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Open Farm vs Under The Sun

Open Farm vs. Under The Sun

In this comparison article for Open Farm vs Under The Sun, we'll highlight the key differences between these two pet food brands. To properly compare Open Farm and Under The Sun, 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 Under The Sun 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 Under The Sun Review Page.

Guaranteed Analysis: Under The Sun 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 Dog Food vs. Under The Sun Dog Food

Dry Dog Food Open Farm Under The Sun
Crude Protein 34.3% 27.5%
Crude Fat 21.0% 12.1%
Crude Fiber 4.8% 4.6%
Wet/Canned Dog Food Open Farm Under The Sun
Crude Protein 40.7% 41.1%
Crude Fat 31.3% 24.5%
Crude Fiber 9.7% 6.1%

Crude Protein Comparison For Dog Food

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

The table shows that Under The Sun provides far less protein than Open Farm. The difference in protein content is roughly 6.85%. For wet dog foods, Under The Sun and Open Farm provide roughly the same amount of protein.


Crude Fat Comparison For Dog Food

Like protein, fats are an essential part of a dog's body. Fats are needed for the proper development and function of the canine body.

On average, Open Farm dry dog food recipes contain 8.96% more fat than Under The Sun recipes. Clearly, there is a significant difference between the fat content of Under The Sun and Open Farm. For wet dog foods, Open Farm provides more fat (about 6.87% more).


As you can see, Under The Sun and Open Farm guarantee a similar amount of crude fiber. For wet dog foods, Open Farm typically provides a little more fiber (about 3.66% more).

Open Farm Cat Food vs. Under The Sun Cat Food

Wet/Canned Cat Food Open Farm Under The Sun
Crude Protein 43.5% 46.5%
Crude Fat 29.2% 22.3%
Crude Fiber 11.1% 6.7%

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.

According to our average data, Open Farm typically provides less protein than Under The Sun. However, this difference is relatively small and doesn't represent a significant difference between the two brands.


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):

  • Help transport nutrients across cell membranes
  • Fats produce metabolites, which help control inflammation
  • Maintain healthy blood pressure
  • Slow the growth of yeast infections
  • Fats improve the taste/texture of food.

Under The Sun wet recipes contain 6.83% less fat than Open Farm wet recipes. This difference in fat content is a notable difference between Open Farm and Under The Sun.


Open Farm Pet Food Ingredients vs. Under The Sun Pet Food Ingredients

Here are some of the controversial ingredients used only by Under The Sun.

Canola Oil
Pea Protein

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 Under The Sun.

Menadione Sodium Bisulfate Complex
Menadione Sodium Bisulfite Complex

Product Safety: Recall History of Open Farm & Under The Sun?

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

Price Comparison: Which Brand Is More Expensive?

Dry Dog Food Open Farm Under The Sun
Per Pound $13.24 $1.73
Per Calorie $0.0023 $0.0012
Wet Dog Food Open Farm Under The Sun
Per Pound $5.12 $4.67
Per Calorie $0.0118 $0.0097
Wet Cat Food Open Farm Under The Sun
Per Pound $7.83 $6.35
Per Calorie $0.0190 $0.0141

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 Under The Sun, 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 Under The Sun 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 Under The Sun. 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:


46 Recipes In-Stock Today

8 Recipes In-Stock Today

Where To Buy Under The Sun Pet Foods

You can purchase Under The Sun pet food products from these retailers:


8 Recipes In-Stock Today

8 Recipes In-Stock Today

10 Recipes In-Stock Today

Type Of Pet Foods Available

Product Open Farm Under The Sun
Dry Dog Food 16 Recipes 7 Recipes
Wet Dog Food 8 Recipes 8 Recipes
Dog Treats 5 Treats
Dry Cat Food 4 Recipes
Wet Cat Food 6 Recipes 9 Recipes
Cat Treats

Compare Pet Food Prices Across Multiple Pet Stores