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Dr. Tim's vs Hill's Science Diet

Dr. Tim's vs. Hill's Science Diet

In this comparison article for Dr. Tim's vs Hill's Science Diet, we'll highlight the key differences between these two pet food brands. To properly compare Dr. Tim's 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 Dr. Tim's comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Dr. Tim's Review Page or Hill's Science Diet Review Page.

Guaranteed Analysis: Hill's Science Diet vs. Dr. Tim's

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.

Dr. Tim's Dog Food vs. Hill's Science Diet Dog Food

Dry Dog Food Dr. Tim's Hill's Science Diet
Crude Protein 34.9% 24.6%
Crude Fat 20.2% 14.6%
Crude Fiber 4.9% 3.7%

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.

Dr. Tim's dry dog foods clearly provides more protein than Hill's Science Diet. In fact, the difference between the protein content is roughly 10.37%, which is a significant amount.


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

Hill's Science Diet dry recipes contain 5.56% less fat than Dr. Tim's dry recipes. This difference in fat content is a notable difference between Dr. Tim's and Hill's Science Diet.


Both brands provide roughly the same amount of crude fiber.

Dr. Tim's Cat Food vs. Hill's Science Diet Cat Food

Dry Cat Food Dr. Tim's Hill's Science Diet
Crude Protein 41.1% 35.0%
Crude Fat 24.4% 18.5%
Crude Fiber 3.6% 4.5%
Wet/Canned Cat Food Dr. Tim's Hill's Science Diet
Crude Protein 40.9% 38.7%
Crude Fat 22.7% 21.5%
Crude Fiber 4.5% 3.6%

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.

The table shows that Hill's Science Diet provides far less protein than Dr. Tim's. The difference in protein content is roughly 6.12%. For wet cat foods, Dr. Tim's typically provides a little more protein (about 2.19% more).


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

Our analysis shows that Dr. Tim's guarantees 5.94% more fat than Hill's Science Diet dry cat food recipes. For wet cat foods, Dr. Tim's and Hill's Science Diet provide roughly the same amount of fat.


As you can see, Dr. Tim's and Hill's Science Diet guarantee a similar amount of crude fiber. With regards to wet cat food, Dr. Tim's and Hill's Science Diet also provide roughly the same amount of crude fiber.

Dr. Tim's Pet Food Ingredients vs. Hill's Science Diet Pet Food Ingredients

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

Powdered Cellulose

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

Liver
Caramel
Corn Flour
Iron Oxide
Pea Protein
Pork Plasma
Poultry Fat
Animal Liver
Brewers Rice
Wheat Gluten
Caramel Color
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 Dr. Tim's & Hill's Science Diet?

According to our records, Dr. Tim's has never been recalled.

Hill's Science Diet has been recalled 2 times.

  • Jan. 31, 2019: elevated levels of Vitamin D
  • March 20, 2019: elevated levels of Vitamin D

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Dr. Tim's Hill's Science Diet
Per Pound $2.52 $2.44
Per Calorie $0.0015 $0.0015
Dry Cat Food Dr. Tim's Hill's Science Diet
Per Pound $3.64 $3.53
Per Calorie $0.0019 $0.0021
Wet Cat Food Dr. Tim's Hill's Science Diet
Per Pound $6.05 $6.27
Per Calorie $0.0121 $0.0138

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 Dr. Tim's 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 Dr. Tim's 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 Dr. Tim's 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 Dr. Tim's Pet Foods

You can purchase Dr. Tim's pet foods from the following stores:


12 Recipes In-Stock Today

17 Recipes In-Stock Today

Where To Buy Hill's Science Diet Pet Foods

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


135 Recipes In-Stock Today

133 Recipes In-Stock Today

96 Recipes In-Stock Today

Type Of Pet Foods Available

Product Dr. Tim's Hill's Science Diet
Dry Dog Food 11 Recipes 48 Recipes
Wet Dog Food 34 Recipes
Dog Treats 18 Treats
Dry Cat Food 1 Recipes 25 Recipes
Wet Cat Food 1 Recipes 48 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores