How Much to Feed a Sphynx Cat
Without fur to insulate it, the Sphynx burns extra calories just keeping warm. Using the veterinary RER/MER formula, an adult Sphynx Cat of about 9 lbs needs roughly 241 kcal per day — around 63 g (0.6 cups) of typical dry food. The calculator below is pre-set for the Sphynx Cat: adjust the weight, life stage and food type to match your cat.
Sphynx Cat portion calculator
Veterinary RER/MER formula — daily calories, grams and cups.
RER 201 kcal × 1.2 (adult, neutered/spayed) = 241 kcal, at 380 kcal/100g. Estimates for healthy pets — always confirm with your veterinarian.
Cats are obligate carnivores with a metabolism that differs sharply from dogs — their energy multipliers are lower, and an indoor Sphynx Cat often needs even less than the 241 kcal this calculator estimates. Many cat foods overstate portions on the label. Weigh the daily amount (about 63 g of the selected food) rather than free-pouring, and use a body-condition check monthly: you should feel ribs under a thin fat layer.
A healthy adult weight for the Sphynx Cat is around 9 lbs (4.1 kg), which yields a resting energy requirement (RER) of 201 kcal. Multiplied by the adult, neutered/spayed factor of 1.2, the daily target is 241 kcal — roughly 121 kcal per meal over 2 meals. Wet food changes the volume dramatically: at ~95 kcal/100g you would serve about 254 g of canned food instead.
These numbers are a starting point, not a prescription. The calculator supports every life stage (kitten, adult, neutered/spayed, adult, intact, senior, weight loss plan) — a kitten can need two to three times the adult allowance, while a senior or a cat on a weight-loss plan needs noticeably less. Recheck the numbers after any change in weight, activity, food brand or neutering status, and always transition between foods gradually over 7–10 days. For medical conditions, pregnancy or lactation, follow your veterinarian's feeding plan instead.
Frequently asked questions
How much food should a Sphynx Cat eat per day?
A typical adult Sphynx Cat weighing 9 lbs needs about 241 kcal per day (adult, neutered/spayed), which is roughly 63 grams — about 0.6 cups — of standard dry food, split into 2 meals.
How is the Sphynx Cat's daily portion calculated?
We use the standard veterinary formula: Resting Energy Requirement (RER) = 70 × (weight in kg)^0.75, then multiply by a life-stage factor. For a 4.1 kg Sphynx Cat, RER is 201 kcal, and the adult, neutered/spayed factor of 1.2 gives 241 kcal per day.
How many times a day should I feed my Sphynx Cat?
2 meals per day is the standard recommendation for a adult, neutered/spayed cat — about 121 kcal (32 g of dry food) per meal. Puppies and kittens need 3–4 smaller meals instead.
Should I feed my Sphynx Cat wet or dry food?
Both can be complete diets; what changes is volume and water intake. The same 241 kcal daily target is about 63 g of dry food but roughly 254 g of wet food. Many owners mix both — just keep the combined calories at the target.