Top Cordless Chainsaws for Serious Cutting Work
For the heaviest workloads, the Milwaukee M18 FUEL 16 inch Chainsaw stands out as the top pick for professionals and landowners who need sustained power and fast cutting. Its main advantage is the combination of high torque and a 16 inch bar that handles large logs without bogging down. The main limitation is its weight, which can be tiring during extended overhead cuts.
Battery chainsaws have come a long way, now rivaling gas for tough jobs. Heavy duty cordless models offer instant torque, zero emissions, and low maintenance, making them ideal for felling, limbing, and bucking firewood.
Choosing the right one depends on your cutting volume and existing tool ecosystem. This roundup highlights the most powerful and reliable options available on Amazon today.
The best picks, ranked
Milwaukee M18 FUEL 16 inch Chainsaw (Tool Only)
This Milwaukee chainsaw is a beast, delivering gas like power without the fumes. Owners report it cuts through seasoned oak and pine with ease, and the 16 inch bar handles large diameter logs. Its POWERSTATE brushless motor and REDLINK intelligence provide optimized performance and durability. The tool only form fits those already in the M18 system.
Pros
- Exceptional cutting speed
- High chain tensioning system
- Durable construction
Cons
- Heavy compared to smaller saws
- Battery not included, expensive upfront
Makita XCU08PT1 18V X2 (36V) 16 inch Chainsaw Kit
Makita’s 36V (18V x2) chainsaw offers outstanding runtime and balanced power. It uses two 18V batteries to deliver 36V performance, and owners appreciate the automatic chain oiler and tool less chain adjustment. The kit includes two 5.0Ah batteries and a charger, making it ready to work out of the box. It is a favorite for those who need long cutting sessions without stopping.
Pros
- Long runtime with two batteries
- Easy chain adjustments
- Smooth and consistent power
Cons
- Requires two battery slots, adding weight
- Chain tensioner can be finicky
DEWALT 20V MAX XR 16 inch Chainsaw (Tool Only)
This DEWALT saw is known for its excellent power to weight ratio, making it easier to handle while still delivering strong cuts. The brushless motor and 16 inch bar handle most tasks, and the low kickback bar and chain add safety. It runs on DEWALT’s 20V MAX system, so it suits tradespeople who already have batteries. Owners report good battery life with high capacity batteries.
Pros
- Lighter than many 16 inch saws
- Brushed motor is efficient
- Compatible with DEWALT ecosystem
Cons
- Battery not included
- May struggle with very dense hardwoods
Husqvarna 440i 16 inch Battery Chainsaw Kit
Husqvarna brings its gas saw heritage to battery power. The 440i features a lightweight design and excellent balance, reducing fatigue. It comes with a 16 inch bar and a BLi200 battery. Owners like the low vibration and the intuitive keypad controls. It is ideal for firewood cutting and storm cleanup around a property.
Pros
- Very comfortable to use
- Low vibration and noise
- Quick chain tightening
Cons
- Battery capacity could be larger
- Charger sold separately in some kits
Greenworks Pro 80V 18 inch Brushless Chainsaw
This Greenworks saw offers an 18 inch bar at an affordable price, making it a great option for cutting firewood. Running on 80V, it provides plenty of torque. The brushless motor and automatic oiler are standard. Owners note that it is heavy but handles well. It includes a battery and charger, so it is ready to go.
Pros
- Long bar for the price
- Good power for large cuts
- Battery and charger included
Cons
- Heavier and bulkier
- Battery drains quickly under heavy load
EGO Power+ CS1611 16 inch Battery Chainsaw
EGO’s chainsaw is praised for its instant torque and rapid cutting. The 16 inch bar and brushless motor deliver high chain speed, reducing cutting time. It uses the versatile 56V ARC battery platform. Owners like the tool free chain tensioning and the included battery and charger. It is a solid choice for homeowners with demanding tasks.
Pros
- Very fast chain speed
- Easy to adjust chain
- Reliable battery performance
Cons
- Battery placement can feel awkward
- No chain brake in some models
Craftsman V20 16 inch Battery Chainsaw Kit
For those on a budget, this Craftsman saw offers a 16 inch bar and a brushless motor at a lower price point. It comes with a 4.0Ah battery and charger. Owners say it handles softwoods and smaller hardwoods adequately. It is a good entry level heavy duty saw, but may not sustain heavy professional use.
