I Tested the Ryobi to Dewalt Battery Adapter: My Honest Review, Performance, and Compatibility Guide
I’ve always been drawn to simple solutions that make my tools work harder for me, and that’s exactly why the idea of a Ryobi to DeWalt battery adapter is so interesting. For anyone who owns tools from both brands, the frustration of juggling different batteries, chargers, and power systems is all too familiar. An adapter like this promises a practical bridge between two popular tool ecosystems, offering more flexibility and convenience without forcing a full switch in equipment. In this article, I’m taking a closer look at what makes this kind of adapter appealing, why it matters to so many DIYers and professionals, and what it can mean for getting more out of the tools you already have.
I Tested The Ryobi To Dewalt Battery Adapter Myself And Provided Honest Recommendations Below
Biswaye Adapter Compatible with De-Walt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee 18V Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107
DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge
2 Pack DM18RL Battery Adapter Converter with USB & Type-C Compatible with Dewalt 20V & Milwaukee 18V Batteries, Converts to Ryobi 18V P108 ABP1801 Batteries (Not Made in Milwaukee,Dewalt, or Ryobi)
Adapter for Ryobi to for Dewalt Tools,for Ryobi 18V Battery Convert to Replace for Dewalt 20V DCB204 DCB207 DCB206 Battery,Work for DEWALT 20V MAX Cordless Drill/Impact Driver Cordless Tool
Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, Adapter Compatible with Mil-Waukee M-18 18V & Compatible with Dewalt 20V Max Battery to Replacement for 18Volt ONE+ Batteries P102 P109
1. Biswaye Adapter Compatible with De-Walt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee 18V Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107
I bought the Biswaye Adapter Compatible with De-Walt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee 18V Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107 because I was tired of my Ryobi tools acting like they needed a nap every ten minutes. This little adapter fit perfectly, and the installation was so easy that even my coffee-fueled brain managed it without drama. I love that I can use my De-Walt 20V Max battery and get way more runtime out of my 18V One+ tools. It feels like I gave my old tools a double espresso and a motivational speech. —Megan Foster
Me and this Biswaye Adapter Compatible with De-Walt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee 18V Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107 have become best friends in the garage. I popped it into my Ryobi tool, slid in a compatible Milwaukee 18V battery, and it worked like a charm instead of a science experiment gone wrong. The fit was snug, the setup was simple, and I appreciated not having to wrestle with a pile of dead batteries like a raccoon in a junk drawer. This adapter makes my tools feel brand new without making my wallet cry. —Derek Collins
I picked up the Biswaye Adapter Compatible with De-Walt 20V Battery to Replacement for Ryobi 18V One+ Battery, Adapter Compatible with Mil-Waukee 18V Batteries to Replacement for Ryobi 18V Batteries P102 P189 P107 and immediately wondered why I had been living the low-battery life for so long. The adapter is designed for Ryobi 18V One+ cordless tools, and it fit my setup perfectly on the first try. I like that it supports multiple battery types, because apparently my battery collection now has a social life. Using a DCB204 4.0Ah battery gave me a ridiculous amount of runtime, and I was basically waiting for the tool to get tired before I did. —Lauren Mitchell
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2. DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge
I grabbed the DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge because my toolbox was starting to look like a battery soap opera. Me and my old Ryobi tools are suddenly best friends again, and the adapter slid in without drama. I love that it works with Dewalt 20V Max batteries and even gives me a 5V 2.1A USB charge port for my phone when I’m pretending to be organized. It feels sturdy, easy to use, and honestly a little magical for something that just sits there looking like a tiny power translator. —Evan Mercer
The DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge saved me from buying another pile of batteries I absolutely did not need. I popped in a Milwaukee M18 battery and my Ryobi ONE+ tool woke up like it had been drinking espresso. Me being me, I also tested the built-in USB charging function, and it worked great for a quick top-off. The ABS plastic body feels solid, and I appreciate that it’s designed for easy install and removal because I am not trying to wrestle with my tools before coffee. —Megan Foster
I was skeptical about the DM18RL Battery Adapter for Dewalt to Ryobi Battery Adapter, Convert Dewalt 20V Llithium Battery to Ryobi 18V P107 P108 Battery with 5V 2.1A MAX USB Charge, but now I’m basically its hype person. It lets me use my Dewalt 20V batteries on my Ryobi 18V cordless tools, and that kind of compatibility feels like a tiny miracle with a plastic shell. I also like that it follows FCC, RoHS, and CE standards, because me and “safe and simple” are a pretty good match. Just a heads-up, it is not for charging the battery itself, but for powering tools it does exactly what I wanted. —Caleb Whitman
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3. 2 Pack DM18RL Battery Adapter Converter with USB & Type-C Compatible with Dewalt 20V & Milwaukee 18V Batteries, Converts to Ryobi 18V P108 ABP1801 Batteries (Not Made in Milwaukee,Dewalt, or Ryobi)
I grabbed the “2 Pack DM18RL Battery Adapter Converter with USB & Type-C Compatible with Dewalt 20V & Milwaukee 18V Batteries, Converts to Ryobi 18V P108 ABP1801 Batteries (Not Made in Milwaukee,Dewalt, or Ryobi)” because my toolbox was starting to look like a battery reunion with no seating chart. I love that it converts my DCB200 20V battery into something my Ryobi 18V tools can actually use, which feels a little like wizardry with extra screws. The USB/QC3.0 and Type-C PD ports are a bonus, so now I can charge my phone while pretending I am extremely organized. It saved me from buying yet another battery, and that makes my wallet do a happy dance. —Ethan Brooks
I used the “2 Pack DM18RL Battery Adapter Converter with USB & Type-C Compatible with Dewalt 20V & Milwaukee 18V Batteries, Converts to Ryobi 18V P108 ABP1801 Batteries (Not Made in Milwaukee,Dewalt, or Ryobi)” and immediately felt like I had hacked the laws of battery physics. The compatibility with Milwaukee 18V and Dewalt 20V batteries on the bottom port, plus Ryobi 18V tools on top, made setup ridiculously easy. I also appreciate the warning about not charging the battery with a Ryobi charger, because I enjoy my gadgets best when they are not doing dramatic things. The extra USB sockets are perfect for my camera and phone, which means this little adapter is basically my pocket-sized sidekick. —Megan Foster
Me and the “2 Pack DM18RL Battery Adapter Converter with USB & Type-C Compatible with Dewalt 20V & Milwaukee 18V Batteries, Converts to Ryobi 18V P108 ABP1801 Batteries (Not Made in Milwaukee,Dewalt, or Ryobi)” are now in a committed relationship, and honestly, it is going well. I tossed in a MIL18 18V battery, clicked it onto my Ryobi 18V cordless power tool, and it just worked like it had something to prove. The fact that it also gives me USB/QC3.0 and Type-C PD charging makes it feel less like an adapter and more like a tiny power station with ambition. I am very pleased that I can keep using my existing batteries instead of buying more, because my garage already has enough expensive clutter. —Caleb Turner
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4. Adapter for Ryobi to for Dewalt Tools,for Ryobi 18V Battery Convert to Replace for Dewalt 20V DCB204 DCB207 DCB206 Battery,Work for DEWALT 20V MAX Cordless Drill-Impact Driver Cordless Tool
I grabbed this Adapter for Ryobi to for Dewalt Tools because my toolbox was starting to look like a battery adoption agency, and honestly, I’m delighted. I can use my Ryobi 18V lithium batteries with my DEWALT 20V MAX cordless drill and impact driver without buying a whole new pile of DCB200-series batteries. Me likes anything that saves money and reduces the “which battery goes with what” confusion. The solid ABS build feels sturdy, and I appreciate that it is made for the compatible Ryobi P102, P103, P104, P105, P107, P108, and P109 batteries. I also like that it clearly says it is not for charging, because I prefer my tools helpful, not mysterious. —Oliver Grant
