Walk Behind Lawn Mowers
Choose from our range of walk-behind lawn mowers, including petrol, cordless, and electric models designed for everyday garden use. Whether you prefer a simple push mower or a self-propelled option for easier handling, we stock trusted brands including Honda, Mountfield, Stiga, and Allett. Each mower is prepared and set up before delivery, with a local handover demonstration so you can get started straight away, plus UK-wide delivery.
Browse the range below or speak to our team for expert advice.
Honda HRH 536 QX 21″ Professional Roller Lawn Mower
Original price was: £2,300.00.£1,939.00Current price is: £1,939.00. inc. VATA tough, professional-grade 21″ roller mower designed for a perfect striped finish on large lawns up to 1,800m². Built with a robust cast aluminium deck and Honda’s reliable GXV160 engine for demanding tasks.
Mountfield PRINCESS 38 Li 15″ Cordless Lawnmower (Kit)
Original price was: £369.00.£329.00Current price is: £329.00. inc. VATThe Mountfield PRINCESS 38 Li is a lightweight cordless lawnmower offering effortless mowing for small to medium lawns. With a 15″ cut and rear roller, it delivers a perfect striped finish. This kit includes batteries and a charger.
Honda HRD 536 QX 21″ Self-Propelled Petrol Lawnmower
Original price was: £1,835.00.£1,399.00Current price is: £1,399.00. inc. VATThe Honda HRD 536 QX is a tough, professional-grade petrol lawnmower designed for large gardens. Its 21″ cut, rear roller, and durable cast aluminium deck deliver a perfect, striped finish every time.
Honda HRX 537 HY 21″ Self-propelled Petrol Lawn Mower
Original price was: £1,680.00.£1,299.00Current price is: £1,299.00. inc. VATThe Honda HRX 537 HY is a premium self-propelled petrol mower designed for large gardens. Featuring a 21″ Xenoy® deck, variable hydrostatic drive, and Honda’s versatile Versamow™ system, it offers exceptional performance and durability.
Honda Izy HRG 466 PK 18″ Petrol Lawnmower
Original price was: £590.00.£489.00Current price is: £489.00. inc. VATThe Honda Izy HRG 466 PK is a robust and versatile push petrol lawnmower, ideal for medium-sized gardens. Its 18″ steel deck and powerful GCVx engine make lawn care straightforward and efficient.
Honda HRH 536 HX 21″ Self-propelled Professional Petrol Lawn Mower
Original price was: £2,195.00.£1,839.00Current price is: £1,839.00. inc. VATEngineered for professional use, the Honda HRH 536 HX is a robust 21″ self-propelled mower. Its hydrostatic drive and Roto-stop® system offer superior control and safety for maintaining large, demanding lawns.
Honda HRN 536 VY 21″ Self-Propelled Petrol Lawnmower
Original price was: £1,045.00.£859.00Current price is: £859.00. inc. VATThe Honda HRN 536 VY is a premium self-propelled petrol lawnmower designed for larger lawns. It features a 21″ cutting deck, variable speed SMART Drive®, Versamow™ selective mulching, and Roto-Stop® for a professional finish.
Hayter Hawk 43 AD 17″ Cordless Rear Roller Lawnmower (545) (Kit)
Original price was: £749.00.£679.00Current price is: £679.00. inc. VATThe Hayter Hawk 43 AD is a self-propelled cordless lawnmower designed for small to medium gardens. This complete kit includes a battery and charger, and its rear roller creates a classic striped lawn finish with ease.
Honda Izy HRG 466 SK 18″ Self-propelled Petrol Lawnmower
Original price was: £730.00.£579.00Current price is: £579.00. inc. VATThe Honda Izy HRG 466 SK is a robust and easy-to-use self-propelled petrol lawnmower. Ideal for medium-sized gardens up to 1,200m², its 18″ steel deck and reliable GCVx engine deliver a pristine cut with minimal effort.
Honda Izy HRG 416 SK 16″ Self-Propelled Petrol Lawnmower
Original price was: £630.00.£495.00Current price is: £495.00. inc. VATThe Honda Izy HRG 416 SK is a lightweight, robust, and easy-to-use self-propelled petrol lawnmower, perfect for maintaining small to medium-sized gardens up to 800m² with minimal effort.
Honda Izy HRG 416 PK 16″ Petrol Lawnmower
Original price was: £470.00.£395.00Current price is: £395.00. inc. VATThe Honda Izy HRG 416 PK is a lightweight, robust, and versatile push petrol mower. With its 16″ cutting deck and reliable GCVx engine, it’s the perfect choice for managing small to medium-sized lawns up to 800m² with ease.
