Our credit card content is based on our own independent analysis of the UK market, with a focus on product features, costs, and real-world value.

ClearScore is a credit broker, not a lender. As with the rest of our site, we may receive a commission if you take out a product through us — but this never affects our ratings, our written assessments, or which cards we view more favourably. Our commercial relationships are separate from our editorial analysis in the Learn section of the website, and a card's placement in our "Best" lists reflects our own assessment against the criteria below, not which providers have a commercial relationship with us.

Credit cards are one of our most extensively researched product categories. As of 03 September 2026, we have reviewed and compared 100+ cards from 25 major UK issuers, analysing more than 1,600 data points spanning fees, APRs, rewards, introductory offers, and other key features.

This page explains how we research, score, and compare credit cards, and how we decide which cards appear in our "Best" lists.

Our Approach

We review credit cards from the perspective of real UK consumers. That means we look beyond headline rates and welcome offers to understand the full picture: what a card actually costs, what it pays back, and whether it's genuinely useful for the type of person it's marketed to. Where a card has clear limitations relative to its cost or to similar products, we say so — with specific reasons, not just a blanket rating.

What We Look At

We consider the following factors when reviewing every credit card:

Annual Fee

The annual fee sets the baseline. A card with a high fee needs to deliver clear, quantifiable value to justify the cost. We calculate whether the benefits — cashback, rewards, perks, travel credits — realistically offset what you pay each year for the average cardholder. Where possible, we conduct breakeven analyses (for example, finding the breakeven spending level below which a free card is better value and above which a paid version is better value).

Representative APR and Interest Rates

APR matters to anyone who doesn't clear their balance in full each month. We flag cards with punishingly high ongoing rates, and we note when a low introductory rate reverts to something much higher once the promotional period is over. We also point out actions that can bring a promotional period to an early end, such as being late on a payment or exceeding the credit limit.

Welcome Offers and Introductory Deals

Welcome bonuses and 0% introductory periods can be genuinely valuable, but only if you'll actually use them. We assess these on their real-world terms — how much you need to spend to qualify, over what period, and what the reward is potentially worth in pounds. Where a reward is points or vouchers, we do our best to estimate typical value accurately, and explain why and how that value can vary.

Ongoing Rewards and Earning Rates

For rewards cards, we calculate estimated annual earnings rates. Where we mention potential £ value, we base these figures on expected value of points or miles and typical UK household spending patterns, so cards can be compared on a like-for-like basis rather than just the headline earn rate. We look at whether bonus categories match how most people actually spend, and flag where they don't.

Value of Points and Miles

Not all rewards are worth the same. We convert points and miles into approximate cash values so you can compare rewards cards and cashback cards on an equal footing. Where redemption value varies significantly depending on how it's redeemed, we explain why, by how much, and ways to extract better value.

Fees Beyond the Annual Fee

Foreign transaction fees, balance transfer fees, cash withdrawal fees, and late payment charges can significantly affect the true cost of a card. We document these clearly and flag when they're unusually high. Or low.

Eligibility and Accessibility

Where possible, we note the credit profile a card is realistically aimed at — for example, if it's designed for poor/limited credit — and flag where eligibility checkers are available, so you can check your chances without affecting your credit score.

Extra Benefits and Perks

Some cards offer travel insurance, airport lounge access, purchase protection, or cashback at specific retailers. We list these and, where possible, assign a practical value to help you assess whether they're relevant (for example, noting the cost of buying lounge access independently of the card).

How We Build "Best" Pages

Cards appear in our "Best" pages because they stand out for a specific type of user or use case. A card that's average overall might be a top pick in a more specific category (for example, the best no-annual-fee cashback card), so our picks can differ between pages.

For each "Best" page, we consider the factors above according to what matters most in that context:

• Best Cashback Cards — ongoing earn rate and simplicity of redemption, as well as welcome offers and fees.

• Best Travel Cards — low foreign transaction fees, travel-related perks (lounge access, travel insurance, no cash withdrawal fees abroad), and rewards on travel spending.

• Best Balance Transfer Cards — the length and terms of the 0% balance transfer period, the balance transfer fee, and the ongoing APR once the deal ends.

• Best Purchase Cards — the 0% purchase period length and any conditions attached (e.g. reversion rate); some come with other features, like rewards, which we point out.

• Best Cards for Bad or Limited Credit — accessibility (likelihood of approval), fees, APR, and credit limits.

• Best Rewards Cards — the breadth and generosity of the earn structure across different spending categories, the flexibility of redemption options, and the overall value relative to any annual fee.

How We Handle Fast-Moving Deals

Some card features — particularly 0% balance transfer and purchase periods — change faster than almost anything else we cover. The specific provider offering the longest 0% period, or the lowest transfer fee, can shift within days or weeks, sometimes before a page can be updated to reflect it.

For these fast-moving categories, we separate two things that are often bundled together elsewhere: what the market currently looks like, and which specific provider currently offers it.

• Where useful, we describe the current shape of the market — for example, the longest 0% purchase period currently available, or the typical range of balance transfer fees — sourced and dated at the time of writing, so it's clear when this snapshot was taken and where it came from.

• We generally avoid pairing a specific current rate or duration with a specific named provider in this kind of content, since that pairing is the part most likely to go stale first. A number that's accurate today can describe the wrong provider within weeks.

• Where we do name providers in this context, it's to indicate who has competed in this space, not to assert they currently hold the top spot or that their specific terms remain as described.

• For the most current terms, we recommend checking directly with the provider or using an eligibility checker where available — the specific rate, fee, or offer you'd actually be eligible for can depend on your own circumstances, and may differ from the general market figures described here.

This means content in these categories is built to stay useful as a market guide even as the specific market leader changes.

How We Keep Content Up to Date

We aim to complete a full review of our credit card content at least once each year. Credit card interest rates, welcome offers, earn rates, terms, and product availability can all shift without notice. We update our content as quickly as possible when we identify a change, but because terms can change after we publish, we always recommend checking current details directly with the provider before applying.

The latest credit card review was completed in August - September 2026.

A Note on Independence

ClearScore is authorised and regulated by the Financial Conduct Authority (FCA), FRN: 654446. ClearScore is a credit broker, not a lender. Nothing on this site constitutes personalised financial advice; our content is designed to help you understand your options and make your own informed decision. We do not tell you which card to get — that's your call.