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5 Best Inverter Generators of 2025

Last Updated - 25/04/2025

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Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hyundai

Hyundai 4000W / 4.0kW Portable Petrol Inverter Generator, Remote Keyfob & Electric Start, Wheel Kit & Closed Case Design, 3 Year Warranty

Hyundai

£849.99

More Details
Main highlights
- Ultra-quiet generator with remote electric start: Won't disturb others on your camping or caravan site
- Powerful 223cc Hyundai petrol engine: Produces a maximum output of 4kW and continuous output of 4000W
- Power multiple devices at the same time: Outlets include a 230v socket and 12v DC battery charger
- Portable generator: Folding front handle and heavy-duty wheels make transportation easy
- Peace of mind: 3 year Hyundai domestic warranty* (terms apply)
- Ideal for use whilst camping or in a caravan/motorhome: Great for TVs, laptops, smartphones, small air pumps and more
- Economical generator: Included ECO mode lowers engine revs to increase fuel economy
- Easy to use: Popular option for powering family holidays
£849.99
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Best Value

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

K&S Könner&Söhnen

Könner & Söhnen KS 4000iEG S portable LPG/petrol inverter generator 4000W, UK Standard Plug & 230V 2 x 13 Amp Plug Sockets, 2 USB ports, electric start dual fuel generator,silent inverter generator

K&S Könner&Söhnen

£849.00

More Details
Main highlights
- The portable generator camping is equipped with LED display, two USB ports 5 V/1 A, 5 V/2.1 A, typical 12 V car socket, ECONOMY MODE switch, operating status indicators, generator parallel connection output for double power receiving
- The inverter generator runs on both petrol and liquefied gas (propane-butane). The scope of delivery includes a gas hose with a reducer for connection to a gas cylinder according to DIN 477.
- The generator has the ECONOMY MODE function that reduces fuel consumption by up to 50% and allows using the generator at low loads by reducing engine speed.
- The built-in electronic unit with microprocessor control monitors the operation of the inverter generator and provides a stable output voltage of 230V 50Hz sinusoidal form.
- Soundproof housingpetrol inverter generator provides minimal noise (71 dB Lpa 7 m), comfortable use and convenient transportation and is equipped with transport system for easy handling.
- Parallel connection box from Könner & Söhnen KS PU1 enables to pair two inverter generators for double output power receiving.
- IMPORTANT: Do not overtighten the gas hose nut — the connection is designed to be secure with minimal tightening. Overtightening may damage the fitting or impair its performance
- High-end synchronous alternator with 100% copper winding can withstand maximum loads without any damage to ensure long-term reliable operation of the silent inverter generator
£849.00
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

maXpeedingrods

maXpeedingrods 3300W Portable Inverter Generator Petrol Silent Pure Sine Wave Generator for Camping, RV Travel, Home, or Jobsites

maXpeedingrods

£549.99

More Details
Main highlights
- 【Provide Clean Power】This inverter technology provides more steady power, produces clean power to safely operate and prevent damage to sensitive electronics such as phones, tablets, televisions and computers.
- 【Multifunction Power Supplier】 Quiet and fuel efficient 4 stroke 145cc petrol generator produces 3300W max watts and 3000W running watts. It is easily able to run the lighting system, RV or a small family home. And run a huge range of high-power appliances such as an air conditioner with 6000 BTU cooling capacity, refrigerators, kettles, and even more appliances at the same time.
- 【Low noise】When the generator is in ECO mode at 25% load and is 7m away from the generator, the noise level is 58 decibels. which is almost the quietest generator of this rated power. At this noise level, there is little disturbance for users and people nearby. Please note that ambient noise may affect the overall value of the noise of the machine.
- 【Extra Long Runtime】Runs 8.3 hours at 25% load (750w load) 、4.5 hours at 50% load (1500w load). In ECO mode, the runtime can be extended up to 10-12 hours. Guaranteed power supply overnight.
- [Brand Warranty] Maxpeedingrods warrants all the inverter generators against defects in workmanship under normal use for a period of 2 years from the date of retail purchase by the original end-user purchaser ("Warranty Period"), and free lifetime technical support and customer service.
£549.99
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Champion Power Equipment

