What size display do I need for a meeting room?
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Meeting room display size follows the viewing-distance rule: the screen diagonal should be a fraction of the distance from the screen to the furthest seat. Use 4 times the diagonal for critical viewing of detail (CAD, financial models, dense spreadsheets), 6 times for video and standard presentation content, and 8 times for general information displays where readability of fine text isn't required.
In practice that means most hybrid meeting rooms target the 6x rule, because video content and shared slides are the primary use. A room with a 4 metre depth from screen to back wall sizes at a 65 inch diagonal under the 6x rule. Use the table below as a starting point.
| Room depth (screen to back seat) | Recommended diagonal (6x rule, video) | Notes |
|---|---|---|
| 3 m | 55 to 65 inch | Huddle room, single VC bar |
| 4 to 5 m | 65 to 75 inch | Standard meeting room, 6 to 10 people |
| 6 to 7 m | 75 to 86 inch | Larger meeting room, dual-display option |
| 8 to 9 m | 86 to 98 inch | Boardroom, twin display common |
| 10 m+ | 98 inch UHD or LED video wall | Boardroom, training, briefing centre |
A few practical adjustments. If the room handles dense data (legal redlining, trading screens, BIM models) drop one tier closer using the 4x rule. If the room sits in heavy daylight, specify a higher-brightness panel (500 nits or more) or LED so the image isn't washed out. Boardrooms above 16 people almost always benefit from twin displays, one for active speaker and one for content, because a single screen forces remote participants and shared content to share real estate.
The display is one decision in the broader meeting room AV system and the right size is best confirmed during the consultation and design phase, when the room layout, seating positions and lighting conditions are all on the table.
Quick reference: 3m room 55-65 inch, 4-5m room 65-75 inch, 6-7m room 75-86 inch, 8m+ boardroom 86-98 inch or LED.
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