Stucco vs siding: which is better
Wet-applied stucco versus hung siding: price per square metre, lifespan and repairability.
Plaster18 $/m²
Siding25 $/m²
Key differences
- Plaster is roughly 28% cheaper (18 $/m² vs 25 $/m²).
- Siding is warmer: lower thermal conductivity (0.16 vs 0.7 W/(m·K)).
- Plaster is safer in a fire (lower combustibility class).
Specifications side by side
| Property | Plaster | Siding |
|---|---|---|
| Average price (United States) | 18 $/m² | 25 $/m² |
| Thermal conductivity | 0.7 W/(m·K) | 0.16 W/(m·K) |
| Density | 1600 kg/m³ | 1400 kg/m³ |
| Vapour permeability | 0.09 mg/(m·h·Pa) | — |
| Combustibility | Non-combustible | Combustible |
| Water absorption | — | 0.2 % |
Typical reference values (SP 50.13330 / GOST); the actual figures depend on the manufacturer and grade.
Where each one fits
- Plaster
- Finishing facades and interior walls of houses and outbuildings.
- Siding
- Cladding facades of houses, bathhouses and utility buildings.
App
Garden planner app for phone and computer
- An icon on the home screen — back to your plot in one tap
- Full screen without the address bar — more room for the plan
- The same projects on phone and computer — cloud autosave
gardmi
Garden site planner · free
You are already in the app — gardmi is installed.
