Sign Materials and Finishes, Compared Honestly

Pros: clean, modern look, strong, available in brushed, polished and coloured finishes. Cons: heavier and usually costlier than aluminium; polished finishes show marks. Best for: premium lettering, plaques and entrances. See stainless steel letters.

Pros: light, easy to fabricate and finish, and suited to large letters and boxes. Cons: softer than steel and can dent; the finish relies on coatings. Best for: channel letters, pylons and large signs. See aluminium letters.

Pros: warm, classic appearance, suited to heritage and hospitality. Cons: tarnishes unless lacquered or maintained; higher material cost. Best for: plaques, entrances, interiors. See brass signs.

Pros: distinctive warm colour that develops a patina over time. Cons: the changing look is not for everyone, and runoff can stain adjacent surfaces. Best for: feature signs where ageing is part of the design. See copper signs.

Pros: rich weathered rust finish that suits landscapes and contemporary architecture. Cons: surface rust can stain paving and walls beneath it during weathering. Best for: monuments and garden or estate signs. See corten steel signs.

Pros: can be clear, coloured, frosted or opal, and works well for lit faces and interior signs. Cons: scratches more easily than metal and can fade or yellow with prolonged sun exposure depending on grade. Best for: lit faces, edge-lit panels and reception signs. See edge-lit acrylic.

Pros: flat, light and economical for large panels, and it takes printed or painted finishes well. Cons: edges need proper sealing and detailing, and it is less refined than solid metal. Best for: flat fascia panels, backing and pylon cladding.

Pros: a wide colour range, with good durability when done properly. Cons: chips or fades eventually and needs prep and quality control. Best for: matching brand colours on aluminium and steel. Supply Pantone or RAL references where you have them; matching is approximate and checked on a sample.

Consider where the sign sits (coastal or industrial air is harsher), who will maintain it, the look you want in ten years, and your budget. See our guides for metal finishes outdoors, or request a quote.