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Small Diesel Generator Comparison - August 2025

7 Best Small Diesel Generator In the UK

1
Best Choice
9.8Exceptional
2
9.6Exceptional
3
9.4Excellent
4
9.2Excellent
5
9.1Excellent
6
8.9Very Good
7
8.8Very Good
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Model

maXpeedingrods 3300W Portable Inverter Generator Petrol Silent Pure Sine Wave Generator for Camping, RV Travel, Home, or Jobsites
Model
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
Model
AIVOLT 1200W Petrol Inverter Generator 4 Stroke Portable Silent Suitcase Generator for Camping, Home Use - True Sine Wave, Super Lightweight, Ultra Quiet
Model
Briggs & Stratton 030801 Petrol Portable Inverter Generator PowerSmart Series P2400, 2400 Watt/1800 Watt Clean Power, Ultra Quiet and Lightweight , Grey
Model
Silent Diesel Generator Single Phase ATS 230V 6kVA 6500W 13HP 115V / 230V Electric Start Closed Frame Emergency Power 4 Portable Wheels Black Powder Coated Steel 20L Fuel Capacity Tool Kit & Funnel
Model
Stephill SSD10000S 10.0 kVA Kubota Water Cooled Super Silent Diesel Generator
Model
Aceup Energy 750 Watt Portable Generator, Petrol Powered Generator 230V sockets, Small & Ultralight, EURO-V & CE

Brand

maXpeedingrods
Brand
Champion Power Equipment
Brand
AIVOLT
Brand
Briggs & Stratton
Brand
T-Mech
Brand
Stephill
Brand
Aceup Energy

Reviews

3,132 reviews
Reviews
292 reviews
Reviews
416 reviews
Reviews
344 reviews
Reviews
4 reviews
Reviews
-
Reviews
44 reviews

Features

Simple to use

9.9
Simple to use
9.3
Simple to use
9.6
Simple to use
9.1
Simple to use
8.6
Simple to use
8.6
Simple to use
8.4

Worth the money

9.9
Worth the money
9.4
Worth the money
8.6
Worth the money
8.6
Worth the money
8.1
Worth the money
7.9
Worth the money
7.7

Nimble

9.9
Nimble
9.9
Nimble
8.6
Nimble
9.4
Nimble
9.1
Nimble
8.9
Nimble
8.6

Lightweight

9.9
Lightweight
9.1
Lightweight
8.9
Lightweight
7.7
Lightweight
7.2
Lightweight
7.0
Lightweight
7.0

Tech Specs

item weight

21 kg
item weight
17.6 kg
item weight
12 kg
item weight
22.8 kg
item weight
154 kg
item weight
322 kg
item weight
16 kg

special features

Portable, Fuel Efficient
special features
Portable
special features
Portable, Overload Protection, Quiet
special features
Twin carry handle, Automatic Low Oil Shut Down
special features
Portable, Electric Start
special features
Portable, Overload Protection, Remote Start, Fuel Gauge
special features
Portable, Overload Protection, Short Circuit Protection, Low Oil Shutdown, Lightweight

included components

Sockets
included components
Oil, Oil Funnel, 12V DC USB Adapter, 12V DC Automotive Battery Charging Cable, Operating manual
included components
Screwdriver, Oil Funnel, 12V DC Battery Charging Cable, Spark Plug Wrench, British Plug
included components
Powersmart portable generator P2400 030801
included components
Funnel
included components
Remote
included components
Spark Plug Wrench, Oil Measuring Cup

voltage

230 Volts AC
voltage
240 Volts
voltage
230 Volts
voltage
230 Volts
voltage
230 Volts
voltage
230 Volts
voltage
230 Volts AC

wattage

3300 watts
wattage
2200 watts
wattage
1200 watts
wattage
1800 watts
wattage
6 KW
wattage
8 KW
wattage
650 watts

power source

Gas-Powered
power source
Fuel Powered
power source
Fuel Powered
power source
Fuel Powered
power source
Fuel Powered
power source
Battery Powered
power source
Petrol Powered

color

Orange, black, Black
color
Yellow, black, Black
color
Orange
color
Grey
color
Black
color
White, Black
color
Yellow

product dimensions

48 x 29 x 44 cm 21 kg
product dimensions
44 x 28.5 x 44.5 cm 17.6 kg
product dimensions
43 x 25.2 x 40 cm 12 kg
product dimensions
22.83 x 14.17 x 19.29 cm 22.8 kg
product dimensions
51.8 x 93.2 x 76.1 cm 154 kg
product dimensions
-
product dimensions
37 x 30.5 x 36 cm 16 kg

customer reviews

4.5 4.5 out of 5 stars 783 ratings 4.5 out of 5 stars
customer reviews
4.4 4.4 out of 5 stars 73 ratings 4.4 out of 5 stars
customer reviews
4.3 4.3 out of 5 stars 104 ratings 4.3 out of 5 stars
customer reviews
4.3 4.3 out of 5 stars 86 ratings 4.3 out of 5 stars
customer reviews
4.0 4.0 out of 5 stars 1 rating 4.0 out of 5 stars
customer reviews
-
customer reviews
4.1 4.1 out of 5 stars 11 ratings 4.1 out of 5 stars

batteries required

No
batteries required
No
batteries required
No
batteries required
No
batteries required
-
batteries required
-
batteries required
No

style

-
style
2200 W - 92001i - Petrol
style
-
style
P2400
style
Single Phase
style
-
style
Portable Generator

item package quantity

1
item package quantity
1
item package quantity
-
item package quantity
1
item package quantity
-
item package quantity
-
item package quantity
-

size

3300W
size
-
size
1200W
size
P2400
size
-
size
-
size
-

sound level

58 dB
sound level
-
sound level
58 dB
sound level
58 dB
sound level
-
sound level
-
sound level
-

Available On

Available On
Available On
Available On
Available On
Available On
Available On

Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.8
    1
    maXpeedingrods

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

    9.9 Simple to use
    9.9 worth the money
    9.9 Nimble

    Why we love it

    Efficient fuel consumption.
    Safe for sensitive electronics.
    Extended runtime in ECO mode.
  • 9.6
    2
    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

    9.9 Nimble
    9.4 worth the money
    9.3 Simple to use

    Why we love it

    Lightweight and portable design.
    Quiet operation at 58 dBA.
    Ideal for sensitive electronics.
  • 9.4
    3
    AIVOLT

    AIVOLT 1200W Petrol Inverter Generator 4 Stroke Portable Silent Suitcase Generator for Camping, Home Use - True Sine Wave, Super Lightweight, Ultra Quiet

    9.6 Simple to use
    8.9 Lightweight
    8.6 worth the money

    Why we love it

    Lightweight and easy to carry.
    Quiet operation at 58 decibels.
    Long runtime with Eco mode.

Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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Value for money

TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.

When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.