Skip to content

6,000+ pet foods rated. Your best match, free in 30 seconds.

Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food

Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food scores higher on KibbleLab, 9.0 to 8.4. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food and Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food compared

Nutrients:
As Fed
Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food
Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food

Verified Jul 27, 2026

Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food
Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food

Verified Jul 18, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
9.0 / 10 8.4 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
Not listed 8.50%
Fat Not listed 2.80%
Fiber 9.80% 2.20%
Calcium 1.10% Not listed
Phosphorus 0.79% Not listed
Omega-3 1.56% Not listed
Omega-6 2.28% Not listed
Taurine 0.37% Not listed
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
Not listed 80.50%
Calories 817 kcal/kg 877 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Chicken Broth, Pork Liver, Carrots, Salmon, Wheat Gluten, Chicken, Powdered Cellulose, Spinach, Rice Starch, Rice, Tuna, Dried Tomato Pomace, Flaxseed, Hydrolyzed Chicken Flavor, Coconut Oil, Potassium Alginate, Calcium Chloride, Dicalcium Phosphate, Natural Flavor, Calcium Lactate, Calcium Gluconate, Monosodium Phosphate, Guar Gum, Choline Chloride, vitamins (Vitamin E Supplement, Thiamine Mononitrate, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Calcium Pantothenate, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Menadione Sodium Bisulfite Complex (source of Vitamin K), Riboflavin Supplement, Biotin, Folic Acid), Taurine, Leucine, Sodium Tripolyphosphate, Iodized Salt, L-Carnitine, minerals (Zinc Oxide, Ferrous Sulfate, Manganese Sulfate, Copper Sulfate, Calcium Iodate). Show full list
Water sufficient for processing, chicken, pork by-products, pork liver, chicken liver, salmon, wheat flour, wheat gluten, pork plasma, powdered cellulose, modified corn starch, natural flavors, fish oil, calcium sulfate, carob bean gum, calcium carbonate, potassium chloride, taurine, sodium tripolyphosphate, vitamins [niacin supplement, L-ascorbyl-2-polyphosphate (source of vitamin C), DL-alpha tocopherol acetate (source of vitamin E), thiamine mononitrate (vitamin B1), biotin, D-calcium pantothenate, riboflavin supplement, pyridoxine hydrochloride (vitamin B6), folic acid, vitamin B12 supplement, vitamin D3 supplement], choline chloride, salt, glucosamine hydrochloride, trace minerals [zinc proteinate, zinc oxide, ferrous sulfate, copper sulfate, manganous oxide, sodium selenite, calcium iodate], sodium carbonate, marigold extract (Tagetes erecta L.), psyllium seed husk, L-carnitine, chondroitin sulfate. Show full list
Limited ingredient No No
Health focus Weight management Joint care, High energy, Skin coat health, Bone health
Format & suitability
Food type Wet Wet
Texture Stew Chunks In Gravy
Processing Not listed Canned
Life stage Adult Adult
Breed size All Breed Sizes All Breed Sizes
AAFCO nutritional adequacy
Complete & balanced Whether the manufacturer's label claims the food meets AAFCO nutrient profiles for a life stage. Not an independent test.
Yes Yes
Life stages Adult Maintenance Adult Maintenance
Substantiation How adequacy was established. Feeding trials are the higher bar; formulation means the recipe is calculated to meet the profile.
Feeding Trials Formulation
Maker standards
WSAVA guidelines The World Small Animal Veterinary Association publishes criteria for evaluating a manufacturer: qualified nutritionists on staff, feeding trials, and published research. It does not certify or endorse brands.
Yes Yes
PSC accredited The Pet Sustainability Coalition is a nonprofit that accredits pet companies on their environmental and social impact through third-party verification. It reflects sustainability practices, not food quality.
Yes No
Recalls & where to buy
Recalls on record KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.
None None
Where to buy
Amazon
Amazon

Affiliate links · may earn a commission at no extra cost to you.

Shared ingredients

Both foods list these among their top ingredients, by label weight.

  • Pork Liver
  • Salmon
  • Wheat Gluten
  • Chicken
  • Cellulose Powder

Not sure which is right for your pet?

Sign in free to see Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food and Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food scored for your pet's breed, age, and health focus, save favorites, and compare foods side by side.

Common Questions

Which food scores higher on KibbleLab?

Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food scores higher, 9.0 to 8.4 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Pork Liver, Salmon, Wheat Gluten, Chicken, Cellulose Powder.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Hill's Science Diet Adult Perfect Weight Salmon and Vegetables Stew Wet Cat Food and Royal Canin Maine Coon Adult Thin Slices in Gravy Wet Cat Food .

KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.

This is a neutral, factual comparison, not a ranking or an endorsement of either product. A food's guaranteed analysis gives legal minimums and maximums for a few nutrients, not measured values. No one can pay for placement or a higher score.

Product details are compiled from public sources and may not reflect the latest formulation. Represent one of these brands? Request a correction. Anyone else can email us.