10 Best 46cm Petrol Lawnmower in the UK 2025
Updated on 18/07/2025
#1
Recommended
28% Off
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- Cutting width of 460mm / 18" suitable for medium to large lawns
- 139cc Hyundai 4-stroke petrol engine ensures easy starts and efficient fuel usage
- Electric start with a recoil backup for reliable operation
- Self-propelled feature allows for easy steering without manual pushing
- 6 adjustable cutting heights for a tailored lawn finish
- 70L grass collector bag with mulching option reduces disposal frequency
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- Cutting width of 460mm / 18" suitable for medium to large lawns
- 139cc Hyundai 4-stroke petrol engine ensures easy starts and efficient fuel usage
- Electric start with a recoil backup for reliable operation
- Self-propelled feature allows for easy steering without manual pushing
- 6 adjustable cutting heights for a tailored lawn finish
- 70L grass collector bag with mulching option reduces disposal frequency
#2
Value for Money
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- 4-stroke engine with 2.0 kW cutting power and up to 2,900 RPM for high torque performance
- Central nine-level cutting height adjustment from 25mm to 80mm for precise grass cutting
- Convenient starter cable located on the long handle for easy starting; folds for transport and storage
- 65-litre grass catch bag minimizes emptying, ideal for lawns up to 1,400 m²
- 2-year standard warranty with an additional year upon registration for added peace of mind
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- 4-stroke engine with 2.0 kW cutting power and up to 2,900 RPM for high torque performance
- Central nine-level cutting height adjustment from 25mm to 80mm for precise grass cutting
- Convenient starter cable located on the long handle for easy starting; folds for transport and storage
- 65-litre grass catch bag minimizes emptying, ideal for lawns up to 1,400 m²
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#3
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- 161 cc 4-stroke petrol engine providing 3.5 HP (2.6 kW) for high torque and reliable performance
- Self-propelled design with large ball-bearing wheels for easy navigation on lawns up to 1,000 m²
- 46 cm cutting width with 7-step height adjustment (25–75 mm), supporting rear ejection, side ejection, and mulching
- Built-in water connection for easy cleaning of grass residue from the steel housing
- Foldable handle and 55L collection bag for efficient storage in limited spaces
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- 161 cc 4-stroke petrol engine providing 3.5 HP (2.6 kW) for high torque and reliable performance
- Self-propelled design with large ball-bearing wheels for easy navigation on lawns up to 1,000 m²
- 46 cm cutting width with 7-step height adjustment (25–75 mm), supporting rear ejection, side ejection, and mulching
- Built-in water connection for easy cleaning of grass residue from the steel housing
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#4
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- Self-propelled design for ease of use
- 18 inch (460mm) cutting width for efficient mowing
- Powered by a 3.5HP 4-stroke petrol engine
- Features foldable handles for convenient storage
- Mulching capability for effective grass management
- Backed by a 3-year warranty for assurance
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- Self-propelled design for ease of use
- 18 inch (460mm) cutting width for efficient mowing
- Powered by a 3.5HP 4-stroke petrol engine
- Features foldable handles for convenient storage
- Mulching capability for effective grass management
- Backed by a 3-year warranty for assurance
#5
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- 4-in-1 functionality allows for cutting, collection, side discharge, and mulching
- 18" quad cut blade designed for optimal cutting performance
- Adjustable cutting heights from 25mm to 75mm with eight settings using a single lever
- Self-propelled for effortless operation
- Large rear wheels enhance traction and reduce lawn damage
- 2-year warranty for residential use, 1-year for commercial
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- 4-in-1 functionality allows for cutting, collection, side discharge, and mulching
- 18" quad cut blade designed for optimal cutting performance
- Adjustable cutting heights from 25mm to 75mm with eight settings using a single lever
- Self-propelled for effortless operation
- Large rear wheels enhance traction and reduce lawn damage
- 2-year warranty for residential use, 1-year for commercial
#6
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- Highly maneuverable mower suitable for small lawns on various terrains, featuring a durable steel cutter deck that withstands stones and bumps while cutting a 46cm wide path.
- Reliable 125cc engine for easy starting, smooth operation, reduced vibration, and lower fuel consumption.