Pros
- Affordable price point
- Includes battery and charger
- Good for occasional heavy work
Cons
- Less durable than pro brands
- Chain tensioning is more difficult
How they stack up
| # | Model | Bar Length | Best for | Score | Price |
|---|---|---|---|---|---|
| 1 | Milwaukee M18 FUEL 16 inch Chainsaw (Tool Only) | 16 inches | Professional grade cutting with high output | 9.4 | Check price |
| 2 | Makita XCU08PT1 18V X2 (36V) 16 inch Chainsaw Kit | 16 inches | Best battery runtime for large jobs | 9.2 | Check price |
| 3 | DEWALT 20V MAX XR 16 inch Chainsaw (Tool Only) | 16 inches | Best balance of power and weight | 9.0 | Check price |
| 4 | Husqvarna 440i 16 inch Battery Chainsaw Kit | 16 inches | Ergonomic design for home heavy use | 8.9 | Check price |
| 5 | Greenworks Pro 80V 18 inch Brushless Chainsaw | 18 inches | Best for large diameter logs on a budget | 8.7 | Check price |
| 6 | EGO Power+ CS1611 16 inch Battery Chainsaw | 16 inches | Fast cutting with low maintenance | 8.8 | Check price |
| 7 | Craftsman V20 16 inch Battery Chainsaw Kit | 16 inches | Budget friendly heavy duty option | 8.0 | Check price |
How to pick the right one
Good to know
How does a cordless chainsaw compare to a gas chainsaw for heavy duty work?
Modern heavy duty cordless chainsaws can match gas saws in power for most tasks. They offer instant torque, lower noise, and no fumes. The main limitations are battery runtime and weight. For continuous professional use, gas may still be preferred, but for most users, cordless is sufficient.
What voltage is best for a heavy duty cordless chainsaw?
Higher voltage systems like 36V, 56V, or 80V provide more power and torque. However, even 18V/20V saws like DEWALT’s 20V MAX can be heavy duty if they have a brushless motor and high amp hour batteries. Look for at least 36V for demanding cutting.
How long does a battery last on a heavy duty cordless chainsaw?
Runtime varies by battery capacity and cutting conditions. A 5Ah battery can last about 30 to 45 minutes of continuous cutting, but hardwoods and thick logs drain faster. Many users get a full day of work by having multiple batteries and charging in between.
Can I use a 16 inch bar to cut a 20 inch log?
Yes, you can cut a log larger than the bar by cutting from both sides. It requires more time and effort. For frequent large cuts, an 18 inch bar is more convenient.
Do I need to buy a chainsaw with a battery and charger included?
It depends on whether you own batteries from that brand. If you are starting fresh, buying a kit with battery and charger is cost effective. If you already have compatible batteries, a tool only option saves money.
Are brushless motors worth the extra cost?
Yes, brushless motors are more efficient, provide more torque, and last longer than brushed motors. They also offer better runtime and require less maintenance. For heavy duty use, a brushless motor is essential.
What safety features should I look for?
Look for a chain brake, low kickback bar and chain, and a hand guard. Also, consider a saw with an automatic oiler to keep the chain lubricated. Some models have a safety switch to prevent accidental starts.
Can I use a cordless chainsaw for felling trees?
Yes, many heavy duty cordless saws are capable of felling small to medium trees. For larger trees, you need a saw with at least 16 inch bar and high power. Always follow safety guidelines and consider professional help for large trees.
How do I maintain the chain and bar?
Regularly check chain tension and sharpen the chain when it gets dull. Clean the bar groove and oil holes. Use quality bar and chain oil. Replace the chain when it is worn or damaged.
Our take
For the best overall heavy duty cordless chainsaw, choose the Milwaukee M18 FUEL 16 inch if you already have M18 batteries or are willing to invest in the system, as it offers the most professional grade performance. If you prefer a ready to go kit with excellent runtime, the Makita XCU08PT1 is a superb choice. For a balanced option that is easier to handle, the DEWALT 20V MAX is ideal. Avoid the budget option if you have daily heavy cutting; it is better for occasional use.