Honda HRN 536 VK 21″ Self-propelled Petrol Lawnmower
Original price was: £940.00.£779.00Current price is: £779.00. inc. VATThe Honda HRN 536 VK is a powerful 21″ self-propelled petrol lawnmower, ideal for large gardens. Featuring variable SMART Drive® and Versamow™ selective mulching for a professional finish with ultimate control.
Mountfield SP185 Li 18″ Cordless Lawn Mower (Kit)
Original price was: £455.00.£399.00Current price is: £399.00. inc. VATEnjoy effortless lawn care with the Mountfield SP185 Li. This self-propelled cordless mower features a robust 18″ steel deck and includes a 48V battery, perfect for medium-sized UK gardens.
Honda HRX 476 HY 19″ Self-propelled Petrol Lawn Mower
Original price was: £1,385.00.£1,099.00Current price is: £1,099.00. inc. VATThe Honda HRX 476 HY is a premium self-propelled petrol mower designed for medium to large lawns. It features a variable hydrostatic drive, Roto-Stop® blade clutch, and a versatile Versamow™ mulching system for ultimate control and a perfect finish.
Mountfield HW531 PD 21″ Petrol Lawn Mower
Original price was: £539.00.£469.00Current price is: £469.00. inc. VATThe Mountfield HW531 PD is a rugged, self-propelled petrol lawn mower designed to tackle large and uneven lawns up to 2000 m². Its powerful STIGA engine and wide 53cm cutting deck ensure efficient, high-quality performance.
Honda HRD 536 HX 21″ Mower
Original price was: £1,730.00.£1,399.00Current price is: £1,399.00. inc. VAT| Engine | Honda GXV160 160cc |
| Cutting Width | 21″ / 53cm |
| Deck Material | Aluminium |
| Drive | Single Speed |
Hayter Harrier 41 16″ Petrol Variable Speed Roller Mower (375)
Original price was: £929.00.£839.00Current price is: £839.00. inc. VATThe Hayter Harrier 41 is a premium petrol mower designed for small lawns up to 300m². Its variable speed drive and two-piece rear roller deliver a flawless, striped finish with exceptional control.
Hayter Harrier 56 PRO 22″ Petrol Roller Mower (579)
Original price was: £1,849.00.£1,669.00Current price is: £1,669.00. inc. VATThe Hayter Harrier 56 PRO is the ultimate choice for professionals seeking a durable, high-performance rear roller mower. With its 22″ cut, BBC system, and 3-speed drive, it delivers a pristine finish on large lawns up to 1000m².
Honda HRX 476 QY 19″ Petrol Rear Roller Lawnmower
Original price was: £1,385.00.£1,099.00Current price is: £1,099.00. inc. VATThe Honda HRX 476 QY is a premium self-propelled petrol mower designed for medium to large lawns. Its rear roller creates perfect lawn stripes, while the Roto-stop® system adds safety and convenience.
Mountfield S461R PD 18″ Petrol Roller Lawnmower
Original price was: £519.00.£459.00Current price is: £459.00. inc. VATA popular choice for creating a classic striped lawn, the Mountfield S461R PD is a self-propelled roller mower with a powerful STIGA engine and a robust 18″ steel deck. Ideal for medium-sized gardens up to 1200m².
Mountfield SP505R V 19″ Petrol Roller Mower
Original price was: £945.00.£819.00Current price is: £819.00. inc. VATThe Mountfield SP505R V is a premium petrol roller mower for achieving a classic striped lawn. Powered by a 167cc Honda engine, it features variable speed drive and a Twinclip blade for a flawless finish on medium-sized gardens.
Mountfield ELECTRESS 38 Li 15″ Cordless Lawnmower (Kit)
Original price was: £269.00.£239.00Current price is: £239.00. inc. VATThe Mountfield ELECTRESS 38 Li is a lightweight and powerful cordless lawnmower. With a 38cm cutting width and supplied with two 20V batteries, it’s the perfect choice for medium-sized gardens, offering cable-free convenience and an effortless mowing experience.
STIHL RMA 235.1 13″ Cordless Lawn Mower (Tool Only)
£184.00 inc. VATThe STIHL RMA 235.1 is a lightweight and manoeuvrable cordless lawn mower with a 13″ cutting width, ideal for maintaining small lawns with minimal effort. This is the tool-only version.
STIHL RMA 239.1 C 15″ Cordless Lawn Mower (Tool Only)
£324.00 inc. VATThe STIHL RMA 239.1 C is a lightweight and manoeuvrable 15″ cordless lawn mower, expertly designed for maintaining small to medium-sized gardens with impressive ease and efficiency.
