Loading...
Peter Thomas Roth FIRMx Collagen Moisturizer scores 8.5/9.8 vs Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ at 8.2/9.8. Peter Thomas Roth FIRMx Collagen Moisturizer wins for hydration.
Peter Thomas Roth FIRMx Collagen Moisturizer edges ahead, winning 1 of 5 attributes.
Scores last verified: April 2026
32 unique
19 unique
Where Peter Thomas Roth FIRMx Collagen Moisturizer really shines is hydration efficacy, scoring 9.1 compared to Isntree Hyaluronic Acid Watery Sun Gel SPF 50+'s 7.9. 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. Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ scores 8.8 here versus 8.5 for Peter Thomas Roth FIRMx Collagen Moisturizer. 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 isntree Hyaluronic Acid Watery Sun Gel SPF 50+ relies on Niacinamide, Ceramide Np, and Centella Asiatica Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ is better if you have
Peter Thomas Roth FIRMx Collagen Moisturizer is better if you have
At budget pricing with a score of 8.2, Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ is a decent pick. Peter Thomas Roth FIRMx Collagen Moisturizer sits at the premium level with a 8.5 score — the higher investment pays off in formulation quality.
Peter Thomas Roth FIRMx Collagen Moisturizer edges ahead with a slightly stronger formulation, but Isntree Hyaluronic Acid Watery Sun Gel SPF 50+ 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.
We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.
Some links on this site are affiliate links. We may earn a commission from purchases made through our links, at no extra cost to you. This helps us keep Gracie free and independent.
© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.