Best Bump Feed System Grass Trimmers of 2025

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For those who take pride in maintaining their garden, a bump feed system grass trimmer is an essential tool. These trimmers are designed to make the task of trimming and edging your lawn as easy as possible. With a bump feed system, the cutting line is automatically fed out as you work, so you don't have to stop and adjust the line manually. This makes trimming quicker and more efficient, and ensures that you get a neat and tidy finish every time. Whether you have a small patch of grass or a large lawn to maintain, a bump feed system grass trimmer is an excellent investment.
At a Glance: Our Top Picks
Top 3 Bump Feed System Grass Trimmers
BLACK+DECKER GL250-GB Grass Trimmer with 23cm Swathe
The BLACK+DECKER GL250 Grass Trimmer is designed for efficient trimming in small gardens with its powerful 250W motor and 23cm cutting swath. This lightweight, single-handed trimmer allows you to easily manoeuvre around your garden, making the task less strenuous. The proven bump feed mechanism ensures that you can quickly and effortlessly feed the line as needed, keeping your trimming uninterrupted. Additionally, the simple cable management feature helps you maintain order while you work, reducing the risk of tangles and accidents.
Einhell 36V Cordless Grass Trimmer with Auto Line-Feed
The Einhell Cordless Strimmer is designed for ease of use and precision. Its lightweight construction allows you to manoeuvre it effortlessly, while the adjustable handles ensure comfort during prolonged use. With electronic speed control, you can easily regulate the cutting power, reaching speeds of up to 9,000 rpm for a clean cut. The single line cutting mechanism, featuring a 2mm line, makes it simple to achieve neat edges over a width of 30cm. This strimmer is perfect for maintaining a tidy garden without the hassle.
Greenworks 48V Cordless Brushcutter with Batteries
The Greenworks Brushcutter is a powerful gardening tool that operates with two 24V batteries, providing a robust 48V performance. The low-vibration brushless motor ensures smooth operation, making it ideal for tackling challenging tasks in larger gardens. You can effortlessly switch between a dual line strimmer and a blade, allowing you to handle both long grass and tough weeds with ease. The included harness and adjustable bike handle enhance comfort and control, making your gardening experience more enjoyable.
Frequently Asked Questions (FAQs)
1. What is bump feed on a grass trimmer?
Bump-feed string trimmers utilize a spring underneath the spool. When you tap or bump the head against the ground more line comes out. Automatic-feed string trimmers utilize an automatic-feeding system that pushes more line out whenever it gets too short.
2. How does the auto feed work on a string trimmer?
With an auto feed system, the trimmer will release more line whenever it starts to run short, based on an advanced internal system. The majority of models will have some kind of component that gauges the current length of the line and then releases more by taking advantage of the spinning taking place with the head.
During our bump feed system grass trimmer research, we found 7 bump feed system grass trimmer products and shortlisted 3 quality products. We collected and analyzed 60,171 customer reviews through our big data system to write the bump feed system grass trimmers list. We found that most customers choose bump feed system grass trimmers with an average price of £32.34.
The bump feed system grass trimmers are available for purchase. We have researched hundreds of brands and picked the top brands of bump feed system grass trimmers, including BLACK+DECKER, Einhell, Greenworks.

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.