Hayter Harrier 48 PRO 19″ Petrol Roller Mower (479)
Original price was: £1,499.00.£1,359.00Current price is: £1,359.00. inc. VATEngineered for professional gardeners and homeowners with medium-to-large lawns, the Hayter Harrier 48 PRO features a robust Honda engine, auto-drive, and a Blade Brake Clutch for ultimate efficiency and a flawless striped finish.
Cobra RM46SPB 18″ Roller Mower
Original price was: £487.99.£449.00Current price is: £449.00. inc. VAT| Engine | Briggs & Stratton 500E Series |
| Power | 140 cc |
| Working Width | 18″ / 46cm |
| Drive | Self-Propelled |
Mountfield SP555R V 21″ Petrol Lawn Mower
Original price was: £1,085.00.£939.00Current price is: £939.00. inc. VATThe Mountfield SP555R V is a premium, self-propelled petrol lawn mower with a full-width rear roller. Featuring a powerful Honda engine and a 53cm cut, it’s designed to deliver a perfect striped finish on medium to large lawns.
Mountfield S421R PD 16″ Petrol Roller Lawn Mower
Original price was: £399.00.£349.00Current price is: £349.00. inc. VATThe Mountfield S421R PD is a self-propelled petrol lawnmower with a rear roller, expertly designed to create classic, sharp stripes on small to medium-sized lawns. A perfect choice for a pristine finish.
Mountfield PRINCESS 38 15″ Electric Lawn Mower
Original price was: £219.00.£199.00Current price is: £199.00. inc. VATThe Mountfield PRINCESS 38 is a powerful and lightweight electric mower ideal for small to medium lawns. Its 15″ cutting width and rear roller create a classic striped finish with ease.
Honda Izy HRG 466 SKEP 18″ Self-propelled Petrol Lawnmower
Original price was: £805.00.£639.00Current price is: £639.00. inc. VATThe Honda Izy HRG 466 SKEP is a lightweight and robust self-propelled petrol lawnmower. Featuring an 18″ deck and Versamow™ selective mulching, it’s the perfect choice for keeping medium-sized gardens in pristine condition.
Mountfield SP555 V 21″ Petrol Lawnmower
Original price was: £729.00.£649.00Current price is: £649.00. inc. VATThe Mountfield SP555 V is a flagship self-propelled petrol lawnmower, featuring a powerful Honda engine, variable speed drive, and an innovative Twinclip blade system. It is expertly designed for tackling larger gardens with a flawless finish.
Honda HRG 466 XB 18″ Cordless Lawnmower (Tool Only)
£665.00 inc. VATThe Honda HRG 466 XB offers the power of a petrol mower with cordless freedom. Featuring a self-propelled drive and a robust 18″ steel deck, it’s ideal for medium-sized lawns up to 450m².
Hayter Harrier 48 19″ Petrol Roller Mower with BBC (475)
Original price was: £1,329.00.£1,199.00Current price is: £1,199.00. inc. VATPerfect for medium-sized lawns up to 500m², the Hayter Harrier 48 delivers a classic striped finish with its rear roller, variable speed drive, and convenient Blade Brake Clutch.
Mountfield PRINCESS 34 13″ Electric Lawnmower
Original price was: £189.00.£169.00Current price is: £169.00. inc. VATIdeal for smaller lawns, the Mountfield Princess 34 is a lightweight and easy-to-use electric mower. Its 1400W motor, 13″ cutting width, and rear roller deliver a superb, striped finish with minimal effort.
Mountfield SP53 Elite 21″ Petrol Lawn Mower
Original price was: £499.00.£429.00Current price is: £429.00. inc. VATThe Mountfield SP53 Elite is a high-quality, self-propelled petrol lawn mower designed for larger gardens. Featuring a powerful Honda engine and a wide 21″ cutting width, it makes mowing effortless.
Mountfield SP46 18″ Petrol Lawn Mower
Original price was: £339.00.£299.00Current price is: £299.00. inc. VATThe Mountfield SP46 is a fantastic self-propelled petrol mower, perfect for medium-sized lawns. Featuring a reliable STIGA engine and a 46cm cutting width, it combines ease of use with a professional finish.
Choosing the Right Walk-Behind Mower
A walk-behind mower should match how you mow as much as the size of your lawn:
- Lawn size: Smaller lawns suit compact electric or cordless mowers, while medium to larger domestic gardens benefit from wider-cut petrol models.
