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Peter Thomas Roth FIRMx Collagen Moisturizer scores 8.5/9.8 vs Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++ at 8.1/9.8. Peter Thomas Roth FIRMx Collagen Moisturizer wins for hydration.
Peter Thomas Roth FIRMx Collagen Moisturizer edges ahead, winning 3 of 5 attributes.
Scores last verified: April 2026
15 unique
9 in common
8 unique
Where Peter Thomas Roth FIRMx Collagen Moisturizer really shines is hydration efficacy, scoring 9.1 compared to Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++'s 8.3. With Glycerin, Sodium Hyaluronate, and Panthenol in its top ingredients, Peter Thomas Roth FIRMx Collagen Moisturizer delivers stronger moisture-binding capability.
Ingredient Transparency is another area of separation. Peter Thomas Roth FIRMx Collagen Moisturizer scores 8.5 here versus 7.8 for Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++. That difference comes down to how each formula is built — the ingredient list tells the story.
Peter Thomas Roth FIRMx Collagen Moisturizer brings Collagen, Niacinamide, and Palmitoyl Tripeptide-1 as actives, while some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++ relies on Centella Asiatica Extract, Niacinamide, and Allantoin. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Peter Thomas Roth FIRMx Collagen Moisturizer is better if you have
Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++ is better if you have
At premium pricing with a score of 8.5, Peter Thomas Roth FIRMx Collagen Moisturizer delivers strong value. Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++ sits at the budget level with a 8.1 score — the extra cost doesn't translate to better scores here.
Peter Thomas Roth FIRMx Collagen Moisturizer edges ahead with a slightly stronger formulation, but Some By Mi Truecica Mineral 100 Calming Suncream SPF50+ PA++++ is still a solid pick.
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.