For bettors, Serena is the favorite sister

Venus Williams may be Wimbledon’s defending women’s single champion, but she will be a slight underdog against her sister, Serena, in today’s Centre Court final.

At betED.com, Serena is listed as a -115 favorite to defeat Venus (-110) in the third all-Williams sisters championship match at Wimbledon.

But it has been five years since the Williams sisters met in a title match in England. In 2003, top-seeded Serena defended her title with a three-set victory over Venus.

Odds also favor Serena in set bets:

At Sportsbetting.com, Serena is listed at 2-1 to win in two sets and at 5-2 to win in three sets. Venus is listed at 11-5 to win in two sets and at 11-4 to win in three sets.

There are also plenty of proposition wagers available for today’s final at Bodoglife.com. Here are several: will Venus win the first set (-120); will Serena win the first set (-120); total number of sets: two (-150) or three (+110); will Venus lose the first set and win the match (6-1); will Serena lose the first set and win the match (5-1).

Will Venus and Serena have a tiebreaker? yes (-120) or no (-120); Venus to break serve first (-110) or Serena to break serve first (-125); total number of games over 23.5 (-120) or under 23.5 (-120).

Will Venus serve more aces than Serena? (+200); will Serena serve more aces than Venus (-275); and will the total number of combined aces be 0-10 (+110) or more than 10 (-150).

Arena Football

The Arena Football League playoffs will have two games today, with San Jose and Philadelphia listed as home favorites to advance.

The San Jose SaberCats are the defending ArenaBowl champions and are favored by 11 points to defeat the Colorado Crush. The Philadelphia Soul, which had the best record in the National Conference, is listed as a 9 1/2 -point favorite over the New York Dragons.

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lonnie.white@latimes.com