Diamond vs Open Farm

Diamond vs. Open Farm

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

Guaranteed Analysis: Open Farm vs. Diamond

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.

Diamond Dog Food vs. Open Farm Dog Food

Dry Dog FoodDiamondOpen Farm
Crude Protein27.6%34.0%
Crude Fat16.7%20.9%
Crude Fiber4.5%5.1%
Wet/Canned Dog FoodDiamondOpen Farm
Crude Protein43.9%40.0%
Crude Fat25.8%31.0%
Crude Fiber4.5%9.7%

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.

Diamond dry recipes contain 6.42% less protein than Open Farm dry recipes. This difference in protein content is a notable difference between Open Farm and Diamond. For wet dog foods, Diamond typically provides a little more protein (about 3.92% more).

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

The table shows that Diamond provides far less fat than Open Farm. The difference in fat content is roughly 4.20%. In addition, Open Farm wet dog foods also provide more fat than Diamond wet foods.

Both brands provide roughly the same amount of crude fiber. For wet dog foods, Open Farm provides more fiber (about 5.18% more).

Diamond Cat Food vs. Open Farm Cat Food

Dry Cat FoodDiamondOpen Farm
Crude Protein36.7%41.1%
Crude Fat17.6%20%
Crude Fiber5.2%3.3%
Wet/Canned Cat FoodDiamondOpen Farm
Crude Protein44.7%43.5%
Crude Fat22.0%29.2%
Crude Fiber6.1%11.1%

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.

Our analysis shows that Open Farm guarantees 4.44% more protein than Diamond dry cat food recipes. For wet cat foods, Diamond and Open Farm provide roughly the same amount of protein.

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, Diamond typically provides less fat than Open Farm. However, this difference is relatively small and doesn't represent a significant difference between the two brands. In addition, Open Farm wet cat foods also provide more fat than Diamond wet foods.

As you can see, Open Farm and Diamond guarantee a similar amount of crude fiber. For wet cat foods, Open Farm provides more fiber (about 5.05% more).

Diamond Pet Food Ingredients vs. Open Farm Pet Food Ingredients

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

Meat Meal
White Rice
Ground Corn
Brewers Rice
Tomato Pomace
Beef By-Products
Corn Gluten Meal
Powdered Cellulose
Chicken By-Product Meal
Ground Whole Grain Corn
Poultry By-Product Meal
Canola Oil (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 Diamond.

Menadione Sodium Bisulfite

Product Safety: Recall History of Diamond & Open Farm?

Diamond has been recalled once.

  • March 10, 2013: low level of thiamine (Vitamin B1)

According to our records, Open Farm has never been recalled.

Price Comparison: Which Brand Is More Expensive?

Dry Dog FoodDiamondOpen Farm
Per Pound$1.58$12.03
Per Calorie$0.0010$0.0058
Dry Cat FoodDiamondOpen Farm
Per Pound$2.31$5.92
Per Calorie$0.0014$0.0034
Wet Dog FoodDiamondOpen Farm
Per Pound$3.26$5.12
Per Calorie$0.0056$0.0119
Wet Cat FoodDiamondOpen Farm
Per Pound$4.46$7.83
Per Calorie$0.0087$0.0188

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 Diamond or Open Farm, 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 Diamond or Open Farm will depend on your shopping habits.

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

You can purchase Diamond pet foods from the following stores:

31 Recipes In-Stock Today

35 Recipes In-Stock Today

35 Recipes In-Stock Today

Where To Buy Open Farm Pet Foods

You can purchase Open Farm pet food products from these retailers:

45 Recipes In-Stock Today

8 Recipes In-Stock Today

Type Of Pet Foods Available

ProductDiamondOpen Farm
Dry Dog Food27 Recipes17 Recipes
Wet Dog Food3 Recipes8 Recipes
Dog Treats6 Treats5 Treats
Dry Cat Food6 Recipes4 Recipes
Wet Cat Food3 Recipes6 Recipes
Cat TreatsNoneNone

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