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Port Adelaide vs GWS Preview & Tips: 2026 AFL Round 21

July 31st 2026, 1:25am, By: Jake Smit

Power vs Giants Betting Tips

Super Saturday in the AFL continues with an intriguing matchup between Port Adelaide and GWS at Adelaide Oval. The Power are currently the slight favourites despite being in the bottom four on the ladder, although the Giants recent form has left much to be desired. 

We bring you our full preview and expert tips for the Power vs Giants below, with odds thanks to PuntSport

PuntSport

Port Adelaide vs GWS Prediction & Betting Tips: AFL 2026 Round 21 

Power Playing for Pride at Home 

Port Adelaide returns to the Adelaide Oval this Saturday night aiming to salvage some pride in what has been a difficult 2026 campaign. Sitting down in 15th position on the ladder with a dismal 6-13 record, the Power are well out of the finals race. They have faced a tough recent stretch, coming off heavy defeats to Brisbane and Fremantle in the past fortnight. Coach Josh Carr will be asking for a response from his men in front of their home fans, despite dealing with a brutal injury list that currently has star playmakers Zak Butters and Connor Rozee sidelined. With those massive midfield absences, the heavy lifting falls squarely onto the shoulders of Jason Horne-Francis, who has been in phenomenal touch and will be relied upon to drive this team forward.

 

Depleted Giants Fading Fast 

The Giants travel to South Australia with their season hanging by the barest of threads. Currently sitting in 12th position with an 8-11 record, they have made a frustrating habit of dropping games against sides below them on the ladder. In fact, the Giants have lost their last four matches against opposition they were widely expected to beat. Making matters significantly worse is a mounting injury crisis that has absolutely gutted their top-end talent. Star midfielder Finn Callaghan has recently been ruled out for the remainder of the season following ankle surgery. 

 

Match Prediction and Best Bet 

This is an incredibly tricky match to assess with high confidence given that both teams enter the contest heavily undermanned. The Giants are technically still fighting to keep their top 10 and finals chances alive, but deep down, they will know that mountain is simply too steep to climb with such a crippling injury list. Port Adelaide should get enough of a boost from playing at home to secure the four points, but with both squads missing so much top-end talent, a blow-out on either side feels unlikely. Expect a scrappy, tight battle at Adelaide Oval where the Power do just enough to hold off GWS. 

Port Adelaide 1-39

$2.30 (0.75 Units)

 

Port Adelaide vs GWS Prop Bet 

Jack Whitlock has been one of the shining lights for Power fans this season. In just his second season and still yet to fill out into his big frame, he’s shown some genuine upside with his ability to mark inside 50 and take the ball at the highest point. He may only be averaging 1.0 goals per game, but the Power are favourites here and Whitlock has the ability to stretch the GWS defence with Sam Taylor most likely going to Mitch Georgiades. 

Jack Whitlock 2+ Goals

$2.75

 

Port Adelaide vs GWS Same Game Multi 

Jack Whitlock 2+ Goals: For the reasons mentioned above in our prop bet. 

Callum Brown Anytime Goal Scorer: He’s a bit of an enigma, although he continues to hit the scoreboard with at least one goal in each of his last five matches. 

Joe Berry Anytime Goal Scorer: He’s starting to show his potential as a lively forward for the Power with four goals in his last five matches. Adds some nice juice to a nice SGM. 

Same Game Multi

$5.75

 

Port Adelaide vs GWS Match Info & Betting Odds  

Date: Saturday 1st August
Time: 6:35pm AEST 
Location: Adelaide Oval, SA 

Odds: Port Adelaide $1.73 vs GWS $2.11
Line: -4.5 
Points: 168.5 

 

Where to Watch Port Adelaide vs GWS

You can watch the Power vs Giants live and ad-free on Kayo Sports.  

 

Back in our 2026 AFL Tips at PuntSport!  

Not familiar with PuntSport? Check out our full PuntSport review here, or by clicking the banner below.

PuntSport Review

Based on the South-West coast of Victoria, Jake has been an avid sports fanatic since he could walk. Aussie Rules, basketball, and soccer are his main three loves, but he's also got a soft spot for countless other sports.

Besides being a major contributor to our sports and fantasy content since 2017, Jake is our Content Manager & Editor and helps to plan and coordinate our team of writers every week. He's also one of the unlucky ones that is a keen Port Adelaide and Phoenix Suns fan, so go easy on him.

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