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Kate Somerville DeliKate Soothing Cleanser scores 8.4/9.8 and Peter Thomas Roth FIRMx Collagen Moisturizer scores 8.5/9.8 — a near-tie where your skin type decides the winner.
These two are neck and neck — just 0.1 points apart.
Scores last verified: April 2026
36 unique
5 in common
19 unique
These two moisturisers take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Peter Thomas Roth FIRMx Collagen Moisturizer brings Collagen, Niacinamide, and Palmitoyl Tripeptide-1 as actives, while kate Somerville DeliKate Soothing Cleanser relies on Ceramide Np, Ceramide Ap, and Ceramide Eop. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Kate Somerville DeliKate Soothing Cleanser is better if you have
Peter Thomas Roth FIRMx Collagen Moisturizer is better if you have
Peter Thomas Roth FIRMx Collagen Moisturizer comes in at premium pricing with a 8.5 score, which is solid value at that tier.
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.
Based on ingredient analysis, Peter Thomas Roth FIRMx Collagen Moisturizer scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.