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Summer Fridays Dream Oasis Deep Hydration Serum scores 8.5/9.8 vs Sunday Riley A+ High-Dose Retinoid Serum at 8.0/9.8. Summer Fridays Dream Oasis Deep Hydration Serum wins for hydration.
Summer Fridays Dream Oasis Deep Hydration Serum edges ahead, winning 1 of 5 attributes.
Scores last verified: April 2026
37 unique
39 unique
Where Summer Fridays Dream Oasis Deep Hydration Serum really shines is hydration efficacy, scoring 9.5 compared to Sunday Riley A+ High-Dose Retinoid Serum's 7.5. With Glycerin, Aloe Barbadensis Leaf Juice, and Sodium Hyaluronate in its top ingredients, Summer Fridays Dream Oasis Deep Hydration Serum delivers stronger moisture-binding capability.
Ingredient Transparency is another area of separation. Sunday Riley A+ High-Dose Retinoid Serum scores 8.8 here versus 8.5 for Summer Fridays Dream Oasis Deep Hydration Serum. That difference comes down to how each formula is built — the ingredient list tells the story.
Summer Fridays Dream Oasis Deep Hydration Serum brings Ceramide Np, Arnica Montana Flower Extract, and Laminaria Digitata Extract as actives, while sunday Riley A+ High-Dose Retinoid Serum relies on Retinol, Ubiquinone, and Honey Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Summer Fridays Dream Oasis Deep Hydration Serum is better if you have
Sunday Riley A+ High-Dose Retinoid Serum is better if you have
At mid-range pricing with a score of 8.5, Summer Fridays Dream Oasis Deep Hydration Serum delivers strong value. Sunday Riley A+ High-Dose Retinoid Serum sits at the premium level with a 8.0 score — the extra cost doesn't translate to better scores here.
Summer Fridays Dream Oasis Deep Hydration Serum edges ahead with a slightly stronger formulation, but Sunday Riley A+ High-Dose Retinoid Serum is still a solid pick.
Based on ingredient analysis, Summer Fridays Dream Oasis Deep Hydration Serum 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.