Diamond vs Blue Buffalo

Diamond vs. Blue Buffalo

In this comparison article for Diamond vs Blue Buffalo, we'll highlight the key differences between these two pet food brands. To properly compare Diamond and Blue Buffalo, 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 Blue Buffalo 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 Blue Buffalo Review Page.

Guaranteed Analysis: Blue Buffalo 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. Blue Buffalo Dog Food

Dry Dog Food Diamond Blue Buffalo
Crude Protein 28.3% 28.5%
Crude Fat 17.1% 15.0%
Crude Fiber 4.7% 7.1%
Wet/Canned Dog Food Diamond Blue Buffalo
Crude Protein 43.9% 40.4%
Crude Fat 27.3% 25.4%
Crude Fiber 4.5% 7.5%

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.

Both brands provide roughly the same amount of crude protein. For wet dog foods, Diamond typically provides a little more protein (about 3.50% 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

According to our average data, Blue Buffalo typically provides less fat than Diamond. However, this difference is relatively small and doesn't represent a significant difference between the two brands. For wet dog foods, Diamond and Blue Buffalo provide roughly the same amount of fat.


If you look at the average percentages of crude fiber, you'll notice that Blue Buffalo typically guarantees 2.38% more fiber. This is a fairly small difference between Blue Buffalo and Diamond, but still worth mentioning. In addition, Blue Buffalo wet dog foods also provide more fiber than Diamond wet foods.

Diamond Cat Food vs. Blue Buffalo Cat Food

Dry Cat Food Diamond Blue Buffalo
Crude Protein 37.8% 37.2%
Crude Fat 19.7% 16.4%
Crude Fiber 4.7% 6.5%
Wet/Canned Cat Food Diamond Blue Buffalo
Crude Protein 44.7% 45.4%
Crude Fat 22.0% 24.9%
Crude Fiber 6.1% 8.2%

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.

As you can see, Blue Buffalo and Diamond guarantee a similar amount of crude protein. With regards to wet cat food, Blue Buffalo and Diamond also provide roughly the same amount of crude 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 data, Diamond guarantees 3.33% more fat than Blue Buffalo. Although this difference is relatively small, it's still a notable difference. In addition, Blue Buffalo wet cat foods also provide more fat than Diamond wet foods.


Diamond and Blue Buffalo both provide roughly the same amount of crude fiber. For wet cat foods, Blue Buffalo typically provides a little more fiber (about 2.16% more).

Diamond Pet Food Ingredients vs. Blue Buffalo Pet Food Ingredients

Diamond and Blue Buffalo both use the following controversial ingredients in many of their products:

Pea Protein
Tomato Pomace
Powdered Cellulose

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

Meat Meal
Ground Corn
Brewers Rice
Beef By-Products
Corn Gluten Meal
Chicken By-Product Meal
Ground Whole Grain Corn
Poultry By-Product Meal
Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Blue Buffalo.

Garlic
Caramel
Canola Oil
Caramel Color
Dried Tomato Pomace
Pea Protein Concentrate

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 & Blue Buffalo?

Diamond has been recalled once.

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

Blue Buffalo has been recalled 9 times.

  • Nov. 25, 2015: Salmonella
  • Nov. 6, 2015: Presence of Propylene Glycol
  • May 31, 2016: Mold
  • March 18, 2017: elevated beef throid hormone
  • Feb. 14, 2017: presence of aluminum
  • March 3, 2017: Foil Seal Packaging Problem
  • Oct. 8, 2010: toxic levels of vitamin D
  • April 19, 2007: Melamine
  • April 26, 2007: Melamine

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Diamond Blue Buffalo
Per Pound $1.17 $2.49
Per Calorie $0.0007 $0.0015
Dry Cat Food Diamond Blue Buffalo
Per Pound $1.23 $3.71
Per Calorie $0.0007 $0.0022
Wet Dog Food Diamond Blue Buffalo
Per Pound $2.00 $4.33
Per Calorie $0.0035 $0.0090
Wet Cat Food Diamond Blue Buffalo
Per Pound $3.07 $5.45
Per Calorie $0.0058 $0.0107

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 Blue Buffalo, 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 Blue Buffalo 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 Blue Buffalo. 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:






Where To Buy Blue Buffalo Pet Foods

You can purchase Blue Buffalo pet food products from these retailers:











Type Of Pet Foods Available

Product Diamond Blue Buffalo
Dry Dog Food 21 Recipes 85 Recipes
Wet Dog Food 3 Recipes 101 Recipes
Dog Treats 6 Treats 51 Treats
Dry Cat Food 4 Recipes 40 Recipes
Wet Cat Food 3 Recipes 47 Recipes
Cat Treats 15 Treats

Compare Pet Food Prices Across Multiple Pet Stores

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