Start With the Terms, Not the Headline Figure
A large bonus number is the easiest thing to advertise and the least useful thing to compare. Before you judge any offer, read the wagering requirement attached to it. A £10 bonus carrying 40x wagering demands £400 of staking before withdrawal, while the same £10 at 20x asks for £200. That single figure changes the real cost of the offer more than the headline value ever will. Read more about this at 30 free spins keep what you win uk.
Look at the qualifying deposit too. Many promotions quote a percentage match, so a 100% offer up to £50 requires a £50 deposit to unlock the full amount. Others set a minimum of £5 or £10. Match the figure to your normal spending rather than inflating your deposit to chase a bigger headline.
Time limits matter as much as maths. Thirty days to clear £400 of staking is comfortable. Seven days is not, especially if slot contributions vary. Check whether the clock starts at registration, at first deposit, or on the day you claim.
Finally, note the maximum bet permitted while a bonus is active, typically £5 per spin or stake. Break it and the bonus can be voided along with any winnings. That rule is buried in the small print more often than you would expect.
Check Game Weighting and Withdrawal Caps
Not every wager counts equally towards clearing a bonus. Slots usually contribute 100%, but live casino tables and roulette may count at 10% or not at all. A bonus that looks generous on paper can be near-impossible to clear if your preferred games sit at the bottom of the weighting table.
Withdrawal caps deserve the same scrutiny. A “keep what you win” promise is worth little if the maximum cashout is £50. Compare the cap against the bonus size and the staking required , a £400 staking commitment against a £100 cap is a poor return.
| Factor | Strong Offer | Weak Offer |
|---|---|---|
| Wagering | 20x or lower | 40x or higher |
| Slot contribution | 100% | 50% or less |
| Expiry | 30 days | 7 days |
| Max cashout | Uncapped or high | £50 or below |
Also confirm how your own funds interact with the bonus. Some sites apply wagering to the combined balance, meaning your real money is locked in until the requirement is met. Others release cash first. The difference affects how quickly you can walk away with winnings.
Weigh Licensing, Payment Methods and Support
Every operator targeting UK players must hold a licence from the Gambling Commission. Verify it before anything else , the licence number should appear in the site footer and be checkable on the regulator’s register. A generous bonus from an unlicensed site is worth nothing at all.
Payment terms affect the practical value of an offer. Debit card deposits usually qualify, but some e-wallets are excluded from bonus eligibility. Withdrawal speeds vary from a few hours to several days, and a few sites charge fees on smaller cashouts. A bonus tied to a slow, fee-charging withdrawal process loses value quickly.
Customer support is a fair proxy for how disputes get handled. Look for live chat with extended hours and clear published complaint procedures. If a bonus is misapplied, you want a route to resolution that does not rely on email alone.
Responsible gambling tools round out the comparison. Deposit limits, loss limits, time-outs and self-exclusion should be easy to set from your account page. A site that makes these tools hard to find is telling you something about its priorities.
Compare three or four offers side by side using these criteria and the true winner is rarely the biggest number on the page.