Skip to main content
Monitor Arms · Comparison

The Ergotron LX Desk Mount Monitor Arm meets
the North Bayou F80 Gas Spring Monitor Arm

The Constant Force benchmark every other arm gets measured against. We tested it head-to-head against the North Bayou F80 Gas Spring Monitor Arm ($40) across 6 key dimensions.

Ergotron LX Desk Mount Monitor Arm rear three-quarter view with clamp mount on white background
BEST

Ergotron LX Desk Mount Monitor Arm

“The Constant Force benchmark every other arm gets measured against”

$219
Our Score
87.3 / 100
Buy on Amazon
North Bayou F80 Gas Spring Monitor Arm front view with VESA plate
VALUE

North Bayou F80 Gas Spring Monitor Arm

“The $35 gas-spring arm with 17,000+ Amazon reviews backing it up”

$40
Our Score
66.3 / 100
Buy on Amazon
01

Head-to-Head Breakdown

Mechanism
25% of score +
Ergotron
95
North Bayou
65
Ergotron LX Desk Mount Monitor Arm

Ergotron's patented Constant Force spring is the industry benchmark — drift-free for the life of the arm. PCWorld and BTOD both cite this as the differentiator from gas-spring alternatives.

North Bayou F80 Gas Spring Monitor Arm

Real gas spring — not a static post — at a price point where most competitors cheap out. KnowledgeLib synthesis: 'Remarkable value with gas spring mechanism.'

Build
20% of score +
Ergotron
90
North Bayou
55
Ergotron LX Desk Mount Monitor Arm

Cast aluminum construction with smooth pivots; BTOD's Greg Knighton (20+ years in ergo furniture) called it the 'sweet spot for most users' with 4.6/5 reliability.

North Bayou F80 Gas Spring Monitor Arm

Budget construction — KnowledgeLib flagged: 'won't match the longevity or smoothness of Ergotron's Constant Force arms.' Plastic-cap components vs Ergotron's cast aluminum.

Range
20% of score +
Ergotron
80
North Bayou
70
Ergotron LX Desk Mount Monitor Arm

13" height range and full articulation — Tom's Guide noted 'wider range of motion than simpler arms' and dual pole height options.

North Bayou F80 Gas Spring Monitor Arm

Full articulation with 360° rotation, +85°/-45° tilt, and the standard height range — surprisingly complete movement at this price.

Capacity
15% of score +
Ergotron
80
North Bayou
70
Ergotron LX Desk Mount Monitor Arm

25 lbs and up to 34" screens — covers nearly all single-monitor setups but not heavy 49" ultrawides (use HX for those).

North Bayou F80 Gas Spring Monitor Arm

19.8 lbs and up to 30" — covers most mainstream monitors, though heavy 32" panels push the limit.

Install
10% of score +
Ergotron
80
North Bayou
80
Ergotron LX Desk Mount Monitor Arm

Standard clamp or grommet mount; well-documented across review sources as straightforward without being trivially simple.

North Bayou F80 Gas Spring Monitor Arm

Simple clamp mount with included hex keys — BTOD's 4.5/5 rating reflects the install simplicity.

Trust
10% of score +
Ergotron
95
North Bayou
65
Ergotron LX Desk Mount Monitor Arm

Ergotron pioneered the consumer monitor-arm category; 10-year warranty backed by global service. Appears in literally every comparison review we consulted.

North Bayou F80 Gas Spring Monitor Arm

17,000+ Amazon reviews at 4.5 stars per KnowledgeLib — proven scale, but the 1-year warranty is short and the brand is a generic Chinese OEM.

02

Strengths & Weaknesses

Ergotron LX Desk Mount Monitor Arm

+ Strengths
  • Appears as a top pick in PCWorld, Tom's Guide, Wirecutter, BTOD, and OCDevel — the universal default
  • Constant Force spring is drift-proof for the life of the arm (gas-spring competitors lose tension over time)
  • 10-year warranty backed by Ergotron's industry-leading service infrastructure
Weaknesses
  • Doesn't support heavy ultrawides over 25 lbs or screens over 34" (step up to the HX for those)
  • Tom's Guide noted it 'doesn't look as refined as the Jarvis' despite the premium price
  • Newer Ergotron LX Pro variant has more height range — worth considering at the same tier
Key flaw: Tom's Guide flagged it bluntly: 'doesn't look as refined as the Jarvis despite the premium price.