- Adjustable cutting height with 8 options ranging from 25mm to 80mm, allowing users to collect clippings or mulch them into fine pieces.
- Large 65L collection bag with part mesh design for improved airflow, enabling fewer emptying trips during mowing sessions.
- 3-year guarantee and dedicated UK-based customer service for reliable support and peace of mind.
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- Highly maneuverable mower suitable for small lawns on various terrains, featuring a durable steel cutter deck that withstands stones and bumps while cutting a 46cm wide path.
- Reliable 125cc engine for easy starting, smooth operation, reduced vibration, and lower fuel consumption.
- Adjustable cutting height with 8 options ranging from 25mm to 80mm, allowing users to collect clippings or mulch them into fine pieces.
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#7
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- Compatible with WORX PowerShare battery system for flexible power options and backups.
- Cut-to-edge design allows for close mowing near fences and features, reducing trimming time.
- Single-lever height adjustment for customizable cutting lengths, combining compactness with powerful performance.
- Foldable handle design for easy storage and portability, suitable for limited spaces.
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- Compatible with WORX PowerShare battery system for flexible power options and backups.
- Cut-to-edge design allows for close mowing near fences and features, reducing trimming time.
- Single-lever height adjustment for customizable cutting lengths, combining compactness with powerful performance.
- Foldable handle design for easy storage and portability, suitable for limited spaces.
#8
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- Cordless operation with a 4.0Ah lithium-ion battery and charger included, part of the Power X-Change system.
- Brushless electric motor provides efficient performance and extended operating time, suitable for small to medium lawns up to 200 square meters with a 33cm cutting width.
- Features a 5-level central cutting height adjustment (25mm to 65mm) and a height-adjustable handle for user comfort, along with a 30L grass box with fill level indicator.
- Durable impact-resistant plastic housing withstands dense growth; large wheels reduce lawn impact and improve maneuverability on uneven ground.
- Folding handle design allows for compact storage and easy transport with a lightweight construction and integrated carry handle.
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- Cordless operation with a 4.0Ah lithium-ion battery and charger included, part of the Power X-Change system.
- Brushless electric motor provides efficient performance and extended operating time, suitable for small to medium lawns up to 200 square meters with a 33cm cutting width.
- Features a 5-level central cutting height adjustment (25mm to 65mm) and a height-adjustable handle for user comfort, along with a 30L grass box with fill level indicator.
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#9
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- Cobra RM46SPBR Petrol Lawnmower features a rear roller for a fine finish
- The lawnmower offers a 46cm (18in) cutting width for efficient mowing
- Powered by a Briggs and Stratton 575EX Series Ready Start Engine
- Includes self-propelled drive for easier maneuverability
- Designed for residential and small commercial use
- Constructed for durability and reliable performance
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- Cobra RM46SPBR Petrol Lawnmower features a rear roller for a fine finish
- The lawnmower offers a 46cm (18in) cutting width for efficient mowing
- Powered by a Briggs and Stratton 575EX Series Ready Start Engine
- Includes self-propelled drive for easier maneuverability
- Designed for residential and small commercial use
- Constructed for durability and reliable performance
#10
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- Suitable for large lawns up to 480m², this steel deck mower offers the efficiency of petrol models without noise or emissions.
- Features self-propelled design with 25cm rear wheels and a foldable handlebar for easy maneuverability and storage.
- Includes 7 adjustable cutting heights from 25mm to 80mm, with options for mulching, side discharge, or collection in a 55L bag.
- Powered by two 24V 4Ah lithium batteries and a brushless motor, ensuring reliability and compatibility with other Greenworks 24V tools.
- Covered by a 3-year guarantee and 2-year battery warranty, reflecting Greenworks' commitment to quality and customer satisfaction.
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- Suitable for large lawns up to 480m², this steel deck mower offers the efficiency of petrol models without noise or emissions.
- Features self-propelled design with 25cm rear wheels and a foldable handlebar for easy maneuverability and storage.
- Includes 7 adjustable cutting heights from 25mm to 80mm, with options for mulching, side discharge, or collection in a 55L bag.
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