Zignature vs Hill's Science Diet

Zignature vs. Hill's Science Diet

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

Guaranteed Analysis: Hill's Science Diet vs. Zignature

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.

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

Dry Dog Food Zignature Hill's Science Diet
Crude Protein 32.8% 24.7%
Crude Fat 17.1% 14.6%
Crude Fiber 5.7% 4.1%
Wet/Canned Dog Food Zignature Hill's Science Diet
Crude Protein 43.7% 25.9%
Crude Fat 24.8% 17.4%
Crude Fiber 6.2% 3.3%

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.

When you look at the average percentages of crude protein for dry dog food, it's clear that Zignature provides significantly more protein. On average, Zignature guarantees about 8.11% more protein than Hill's Science Diet. Similarly, Zignature wet dog foods provide significantly more protein than Hill's Science Diet wet foods.

Crude Fat Comparison For Dog Food

Fats are an absolutely vital component of a balanced canine diet. Not only do fats provide energy, but they also serve important roles in the normal development and function of your dog's body. For example, fats help dogs produce prostaglandins, which reduce inflammation among many other significant functions.

According to our data, Zignature guarantees 2.52% more fat than Hill's Science Diet. Although this difference is relatively small, it's still a notable difference. In addition, Zignature wet dog foods also provide more fat than Hill's Science Diet wet foods.

Hill's Science Diet and Zignature both provide roughly the same amount of crude fiber. For wet dog foods, Zignature typically provides a little more fiber (about 2.97% more).

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

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

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
Powdered Cellulose
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 Zignature & Hill's Science Diet?

According to our records, Zignature 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 Zignature Hill's Science Diet
Per Pound $2.85 $2.18
Per Calorie $0.0022 $0.0014
Wet Dog Food Zignature Hill's Science Diet
Per Pound $4.45 $3.51
Per Calorie $0.0090 $0.0086

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 Zignature 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 Zignature 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 Zignature 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 Zignature Pet Foods

You can purchase Zignature pet foods from the following stores:

30 Recipes In-Stock Today

25 Recipes In-Stock Today

4 Recipes In-Stock Today

23 Recipes In-Stock Today

14 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:

136 Recipes In-Stock Today

107 Recipes In-Stock Today

130 Recipes In-Stock Today

35 Recipes In-Stock

Type Of Pet Foods Available

Product Zignature Hill's Science Diet
Dry Dog Food 18 Recipes 32 Recipes
Wet Dog Food 13 Recipes 32 Recipes
Dog Treats 13 Treats 15 Treats
Dry Cat Food 19 Recipes
Wet Cat Food 38 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores