How We Rate Online Sports Betting Sites

Farah Barry
Fact Checked By Mark Fordham

The team at Bookies.com will only recommend the best online betting sites. We have a tried and trusted way of reviewing online bookmakers and evaluating online casinos. This means our readers are very well placed to access the leading operators for their sports betting.

A team of experts are behind all the sportsbook reviews. We know that readers visit our site because they trust our verdict on each bookie. We use a strict set of criteria when it comes to reviewing a bookmaker. There are also repeat visits on a timely basis to assess the overall service.

By adopting an expert-informed sportsbook rating system, we are effectively ranking bookies according to what’s most important to customers.

We can showcase the very best bookmakers on categories such as payment, welcome bonus and user experience. We also know that odds, markets and security are vital when it comes to deciding the best betting site.

Table of Contents

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Bookies.com Online Sportsbooks Evaluation Methodology

Total 100% Weighting

Pillar 1: User Experience & Accessibility

A customer needs to have a smooth user experience whether they’re using desktop, mobile or app. This means fast page-loading speeds and quick navigation to the markets and odds that they desire.For app betting, we want to see highly-rated apps for iOS and Android. There should be Face ID log in available and the chance to receive offer notifications through the app.

Bet slip functionality should enable customers to place bets in seconds. We’re also wanting to see accessible customer service channels such as Live Chat. The optimum user experience should start with registration that enables readers to be up and running in minutes.

By regularly testing out each sportsbook, we’re in a great position to highlight the sites and apps that have the best user experience.

Mark Fordham for Bookies.com
Mark Fordham Content Manager

Pillar 2: Odds and Markets

Every bookmaker claims to have great odds but some are clearly more competitive than others. We firstly assess how wide ranging the sports coverage happens to be. We can then delve into the event and market range.

Typically, a bookie should have hundreds of pre-match and In-Play markets for a football match. We check odds against third-party data services and that enables us to truly recommend the betting sites with the best prices.

We want to see our readers being given competitive odds across their chosen sports. We’re also keen to see Bet Builders feature heavily in the product range.

Bookies.com — Sports Events Reel
NFL
NBA
Premier League
Champions League
Wimbledon
Formula 1
Six Nations
The Open
MLB
Darts Premier League
Grand National
Olympics
NHL
NFL
NBA
Premier League
Champions League
Wimbledon
Formula 1
Six Nations
The Open
MLB
Darts Premier League
Grand National
Olympics
NHL

Getting the best odds every time you bet increases the chances of securing a long-term profit with your wagering.

Oliver Lines for Bookies.com
Oliver Lines Online Gambling Expert

Pillar 3: Payments

Readers want to have plenty of flexible payment options when it comes to sports betting. These should include bank card, e-wallet, Apple Pay and Google Pay.

We’re also encouraged to see smart banking methods such as Trustly, Klarna and Interac. Ideally, there should be no fees using any payment option when you’re depositing or withdrawing.

The minimum deposit amount should be no higher than $10 and the same applies with withdrawals. When it comes to the latter, extra marks go to operators who facilitate same-day payouts. Some will return your withdrawable funds in minutes.

Deposits should be instant so you can start betting right away. The majority of bookies now also facilitate same-day withdrawal.

Faith Yearwood for Bookies.com
Faith Yearwood Online Gambling Expert

Pillar 4: Bonuses and Offers

All the sports betting sites at Bookies.com offer a welcome bonus to new players. They will all be slightly different in terms of bonus value, minimum deposit and type of offer. It’s important you understand how each promotion works before signing up.

We’re looking out for the minimum odds for qualifying bets along with any wagering requirement. The latter generally refers to any winnings you might make from a welcome bonus. Ideally, this can be withdrawn rather than having to play it through. Don’t be completely swayed by the size of a free bet if you have to jump through more hoops to win money from it.

Make sure you take full advantage of a new customer welcome bonus after reading the terms and conditions.

Adam Kenny for Bookies.com
Adam Kenny Senior Content Manager

Pillar 5: Security

Security is paramount. All sports betting sites recommended by Bookies.com are licensed and regulated. Some will have UKGC approval, while others will have a Malta Gaming Authority rubber stamp.