Champion Power Equipment 92001i 2200 Watt Petrol Portable Inverter Generator - 240V, 79cc Engine, 4.0L - The Mighty Atom - Super Lightweight, True Sine Wave, EZ Start, Ultra Quiet

Champion Power Equipment

£399.99

More Details
Main highlights
- True sine wave invertor technology - This technology makes this generator ideal for sensitive electronics such as computers, laptops and TV. Perfect for your next camping trip or powering small household items like fridges/freezers, power tools, lighting units & garden equipment. This inverter has parallel capability allowing you to pair up with other Champion Inverters using an optional Parallel Kit.
- Superior power & features - Our Champion Power Equipment 92001i Range of Invertor Generators offer both superior power and outstanding performance. These Inverters are offered in multiple fuel types, are Super-Lightweight and are packed with many great features including True Sine Wave Technology, EZ Start, LED Indicators, , Parallel Connectability, Multiple Outlets and USB Charging
- Super lightweight & ultra quiet operation - Weighing in at only 17.6Kg, and only 44 x 28.5 x 44.5cm in size, the Mighty Atom is the World's lightest 2kW Inverter Generator meaning that it is both extremely lightweight and portable. The device is also extremely quiet during operation at only 58 dBA.
- Reliable champion 2200w petrol engine - The Invertor Generator has an EZ Start and comes with a 2200 Maximum Watt (1900 Running Watts) 79cc Petrol Engine that will run up to 10.5 hours on a 4.0 Litres full tank (at 25% load). There is also a handy LED Indicator and Economy Mode to save on fuel as well as an Automatic Oil Shut Off Sensor and 500ml Oil Capacity.
- Includes power outlets & usb adapter - Included with the device are 2 covered 240V 13A Power Outlets and a handy 12v DC USB Adapter you can use to power your phone, laptop, tablet, or similar device. The Parallel Kit (Sold Separately) allows you to pair this up to another Champion inverter for double the power.
£399.99
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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hyundai

Hyundai 2200W / 2.2kW Petrol Inverter Generator, Electric Start, Pure Sine Wave Output, Lightweight, Quiet Running with 3 Year Warranty

Hyundai

£519.99

More Details
Main highlights
- Rapid Electric Start: This Hyundai generator can be started within seconds at the turn of a dial thanks to its integrated electric start function.
- Pure Sine Wave Output: Enables safe powering of sensitive electrical items, such as TVs, laptops and more, without the risk of damaging or overloading them.
- Peace of Mind: 3 year Hyundai home-use warranty* / 1 year commercial warranty*
- Overload and Low Oil Shutdown Protection: Integrated protection safeguards the generator and extends its lifespan.
- Low-Noise Inverter Generator: Emits just a quiet 61dB @ 7m to minimise disturbance and distribution in low-noise environments.
- Lightweight and Portable at only 22.6kg: Light enough to be easily carried around and stored in your car boot or caravan cupboard with plenty of room to spare.
- Integrated ECO Mode Setting: Runs only as fast as the load demands! Increases the generator’s fuel economy, emits lower noise levels and extends the lifespan of the engine.
- Built-In LCD Screen: Easy to read monitor displays the generator’s critical data at a glance.
£519.99

5 Best Inverter Generators of 2025

Hyundai 4000W / 4.0kW Portable Petrol Inverter Generator, Remote Keyfob & Electric Start, Wheel Kit & Closed Case Design, 3 Year Warranty

Könner & Söhnen KS 4000iEG S portable LPG/petrol inverter generator 4000W, UK Standard Plug & 230V 2 x 13 Amp Plug Sockets, 2 USB ports, electric start dual fuel generator,silent inverter generator

maXpeedingrods 3300W Portable Inverter Generator Petrol Silent Pure Sine Wave Generator for Camping, RV Travel, Home, or Jobsites

Champion Power Equipment 92001i 2200 Watt Petrol Portable Inverter Generator - 240V, 79cc Engine, 4.0L - The Mighty Atom - Super Lightweight, True Sine Wave, EZ Start, Ultra Quiet

Hyundai 2200W / 2.2kW Petrol Inverter Generator, Electric Start, Pure Sine Wave Output, Lightweight, Quiet Running with 3 Year Warranty

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