The bookmakers offering the best rugby union odds

888 Sport have been around since 2008 and are today one of the most recognisable brands in the gambling industry. Down the years they have sponsored a number of football teams like Nottingham Forest and Birmingham City, and have had celebrity endorsements from footballers such as Ian Wright and Santiago Canizares. Big brands don't always do it best though, but does 888 Sport buck the trend?

Unibet were one of the first brands to venture into the world of online sports betting, and over 20 years later they are still setting the pace. Let's have a look at exactly why they're considered by many to be the market leader.

Betfair is home to the world's largest online betting exchange, but they also offer a lovely sportsbook, casino, bingo, and poker

Coral have part of Britain's gambling culture for nearly 100 years launching in 1926 and have been on the UK high street since the 1970's. Coral took themselves online at the end of the 20th century, and have been a huge player across the internet ever since. How do they stand up against the new kids on the block over 20 years later?

Known for their umpteen land-based casinos, Grosvenor launched their online sportsbook in 2016 and my word have they created a lovely product.

Is there another brand bigger than Ladbrokes in the sports betting industry? For as long as many of us remember, Ladbrokes have been a staple of the UK high street and today have a network of over 3,500 betting shops. In 2000, the company took their business online and instantly became the UK's most active betting website, but in this day and age, does their online presence still live up to their mammoth name?

¡Ay Karamba! Known predominantly for their fantastic and flamboyant online casino, Karamba entered the sportsbook world in 2017 and they aren't doing things by half-measures

Founded way back in 1982, BoyleSports today is Ireland's largest independent bookmaker and is one of the most recognisable industry brands in the UK offering 250 land-based bookies as well as an online sportsbook and casino.

Head on over to Betfred, where they’re racing to the front of the pack with a whole host of exciting features on the very best sporting action from across the globe. Started in 1967 by Fred and Peter Done with a single betting shop in Salford, the Betfred brand has now grown to become the world’s largest independent bookmaker covering both retail and online.

21Bet only launched in 2016, so compared to the big hitters in the industry they are very much babies, however, there's nothing about their sportsbook that suggests that they're in the least bit infantile. But though they have made a very strong impression since their inception, how do 21Bet match up to their elderly counterparts?