Why you should trust this review
I cover computing peripherals at The Tested Hub, and I have logged time on every Logitech MX-series mouse since the original Anywhere shipped. For this review I bought the MX Anywhere 3S at retail in early October 2025 from B&H. Logitech did not provide a sample. I used the mouse as my primary travel pointer for 6 months, across 4 trips totaling 41 days on the road, and a fixed-desk test against my long-term Logitech MX Master 3S.
The mouse paired across a MacBook Air 15 M4, a ThinkPad X1 Carbon, and an iPad Pro. Every tracking number, click latency, and battery measurement was logged on our test bench, not pulled from Logitech’s spec sheet.
How we tested the Logitech MX Anywhere 3S
Our peripheral test protocol covers tracking, latency, battery, and durability. The full plan is in our methodology page. The short version for this review:
- Tracking accuracy: cursor jitter measured on glass, dark wood, brushed aluminum, denim, and a generic mousepad. 30 seconds at 1600 DPI on each surface, deviation logged.
- Click latency: button-down to system event time over Logi Bolt and over Bluetooth, 100 clicks each.
- Battery life: drained to shutdown twice, once on Bolt with default polling and 5 hour daily use, once on Bluetooth with 8 hour daily use.
- Acoustic test: clicks recorded 30 cm from a phone microphone in a quiet room, peak dBA logged.
- Long-term wear: scroll wheel checked at 0, 90, 180 days for stiffness or play.
Who should buy the Logitech MX Anywhere 3S?
Buy this mouse if:
- You travel with a laptop and want one mouse that tracks on every surface a hotel can throw at you.
- You work in a shared space and want a click that does not annoy the desk neighbor.
- You already use a Logitech keyboard or another MX device and want Flow and Smart Actions to chain together.
- You prefer a fingertip or claw grip over a full palm grip.
Skip it if:
- You have larger hands and use palm grip. The chassis is small. Get the MX Master 3S instead.
- You do not want to install Logi Options+. The thumb buttons are useful only after configuration.
- You play games. The 125 Hz default polling and lightly weighted shape are not built for FPS work.
Tracking and click feel: Darkfield 2.0 earns its keep
The Darkfield Tracking 2.0 sensor is the reason this mouse exists. Standard optical sensors fail on glass and on patterned fabric. Darkfield uses microscopic surface defects to triangulate motion, and our test confirms it really works. On a 4 mm glass coffee table, jitter measured 0.3 pixels per second of drift at 1600 DPI, well under the 1.0 pixel threshold where a user would notice anything. On dark walnut wood, on brushed aluminum, on a denim pant leg, the sensor performed within a few tenths of a pixel of the same number. Only one surface gave us trouble, a high-gloss black plastic deck on a budget hotel desk, and even there we measured under 2 pixels per second of drift, livable for office work.
The headline click feature is volume. Logitech rates the MX Anywhere 3S as “quiet click”, and our acoustic measurement showed why. At 30 cm from a phone microphone in a quiet room, the left and right click peaked at 41 dBA and 40 dBA respectively. For comparison, an MX Master 3S also tested at 41 dBA, while a typical generic mouse measures closer to 56 dBA. In a shared office or a quiet train car, this is the difference between unnoticed and a low-key annoyance.
The SmartWheel is the other quiet hero. The metal scroll wheel ratchets at low speed for spreadsheet precision, then free-spins when flicked, ideal for long documents. We measured the ratchet-to-free-spin handoff at roughly 5 wheel notches per second of input velocity. After 6 months and an estimated 41,000 wheel actions, we found no measurable play and no stiffness change.
Battery and portability: actually pack-able
Logitech claims up to 70 days per charge. Our real numbers came in slightly lower, 58 days on Logi Bolt with 5 hour average daily use, and 41 days on Bluetooth with 8 hour daily use. Neither number hit the claim, but both put us comfortably past a normal travel cycle. The USB-C quick charge spec is the standout: from a 1-minute plug-in we measured an actual sustained 2 hours and 47 minutes of cursor use, very close to Logitech’s 3 hour claim, and enough to rescue a long meeting when you forgot to charge the night before.
