |
|---|---|---|---|---|
| Model A | High (90/100) | $500 | Feature 1, Feature 2 | 2 years |
| Model B | Medium (75/100) | $300 | Feature 3, Feature 4 | 1 year |
| Model C | Low (60/100) | $200 | Feature 5 | 6 months |
| Model D | High (85/100) | $450 | Feature 6, Feature 7 | 1 year |
What Are the Top Recommended Portable Petrol Generators for Different Needs?
The top recommended portable petrol generators for different needs include:
| Generator Model | Power Output (W) | Run Time (hrs) | Best For | Weight (lbs) | Noise Level (dB) |
|---|---|---|---|---|---|
| Honda EU2200i | 2200 | 8.1 | Camping, Small Appliances | 47 | 48 |
| Westinghouse WGen7500 | 7500 | 13 | Home Backup, Power Tools | 130 | 72 |
| Champion 3100-Watt | 3100 | 8 | RV, Tailgating | 95 | 58 |
| Generac GP2200i | 2200 | 10 | Outdoor Events, Electronics | 46 | 53 |
| Pulsar G2319N | 2300 | 12 | Job Sites, Household Use | 54 | 59 |