Merrick vs Hill's Science Diet

Merrick vs. Hill's Science Diet

In this comparison article for Merrick vs Hill's Science Diet, we'll highlight the key differences between these two pet food brands. To properly compare Merrick and Hill's Science Diet, we'll use up-to-date nutritional and price information.

There are many factors to consider when choosing the best pet food brand for your pet. Factors such as ingredient quality, guaranteed analysis, product safety, brand history, and cost are among the most important factors to consider.

Throughout this Hill's Science Diet vs Merrick comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Merrick Review Page or Hill's Science Diet Review Page.

Guaranteed Analysis: Hill's Science Diet vs. Merrick

According to AAFCO, all pet food labels must provide a guaranteed analysis of nutrient content. The analysis must provide guaranteed minimum percentages of crude protein and crude fat, and maximum percentages of crude fiber and moisture.

All percentages used in this comparison are averages reported on a dry matter basis.

Merrick Dog Food vs. Hill's Science Diet Dog Food

Dry Dog Food Merrick Hill's Science Diet
Crude Protein 37.1% 24.5%
Crude Fat 16.5% 14.8%
Crude Fiber 4.1% 4.3%
Wet/Canned Dog Food Merrick Hill's Science Diet
Crude Protein 44.0% 26.0%
Crude Fat 19.8% 17.2%
Crude Fiber 8.7% 3.9%

Crude Protein Comparison For Dog Food

Protein is an extremely important part of your dog's diet. Without sufficient protein, dogs can develop a wide-range of serious health problems.

Merrick dry dog foods clearly provides more protein than Hill's Science Diet. In fact, the difference between the protein content is roughly 12.52%, which is a significant amount. Similarly, Merrick wet dog foods provide significantly more protein than Hill's Science Diet wet foods.


Crude Fat Comparison For Dog Food

Dietary fats serves a multitude of roles in the proper development and function of our canine companions. Here are some of the benefits (not exhaustive):

  • Help produce prostaglandins, which reduce inflammation among other critical functions.
  • Aid in the absorption of fat-soluble vitamins
  • Improve skin and coat health
  • Improve the palatially of your dog's food

Both brands provide roughly the same amount of crude fat. For wet dog foods, Merrick typically provides a little more fat (about 2.62% more).


As you can see, Merrick and Hill's Science Diet guarantee a similar amount of crude fiber. For wet dog foods, Merrick provides more fiber (about 4.78% more).

Merrick Cat Food vs. Hill's Science Diet Cat Food

Dry Cat Food Merrick Hill's Science Diet
Crude Protein 42.5% 35.2%
Crude Fat 16.4% 18.5%
Crude Fiber 5.0% 5.8%
Wet/Canned Cat Food Merrick Hill's Science Diet
Crude Protein 46.8% 38.5%
Crude Fat 20.6% 22.0%
Crude Fiber 6.0% 4.4%

Crude Protein Comparison For Cat Food

Protein is an extremely important part of your cat's diet. Without sufficient protein, cats can develop a wide-range of serious health problems.

Hill's Science Diet dry recipes contain 7.28% less protein than Merrick dry recipes. This difference in protein content is a notable difference between Merrick and Hill's Science Diet. In addition, Merrick wet cat foods also provide more protein than Hill's Science Diet wet foods.


Crude Fat Comparison For Cat Food

There are many ways in which dietary fat contributes to the overall health of our feline friends. Here is a short list of benefits provided by fats (not exhaustive):

  • Aid in the digestion and absorption of fat-soluble vitamins
  • Improve the health of skin/coat
  • Slow the growth of yeast infections
  • Slow the development and spread of certain type of cancers.
  • Maintain healthy blood pressure

According to our average data, Merrick typically provides less fat than Hill's Science Diet. However, this difference is relatively small and doesn't represent a significant difference between the two brands. For wet cat foods, Hill's Science Diet and Merrick provide roughly the same amount of fat.


Merrick and Hill's Science Diet both provide roughly the same amount of crude fiber. With regards to wet cat food, Merrick and Hill's Science Diet also provide roughly the same amount of crude fiber.

Merrick Pet Food Ingredients vs. Hill's Science Diet Pet Food Ingredients

Merrick and Hill's Science Diet both use the following controversial ingredients in many of their products:

Pea Protein
Caramel Color
Powdered Cellulose

Here are some of the controversial ingredients used only by Merrick.

Garlic
Canola Oil
Meaty Femur Bone
Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Hill's Science Diet.

Liver
Caramel
Corn Flour
Iron Oxide
Pork Plasma
Poultry Fat
Animal Liver
Brewers Rice
Wheat Gluten
Tomato Pomace
Beef By-Products
Corn Gluten Meal
Pork By-Products
Whole Grain Corn
Whole Grain Wheat
Dried Tomato Pomace
Pea Protein Concentrate
Soybean Protein Isolate

We believe that certain pet food ingredients are linked to adverse health affects; these ingredients are classified as harmful.

Here are some of the harmful ingredients used only by Hill's Science Diet.

Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Merrick & Hill's Science Diet?

Merrick has been recalled 6 times.

  • Jan. 28, 2011: Salmonella
  • Aug. 8, 2011: Salmonella
  • July 2, 2010: Salmonella
  • Aug. 3, 2010: Salmonella
  • Aug. 13, 2010: Salmonella
  • May 23, 2018: elevated levels of beef thyroid hormone

According to our records, Hill's Science Diet has never been recalled.

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Merrick Hill's Science Diet
Per Pound $5.65 $1.91
Per Calorie $0.0033 $0.0012
Dry Cat Food Merrick Hill's Science Diet
Per Pound $7.48 $2.79
Per Calorie $0.0043 $0.0017
Wet Dog Food Merrick Hill's Science Diet
Per Pound $4.39 $3.00
Per Calorie $0.0110 $0.0072
Wet Cat Food Merrick Hill's Science Diet
Per Pound $5.55 $4.38
Per Calorie $0.0125 $0.0085

The average cost-per-lb is heavily influenced by the varying amounts of moisture present in each brand's food products (wet vs. dry food, dry vs. freeze-dried food, etc). However, the average cost-per-kcal eliminates the influence of moisture. Therefore, the average cost-per-kcal is the better metric to consider.

If you'd like to calculate the average cost-per-day or cost-pet-year of feeding Merrick or Hill's Science Diet, input your pet's weight into our cost analyzer widget.

Averages price data can identify whether or not there exists a significant price difference between two brands. However, the actual price that you'll pay for Merrick or Hill's Science Diet will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Merrick and Hill's Science Diet. In addition, we currently have some great coupons for our readers.


Disclosure: PawDiet has an affiliate relationship with stores featured (or linked-to) in this article. We are compensated for referring customers. Thank you for shopping with our retail partners!

Where To Buy Merrick Pet Foods

You can purchase Merrick pet foods from the following stores:









Where To Buy Hill's Science Diet Pet Foods

You can purchase Hill's Science Diet pet food products from these retailers:









Type Of Pet Foods Available

Product Merrick Hill's Science Diet
Dry Dog Food 36 Recipes 32 Recipes
Wet Dog Food 57 Recipes 31 Recipes
Dog Treats 41 Treats 15 Treats
Dry Cat Food 14 Recipes 18 Recipes
Wet Cat Food 39 Recipes 39 Recipes
Cat Treats 2 Treats

Compare Pet Food Prices Across Multiple Pet Stores

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