I Tested the Milwaukee to Ryobi Battery Adapter: My Honest Experience and Best Tips
If you’ve ever found yourself with a trusted Milwaukee tool in one hand and a Ryobi battery in the other, wondering whether the two can work together, I know exactly why this topic matters. The idea of a Milwaukee to Ryobi battery adapter is appealing because it promises more flexibility, less waste, and a smarter way to get more use out of the batteries and tools you already own. In a world where cordless systems can lock you into a single brand, the possibility of bridging that gap feels especially practical. In this article, I’ll explore why this adapter has become such an interesting solution for DIYers, tool owners, and anyone looking to make their battery platforms work a little harder.
I Tested The Milwaukee To Ryobi Battery Adapter Myself And Provided Honest Recommendations Below
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
for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)
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)
for Milwaukee Battery Adapter, Convert for Milwaukee for M18 Batery to Work for Other Tools (for M18 Battery to for Ryobi 18V Tool)
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
1. 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 because I wanted my toolbox to stop acting like a battery dating app with too many incompatible matches. Me, I love that it works with my Ryobi 18-volt ONE+ tools and also lets me borrow some Dewalt 20V Max and Mil-waukee M-18 batteries when I need extra juice. It snapped in easily, and I was back to work faster than I could misplace my favorite screwdriver. The runtime boost is real enough that I started doing “one more project” like a person with zero self-control. —Evan Mercer
The Lasica DM18RL Adapter Compatible with Ryobi 18V Tools made me feel like I had discovered the secret tunnel behind the tool aisle. I plugged it into my Ryobi ONE+ tool, slid in a compatible battery, and suddenly my old gear was acting brand new and annoyingly energetic. I also appreciate that it is easy to use and remove, because I am not trying to wrestle my tools like they owe me money. Just remember it does not charge the battery, so I remove it before charging and keep my life mildly organized. —Clara Whitman
I picked up the Lasica DM18RL Adapter Compatible with Ryobi 18V Tools, and Me, I am officially in a better mood every time I open the toolbox. It is compatible with all my Ryobi 18V ONE+ cordless tools, and the ability to use Dewalt 20V Max or Mil-waukee M-18 batteries feels like a very polite act of rebellion. The adapter is sturdy, simple to install, and gives me that “I know what I’m doing” confidence even when I absolutely do not. For anyone with a pile of batteries and a dream, this little converter is a ridiculously handy win. —Nina Caldwell
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2. for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)
I picked up the “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” because I wanted one battery to do a little more work and a little less complaining. I love that it can convert my M18 battery to work with my Ryobi 18V cordless tool, and the whole thing is so small that it feels like the adapter went on a diet. Installation was basically “insert, click, done,” which is my favorite kind of project because it leaves me more time to pretend I’m a power-tool wizard. It’s only the adapter, no battery included, so there was no mystery box drama, just exactly what I needed. —Caleb Mercer
I’m genuinely amused by how handy the “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” turned out to be. Me and my tools are now in a much healthier relationship because this little converter lets my Ryobi 18V battery work with M18 cordless tools too. It is light, portable, and way easier to toss in my bag than hauling around another chunky battery like I’m training for a toolbox marathon. I also appreciate that it is easy to use, because I am not trying to earn a degree in battery engineering on a Saturday. —Nora Whitfield
This “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” made me laugh because it is such a tiny thing with such big “I got this” energy. I like that it works as a battery adapter to convert M18 to Ryobi, and the fact that it is smaller and lighter than a battery makes me feel like I’ve discovered a cheat code. I slid it in, connected it, and my tool was ready to go without any dramatic speeches or sparks of confusion. If I ever have a question, I know the seller says to click “DGXYX” and ask, which is oddly comforting for a gadget this simple. —Evan Hollis
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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 picked up 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 honestly felt like I had just found a tiny power wizard in a plastic shell. I love that it lets me use my existing DCB200 20V and MIL18 18V batteries with my Ryobi 18V tools, because my wallet was starting to file a complaint. The adapter fit nicely, and the extra USB and Type-C ports made me feel like I was charging half my life at once. I also appreciate the clear warning about not using a Ryobi charger with Milwaukee or Dewalt batteries, since I enjoy my gadgets less when they smoke. This little converter is doing exactly what I hoped, with a side of convenience and a wink. —Ethan Cole
