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Open Farm vs Purina Cat Chow

Open Farm vs. Purina Cat Chow

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

Guaranteed Analysis: Purina Cat Chow vs. Open Farm

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.

Open Farm Cat Food vs. Purina Cat Chow Cat Food

Dry Cat Food Open Farm Purina Cat Chow
Crude Protein 41.1% 38.3%
Crude Fat 20% 12.8%
Crude Fiber 3.3% 4.4%

Crude Protein Comparison For Cat Food

Cats require twenty-two amino acids to sustain life. Eleven of these amino acids are synthesized naturally, the remaining eleven are consumed. Protein is the nutrient which provides some or all of these eleven essential amino acids.

There is a small difference between the protein content of Open Farm and Purina Cat Chow. We can see that Open Farm guarantees about 2.80% more protein than Purina Cat Chow.


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):

  • Fats help with the digestion and absorption of fat-soluble vitamins
  • Reduce inflammation associated with arthritis
  • Slow the growth of yeast infections
  • Prevent or reduce the likelihood of certain heart problems.
  • Aid in the development of the retina and visual cortex.

There is a relatively large difference between the fat content of Open Farm and Purina Cat Chow. On average, Purina Cat Chow dry cat food recipes contain 7.18% less fat than Open Farm recipes.


There is a relatively insignificant difference between the crude fiber content of the two brands.

Open Farm Pet Food Ingredients vs. Purina Cat Chow Pet Food Ingredients

Here are some of the controversial ingredients used only by Purina Cat Chow.

Corn Meal
Canola Meal
Pea Protein
Brewers Rice
Ground Wheat
Soybean Flour
Soybean Hulls
Corn Gluten Meal
Whole Grain Corn
Whole Grain Wheat
Ground Whole Wheat
Ground Yellow Corn
Powdered Cellulose
Turkey By-Product Meal
Chicken By-Product Meal
Poultry By-Product Meal
Animal Fat (Preserved With Mixed Tocopherols)

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 Purina Cat Chow.

Blue 2
Red 40
Yellow 5
Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Open Farm & Purina Cat Chow?

According to our records, neither brand has issued any product recalls. Therefore, consumers have no reason to question the safety of Open Farm or Purina Cat Chow pet food products.

Price Comparison: Which Brand Is More Expensive?

Dry Cat Food Open Farm Purina Cat Chow
Per Pound $5.75 $1.60
Per Calorie $0.0033 $0.0010

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 Open Farm or Purina Cat Chow, 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 Open Farm or Purina Cat Chow will depend on your shopping habits.

Pet owners who use our price comparison feature typically save more than 25% off retail prices for Open Farm and Purina Cat Chow. 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 Open Farm Pet Foods

You can purchase Open Farm pet foods from the following stores:


32 Recipes In-Stock Today

2 Recipes In-Stock Today

Where To Buy Purina Cat Chow Pet Foods

You can purchase Purina Cat Chow pet food products from these retailers:


7 Recipes In-Stock Today

3 Recipes In-Stock Today

7 Recipes In-Stock Today

Type Of Pet Foods Available

Product Open Farm Purina Cat Chow
Dry Dog Food 5 Recipes
Wet Dog Food 4 Recipes
Dog Treats 5 Treats
Dry Cat Food 4 Recipes 7 Recipes
Wet Cat Food 6 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores