Best Diamond-Ground Blades Hedge Trimmers of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 1 Feb 2025

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Diamond-Ground Blades Hedge Trimmers are a new type of gardening tool that have been designed to make hedge trimming easier and more efficient. These trimmers are equipped with diamond-ground blades that are able to cut through tough branches and foliage with ease, resulting in a cleaner and more precise cut. The blades are also durable and long-lasting, ensuring that the trimmer will remain effective over time. With these hedge trimmers, gardeners can quickly and easily maintain their hedges, shrubs, and bushes, resulting in a neat and tidy garden.

At a Glance: Our Top Picks

Einhell 45cm Electric Hedge Trimmer GH-EH 4245 Cover #TOP 1
Einhell 45cm Electric Hedge Trimmer GH-EH 4245
ftb score rating icon 9.8
Einhell Power X-Change 18V Cordless Hedge Trimmer Cover #TOP 2
Einhell Power X-Change 18V Cordless Hedge Trimmer
ftb score rating icon 9.7
Einhell 18V Cordless Hedge Trimmer with Steel Blades Cover #TOP 3
Einhell 18V Cordless Hedge Trimmer with Steel Blades
ftb score rating icon 9.5

Top 10 Diamond-Ground Blades Hedge Trimmers

Einhell 45cm Electric Hedge Trimmer GH-EH 4245

3403461
Red/Black
Einhell 45cm Electric Hedge Trimmer GH-EH 4245 Cover
Einhell 45cm (18 Inch) Electric Hedge Trimmer - Laser-Cut Diamond-Ground Steel Blades with 12mm Cutting Thickness - GH-EH 4245 Lightweight Hedge Cutter, Powerful, Safe and Easy to Use

The Einhell Hedge Trimmer is a lightweight tool, weighing less than 3 kilograms, making it easy for you to handle while trimming hedges, bushes, and shrubs. With its laser-cut diamond-ground blade, you can achieve ultra-clean cuts that maintain sharpness over time. The German design features a two-handed safety switch to prevent accidental starts, ensuring your safety during use. Additionally, the powerful 420W motor delivers an impressive cutting speed of 3,200 cuts per minute, providing robust performance for efficient and effective trimming.

What We Like
Lightweight and easy to use
Ultra-clean cutting performance
Safety features prevent accidents
Powerful motor for efficiency

Einhell Power X-Change 18V Cordless Hedge Trimmer

GC-CH 18/40 Li
Red & Black
40cm Cutting Length
Einhell Power X-Change 18V Cordless Hedge Trimmer Cover
Einhell Power X-Change 18V Cordless Hedge Trimmer - 40cm (16 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 18/40 Li Electric Hedge Trimmer Cordless (Battery Not Included)

The Einhell Cordless Hedge Trimmer is designed for optimal handling, weighing just 2 kg, making it easy for you to manoeuvre while trimming. With its laser-cut diamond-ground blades, you can achieve ultra-clean cuts that remain sharp over time. The 40 cm cutting length and 13 mm teeth spacing make tackling extensive hedges a breeze. Additionally, as part of the Power X-Change family, this trimmer allows you to combine batteries and chargers with other devices for added convenience.

What We Like
Lightweight design for easy handling
Ultra-clean cuts with diamond blades
Long cutting length for efficiency
Compatible with Power X-Change system
Safe storage with protective case

Einhell 18V Cordless Hedge Trimmer with Steel Blades

3410642
Red & Black
46cm Cutting Length
Einhell 18V Cordless Hedge Trimmer with Steel Blades Cover
Einhell Power X-Change 18V Cordless Hedge Trimmer - 46cm (18 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 1846 Li Electric Hedge Trimmer Cordless (Battery Not Included)

The Einhell Cordless Hedge Trimmer is a powerful tool that operates without the hassle of cords. It is designed to work with the Einhell Power X-Change battery system, allowing you to enjoy around 30 minutes of operating time with a 1.5 Ah battery. The 52 cm blade length and 46 cm cutting length make it ideal for trimming hedges efficiently. With robust laser-cut and diamond-ground steel blades, you will experience precise cutting, ensuring a neat finish for your garden.

What We Like
Powerful cordless performance
Easy to use and manoeuvre
Laser-cut steel blades
Compatible with battery system

Einhell Power X-Change 18V Cordless Hedge Trimmer

3410945
Red/black
Einhell Power X-Change 18V Cordless Hedge Trimmer Cover
Einhell Power X-Change 18V Cordless Hedge Trimmer - 50cm (20 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 18/50 Li Electric Hedge Trimmer Cordless (Battery Not Included)

The Einhell Cordless Hedge Trimmer offers you the freedom of cordless operation, allowing you to trim your hedges without the hassle of tangled wires. Weighing only 2.2kg, it is lightweight yet powerful, making it easy to handle for maintaining all types of hedges, bushes, and shrubs. Equipped with laser-cut diamond-ground steel blades, it ensures clean cuts and durability. The thoughtful German design includes a safety switch and a swivel rear handle, giving you flexibility for both horizontal and vertical trimming.

What We Like
Lightweight and easy to handle
Laser-cut blades for precision
Swivel handle for versatility
Powered by interchangeable battery
Efficient cutting with metal gearing
#TOP 5

Einhell 18V Cordless Hedge Trimmer with 24 Inch Blades

3410930
Einhell 18V Cordless Hedge Trimmer with 24 Inch Blades Cover
Einhell Power X-Change 18V Cordless Hedge Trimmer - 60cm (24 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 18/60 Li Electric Hedge Trimmer Cordless (Battery Not Included)

The Einhell Cordless Hedge Trimmer offers you the freedom to trim your hedges without the hassle of cords. Weighing just 2.9kg, it is lightweight yet powerful, making it easy to manoeuvre while maintaining your garden. The laser-cut diamond-ground steel blades ensure precise and clean cuts, providing professional results. With a cutting length of 600mm, you can tackle larger areas efficiently. This tool is designed with safety features, including a two-handed safety switch for secure operation.

What We Like
Lightweight and easy to use
Laser-cut blades for clean cuts
Long cutting length for efficiency
Safety features for secure operation

Kärcher 18 V Cordless Hedge Trimmer HGE 18-45

HGE 18-45
Yellow
Kärcher 18 V Cordless Hedge Trimmer HGE 18-45 Cover
Kärcher 18 V Cordless Hedge Trimmer HGE 18-45, Cutting Length: 45 cm, Diamond-ground Blade, Weight: 2.68 kg, Power: Max 250-500 m, Can be Used with The Kärcher 18 V Battery, Battery not Included

The Kärcher Hedge Trimmer HGE 18-45 is designed for effortless gardening. Weighing only 2.68 kg, it allows you to trim hedges without straining your arms or shoulders, even during extended use. Its ergonomically shaped two-hand handle provides comfortable grip, making it easy to control while cutting. The diamond-ground blade, with a cutting length of 45 cm, ensures a precise cut and maintains sharpness over time, helping you achieve clean and tidy edges in your garden.

What We Like
Lightweight design for easy handling
Ergonomic two-hand grip
Precise diamond-ground blade
Safe two-hand safety circuit
Includes blade guard for storage
#TOP 7

Einhell Power X-Change 36V Hedge Trimmer

3410960
Red & Black
65cm Cutting Length
Einhell Power X-Change 36V Hedge Trimmer Cover
Einhell Power X-Change 36V Cordless Hedge Trimmer - 65cm (26 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 36/65 Li Electric Hedge Trimmer Cordless (Battery Not Included)

The Einhell Hedge Trimmer offers cordless freedom, making it easy for you to trim hedges, bushes, and shrubs without the hassle of cords. Its laser-cut diamond-ground blade ensures ultra-clean cuts and maintains sharpness for longer periods, giving your garden a neat appearance. Designed with a two-handed safety switch and a swivel rear handle, you can easily make horizontal and vertical cuts with confidence. The innovative Power X-Change technology provides high performance and durability, ensuring you have a reliable tool for your gardening needs.

What We Like
Lightweight and powerful
Ultra-clean cutting performance
Versatile cutting angles
Safe and reliable battery technology
#TOP 8

NETTA 600W Hedge Trimmer with 55cm Blade

NT-600W-HEDGE-TRIM-CORDED-103892
Grey
55CM
NETTA 600W Hedge Trimmer with 55cm Blade Cover
NETTA Hedge Trimmer and Cutter - 600W - 55cm Diamond Cutting Blade - 16mm Tooth Opening - 6M Power Cable - Ultra-Light 2.5Kg - Two-Way Safety Switch - Soft Grip Handle

The NETTA Hedge Trimmer is a powerful and lightweight tool designed to help you shape your garden effortlessly. With a robust 600W motor, it provides ample power to tackle overgrown hedges and bushes. The 55cm diamond ground blade ensures a precise and clean cut, making your trimming tasks easier. Weighing only 2.5kg, this trimmer is easy to manoeuvre, allowing you to reach all areas of your garden with minimal effort. Additionally, the 6M power cable gives you the freedom to move around without the hassle of constantly changing plugs.

What We Like
Lightweight design for easy handling
Powerful 600W motor
55cm diamond cutting blade
6M power cable for flexibility
#TOP 9

Einhell 18V Cordless Hedge Trimmer with Battery

GE CH 1846
multicolor
40cm Cutting Length
Einhell 18V Cordless Hedge Trimmer with Battery Cover
Einhell Power X-Change 18V Cordless Hedge Trimmer With Battery and Charger - 40cm (16 Inch) Cutting Length, Laser-Cut Diamond-Ground Steel Blades - GE-CH 18/40 Li Hedge Cutter + 2.5Ah Starter Kit

The Einhell Hedge Trimmer is a lightweight and powerful cordless tool that allows you to tackle hedges, bushes, and shrubs with ease. Its laser-cut diamond-ground blade ensures ultra-clean cuts and maintains sharpness for longer, making your trimming tasks more efficient. Designed with German engineering, it is compact and easy to handle, providing a safe and simple operation. Plus, the interchangeable battery system lets you power over 300 Einhell tools, enhancing convenience and versatility for your gardening needs.

What We Like
Lightweight and easy to use
Sharp, long-lasting blade
Interchangeable battery system
German engineering quality

Ryobi ONE+ 18V Cordless Hedge Trimmer

OPT1845
Green, Black
Ryobi ONE+ 18V Cordless Hedge Trimmer Cover
Ryobi ONE+ 18V OPT1845 Cordless Pole Hedge Trimmer, 45cm Blade (Body Only), Green, Black

The Ryobi Hedge Trimmer is designed for effortless cutting through hedges and branches. With its 45cm diamond ground blades, it ensures a clean and precise cut every time. You can tackle larger branches thanks to the 18mm blade gap, making it suitable for more demanding tasks. The trimmer features a 115-degree articulating cutting head with four positions, allowing you to achieve versatile trimming angles with ease. This makes it convenient for reaching those tricky spots in your garden.

What We Like
Easily cuts through hedges
Clean cuts with diamond blades
Handles large branches well
Versatile trimming angles
Extended reach with shaft
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Can you replace the blades on a hedge trimmer?

If the blade is bolted in then you are able to sharpen it and you won't need to get a replacement (and you can skip the rest of these steps). If it isn't bolted in then you know that you can replace it. If your blade needs to be replaced then you can check for the model number and brand to bring in.

Editor's Notes

During our diamond-ground blades hedge trimmer research, we found 44 diamond-ground blades hedge trimmer products and shortlisted 10 quality products. We collected and analyzed 98,479 customer reviews through our big data system to write the diamond-ground blades hedge trimmers list. We found that most customers choose diamond-ground blades hedge trimmers with an average price of £107.13.

The diamond-ground blades hedge trimmers are available for purchase. We have researched hundreds of brands and picked the top brands of diamond-ground blades hedge trimmers, including Einhell, NETTA, RYOBI.

Written by
Toby Butcher Avatar

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.