Compare Monitor Arm sizes

7 Monitor Arm models at true scale.

Size comparison

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All Monitor Arm dimensions

Gadget Brand Width (mm) Depth (mm) Height (mm) Volume Weight As published Compare
Ergotron LX Pro Desk Mount Arm (45-682-292) Ergotron 415 350 165 23.97 L 415 x 350 x 165 mm (16.3 x 13.8 x 6.5 in) — shipping package; installed reach: up to 640 mm (25 in) from pole center to VESA plate
Ergotron HX Desk Mount Arm (45-647-026) Ergotron 381 178 127 8.61 L 381 x 178 x 127 mm (15.0 x 7.0 x 5.0 in) — package; installed reach: 356 mm (14 in) from pole center to VESA plate
Ergotron LX Desk Mount Arm (45-241-026) Ergotron 343 170 110 6.41 L 343 x 170 x 110 mm (13.5 x 6.7 x 4.3 in) — package; installed reach: 330 mm (13 in) from pole center to VESA plate
Huanuo Dual Monitor Gas Spring Arm (HNDS6) Huanuo 320 180 120 6.91 L 320 x 180 x 120 mm (12.6 x 7.1 x 4.7 in) — package; installed reach per arm: 470 mm (18.5 in) from pole center to VESA plate
Loctek D7L Single Monitor Gas Spring Arm Loctek 260 130 110 3.72 L 260 x 130 x 110 mm (10.2 x 5.1 x 4.3 in) — package; installed reach: 525 mm (20.7 in) from pole center to VESA plate
North Bayou F80 Gas Spring Single Monitor Arm North 240 120 100 2.88 L 240 x 120 x 100 mm (9.4 x 4.7 x 3.9 in) — package; installed reach: 460 mm (18.1 in) from pole center to VESA plate
Wali Single Monitor Gas Spring Arm (W-008) Wali 220 110 95 2.30 L 220 x 110 x 95 mm (8.7 x 4.3 x 3.7 in) — package; installed reach: 390 mm (15.4 in) from pole center to VESA plate

Specs last refreshed 18 Aug 2026.