Updated:21 October 2026
Rank 1-14 of the best Petrol Lawn Mowers 46cm Cutting Width
Our recommendation Price Customer rating
1. Comparison winner
Hyundai 18" Electric-start Self-propelled Lawnmower
Hyundai 18" Electric-start Self-propelled Lawnmower
Available immediately
free shipping
  • 460mm cutting width ideal for medium to large lawns
  • 139cc 4-stroke petrol engine for easy starting and low fuel consumption
  • self-propelled operation requires no pushing
Our rating
9,9
very good
2. Best value
Webb WER460ES 18" Petrol Lawnmower
Webb WER460ES 18" Petrol Lawnmower
Available immediately
free shipping
  • cutting width of 46cm
  • 173cc 4-stroke engine with electric start
  • self-propelled, no pushing required
Our rating
9,8
very good
Mountfield SP46 Petrol Lawnmower
Mountfield SP46 Petrol Lawnmower
Available immediately
free shipping
  • 46 cm cutting width
  • petrol engine
  • self-propelled
Our rating
9,6
very good
4. Bestseller
AL-KO Classic 4.62 P-A Petrol Lawnmower
AL-KO Classic 4.62 P-A Petrol Lawnmower
Available immediately
free shipping
  • 1.9 kW engine power
  • self-propulsion for effortless mowing
  • 7-position cutting height adjustment for various grass lengths
Our rating
9,6
very good
Atco Classic 18S Petrol Lawnmower 46cm
Atco Classic 18S Petrol Lawnmower 46cm
Available immediately
free shipping
  • 46cm cutting width
  • 139cc engine with autochoke
  • self-propelled
Our rating
9,6
very good
No reviews yet
Scheppach MS150-46E Self-Propelled Petrol Lawn Mower, 46cm cutting width, 150cc (3.5HP), 25-75mm height adjustment, 55L bag, Electric Start, Mulching
Scheppach MS150-46E Self-Propelled Petrol Lawn Mower, 46cm cutting width, 150cc (3.5HP), 25-75mm height adjustment, 55L bag, Electric Start, Mulching
Available immediately
free shipping
  • Powerful 150cc four-stroke petrol engine delivering 2.7 kW of power for reliable cutting
  • Self-propelled drive system reduces user effort and improves mowing comfort on uneven ground and slopes
  • Seven stage central cutting height adjustment with settings from 25 mm to 75 mm for tailored lawn finishes
Our rating
9,6
very good
AL-KO Comfort 46.4 SPED-A Petrol Lawnmower, 46 cm
AL-KO Comfort 46.4 SPED-A Petrol Lawnmower, 46 cm
Available immediately
free shipping
  • cutting width of 46 cm for efficient coverage
  • petrol engine with 2.6 kW power
  • energy-saving 1-speed rear wheel drive for easy operation
Our rating
9,5
very good
No reviews yet
Dellonda 144cc Self-Propelled Petrol Lawnmower DG101
Dellonda 144cc Self-Propelled Petrol Lawnmower DG101
Available immediately
free shipping
  • cutting width of 46 cm for effective mowing of medium to large gardens
  • 4-stroke petrol engine with recoil start for reliable performance
  • self-propelled drive system to reduce fatigue during use
Our rating
9,5
very good
Webb WER460SP Self-Propelled Rotary Petrol Lawn Mower, 46cm (18in) Cutting Width, 141cc, 7 Cutting Heights, 55L Bag, 3-Year Guarantee
Webb WER460SP Self-Propelled Rotary Petrol Lawn Mower, 46cm (18in) Cutting Width, 141cc, 7 Cutting Heights, 55L Bag, 3-Year Guarantee
Available immediately
free shipping
  • 46 cm cutting width
  • 141cc DVO140 engine for reliable performance with lower noise and vibration
  • self-propelled drive to tackle uneven lawns without pushing
Our rating
9,4
good
Hyundai 18in Self-Propelled Petrol Lawnmower, 139cc 4-Stroke, 4-in-1 Mulch Bag, Side & Rear Discharge, 60L Grass Box, Steel Deck
Hyundai 18in Self-Propelled Petrol Lawnmower, 139cc 4-Stroke, 4-in-1 Mulch Bag, Side & Rear Discharge, 60L Grass Box, Steel Deck
Available immediately
free shipping
  • cutting width: 46 cm (18 in)
  • engine type: 139 cc 4-stroke petrol engine with auto choke
  • self-propelled: rear wheel drive system
Our rating
9,3
good
FUXTEC FX-RM4646 Self-Propelled Petrol Lawn Mower, 46 cm cutting width, 3.5 HP 4-stroke engine, Mulching and collection, 50 L grass box
FUXTEC FX-RM4646 Self-Propelled Petrol Lawn Mower, 46 cm cutting width, 3.5 HP 4-stroke engine, Mulching and collection, 50 L grass box
Available immediately
free shipping
  • 46 cm cutting width
  • 4-stroke petrol engine with 146 cc displacement
  • self-propelled with rear-wheel drive for easier mowing
Our rating
9,1
good
Hyundai 46cm Self-Propelled Petrol Lawnmower
Hyundai 46cm Self-Propelled Petrol Lawnmower
Available immediately
free shipping
  • cutting width: 42 cm
  • engine type: petrol
  • self-propulsion available
Our rating
8,9
good
FUXTEC FX-RM4646ECO Petrol Lawn Mower 3-in-1, 46cm Cutting Width, 3.5HP 4‑Stroke Engine, Mulching, 7-Stage Height Adjustment (25–75mm), 50L Grass Collector
FUXTEC FX-RM4646ECO Petrol Lawn Mower 3-in-1, 46cm Cutting Width, 3.5HP 4‑Stroke Engine, Mulching, 7-Stage Height Adjustment (25–75mm), 50L Grass Collector
Available immediately
free shipping
  • cutting width 46 centimetres for wider mowing passes
  • petrol engine with 146cc displacement delivering 3.5 horsepower and a four-stroke design
  • central cutting height adjustment with seven settings from 25 to 75 millimetres for quick and precise height control
Our rating
8,8
good
Einhell GC-PM 46/5 S Petrol Self-Propelled Lawn Mower, 46 cm Cutting Width, 50 L Grass Box, 9-Position Cutting Heights, for Large Gardens up to 1400 m²
Einhell GC-PM 46/5 S Petrol Self-Propelled Lawn Mower, 46 cm Cutting Width, 50 L Grass Box, 9-Position Cutting Heights, for Large Gardens up to 1400 m²
Available immediately
free shipping
  • 4-stroke petrol engine delivering 2 kW of power
  • self-propelled drive provides propulsion to move the mower forward, helping on slopes
  • height-adjustable cutting height via a guide bar for ergonomic operation
Our rating
8,8
good