This means that each bookmaker is held to account by a governing body. It has to demonstrate that robust security measures are in place. This includes customer information being kept secure along with payment information.

State-of-the-art encryption should be deployed by a bookie in the same way that you would find with a reputable online bank. Look out for certificates at the foot of the homepage and the lock icon in the URL bar.

New Jersey Division of Gaming Enforcement Pennsylvania Gaming Control Board UK Gambling Commission Malta Gaming Authority Gibraltar Regulatory Authority ACT Government Gambling and Racing Commission Northern Territory Racing Commission Nevada Gaming Control Board GBGA Gaming Labs Certified AGCO New Jersey Division of Gaming Enforcement Pennsylvania Gaming Control Board UK Gambling Commission Malta Gaming Authority Gibraltar Regulatory Authority ACT Government Gambling and Racing Commission Northern Territory Racing Commission Nevada Gaming Control Board GBGA Gaming Labs Certified AGCO

A licensed and regulated sportsbook gives you a completely secure and fair experience.

James Stoddart for Bookies.com
James Stoddart Online Gambling Expert

Bookies.com Star Ratings

The above five pillars are used to calculate an overall rating for each sportsbook. The team deploy a quantitative scoring system so that a total is reached by objective means.

Our experts are also able to add in their own weighting based on the wealth of industry experience that has been amassed. These ratings are also regularly reviewed to reflect the improvements that might have taken place.

The best sports betting sites will achieve a very high rating across all five pillars. These represent the best starting point for customers when it comes to opening an account.

RatingWhat to expect

1 Star Betting Sites

Avoid

These betting sites should be avoided at all costs. They are likely to have little to no regulation or licensing in place. As a result, customers can’t be guaranteed a safe of fair wagering experience. It’s also possible that the user experience will be poor. Many one-star rated bookies will use a white label to provide a sports betting service. That means the markets and odds aren’t created on a bespoke basis.

2 Star Betting Sites

Poor

A two-star rating means that the team at Bookies.com will recommend readers swerve these sites if possible. They are likely to fall short on at least one of the five pillars. As with the one-star sites, there might be a question mark over licensing and regulation. Even if they’re licensed, it might not be with the best jurisdiction. There are likely to be prohibitive wagering requirements with a welcome bonus too. Payment options could be limited and there may be delays when it comes to withdrawing.

3 Star Betting Site

Mediocre

Bookies in this category will provide customers with a solid and secure option. It will be more of a no-frills experience where a clutch of sports are covered well. These sportsbooks may fall short in certain areas including welcome bonus, competitive odds or payment options. It’s also likely that there will be scarcity of existing customer promotions. However, they might represent a good alternative if you’re looking for a new bookmaker to try out.

4 Star Betting Sites

Good

Into the big stuff. These sportsbooks will score highly across the Bookies.com five pillars. There will be a solid user experience across desktop, mobile and app which we can recommend. There will also be a generous welcome bonus and existing player offers on an ongoing basis. It’s likely that features such as Bet Builder and Cash Out will also figure prominently. Payment methods will be plentiful and quick withdrawals will be available.

5 Star Betting Sites

Excellent

We’re always delighted to award a five-star rating. It means our readers can get a generous welcome bonus and then enjoy quality ongoing promotions across several sports. For each sport, there will be extensive markets for pre-event and In-Play betting. This will often include a Bet Builder along with fast markets where the bets are settled quickly. Cash out values will be fair and apply to most markets, with players also able to benefit from a smooth app experience and quick bet placement.

Bookies Superstar

Our top pick

There’s five-star and then there’s superstar! Now and again, a bookmaker comes along who gives you an enormous amount of bang for your buck. That means being foot-perfect when it comes to welcome bonus, competitive odds and payment options. For the latter, withdrawals take place instantaneously which means you get the money right away. An enormous range of sports and markets is a given with these operators and they should be a go-to when it comes to your daily sports betting.

Sportsbook Example - Betfred UK

5+/5
rating

To help explain our ranking process, Betfred is a great example of what we look for in a top‑tier UK online sportsbook. From the moment you land on the site, it’s clear Betfred has invested in a sleek, fast and user‑friendly experience. That quality extends to its iOS and Android betting apps too, both of which enjoy strong user ratings and smooth performance on the go.

