Skip to content
Specdex
Compare now
Logitech MX Master 3S · with extra dongle — $99 · Wireless
Logitech

Logitech MX Master 3S · with extra dongle

$99 · Wireless

92
/ 100
From $119
VS
Logitech MX Master 3S — Productivity · 8K DPI · Silent click
Logitech

Logitech MX Master 3S

Productivity · 8K DPI · Silent click

92
/ 100
From $99
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Logitech MX Master 3S · with extra dongle lands at 92 and Logitech MX Master 3S at 92. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Logitech MX Master 3S · with extra dongle if…

  • ✓Modern flagship sensor
  • ✓Lightweight for FPS
  • ✓Good battery life

Pick Logitech MX Master 3S if…

  • ✓Gold standard productivity mouse
  • ✓Silent clicks
  • ✓MagSpeed scroll
Share this comparison: Share to Reddit X / Twitter

Winner by scenario

Derived from the sub-score breakdown · not a separate test

Shape

Logitech MX Master 3S

Compared on the shape sub-score

Logitech MX Master 3S leads on shape (98 vs 86).

Sensor

Logitech MX Master 3S · with extra dongle

Compared on the sensor sub-score

Logitech MX Master 3S · with extra dongle leads on sensor (92 vs 90).

Battery

Logitech MX Master 3S

Compared on the battery sub-score

Logitech MX Master 3S leads on battery (94 vs 86).

Value for money

Logitech MX Master 3S

Specdex score per dollar at MSRP

Logitech MX Master 3S more score per dollar ($99 vs $119).

Logitech MX Master 3S · with extra dongle 92
vs
92 Logitech MX Master 3S

Score breakdown

Logitech MX Master 3S · with extra dongle
92
sensor 92
weight 88
shape 86
battery 86
Logitech MX Master 3S
92
sensor 90
weight 70
shape 98
battery 94

Specs side-by-side

Logitech MX Master 3S · with extra dongle versus Logitech MX Master 3S — full spec comparison
Spec Logitech MX Master 3S · with extra dongle Logitech MX Master 3S
Release year
2024
—
Sensor
—
8K Darkfield
Weight
—
141 g
Connectivity
—
BT / Logi Bolt / USB-C
Battery
—
~70 days

Logitech MX Master 3S · with extra dongle

Pros
  • +Modern flagship sensor
  • +Lightweight for FPS
  • +Good battery life
Cons
  • −Software quality varies
  • −Shape fits specific hand sizes
  • −Skates consumable

Logitech MX Master 3S

Pros
  • +Gold standard productivity mouse
  • +Silent clicks
  • +MagSpeed scroll
Cons
  • −Heavy for gaming
  • −Right-handed only
  • −No rechargeable over USB-C to dock

FAQ: Logitech MX Master 3S · with extra dongle vs Logitech MX Master 3S

Which is better, Logitech MX Master 3S · with extra dongle or Logitech MX Master 3S? +

Both score 92 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Logitech MX Master 3S · with extra dongle worth the price? +

At $119, Logitech MX Master 3S · with extra dongle delivers a Specdex score of 92 — strongest in sensor.

Is Logitech MX Master 3S worth the price? +

At $99, Logitech MX Master 3S delivers a Specdex score of 92 — strongest in shape.

Does Logitech MX Master 3S · with extra dongle or Logitech MX Master 3S last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for shape, Logitech MX Master 3S · with extra dongle or Logitech MX Master 3S? +

Logitech MX Master 3S — leads on shape (98 vs 86). Compared on the shape sub-score.

Which is better for sensor, Logitech MX Master 3S · with extra dongle or Logitech MX Master 3S? +

Logitech MX Master 3S · with extra dongle — leads on sensor (92 vs 90). Compared on the sensor sub-score.