Hill's Science Diet Adult Perfect Weight Large Breed Chicken & Brown Rice Recipe vs Open Farm Large Breed RawMix with Ancient Grains
Order follows the Universal Score — the same deterministic engine, the same rules, for every product. Brands can't pay for placement.
The scores
93
Excellent · Confidence B
Bowlmark scores are independent opinions based on published label information and cited references. They are educational, not veterinary advice, and no substitute for your vet — especially for medical conditions or prescription diets.
Pillar by pillar
Weighted pillar contributions from each product's stored score — nutritional adequacy, ingredient quality, additives & processing, transparency.
| Metric | Hill's Science Diet | Open Farm |
|---|---|---|
| Nutritional adequacy | 35 | 35 |
| Ingredient quality | 28 | 32 |
| Additives & processing | 20 | 20 |
| Transparency | 9 | 6 |
Guaranteed analysis
As printed on each label; dry-matter protein removes the moisture so wet and dry read on the same basis.
| Metric | Hill's Science Diet | Open Farm |
|---|---|---|
| Protein | 28.8% | 29% |
| Fat | 11.2% | 14% |
| Fiber | 10.3% | 4.5% |
| Moisture | — | 10% |
| Protein (dry-matter) | 32% | 32.2% |
First five ingredients
Hill's Science Diet
- Chicken
- Cracked Pearled Barley
- Brown Rice
- Pea Fiber
- Corn Protein Meal
Open Farm
- Humanely Raised Chicken
- G.A.P. Step 2 Chicken Meal
- Oats
- Barley
- Coconut Oil
Flags on the label
Hill's Science Diet
No warning flags on this label.
Open Farm
No warning flags on this label.
Cite this page
Bowlmark. "Hill's Science Diet Adult Perfect Weight Large Breed Chicken & Brown Rice Recipe vs Open Farm Large Breed RawMix with Ancient Grains." https://www.bowlmark.com/compare/hills-science-diet-adult-perfect-weight-large-breed-chicken-and-brown-rice-recipe-vs-open-farm-large-breed-rawmix-with-ancient-grains
- Engine
- Methodology engine v1.1.0 · config 13c99e2f
- Verified
- Last verified September 5, 2026
The engine and config above are the ones stamped on this page's score — the exact pair that produced the number shown.