An independent side-by-side comparison of Penguin Random House and Greystone Books across certifications, average sustainability score and product range.
92/100 avg score
1 products tracked
Certifications
94/100 avg score
1 products tracked
Certifications

Penguin Random House
The Climate Book is an essential 2026 environmental guide by Greta Thunberg and experts that is worth it for anyone seeking a comprehensive climate crisis overview.

Greystone Books
The Hidden Life of Trees is an acclaimed Books & Media title that is great value for readers exploring the interconnectedness of nature.
Greystone Books scores higher on independent QuickRatey scoring: Penguin Random House averages 92/100 vs Greystone Books at 94/100.
Penguin Random House appears with 2 verified certifications (FSC Certified, Vegan). Greystone Books appears with 3 (FSC Certified, Vegan, B Corp).
Yes. Both brands are scored by the same methodology — never paid placement. See our methodology page for the weighting.