Royal Canin vs Hill's Science Diet Dog Food — Australia Comparison
Updated 2026-06-28
Royal Canin and Hill's Science Diet are the two most recommended premium dog food brands by Australian veterinarians. Both are stocked at every major vet clinic, Petbarn, and PetStock across Australia. Royal Canin is known for breed-specific formulations, while Hill's focuses on life-stage and health-condition diets. For Australian dog owners, factors like heat-appropriate nutrition, availability in regional areas, and compatibility with common Australian breeds (Kelpies, Staffies, Cavoodles) are key differentiators.
Royal Canin
Royal Canin Adult Medium Dog
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Hill's
Hill's Science Diet Adult Medium Breed
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Specs Comparison
| Spec | Royal Canin Adult Medium Dog | Hill's Science Diet Adult Medium Breed |
|---|---|---|
| Protein | 25% | 21.6% |
| Fat | 14% | 14.4% |
| Fibre | 1.3% | 1.7% |
| Key Ingredients | Dehydrated poultry, rice, wheat | Chicken, whole grain wheat, cracked barley |
| Breed Options | 200+ breed-specific formulas | Size-based (small, medium, large) |
| Life Stages | Puppy, adult, senior | Puppy, adult, senior, mature 7+ |
| Made In | France / South Korea | USA / Netherlands |
| Availability | Vets, Petbarn, PetStock, Amazon AU | Vets, Petbarn, PetStock, Amazon AU |
Pros & Cons
Royal Canin Adult Medium Dog
Pros
- Breed-specific formulas for 200+ breeds mean tailored nutrition for popular Australian breeds like Cavaliers and Golden Retrievers
- Highly palatable kibble shape designed per breed — fussy eaters accept it more readily
- Vet-recommended and available at every Australian veterinary clinic for easy reordering
- Consistent formulation across batches — dogs with sensitive stomachs transition well
Cons
- Contains wheat and corn as primary carbohydrates — some Australian owners prefer grain-free options
- Premium pricing — A$89 for 10 kg is above average for dry dog food in Australia
- Breed-specific range can be confusing to navigate for mixed-breed or designer breed dogs
Hill's Science Diet Adult Medium Breed
Pros
- Better value per kilogram — A$79 for 12 kg versus Royal Canin's A$89 for 10 kg
- Chicken as the first ingredient appeals to owners who want an identifiable protein source
- Hill's Prescription Diet range (separate line) is the most vet-prescribed therapeutic food in Australia
- Higher fibre content supports digestive health in Australian dogs prone to grass-eating
Cons
- No breed-specific formulas — only size-based categories (small, medium, large breed)
- Some dogs find the kibble less palatable compared to Royal Canin's breed-shaped pieces
- Protein content at 21.6% is lower than Royal Canin — working dogs like Kelpies may need supplementation
Our Verdict
Royal Canin is the better choice if you have a purebred dog and want breed-specific nutrition — the tailored kibble shapes and formulations genuinely address breed-specific health concerns. Hill's Science Diet wins on value and simplicity — more food per dollar, identifiable protein sources, and a straightforward size-based system that works well for mixed breeds and Cavoodles. For most Australian families with a medium-sized mixed breed, Hill's Science Diet offers better value. For purebred owners who want targeted nutrition, Royal Canin justifies the premium.
Best for Budget
Hill's Science Diet Adult Medium Breed
Best for Features
Royal Canin Adult Medium Dog
Editor's Note
Both brands offer Subscribe & Save discounts on Amazon Australia, typically 5-10% off. Petbarn's loyalty program also provides recurring discounts on both brands. Australian vets generally recommend either brand equally for healthy dogs — the choice often comes down to what your specific dog prefers to eat. If your dog has a diagnosed health condition, Hill's Prescription Diet (different from Science Diet) is the most commonly prescribed therapeutic food line in Australian vet clinics.
Frequently Asked Questions
Do Australian vets recommend Royal Canin or Hill's Science Diet?
Australian vets recommend both brands equally for healthy dogs. Both meet AAFCO nutritional standards and are stocked in virtually every vet clinic across Australia. For therapeutic diets, vets more frequently prescribe Hill's Prescription Diet for specific conditions like kidney disease or weight management.
Which is better for Australian working dogs like Kelpies?
For active working dogs like Kelpies and Border Collies, Royal Canin has a slight edge with higher protein content at 25% versus Hill's 21.6%. Royal Canin also offers a Performance line specifically formulated for working dogs with higher energy requirements. Hill's Active line is an alternative but less commonly stocked in rural Australian pet stores.
Is Royal Canin or Hill's Science Diet cheaper in Australia?
Hill's Science Diet is cheaper per kilogram — approximately A$6.58/kg compared to Royal Canin at A$8.90/kg for their standard adult medium breed formulas. Over a year for a 20 kg dog eating 300g per day, that's roughly A$250 saved by choosing Hill's.
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