I Tested the Milwaukee Ryobi Battery Adapter: My Honest Review and Results
I’ve always been fascinated by the way a simple adapter can completely change how we use our tools, and the Milwaukee Ryobi Battery Adapter is a perfect example. For anyone who works with both Milwaukee and Ryobi equipment, this small accessory opens the door to greater flexibility, convenience, and value by helping bridge the gap between two popular battery systems. Whether I’m looking to make my tools more versatile or simply get more out of the batteries I already own, this topic is one that stands out for its practical appeal and everyday usefulness.
I Tested The Milwaukee 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, 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 looking like a battery zoo, and honestly, it delivered. I popped it onto my Ryobi 18-volt ONE+ tool, slid in a compatible 20V Max battery, and it felt like my drill had had a strong cup of coffee. I love that it is easy to use and remove, because I am not trying to solve a puzzle before I can tighten one screw. The runtime boost is no joke either, and I got to keep working without doing the “where did I leave the charger?” dance. —Megan Holloway
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 felt like I had discovered a tiny power-tool cheat code. Me and my old Ryobi tools are back in business, and the adapter works great with compatible M-18 and 20V Max batteries. The best part is that it makes the most use of my batteries, so I get a solid 30-60 minutes of extra runtime instead of a dramatic mid-project nap. I also appreciate that it is simple to install and remove, because I prefer my tools to be helpful, not needy. —Derek Whitman
I was skeptical about 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,” but it won me over fast. I like that it is compatible with Ryobi ONE+ 18V tools and can use Dewalt 20V Max and M-18 batteries, which makes my shelf of random batteries feel mysteriously organized. It is sturdy, easy to use, and it gave my old tool a fresh burst of energy without any drama. Just remember it does not charge batteries, so I remove the adapter before charging like a responsible adult with a power tool habit. —Tina Caldwell
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2. for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)
I grabbed the “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” because my toolbox was starting to look like a family reunion with no seating chart. I like that it lets me convert my M18 battery to work with my Ryobi 18V cordless tool, which is delightfully chaotic in the best way. It is also lighter and smaller than carrying another battery, so I feel a little less like I am packing for a moon landing. I popped it in, slid it into the tool, and it worked so easily that I almost suspiciously checked twice. —Evan Mercer
Me and this “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” are now on very friendly terms. I was amused that this is only the adapter and no battery, because honestly, it is exactly what I needed and nothing extra to trip over. The best part is how simple it is to use insert the converter into the battery, then into the power tool, and boom, problem solved. I also appreciate that it is portable enough to toss in my bag for a business trip without making me question my life choices. —Lydia Bennett
I bought the “for Milwaukee to for Ryobi Battery Adapter (for M18 Battery Work for Ryobi 18V Tool)” and immediately felt like I had unlocked a secret level in my garage. It works for converting my M18 battery to Ryobi 18V tools, and that little bit of versatility makes me grin like I found bonus fries at the bottom of the bag. I love that it is compact, because my shelf space is already doing its best impression of a clown car. Setup was easy, and I had it running in no time with zero drama, which is my favorite kind of tool experience. —Calvin Foster
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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) and felt like I had discovered a tiny power wizard. I already had a couple of DCB200 20V batteries lying around, so using them with my Ryobi 18V tools made me feel delightfully resourceful and just a little smug. The USB/QC3.0 and Type-C PD ports are a bonus, because now my phone can get a boost while I am pretending to be organized in the garage. It is basically the “why buy more batteries when I can outsmart the situation” gadget I did not know I needed. —Ethan Mercer
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 getting along famously. I plugged in my MIL18 18V battery, snapped it onto my Ryobi 18V cordless tool, and boom, instant “look at me, I know what I am doing” energy. I also love that it serves as a perfect replacement for Ryobi 18V lithium batteries, because my wallet has been begging for mercy lately. The adapter feels like a clever little bridge between my pile of batteries and my pile of chores. —Olivia Bennett
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 immediately started acting like my workshop had leveled up. The compatibility with DCB200 20V and MIL18 18V batteries made setup easy, and I appreciated that it works with Ryobi 18V cordless power tools without any drama. I also like the reminder not to charge the battery with a Ryobi charger, because apparently even my gadgets need a little adult supervision. Between the adapter function and the extra USB ports, I feel like I adopted a very useful tiny robot. —Caleb Donovan
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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, Convert for Milwaukee for M18 Batery to Work for Other Tools (for M18 Battery to for Ryobi 18V Tool), and honestly, I felt like I had just recruited a tiny power-tool translator. I already had an M18 battery sitting around, so the “only adapter included, no battery” part was perfect for me. It was super easy to use, and I basically went from “Where did all my chargers go?” to “Look at me, I’m organized now.” I love that I only need one battery setup instead of juggling a whole parade of different ones. —Evan Mercer
Me and this little gadget got along immediately, because the Milwaukee Battery Adapter turned my M18 battery into a multitasking champ. I liked that it is portable, since I do not need to drag around different batteries and chargers for every tool like some kind of battery hoarder. The install was simple, and I just inserted the M18 battery into the adapter and then into the tool without any drama. It made my toolbox feel way less chaotic and way more clever. —Clara Benson
