The verdict
The LX Dual is the best-overall pick. Industry-standard against which every other dual arm is compared — Ergotron's Constant Force spring and 10-year warranty are unmatched. Best for office workers and desktop power users who'll set and forget for 10+ years.
Strengths
- +Constant Force spring tech holds position perfectly across thousands of adjustments
- +10-year warranty — industry's longest
- +Side-by-side arm supports two displays up to 27"
- +Cable management through the arm channels
Watch-outs
- −$330 is the most expensive non-HX pick
- −27" / 20-lb max per monitor — won't fit modern 32" ultrawides
- −Installation is heavier than budget arms (more parts)
How it compares
Industry-standard. Cheaper than Ergotron HX. More premium than VIVO or Amazon Basics. 27" max vs HX's 32".
Who this is for
At a glance: office and home-office users with standard 24-27" monitors who want set-and-forget durability.
Why you’d buy the Ergotron LX Dual
- Constant Force spring tech holds position perfectly across thousands of adjustments.
- 10-year warranty — industry's longest.
- Side-by-side arm supports two displays up to 27".
Why you’d skip it
- $330 is the most expensive non-HX pick.
- 27" / 20-lb max per monitor — won't fit modern 32" ultrawides.
- Installation is heavier than budget arms (more parts).
Rating sources
Our 4.8 score is the average of these published ratings. More about methodology.