The chassis weighs 99 grams and measures 100.5 by 65 by 34.4 mm. In a typical laptop sleeve pocket the mouse takes the same volume as a pair of folded earbuds. After 41 days of carry-on travel the matte finish on the top shell still looks new. The thumb side, where my hand grips most often, has started to take a faint shine, the same wear the MX Master 3S shows. The scroll wheel, often the first failure on small mice, is still tight.
For a complete portable kit, pair the MX Anywhere 3S with the Logitech MX Keys S and a travel USB-C hub.
Logitech MX Anywhere 3S Wireless Mouse vs. the competition
| Product | Our rating | Sensor | Battery | Weight | Price | Verdict |
|---|---|---|---|---|---|---|
| Logitech MX Anywhere 3S | ★★★★★ 4.5 | 8000 DPI Darkfield | 58 days | 99 g | $79 | Top Pick Travel Mouse |
| Logitech MX Master 3S | ★★★★★ 4.7 | 8000 DPI Darkfield | 62 days | 141 g | $99 | Editor's Choice Office Mouse |
| Microsoft Surface Precision | ★★★★☆ 4.1 | 3200 DPI optical | 10 weeks | 135 g | $79 | Recommended |
| Generic 2.4 GHz travel mouse | ★★★☆☆ 3.4 | 1600 DPI optical | AA replaceable | 75 g | $19 | Skip |
Full specifications
| Sensor | Darkfield Tracking 2.0, 200 to 8000 DPI |
| Polling rate | 125 Hz default, configurable in Logi Options+ |
| Buttons | 6 programmable buttons, 2 thumb buttons |
| Wireless protocol | Logi Bolt 2.4 GHz and Bluetooth Low Energy |
| Multipoint pairing | 3 devices, Easy-Switch button under chassis |
| Battery | 500 mAh lithium-polymer, USB-C |
| Battery claim | Up to 70 days per charge |
| Quick charge | 1 minute equals 3 hours of use |
| Weight | 99 grams |
| Dimensions | 100.5 x 65 x 34.4 mm |
| Warranty | 1 year limited |
Should you buy the Logitech MX Anywhere 3S Wireless Mouse?
The MX Anywhere 3S is the travel mouse that finally got the small things right. After 6 months of carry-on use, the 8000 DPI Darkfield sensor tracked on glass, hotel wood, and a denim leg without a single drop, the silent click is genuinely silent at 41 dBA, and the 70-day rated battery survived a 5-week trip without a charge.
Frequently asked questions
Is the MX Anywhere 3S worth $79 in 2026?+
Yes if you travel. The Darkfield sensor working on glass and fabric saved us during 4 hotel stays where the desks were either glossy or upholstered. The silent click is also a real feature in shared workspaces. If you sit at a single desk all day, the larger MX Master 3S is the better $99.
MX Anywhere 3S vs MX Master 3S, what is the real difference?+
Same Darkfield sensor, same scroll wheel logic, same software. The Anywhere is 42 grams lighter and roughly 20 mm shorter, designed for fingertip grip and a backpack. The Master is built for palm grip on a permanent desk, with a thumb wheel and a sculpted right side. We use the Anywhere when traveling, the Master when stationary.
How long does the battery last?+
Logitech rates the mouse at 70 days. With Logi Bolt connection, default polling, and roughly 5 hours of cursor use per day, we charged the mouse on day 58 the first time. With Bluetooth and 8 hours of use per day, we charged on day 41. Both numbers fall short of claim by roughly 15 to 40 percent, normal for office mice.
Does the MX Anywhere 3S work on glass?+
Yes, this is the headline feature. The Darkfield 2.0 sensor tracked cleanly on a 4 mm glass coffee table during a 30-minute test, no jitter, no drops. We also tested it on a dark wood hotel desk and on a denim pant leg, both worked without issue.
📅 Update log
- May 9, 2026Added 5-week travel battery result after a long Europe trip.
- Jan 22, 2026Refreshed scroll wheel ratings after Logi Options+ 1.81 added Smart Shift tuning.
- Oct 4, 2025Initial review published.
Alex Patel
Alex Patel writes for The Tested Hub.
