22 cans compared

Purina ONE vs Rawz

The typical Purina ONE can gets 5.6% of its calories from carbohydrate, against 9.3% for Rawz. Purina ONE has 5 of 8 recipes under the 10% low-carb line; Rawz has 11 of 14. Below, every number is worked out the same way from each can’s label.

Purina ONE

Rawz

Purina ONE vs Rawz at a glance

Typical values are the middle recipe of each brand. Shares are of calories, so textures compare fairly. Marked cells show the better value where the gap is meaningful.

	Purina ONE	Rawz
Cans we compare	8	14
Typical carbs, % of calories	5.6%	9.3%
Carb range	3.9–13.6%	1.7–14.3%
Recipes under 10% carbs	5 of 8	11 of 14
Typical protein, % of calories	45%	45%
Typical fat, % of calories	50%	49%
Calories per ounce	31	26
Calories per can	70–105	110–188
Recipes with published phosphorus	0 of 8	14 of 14
Typical phosphorus, mg per 100 kcal	—	252 mg
Confirmed for kittens	7 of 8	7 of 14
Chicken-free recipes	0 of 8	8 of 14
Fish-free recipes	0 of 8	6 of 14
Textures	Pâté, Flaked	Pâté, Shreds in broth

Lowest-carb can from each brand

The recipe with the smallest share of calories from carbohydrate on each side, leaving out toppers meant for supplemental feeding.

Put these two side by side

Purina ONE3 oz

Chicken & Salmon Recipe

Pâté · 105 kcal per can

Carbs: 3.9%
Protein: 39%
Phosphorus: not listed

Protein 39%Fat 57%Carbs 4%

Low carb

Rawz5.5 oz

Chicken & Chicken Liver Pâté

Pâté · 188 kcal per can

Carbs: 1.7%
Protein: 33%
Phosphorus: 248mg

Protein 33%Fat 65%Carbs 2%

Low carbNo fish

Same texture, head to head

For each texture both brands make, the lowest-carb recipe from each.

Texture	Purina ONE	Rawz
Pâté	Chicken & Salmon Recipe3.9% carbs · 39% protein · 105 kcal	Chicken & Chicken Liver Pâté1.7% carbs · 33% protein · 188 kcal

Which to choose, by what your cat needs

For a diabetic or overweight cat

Purina ONE is the lower-carb line overall. Its lowest-carb recipe is Chicken & Salmon Recipe at 3.9% of calories; Rawz’s is Chicken & Chicken Liver Pâté at 1.7%. Both brands have recipes under the 10% line (5 of 8 against 11 of 14), so the right recipe matters more than the brand.

For kidney concerns

Purina ONE doesn’t publish phosphorus on the pages we checked. Rawz publishes phosphorus for 14 of 14 recipes (typical 252 mg per 100 kcal). Only recipes with a published value can be checked, so start from those and confirm targets with your vet.

For kittens

Purina ONE has 7 of 8 recipes whose label we could confirm covers growth or all life stages; Rawz has 7 of 14. A missing statement doesn’t mean a can is unsuitable, only that we couldn’t verify it.

For allergies and picky eaters

Chicken-free: Purina ONE 0 of 8, Rawz 8 of 14. Fish-free: Purina ONE 0 of 8, Rawz 6 of 14. Textures: Purina ONE makes pâté, flaked; Rawz makes pâté, shreds in broth.

Questions about Purina ONE vs Rawz

Is Purina ONE or Rawz lower in carbs?

The typical Purina ONE can gets 5.6% of its calories from carbohydrate, against 9.3% for Rawz. Purina ONE has 5 of 8 recipes under the 10% low-carb line; Rawz has 11 of 14.

Which has more protein, Purina ONE or Rawz?

They are close: 45% of calories from protein for the typical Purina ONE can and 45% for Rawz.

Which is more filling per ounce?

Rawz. Its cans average 26 calories per ounce against 31 for Purina ONE, so a cat needs fewer ounces of it to get the same calories.

Do Purina ONE and Rawz publish phosphorus?

Purina ONE doesn’t publish phosphorus on the pages we checked. Rawz publishes phosphorus for 14 of 14 recipes (typical 252 mg per 100 kcal).

Which is better for a diabetic cat, Purina ONE or Rawz?

Carbs are what matter most, and Purina ONE has the lower-carb line with 5 of 8 recipes under 10%. The best single choice is a specific recipe, not a brand: Chicken & Salmon Recipe (3.9%) from Purina ONE or Chicken & Chicken Liver Pâté (1.7%) from Rawz. Change a diabetic cat’s food only with your vet.