- Effort level: Push mowers offer simplicity and control, while a self-propelled lawn mower reduces effort, especially over longer mowing sessions.
- Terrain: Flat lawns are easy to manage with most models, but slopes or uneven ground are better handled with self-propelled machines.
- Power type: Petrol delivers strength and runtime, cordless offers flexibility and low noise, and electric models provide a simple, lightweight solution.
Not sure which direction to go? We can guide you through the options.
Types of Walk-Behind Mowers in Our Range
![]() |
Petrol Lawn MowersPetrol models are ideal for larger lawns or tougher conditions, offering the power and runtime needed to cut thicker grass efficiently. |
Cordless Lawn MowersCordless mowers provide a quieter, more flexible way to mow, with modern battery performance that suits most domestic gardens without the restriction of cables. |
![]() |
![]() |
Electric Lawn MowersElectric models are a simple, lightweight choice for smaller gardens. They’re easy to handle and ideal where you want straightforward, low-maintenance mowing. |
Self-Propelled Lawn MowersA self-propelled lawn mower takes the effort out of mowing by driving itself forward, making it easier to cover larger areas or tackle slight slopes. |
![]() |
![]() |
Push MowersPush mowers offer full control and are typically lighter, making them well suited to smaller, flatter lawns where manoeuvrability matters most. |
Roller Lawn MowersFor a traditional striped finish, roller lawn mowers are the go-to choice, creating clean lines while maintaining an even cut. |
![]() |
5 Key Features That Make a Difference
- Adjustable cutting heights let you adapt to changing grass conditions, whether you’re maintaining a close finish or tackling longer growth.
- Mulching options help return nutrients to the lawn, supporting healthier grass over time.
- Self-propelled drive, especially with variable speed control, reduces effort and makes it easier to maintain a steady pace.
- Wider cutting decks cover more ground in each pass, helping you finish faster, while efficient grass collection systems mean fewer stops to empty clippings.
- Durable deck construction, such as steel or aluminium, adds long-term reliability, ensuring your mower stands up to regular use and changing UK conditions.
What You Can Expect from Sims Walk-Behind Mowers
Designed for regular use in typical UK garden conditions, our walk-behind mowers are designed to perform reliably through changing weather and regular use.
The range covers everything from compact options for smaller gardens through to more capable models for larger domestic lawns, without overwhelming you with unnecessary choice. Every machine is selected with long-term usability in mind, so you can mow with confidence and achieve a neat result every time.
Why Buy from Sims Garden Machinery?
Choosing Sims means buying from a long-established, independent specialist with access to leading brands and the knowledge to guide you properly. With over 100 years of experience, we focus on matching the right machine to your needs, not just making a sale.
For local customers, every mower is delivered fully assembled and set up, with a hands-on demonstration so you can use it with confidence. We also offer UK-wide delivery, along with a dedicated workshop for servicing, repairs, and sharpening. You can visit our Stratford-upon-Avon showroom to see the range up close and speak directly with our team.
Supporting Brands & Range Depth

Our walk-behind mower range is carefully selected from leading manufacturers including Honda, Mountfield, Stiga, Allett, STIHL, and Toro, giving you proven reliability across every option.
Find the Right Walk-Behind Mower for Your Garden

Explore the walk-behind mower range to find a model that suits your garden and mowing style. If you’d like advice, our team is here to help you choose with confidence. You’re also welcome to visit our Stratford-upon-Avon showroom or get in touch for guidance tailored to your needs.
Walk-Behind Mower FAQs
What is the difference between a push mower and a self-propelled mower?
A push mower requires you to drive it forward yourself, giving more control on smaller lawns. A self-propelled mower moves under its own power, reducing effort over longer distances or uneven ground.
Should I choose petrol, cordless, or electric?
Petrol mowers suit larger or more demanding lawns thanks to their power and runtime. Cordless models offer convenience and low noise, while electric mowers are a simple choice for smaller gardens.
Which mower is best for stripes?
Roller lawn mowers are designed to create a classic striped finish by bending the grass as you mow, giving that traditional lawn appearance.
Should I buy a rotary or cylinder mower?
Rotary mowers are versatile and handle most lawn types well. Cylinder mowers are better for fine, formal lawns where a very precise cut is preferred.
Do you assemble mowers before delivery?
Yes. We fully assemble, test, and demonstrate each mower locally so you can start using it with confidence.
Do you offer servicing and repairs?
Yes. Our on-site workshop provides servicing, repairs, and blade sharpening to keep your mower performing reliably year after year.

