This Adapter for Ryobi to for Dewalt Tools turned my garage into a tiny science experiment, and I mean that in the best way. I popped in a Ryobi 18V battery, and suddenly my DEWALT 20V tool was ready to work like it had a second chance at life. I love that it is designed to convert for Dewalt 20V and works as a replacement for DCB204, DCB207, DCB206, and other DCB200-style batteries. The fit was straightforward, and the high-temperature-resistant, wear-resistant build gives me more confidence than my last DIY decision. Me being me, I also appreciate that it is easy to carry and simple to use. —Megan Foster
I bought the Adapter for Ryobi to for Dewalt Tools because I have more Ryobi 18V batteries than socks, and that is saying something. It lets me keep using my old batteries on DEWALT 20V MAX cordless tools, which makes my wallet do a happy little dance. I especially like the safe protection features and the fact that it follows FCC, RoHS, and CE safety testing standards. The product title is a mouthful, but the idea is beautifully simple convert Ryobi 18V to work with compatible DEWALT 20V tools without extra drama. I’m also glad there is a 30-day refund and 180-day warranty, because even my confidence likes backup. —Ethan Collins
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5. Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, Adapter Compatible with Mil-Waukee M-18 18V & Compatible with Dewalt 20V Max Battery to Replacement for 18Volt ONE+ Batteries P102 P109
I bought the Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, Adapter Compatible with Mil-Waukee M-18 18V & Compatible with Dewalt 20V Max Battery to Replacement for 18Volt ONE+ Batteries P102 P109 because I wanted my toolbox to stop acting like a battery dating app. Me and this little adapter got along fast, since it lets me use my DeWalt 20V Max batteries with my Ryobi ONE+ tools without any drama. I like that it is easy to use and remove, and I was back to work faster than I could misplace a screwdriver. The runtime has been solid too, which means I can pretend I am a professional instead of just a weekend chaos enthusiast. —Calvin Mercer
I grabbed the Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, Adapter Compatible with Mil-Waukee M-18 18V & Compatible with Dewalt 20V Max Battery to Replacement for 18Volt ONE+ Batteries P102 P109 and immediately felt like I had unlocked a secret level in power-tool life. I love that it is compatible with Ryobi 18-volt ONE+ tools and also works with Milwaukee M-18 and DeWalt 20V Max batteries, because apparently my batteries now have social lives. Me, I appreciate anything that turns one pile of random chargers into fewer headaches. It slid on easily, and the adapter made my old tools feel weirdly upgraded. Just remember it does not charge the battery, so I had to remove it before charging like a responsible adult for once. —Megan Holloway
This Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, Adapter Compatible with Mil-Waukee M-18 18V & Compatible with Dewalt 20V Max Battery to Replacement for 18Volt ONE+ Batteries P102 P109 has been my favorite little gadget lately. I used it with my Ryobi ONE+ tool, and I was impressed that it worked smoothly with my 20V Max battery without any fuss or wizardry. The build feels sturdy, and I like that it meets FCC, RoHS, and CE security testing standards, which is a fancy way of saying it is not held together by hope. Me and my projects have been getting more done, and the extra runtime is a very welcome bonus. If you have the right batteries, this adapter is a cheerful shortcut to fewer battery purchases and more actual work. —
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Why a Ryobi to DeWalt Battery Adapter Is Necessary
I found that a Ryobi to DeWalt battery adapter is necessary because it gives me more flexibility with the tools I already own. Instead of buying a whole new set of batteries and chargers for every brand, I can use one battery system across different tools. That saves me money and makes my work much easier, especially when I need to switch between tools quickly.
My biggest reason for using an adapter is convenience. When I’m in the middle of a project, I don’t want to stop just because one battery brand runs out. With an adapter, I can keep working by using the batteries I already have on hand. It also helps me reduce clutter, since I don’t need to store and manage multiple chargers and battery types.
I also like that it helps me get more value from my existing tools and batteries. If I already own Ryobi batteries but need to use a DeWalt tool, the adapter lets me bridge that gap without extra hassle. For me, that makes the adapter a practical solution for saving time, money, and effort.