North Bayou F80 Gas Spring Monitor Arm

+ Strengths
  • Both KnowledgeLib (Wirecutter synthesis) and BTOD rank it #1 in the budget tier
  • Real gas spring mechanism at ~$40 — most arms at this price use a fixed post
  • 17,000+ Amazon reviews at 4.5/5 stars validates the construction at scale
Weaknesses
  • 1-year warranty (vs 10–15 years for the premium tier)
  • Gas spring will lose tension over a few years and need adjustment
  • Build quality won't survive the daily abuse a Constant Force Ergotron will
Key flaw: The 1-year warranty is the headline problem.
03

The Verdict

Our Bottom Line

The Ergotron LX is the rare product that has been the default recommendation for so long it's almost boring — and that durability is exactly why it wins. Across PCWorld, Tom's Guide, the Wirecutter-synthesis on KnowledgeLib, BTOD's expert evaluation, and OCDevel's weighted scoring guide, every single source places the LX in their top recommendations. PCWorld's Matthew S. Smith called the newer LX Pro variant 'Best Overall.' Tom's Guide ranked the standard LX as 'Best Simple Arm' behind only the Jarvis. BTOD's Greg Knighton — 20+ years in ergonomic office furniture — described it as the 'sweet spot for most users' at 4.6/5.

BEST
Ergotron LX Desk Mount Monitor Arm
Ergotron LX Desk Mount Monitor Arm rear three-quarter view with clamp mount on white background

The Ergotron LX is the rare product that has been the default recommendation for so long it's almost boring — and that durability is exactly why it wins. Across PCWorld, Tom's Guide, the Wirecutter-synthesis on KnowledgeLib, BTOD's expert evaluation, and OCDevel's weighted scoring guide, every single source places the LX in their top recommendations. PCWorld's Matthew S. Smith called the newer LX Pro variant 'Best Overall.' Tom's Guide ranked the standard LX as 'Best Simple Arm' behind only the Jarvis. BTOD's Greg Knighton — 20+ years in ergonomic office furniture — described it as the 'sweet spot for most users' at 4.6/5.

Best for:
  • You have a single 24"–34" monitor and want a buy-once arm
  • You've owned a cheap arm before and watched it slowly sag over time
  • You value drift-free Constant Force over gas-spring drift
  • You expect the arm to outlast your current monitor by 2–3 upgrades
  • 10-year warranty service from a heritage brand matters to you
VALUE
North Bayou F80 Gas Spring Monitor Arm
North Bayou F80 Gas Spring Monitor Arm front view with VESA plate

The North Bayou F80 is the budget arm that earned its way into the top recommendation tier of multiple authoritative reviews — not by being okay-for-the-price, but by being a real gas-spring articulating arm at a price where most competitors ship a fixed post. KnowledgeLib's synthesis named it Best Budget at ~$35, calling it 'remarkable value with gas spring mechanism, 19.8 lb capacity, and 17,000+ Amazon reviews at 4.5 stars.' BTOD's Greg Knighton ranked it #1 in the budget tier at 4.5/5, calling it the 'best weight capacity at this price point.'

Best for:
  • You're equipping a secondary desk, kid's setup, or temp workstation
  • Your monitor is under 19.8 lbs and 30"
  • You want gas-spring articulation without spending $200
  • You're a student or first-time buyer testing whether an arm even fits your workflow
  • You're fine replacing it in 3–5 years rather than expecting 10 years of service
04

Specifications

Spec Ergotron LX Desk Mount Monitor Arm North Bayou F80 Gas Spring Monitor Arm
Weight Capacity 25 lbs 19.8 lbs
Max Screen Size 34 in 30 in
VESA 75/100 mm 75/100 mm
Height Range 13 in 10.3 in
Warranty 10 years 1 years
Mechanism Constant Force Gas spring
Read the full Monitor Arms review
Menu