Betfred delivers an impressive selection of betting markets and competitive odds, alongside popular features like Bet Builders, Live Streaming and Early Cash Out, giving players plenty of ways to enhance their bets. Payment options are equally flexible, with support for debit cards, Apple Pay and instant bank transfers.

Security is a major factor in our rankings, and Betfred ticks every box with full UK licensing, regulation and encrypted payments. New customers can also claim a generous welcome offer, making it a strong choice for first‑time bettors. Our experts consistently recommend Betfred as one of the best sportsbooks for new players.

Online Betting Sites to Avoid

Any bookmakers that have a one or two-star rating will never be recommended by Bookies.com. We have a duty of care to our readers. If online safety is a concern with an operator, our experts will advise you to steer clear and go for a better alternative.

Some of the red flags are as follows:

How To Sign Up To A Sportsbook

  1. Read through the sportsbook reviews at Bookies.com
  2. Choose the bookmaker that appeals the most
  3. Tap through using one of the available links
  4. Fill in some basic personal information such as name, address and date of birth
  5. Add in a promo code if required
  6. Agree to the terms and conditions and confirm your account
  7. Make a first deposit using one of the payment options
  8. Place a qualifying bet and you will then secure a welcome bonus

Our Experts

Our experts have decades of industry experience. In a lot of cases, our staff have worked for various betting companies. It means we can provide an authoritative and objective review of every sportsbook that is in operation.

The editorial staff deploy strict QA methodology when it comes to reviewing each bookmaker. We also pay regular visits to the sites and apps to ensure that the level of quality remains high across the five pillars.

We pride ourselves on the extensive reviews which will highlight both the positives and negatives with each sports betting brand. It means that our readers can trust our verdict and know where they can bet safely.

Discover more about our team and our values.

Bookies.com Stats Module
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Sportsbooks Reviewed
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Expert Authors and Reviewers
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Global Markets
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Years in the Online Gambling Industry

Why Trust Us

We take all factors into consideration. Our ratings system means that bookmakers need to shine across several categories. Our team will always be objective and call out an operator that falls short in a specific department. Our primary mission is to inform readers rather than simply promote operators blindly.

Other sites might create sportsbook reviews but we go the extra mile. Every time a review is created, another member of the editorial staff fact checks it. We then have a system where we perform regular checks for each sports betting site. This allows us to check whether the overall level has declined, improved or stayed the same.

It’s imperative that we put ourselves in the position of the consumer. We all place bets on a regular basis and the user experience shapes our reviews. If we’re placing regular wagers with a specific operator, then they must be doing things right.

Many of betting sites are recognisable and trusted brands. They have decades of history to fall back upon and some strong company values. These enable customers to trust an operator who are licensed and regulated with a string of governing bodies all over the world.

Affiliate Disclaimer: Here at Bookies.com, we provide independent reviews but also have affiliate partnerships in place with bookmakers. This means we might earn commission from the sites that we recommend. That doesn’t interfere with our objective stance towards an operator.

Responsible Gambling

Here at Bookies.com, we take responsible gambling very seriously. Only ever gamble what you can afford to lose. Bear in mind that a welcome bonus can often carry risk in terms of depositing and gambling a specific amount.

There are lots of measures in place to ensure you keep your gambling in check. This includes setting a deposit limit, reality checks and self-exclusion.

Below are some links which can be utilised should you need further help:

Final Thoughts

You should use Bookies.com to shape your online sports betting. We are in a trusted position to recommend the best bookmakers for each country. Readers can be confident of the experience that they’re going to enjoy when they visit a specific bookie.

Our advice would be to sign up with a handful of highly-rated sportsbooks and use them on an ongoing basis. There’s a welcome bonus to be landed and then the chance to compare the markets and odds. You will soon be able to decide on your preferred sportsbook based on the sports and markets which interest you the most.

Bookies.com Sportsbook Rating FAQs

How are online betting sites rated at Bookies.com?

Bookies.com will use a tried and tested review process with each online betting site. We use five specific pillars to measure each bookmaker. We have a score system so you can trust the overall outcome and review.