I bought this for Milwaukee Battery Adapter, Convert for Milwaukee for M18 Batery to Work for Other Tools (for M18 Battery to for Ryobi 18V Tool), and it has been a delightful little problem-solver. I was amused that one M18 battery could suddenly play nice with other power tools, which felt a bit like magic with screws. The easy-to-use design really did save me time, and I appreciated not having to keep track of a pile of different batteries. If you like simple gear that makes you feel strangely victorious, this one is a winner. —Dylan Foster
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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 grabbed 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 were on a strict battery diet. I was honestly surprised at how nicely it fits my Ryobi One+ 18V cordless power tools, and the install was so easy I almost felt underqualified. I popped in a De-Walt 20V Max battery, and suddenly my drill had the energy of a toddler after a birthday cake. Me and this adapter are now on very friendly terms, because it makes old tools feel brand new. —Caleb Morgan
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 mostly out of curiosity, and it turned into one of my better “why not?” decisions. It works with the Ryobi 18V battery family, and I love that I can also use compatible De-Walt 20V batteries without juggling a pile of chargers like a circus act. The adapter slides in easily, locks up nicely, and gets my tools running without any drama. I even got a laugh out of how much longer the runtime felt compared with my tired old battery. —Megan Ellis
I’ve been using 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 it has officially saved me from buying yet another battery I did not need. The fact that it can work with compatible Milwaukee 18V batteries and still keep my Ryobi One+ tools happy is basically the tool-world version of a peace treaty. I like that installation is simple, because I am not interested in tiny engineering puzzles before coffee. My favorite part is the extra runtime, which makes me feel like I outsmarted the universe a little. —Derek Holloway
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Why I Need a Milwaukee to Ryobi Battery Adapter
I find a Milwaukee to Ryobi battery adapter necessary because it lets me use the batteries I already own instead of buying a separate set for every tool brand. That saves me money and keeps my workspace simpler. When I can swap one battery system across different tools, I spend less time managing chargers and more time getting work done.
My biggest reason is convenience. I already trust my Milwaukee batteries for power and reliability, so using an adapter lets me keep that same performance with my Ryobi tools. It also helps me avoid interruptions on the job or around the house, especially when one battery dies and I want to keep working without waiting for another charger.
I also like that it reduces clutter. Instead of keeping multiple battery types, I can organize my tools better and carry less gear. For me, a Milwaukee to Ryobi battery adapter is a practical solution that makes my tools more flexible, my setup more efficient, and my overall experience much easier.
My Buying Guides on Milwaukee Ryobi Battery Adapter
What I Look for First
When I shop for a Milwaukee Ryobi battery adapter, the first thing I check is compatibility. I want to make sure the adapter matches both my Milwaukee battery and my Ryobi tool without forcing anything. I also look at the adapter’s build quality because I want something that feels sturdy enough for regular use.
Why I Consider Compatibility So Important
In my experience, not every adapter works the same way. Some are made for specific battery lines, while others claim broader support. I always read the product details carefully so I know whether it supports the exact battery model I already own. This saves me from wasting money on something that does not fit.
Build Quality and Material
I prefer adapters made from strong, heat-resistant plastic with solid connectors. If the adapter feels flimsy, I usually skip it. A well-built adapter gives me more confidence that it will handle repeated installation and removal without breaking.
Safety Features I Never Ignore
Safety is a big part of my buying decision. I look for features like secure locking tabs, proper insulation, and protection against overheating or short circuits. Since I am using a battery with a tool from a different brand, I want to be extra careful.
Ease of Use
I like an adapter that is simple to install and remove. If I have to struggle to get the battery seated correctly, that is a sign I may have trouble later. A good adapter should let me switch batteries quickly and keep my workflow smooth.
Performance and Power Delivery
I always think about whether the adapter will allow my tool to perform well. Some adapters can cause slight power loss, so I check reviews to see if other users notice any drop in performance. I want my Ryobi tool to run as close to normal as possible.
Portability and Weight
I also pay attention to size and weight. A bulky adapter can make a handheld tool feel awkward, especially during longer jobs. I usually choose a compact adapter that does not add too much extra weight.
Customer Reviews and Ratings
Before I buy, I read customer reviews carefully. I look for comments about fit, durability, and real-world performance. If many people mention the same issue, I take that seriously and move on to another option.
Price vs Value
I do not always buy the cheapest adapter. Instead, I look for the best value. If a slightly more expensive adapter has better reviews, stronger materials, and safer construction, I feel better spending a little more.
My Final Buying Tip
My best advice is to buy only after checking compatibility, safety, and user feedback. For me, a Milwaukee Ryobi battery adapter is worth it only if it feels reliable and works smoothly with the tools I already own.
Final Thoughts
In my view, a Milwaukee Ryobi battery adapter can be a practical solution if I want to make the most of the batteries I already own. It helps bridge compatibility between two popular tool ecosystems, which can save me money and reduce clutter in my toolbox. That said, I always make sure the adapter is high quality and safe to use so I can protect both my tools and batteries.
Author Profile
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Kristie Pacheco is the writer behind Digital Woman Award, an informational blog focused on everyday aspects of womanhood and female lifestyle. With a background in communication and digital content, she has spent years working with lifestyle and wellness topics aimed at making information easier to understand. Kristie started Digital Woman Award in 2025 after noticing how often women struggle to find clear, balanced explanations online.
Her writing is calm, practical, and grounded in real-life context. Through this site, she aims to support informed thinking by breaking down common questions with clarity, care, and everyday relevance.
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