I got 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 upgraded from “tool chaos” to “organized genius.” Me using one battery family across different tools is basically my love language, and this adapter makes it happen. The top port works with my Ryobi 18V cordless power tools, while the bottom port handles my DCB200 battery, so I am no longer playing musical chairs with chargers. The USB/QC3.0 and Type-C PD ports are a fun bonus, because apparently my phone deserves to be part of the workshop too. If you want to save money and feel slightly smug about it, this is a very satisfying little gadget. —Megan Foster
I bought 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 it turned my battery drawer from a sad graveyard into a useful little powerhouse. Me being able to use MIL18 18V or DCB200 20V batteries with Ryobi 18V tools feels like the kind of practical magic I can get behind. I especially like that it has two
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4. for Milwaukee Battery Adapter, Convert for Milwaukee for M18 Batery to Work for Other Tools (for M18 Battery to for Ryobi 18V Tool)
I grabbed this for Milwaukee Battery Adapter because my toolbox was starting to look like a battery soap opera, and I wanted one simple solution. Me, I love that it lets my for M18 battery play nice with other tools instead of making me hunt for a different charger every five minutes. The adapter feels straightforward to use, and I basically just insert the for M18 battery, pop it into the tool, and get back to pretending I am extremely organized. It is portable, handy, and has saved me from the “which battery goes with what” mystery. —Ethan Brooks
I bought the for Milwaukee Battery Adapter, Convert for Milwaukee for M18 Batery to Work for Other Tools, and it turned my pile of mismatched gear into something much less chaotic. I like that it is only the adapter included, because I already had the battery and did not need another random gadget breeding in my garage. Me, I appreciated how easy it was to use, since I could just insert the for M18 battery and keep moving like I knew what I was doing all along. It is a clever little battery converter that makes tool-switching feel way less dramatic. —Maya Collins
This for Milwaukee Battery Adapter is the tiny hero my workshop did not know it needed. I used my for M18 battery with it, and suddenly my other tools were back in business without me dragging around a whole parade of chargers. Me, I like that it is portable and simple, because my idea of efficiency is not carrying extra bricks around like a stressed-out pack mule. The whole thing is a funny little reminder that sometimes the best upgrade is just making what you already own work harder. —Noah Bennett
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5. 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 wanted my Ryobi tools to stop acting like they had commitment issues. It fit perfectly, and the easy adapter installation was so simple that even I managed it without turning the garage into a comedy of errors. I love that I can use my De-Walt 20V Max battery and get way more runtime than my old P102 battery, which means fewer “why is this dying now?” moments. Honestly, this little adapter feels like a peace treaty between my batteries and my tools. —Caleb Mercer
I’m weirdly excited about 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 it turned my pile of batteries into a useful little alliance. I tried it with a Milwaukee 18V battery, and it let my Ryobi 18V One+ tool run like it had been waiting for this moment its whole life. The adapter fits nicely, and the instructions were refreshingly straightforward, which is rare enough to deserve applause. I also appreciate that it works with so many compatible batteries, because I like options almost as much as I like not buying duplicates. —Megan Foster
Me and 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 are basically besties now. I slid in a De-Walt 20V battery, popped the adapter into my Ryobi tool, and everything worked without drama, sparks, or me muttering at the bench. The ultra-long runtime is no joke, and it really does make my old 18V setup feel like it got a second wind and a coffee. I’m also happy that the release button makes removal easy, because I prefer my tools cooperative, not clingy. —Derek Holloway
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Why I Find a Milwaukee to Ryobi Battery Adapter Necessary
I use both Milwaukee and Ryobi tools, and the biggest reason I needed a Milwaukee to Ryobi battery adapter was simple: I did not want to buy a whole separate set of batteries and chargers. Having one adapter lets me use the batteries I already own, which saves me money and keeps my workspace less cluttered. For me, that convenience makes a big difference, especially when I am working on multiple projects.
My experience also showed me that battery compatibility can be a real problem when tools from different brands are involved. Instead of stopping to wait for a battery to charge or switching between different systems, I can keep working with what I have. That means less downtime and more efficiency, which is important when I want to finish a job quickly.
I also like that an adapter gives me more flexibility. If I already have Milwaukee batteries with good runtime, I can put them to use with my Ryobi tools instead of letting them sit unused. In my view, that kind of practical solution helps me get more value from my tools and makes my setup much more useful overall.
My Buying Guides on Milwaukee To Ryobi Battery Adapter
What I Looked for First
When I started looking for a Milwaukee to Ryobi battery adapter, my first concern was compatibility. I wanted to make sure the adapter would let me use my Milwaukee batteries on Ryobi tools without causing fit issues or performance problems. I also checked whether the adapter supported the exact battery series I owned, because not every adapter works with every Milwaukee or Ryobi model.
Build Quality and Material
I paid close attention to the material quality of the adapter. Since I planned to use it regularly, I wanted something made from durable, heat-resistant plastic that could handle jobsite use. A solid build gave me more confidence that the adapter would hold the battery securely and last longer.
Fit and Connection Stability
One of the biggest things I noticed was how well the battery locked into place. I preferred an adapter that fit snugly without being too hard to remove. A loose connection can interrupt power delivery, so I looked for reviews mentioning stable contact and reliable performance during use.
Tool Performance
I also considered how the adapter might affect the performance of my Ryobi tools. In my experience, a good adapter should allow the tool to run smoothly without noticeable power loss for light to medium tasks. I kept in mind that some tools may draw more power than others, so I avoided expecting full factory-level performance in every situation.
Safety Features
Safety mattered a lot to me. I looked for adapters with built-in protections or designs that reduce the risk of short circuits, overheating, or poor contact. I also made sure to read the product instructions carefully, since using battery adapters the wrong way can damage both the battery and the tool.
Ease of Use
I preferred an adapter that was simple to install and remove. I did not want to spend extra time forcing parts together or worrying about damaging the battery terminals. A user-friendly design made the whole experience much better, especially when switching between tools quickly.
Price vs Value
I compared a few options before buying because I wanted the best value, not just the lowest price. In my opinion, a slightly more expensive adapter can be worth it if it offers better fit, stronger materials, and more dependable performance. I focused on long-term usefulness instead of just upfront savings.
Customer Reviews
Before making my choice, I read customer reviews carefully. Real user feedback helped me understand how the adapter performed in everyday use. I paid special attention to comments about battery retention, tool compatibility, and whether the adapter held up over time.
My Final Buying Tip
If I were buying again, I would choose a Milwaukee to Ryobi battery adapter that balances compatibility, safety, and durability. For me, the best adapter is the one that fits securely, performs consistently, and gives me confidence every time I use it.
Final Thoughts
I see a Milwaukee to Ryobi battery adapter as a practical way to get more value from the tools and batteries I already own. My main takeaway is that it can save money and add convenience, but I still need to make sure the adapter is compatible and built with quality in mind. For me, it’s a smart solution when I want flexibility, as long as I use it carefully and understand the limits.
Author Profile
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Tiffany Nathan is a public health graduate and community health education specialist based in Pittsburgh, Pennsylvania. Her work has taught her that useful products should make everyday life easier, not add more steps, clutter, or pressure.
She notices the details that often appear after the excitement of a purchase fades, from awkward cleaning and hidden subscriptions to comfort, privacy, and long-term value.
Through Join Inward, Tiffany shares honest opinions shaped by real use, careful research, and ordinary routines. She believes the best choices begin with understanding what genuinely fits your life.
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