Artwork Specs

Production specifications & templates

Every OOH format needs the right artwork setup. Below you’ll find billboard specs, poster sizes, digital OOH screen templates, and transport advertising guidelines for bus, taxi, rail, and Underground.

Follow these specs to make sure your creative prints sharp, runs smoothly, and delivers maximum impact.

Need help with artwork?

Our team is here to help.

[email protected]

020 4576 2064

Paper billboard advertising example in London

Artwork FAQs

Billboard and poster artwork should be supplied as high-resolution PDF, JPEG, or TIFF files in CMYK colour mode, at 300 dpi.

For large formats like 48- or 96-sheets, files can be supplied at 10% scale. Always include 3mm bleed and keep text/logos at least 10mm from edges.

For digital OOH screens, supply files in RGB colour mode.

Formats include JPEG for static creatives and MP4 for motion graphics, typically at 72 dpi. Each screen may have different pixel dimensions – see our downloadable templates for exact requirements.

Yes — we provide ready-to-use design templates for bus advertising, taxi wraps, and London Underground posters.

Templates ensure your creative is sized correctly for each OOH format.

Print OOH (billboards, bus stops, rail posters): 300 dpi (supplied at 10% scale for large formats).

Digital OOH (screens): Match the exact pixel dimensions of the screen template (RGB).

For vehicle formats like taxi advertising wraps or bus rears, use our supplied templates to account for curves, windows, and safe zones.

Our artwork team can advise on best practice for high visibility.

You can also check your copy directly with the ASA for free.

Yes — our in-house creative team can design artwork for billboards, bus ads, taxi wraps, and digital OOH screens.

We can create new designs or adapt existing creative to meet OOH specs.

We recommend supplying artwork at least 3–4 weeks before your campaign start date.

This ensures time for checks, approval, and production, especially for large-scale or complex OOH formats.