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This market refers on the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 8 at 9:30PM ET.

This market will resolve to 'Sabalenka' if Aryna Sabalenka advances against Madison Keys.

This market will resolve to 'Keys' if Madison Keys advances against Aryna Sabalenka.

If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.

If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.

If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.

The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to “Sabalenka” if Aryna Sabalenka wins the first set. It will resolve to “Keys” if Madison Keys wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official WTA match statistics.

Brisbane International: Aryna Sabalenka vs Madison Keys Set 1 Winner

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official WTA results.

Brisbane International: Aryna Sabalenka vs Madison Keys Set 1 O/U 8.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official WTA results.

Brisbane International: Aryna Sabalenka vs Madison Keys Set 1 O/U 9.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official WTA results.

Brisbane International: Aryna Sabalenka vs Madison Keys Set 1 O/U 10.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official WTA statistics.

Brisbane International: Aryna Sabalenka vs Madison Keys Total Sets: O/U 2.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official WTA statistics.

Brisbane International: Aryna Sabalenka vs Madison Keys Match O/U 21.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official WTA statistics.

Brisbane International: Aryna Sabalenka vs Madison Keys Match O/U 22.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official WTA statistics.

Brisbane International: Aryna Sabalenka vs Madison Keys Match O/U 23.5

This market refers to the tennis match between Aryna Sabalenka and Madison Keys in the Brisbane International, scheduled for January 9 2026.
This market will resolve to "Sabalenka" if Aryna Sabalenka wins by 2 or more sets than Madison Keys, based on the final completed score. Otherwise, it will resolve to "Keys."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official WTA results.

Moneyline
$139k Vol.

Set Handicap
$331 Vol.

Total Sets
$1.2k Vol.

Total Games
$3.8k Vol.

1st Set

1st Set Winner
$1.8k Vol.

1st Set Total Games
$4.0k Vol.

Moneyline
$139k Vol.

Set Handicap
$331 Vol.

Total Sets
$1.2k Vol.

Total Games
$3.8k Vol.

1st Set

1st Set Winner
$1.8k Vol.

1st Set Total Games
$4.0k Vol.

Madison Keys vs. Aryna Sabalenka Odds & Predictions (Jan. 8, 2026) | Polymarket

Moneyline$139k Vol.

Set Handicap$331 Vol.

Total Sets$1.2k Vol.

Total Games$3.8k Vol.21.522.523.5chevron left

1st Set

1st Set Winner$1.8k Vol.

1st Set Total Games$4.0k Vol.O8.50.0¢U8.50.1¢8.59.510.5chevron left

Moneyline$139k Vol.

Set Handicap$331 Vol.

Total Sets$1.2k Vol.

Total Games$3.8k Vol.21.522.523.5chevron left

1st Set

1st Set Winner$1.8k Vol.

1st Set Total Games$4.0k Vol.O8.50.0¢U8.50.1¢8.59.510.5chevron left

Moneyline
$139k Vol.

Set Handicap
$331 Vol.

Total Sets
$1.2k Vol.

Total Games
$3.8k Vol.

1st Set Winner
$1.8k Vol.

1st Set Total Games
$4.0k Vol.

Moneyline
$139k Vol.

Set Handicap
$331 Vol.

Total Sets
$1.2k Vol.

Total Games
$3.8k Vol.

1st Set Winner
$1.8k Vol.

1st Set Total Games
$4.0k Vol.