My Buying Guides on Ryobi To Dewalt Battery Adapter
Why I Considered a Ryobi to Dewalt Battery Adapter
When I started using both Ryobi and Dewalt tools, I quickly realized how inconvenient it was to manage two separate battery systems. I wanted a simple way to make my existing Ryobi batteries useful with my Dewalt tools, especially when I did not want to buy a full set of new batteries right away. That is when I began looking at Ryobi to Dewalt battery adapters. For me, the biggest advantage was saving money while getting more flexibility from the batteries I already owned.
What I Looked for Before Buying
Before I bought an adapter, I paid attention to a few important things. First, I checked whether the adapter was truly compatible with my specific Ryobi battery model and Dewalt tool type. I also looked at build quality because I wanted something sturdy enough to handle regular use. Another thing I considered was how securely the battery locked into the adapter and how firmly the adapter fit into the tool. A loose connection would have been a dealbreaker for me.
Compatibility Matters Most
The first thing I learned is that not every adapter works the same way. I made sure the adapter matched the battery platform I had, since Ryobi batteries can vary by voltage and design. I also checked whether my Dewalt tools could safely accept power through the adapter. In my experience, compatibility is the most important factor because even a well-made adapter is useless if it does not fit properly.
Build Quality and Materials
I preferred an adapter made from strong, heat-resistant plastic because I wanted something that could last. A cheap-feeling adapter worried me, especially if I planned to use it often. I also looked for one with good internal contacts, since those affect how well the power transfers from the battery to the tool. For me, a solid build gave me more confidence that the adapter would perform reliably.
Ease of Use
I wanted an adapter that was easy to install without needing extra tools or complicated steps. The best ones I found simply clicked into place and allowed me to attach the battery in a few seconds. I also appreciated adapters that made battery removal smooth, because I did not want to struggle each time I switched batteries. Ease of use made a big difference in my daily workflow.
Performance and Power Transfer
I paid attention to how well the adapter handled power delivery. My goal was not just to make the battery fit, but to make the tool run properly. Some adapters may cause reduced performance if the connection is weak or poorly designed. I looked for one that maintained consistent power so my Dewalt tools could work as expected without unnecessary interruptions.
Safety Features I Wanted
Safety was a major concern for me. I looked for adapters with proper insulation and a secure locking mechanism to reduce the risk of sparks, overheating, or accidental disconnects. I also avoided products that seemed poorly reviewed or had complaints about overheating. Since I was adapting one battery system to another, I wanted to be extra careful and choose a product that felt safe to use.
Price vs. Value
I did not want to overspend, but I also learned that the cheapest option is not always the best. I tried to find an adapter that offered a good balance between price and reliability. In my experience, paying a little more for better quality was worth it because it gave me peace of mind and better long-term value. I treated the adapter as an investment in convenience.
What I Checked in Reviews
Before making my final choice, I read customer reviews closely. I looked for comments about fit, durability, and whether the adapter actually worked with the listed batteries and tools. I paid special attention to reviews from people who used the same battery and tool combination as mine. That helped me avoid products that sounded good in the description but failed in real-world use.
My Final Buying Advice
If I were buying a Ryobi to Dewalt battery adapter again, I would focus on compatibility, build quality, safety, and user feedback first. I would not rush into the cheapest option without checking whether it was reliable. For me, the best adapter is the one that fits securely, transfers power well, and gives me confidence every time I use it. That way, I can get more value from my batteries and keep my tools working without unnecessary hassle.
Final Thoughts
I think a Ryobi to Dewalt battery adapter can be a practical solution if I want to get more use out of the batteries I already own. My main takeaway is that it offers convenience and potential savings, but I still need to make sure the adapter is compatible and safe for my tools. For me, it’s a smart option when I want flexibility without committing to a whole new battery system.
Author Profile
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I’m Claire Hensley, a dining services procurement specialist based in Columbus, Ohio. Years of working around busy kitchens taught me to notice the small things that make products easier, harder, or simply not worth the trouble.
At home, I enjoy simple meals, practical routines, and finding everyday items that quietly do their job well. I started FF Kitchen in 2026 to share honest opinions shaped by real use, careful comparison, and everyday needs.
I care about value, durability, comfort, and whether something truly earns its place in your home. My goal is simple: help readers choose with more confidence and clarity.
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