I’ve tested a lot of gaming mice over the years, and honestly, most of them start feeling the same after a while—slightly different shapes, slightly different weights, but nothing that really changes how I play.
That’s why I didn’t expect much when I first got my hands on the AM Infinity Mouse. It looked interesting, sure, but I assumed it would be another “premium lightweight mouse” with more hype than substance.
After using it for several weeks across gaming and work, my opinion shifted quite a bit. This isn’t just another ultralight mouse—it’s built around a completely different design philosophy.
First Impressions: Unboxing and Design
The first thing that stands out is how unconventional it looks. The open-frame magnesium alloy structure immediately makes it feel like something from the future. It’s not trying to be sleek or invisible—it’s intentionally exposed and mechanical.
When I picked it up, the weight surprised me. It’s extremely light, but not in a cheap plastic way. It feels engineered, not hollow.
What I personally liked most is that it doesn’t look like every other esports mouse on the market. You either love the exposed design or you don’t—but it definitely feels premium and unique.
Even the clicks give a different impression. They’re crisp, fast, and slightly metallic in sound, which adds to the “precision tool” feel.
Build Quality: Lightweight but Solid
One concern I had before using it was durability. Anything this light usually comes with compromises, but that’s not what I experienced here.
The magnesium alloy frame gives it a rigid structure. There’s no flex when squeezing the body, and nothing feels loose or poorly assembled.
What’s interesting is the open-shell design. At first, I thought dust and comfort would be a problem, but in practice, it didn’t bother me as much as expected. In fact, the cutouts can improve airflow and make long sessions feel less sweaty.
That said, it’s not a traditional mouse design. If you prefer a fully closed shell that feels “safe” and familiar, this might take some adjustment.
Performance: Where It Really Matters
This is where things get serious.
In competitive games, especially FPS titles, the AM Infinity Mouse performs at a level that feels instantly responsive. Cursor movement is fast but controlled, and flick shots feel clean without overshooting.
I noticed something important during gameplay: consistency. Some mice feel good only at certain sensitivity settings, but this one feels stable across different DPI levels.
There’s no weird acceleration behavior or input delay that I could notice. Everything feels direct—what you do with your hand is exactly what happens on screen.
That level of responsiveness makes a real difference when you’re tracking fast-moving targets or making micro-adjustments in aim.
Battery System: A Different Approach
One of the most interesting parts of the AM Infinity Mouse is its battery system.
Instead of the usual recharge-and-wait cycle, it uses a hot-swappable battery design. That means you can replace the battery in seconds and keep going without downtime.
In real usage, this actually changes how you think about charging. I stopped worrying about plugging it in overnight because swapping batteries is so quick and seamless.
For long gaming sessions, this is a huge advantage. You don’t get that sudden “low battery panic” in the middle of a match anymore.
It’s a small feature on paper, but in practice, it feels like a completely different user experience.
Everyday Use Beyond Gaming
I also used the mouse for normal work—writing, browsing, and editing tasks—and it performed surprisingly well outside of gaming.
The lightweight feel reduces wrist fatigue during long hours, which I didn’t expect to notice so clearly. After a full workday, my hand felt less strained compared to heavier mice I’ve used in the past.
Navigation is smooth, and precision tasks like photo editing or timeline scrubbing feel very controlled.
The only adjustment I had to make was getting used to the ultra-light movement. Once that muscle memory kicked in, everything felt natural.
Grip and Comfort Experience
Grip style matters a lot with this mouse.
I personally switch between claw and fingertip grip depending on the game, and both worked well here. The shape supports fast repositioning without feeling awkward.
However, it might not be ideal for everyone. If you prefer a full palm grip with lots of surface contact, the open design might feel less supportive.
Still, once I adapted, I found the freedom of movement actually improved my aim speed and reaction time in FPS games.
What Stands Out the Most
After extended use, a few things really define the experience for me:
- The ultra-light weight changes how quickly you can react
- The hot-swappable battery removes downtime completely
- The build feels premium despite the open structure
- Performance is consistently reliable in competitive gaming
It’s not a mouse trying to do everything. It’s clearly focused on speed, responsiveness, and minimal delay between thought and action.
Who Should Buy It?
This mouse isn’t for everyone, and that’s actually important to understand before buying.
It’s best suited for:
- Competitive FPS players who value speed and precision
- Users who prefer lightweight setups
- Gamers comfortable with claw or fingertip grip styles
- People who want low-maintenance wireless performance
It might not be ideal for:
- Users who want a heavy, ergonomic palm grip mouse
- People who prefer traditional closed-shell designs
- Those who want lots of extra programmable buttons
Final Verdict
After spending enough time with it, I can say the AM Infinity Mouse feels less like a traditional peripheral and more like a performance-focused tool built for speed.
It’s not trying to be universal. Instead, it focuses on delivering one thing extremely well—fast, precise, uninterrupted control.
Would I switch back to my old mouse? Honestly, not for competitive gaming. The difference in responsiveness and comfort during long sessions is noticeable enough that it’s hard to ignore.