Similar Petrol Lawn Mower 46cm Cutting Width comparisons

Petrol Lawn Mowers 46cm Cutting Width buying guide: How to choose the right product from the above Petrol Lawn Mowers 46cm Cutting Width test or comparison

Understanding the Benefits of a 46cm Petrol Lawn Mower

The Versatility of the 46cm Size

Opting for a 46cm petrol lawn mower brings numerous advantages, particularly in terms of versatility. This size is ideal for average-sized gardens, allowing you to navigate through tight spaces and around flower beds with ease. Imagine standing on your driveway and being able to conquer your lawn in fewer passes compared to smaller models, saving you time and effort.

Power and Performance

Petrol lawn mowers are known for their power and reliability. A 46cm model typically features a robust engine that can handle thick grass, weeds, and other challenging conditions. Think of it as having a reliable workhorse that won’t back down from tough jobs, ensuring a neatly cut lawn even during peak growth seasons.

Freedom of Movement

With a petrol lawn mower, we can say goodbye to tangled extension cords or limited runtime from batteries. The 46cm size offers enough balance between manoeuvrability and cutting width. We can freely roam our garden without worrying about being tethered to a power source, making our mowing experience smooth and uninterrupted.

Key Features to Look For When Choosing Your Mower

Engine Power and Efficiency

When selecting a petrol lawn mower, considering the engine power is crucial. A more powerful engine generally means better efficiency and performance, especially during tougher mowing sessions. Look for models with at least 125cc engines, which typically provide adequate power for most garden tasks.

Cutting Height Adjustability

We find it very useful when a mower has adjustable cutting heights. This feature allows us to tailor the grass length to our preference for different seasons. Whether we want a pristine, short lawn for summer or a slightly longer cut in autumn, being able to adjust the height means our lawn remains healthy and well-kept throughout the year.

Ease of Use and Ergonomics

A comfortable mower can make gardening enjoyable rather than a chore. Look for ergonomic handles that provide a firm grip to reduce fatigue during longer tasks. Additionally, features like self-propelling mechanisms can further alleviate our workload by providing extra power, making lawn mowing feel effortless.

