Ergotron LX monitor arm review
The arm everything else is copied from, and the one spec that decides whether it will work for you.
An aluminium single monitor desk mount with 13 inches of lift, full rotation and tilt, a desk clamp and a grommet mount.
Check price on AmazonSpecifications
| Spec | Detail |
|---|---|
| Screen support | Up to 34 inches diagonal |
| Weight range | 7 to 25 lbs |
| VESA | 75x75mm and 100x100mm |
| Lift | 13 inches of travel, raising a monitor up to 17.3 inches above the desk |
| Movement | 360 degrees of rotation, 75 degrees of tilt |
| Mounting | Two-piece desk clamp for desks 0.4 to 2.4 inches thick, or grommet mount for surfaces up to 2.25 inches |
| Cable management | Built in |
| Warranty | 10 years |
| Approx. price | Around $190 |
Specifications above come from Ergotron's published specifications. Treat pricing as approximate, since Amazon pricing moves.
What it does well
- It stays where you put it. That is the entire product. Cheap arms sag over months as the spring relaxes, and the LX is the arm people report still holding position after five years.
- Thirteen inches of lift means you can genuinely set the top of the screen at eye level for your height, rather than settling for the nearest available position.
- It gives you the desk back. On a 100cm dorm desk, removing a monitor foot recovers space you will actually use for books.
- Both a desk clamp and a grommet mount are included, so you do not discover after delivery that you needed the other one.
- A ten year warranty on a mechanical product, which is the closest thing to a durability guarantee in this category.
- Pull the screen forward for detailed reading and push it back for typing. That range is worth more than any monitor spec upgrade.
Where it falls short
- The 7 lb minimum is the trap. Many 24 inch monitors, including light modern panels, weigh less than that without their stand, and an under-loaded LX will creep upward no matter how you set the tension. Weigh your monitor before ordering.
- It costs almost as much as the monitor you are likely to hang on it, which is difficult to justify if the monitor already came with a height-adjustable stand.
- Your desk must be the right thickness for the clamp, 0.4 to 2.4 inches, and it must be strong enough. A hollow-core dorm desk with a thin top may flex.
- Fitting takes real force and an Allen key, and the tension adjustment is not intuitive. Expect to redo it once.
- It moves your screen, and a screen that moves gets moved. Some people find that they fiddle rather than work.
What owners report
Ergotron's LX has been sold in essentially this form for well over a decade, and the owner reports reflect that: the dominant theme is longevity, with people reporting arms surviving multiple monitors and several house moves. Sag complaints, which dominate the reviews of cheaper arms, are rare here.
The complaints that do recur are almost all about the weight range. Owners with light monitors report the arm drifting upward and being unable to tension it down far enough, and Ergotron's own 7 lb minimum is the answer. The second recurring complaint is clamp fit on thick or unusually shaped desks.
For a student the most relevant repeated observation is about desk space rather than ergonomics. People consistently describe the recovered surface area as the change they noticed first, which is worth weighing against the price if your desk is already large.
Who it suits
- Students with a small desk who need the surface under the monitor back.
- Anyone whose monitor came with a tilt-only stand and sits too low.
- People who switch between reading close to the screen and typing further back.
Who should skip it
- Anyone with a monitor under 7 lbs, where the arm cannot be tensioned correctly.
- Anyone whose monitor already has a good height-adjustable stand, like the ProArt PA248QV. Save the money.
- Students with a thin or hollow dorm desk that the clamp will damage or flex.
Alternatives worth considering
A sixth of the price, and for a monitor you will replace in two years that is a rational trade. Expect the spring to weaken sooner and expect less smooth movement.
Check price on AmazonA fixed-post stand rather than a floating arm, which sidesteps the whole weight-range problem. If your monitor is under 7 lbs, this works where the Ergotron does not.
Check price on AmazonIf the only problem is that your screen is too low, a ten dollar riser fixes it and adds storage underneath. It does not free desk space or let you move the screen, but it is honest value.
Check price on AmazonCommon questions
Is a monitor arm worth it for a student?
It is worth it if your desk is small, because the recovered space is immediate and useful. It is worth much less if your monitor already has a height-adjustable stand, in which case you are paying $190 for the ability to move the screen forward and back. Check what your monitor's stand already does before buying.
Will the Ergotron LX work with my monitor?
Check three things. The monitor must weigh between 7 and 25 lbs without its stand, it must have a 75x75mm or 100x100mm VESA pattern, and it must be 34 inches or smaller. The weight minimum catches more people than the maximum, because many light 24 inch panels fall under 7 lbs and will float upward on this arm.
Monitor arm or monitor riser for a small desk?
The arm if you want the desk surface back and want to move the screen; a riser if you just need the screen higher and want to keep the ten dollars. Our monitor riser versus laptop alone comparison covers the simpler version of this decision.
How high should my monitor be?
Top of the screen roughly at eye level, or slightly below, at about an arm's length away. If you wear varifocals, lower it further, because you will otherwise tip your head back to read through the bottom of the lens. The arm's 13 inches of travel means you can actually hit that position.
Will it damage a dorm desk?
The clamp needs a desk between 0.4 and 2.4 inches thick with a solid edge. A thin laminate top over hollow board can flex or dent under clamp pressure, so put a piece of hardboard under the pad, or use a freestanding riser instead. If the desk is not yours, ask first.
Keep reading
- Monitor riser vs laptop alone
- ASUS ProArt PA248QV review
- Rain Design mStand review
- FlexiSpot EN1 standing desk review
- Building a study environment that works
This review draws on published specifications, manufacturer figures and the consensus of verified owner reviews. We have not tested this product ourselves, and we say so rather than implying otherwise. As an Amazon Associate we earn from qualifying purchases.