What dog insurance is for
The type of policy you choose matters more than most people realise when they first take out cover. Accident-only policies are the most limited, they only pay out if your dog is injured, not if they fall ill. Time-limited policies cover a condition for a set period, usually 12 months, then exclude it going forward. Maximum benefit policies give you a fixed pot of money per condition, and once that's gone, the condition is excluded. Lifetime cover is generally the most useful for dogs because the vet fee limit resets each year at renewal, which makes a real difference if your dog develops something ongoing like allergies, joint problems or a hormonal condition.
Why dogs can be expensive to insure
Dogs vary more than almost any other domestic animal, and insurers price that variation in. A small mixed breed, a French Bulldog and a large working dog are not carrying the same risk, and the premiums reflect that. Flat-faced breeds tend to have higher rates because of breathing and skin problems. Larger breeds can cost more to treat because medication, anaesthetic and surgical costs often scale with size. Some breeds have a higher likelihood of joint problems, eye conditions or hereditary issues that will show up on your policy wording if you read it carefully.
None of that means a particular breed is a bad choice. It just means it's a policy detail to understand the health themes for your dog before purchase cover, rather than after a claim is declined. The dog breed guides are a good place to start.
What to check before buying
Start with the annual vet fee limit. A low-cost policy with a £1,500 or £2,000 limit can look appealing until you realise that a single orthopaedic surgery or a week of specialist care can exceed that on its own. Check the excess carefully too, some policies have both a fixed excess and a percentage co-payment on top, which means you're contributing more to every claim than the headline excess figure suggests.
Look at how the policy treats hereditary and bilateral conditions. Many dogs develop problems in both hips, both knees or both eyes, and some policies will only pay out on one side if the condition is considered bilateral. Check dental illness is included if that matters to you, it's often excluded or added as an optional extra. And if your dog is getting older, read the renewal terms, premiums and excesses can change significantly as dogs age.
A sensible way to compare
The most useful starting point is deciding what type of cover you want before you look at price. Lifetime cover and accident-only cover are not doing the same job, and comparing their premiums directly doesn't tell you much. Once you know the level of protection you're looking for, the insurer reviews give you a sense of how different providers handle claims in practice, which is often what matters most when you actually need to use the policy.