How to Maintain Your Petrol Lawn Mower for Longevity

Regular Cleaning and Inspection

Keeping our mower clean is often the first step toward maintenance. After each use, it’s beneficial to remove the grass clippings and clean the deck. Regular inspections of the blades and engine will help us catch any issues early on. Think of it as giving our mower a little pampering to keep it in top shape.

Engine Maintenance

We should pay attention to engine maintenance as well. This includes regularly checking and changing the oil, cleaning or replacing the air filter, and ensuring the spark plug is in good condition. Doing this can significantly extend the lifespan of our mower and ensure consistent performance.

Blade Care and Replacement

Keeping the blades sharp is essential for achieving a clean cut. We can easily sharpen them ourselves with the right tools or seek professional help. Regular blade maintenance not only enhances cutting efficiency but also promotes healthier grass growth, making this an important aspect of our mower care routine.

Top Recommendations for 46cm Petrol Lawn Mowers

Reliable Models Worth Considering

When searching for dependable 46cm petrol lawn mowers, we recommend focusing on well-known brands that are recognised for their quality and durability. Models that feature a solid build, reliable engines, and positive user reviews often stand out. These recommended mowers typically reflect a balance of performance and user satisfaction.

Value for Money Options

We appreciate the importance of value, so look for models that offer essential features without unnecessary complexity. Mowers that combine decent power, good build quality, and functional ease often provide the best bang for your buck. This fosters satisfaction in terms of efficiency and makes mowing feel less burdensome.

User Tips for Achieving the Best Results with Your Mower

Timing is Key

Many of us overlook the timing aspect when mowing. The best practice is to mow when the grass is dry, which helps avoid clumping and ensures a more even cut. Early morning or late afternoon tends to be ideal, allowing us to work comfortably without the harsh glare of the sun.

Adopt a Pattern for Mowing

Establishing a mowing pattern can significantly improve the finished look of our lawn. By changing the direction we mow with each session, we can prevent soil compaction and promote healthier growth. We might find that a simple change in technique leads to a noticeably improved lawn aesthetic.

Utilise Grass Clippings

We can maximise our mowing efforts by recycling the grass clippings. Instead of bagging them, consider leaving them on the lawn as mulch. This practice returns nutrients to the soil and can even reduce the need for additional fertilization, proving beneficial for the overall health of our garden.

Table of contents
  1. Understanding the Benefits of a 46cm Petrol Lawn Mower
  2. Key Features to Look For When Choosing Your Mower
  3. How to Maintain Your Petrol Lawn Mower for Longevity
  4. Top Recommendations for 46cm Petrol Lawn Mowers
  5. User Tips for Achieving the Best Results with Your Mower

Overview

1. Comparison winner
Hyundai 18" Electric-start Self-propelled Lawnmower
Our rating
9,9
very good
Hyundai 18" Electric-start Self-propelled LawnmowerAvailable immediately
2. Best value
Webb WER460ES 18" Petrol Lawnmower
Our rating
9,8
very good
Webb WER460ES 18" Petrol LawnmowerAvailable immediately
Mountfield SP46 Petrol Lawnmower
Our rating
9,6
very good
Mountfield SP46 Petrol LawnmowerAvailable immediately
4. Bestseller
AL-KO Classic 4.62 P-A Petrol Lawnmower
Our rating
9,6
very good
AL-KO Classic 4.62 P-A Petrol LawnmowerAvailable immediately
Atco Classic 18S Petrol Lawnmower 46cm
Our rating
9,6
very good
No reviews yet
Atco Classic 18S Petrol Lawnmower 46cmAvailable immediately
Scheppach MS150-46E Self-Propelled Petrol Lawn Mower, 46cm cutting width, 150cc (3.5HP), 25-75mm height adjustment, 55L bag, Electric Start, Mulching
Our rating
9,6
very good
Scheppach MS150-46E Self-Propelled Petrol Lawn Mower, 46cm cutting width, 150cc (3.5HP), 25-75mm height adjustment, 55L bag, Electric Start, MulchingAvailable immediately
AL-KO Comfort 46.4 SPED-A Petrol Lawnmower, 46 cm
Our rating
9,5
very good
No reviews yet
AL-KO Comfort 46.4 SPED-A Petrol Lawnmower, 46 cmAvailable immediately
Dellonda 144cc Self-Propelled Petrol Lawnmower DG101
Our rating
9,5
very good
Dellonda 144cc Self-Propelled Petrol Lawnmower DG101Available immediately
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