Manufacturer's websites usually have this info easily accessible, eg. LG's 380W watt panels are about 1.7m x 1.0m. https://www.lg.com/global/business/download/

Manufacturer's websites usually have this info easily accessible, eg. LG's 380W watt panels are about 1.7m x 1.0m. https://www.lg.com/global/business/download/resources/solar/NeonR_60_V5_90812.pdf https://www.lg.com/global/business/download/resources/solar/...