What the reviews actually say
We read the published expert reviews and manufacturer specifications for a product, record what each one measured and concluded, and put it in one place. Every claim links to the source it came from. We don't test products ourselves, and we say so on every page.
Product surveys
- Sony WF-1000XM578/100
Reviewers praise the Sony WF-1000XM5's sound quality and noise canceling, but split on connectivity, call quality and whether battery life improved.
Updated September 23, 2026
- Logitech MX Master 3S81/100
Reviewers praise the Logitech MX Master 3S for battery life and tracking on any surface, but several say its shape doesn't suit smaller or left hands.
Updated September 22, 2026
- Logitech MX Master 483/100
Logitech's MX Master 4 wins praise from reviewers for its scroll wheels, build quality and battery life, but several call it heavy and cramped for small hands.
Updated September 21, 2026
Head-to-head
- Logitech MX Master 4 vs Logitech MX Master 3S
The Logitech MX Master 4 adds a haptic Action button and costs $20 more than the Logitech MX Master 3S, which keeps the same shape and battery life.
Updated September 22, 2026