Miami Open: Sorana Cirstea vs Elise Mertens

Prediction market · Polymarket

Overview

This market refers on the tennis match between Sorana Cirstea and Elise Mertens in the Miami Open, scheduled for March 21 at 11:00AM ET. This market will resolve to 'Sorana Cirstea' if Sorana Cirstea advances against Elise Mertens. This market will resolve to 'Elise Mertens' if Elise Mertens advances against Sorana Cirstea. 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.

Ticker

wta-cirstea-mertens-2026-03-21

Volume

25.0K

24h volume

25.0K

1w volume

25.0K

Open interest

0

Liquidity

26.4K

Liquidity CLOB

26.4K

Start

Mar 20, 2026

End

Mar 28, 2026

Status

Active

Access

Restricted

Created

Mar 21, 2026

Resolution source

https://www.wtatennis.com/scores

Event ID

290924

Slug

wta-cirstea-mertens-2026-03-21

Markets

10

Raw event data
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  "title": "Miami Open: Sorana Cirstea vs Elise Mertens",
  "description": "This market refers on the tennis match between Sorana Cirstea and Elise Mertens in the Miami Open, scheduled for March 21 at 11:00AM ET.\n\nThis market will resolve to 'Sorana Cirstea' if Sorana Cirstea advances against Elise Mertens.\n\nThis market will resolve to 'Elise Mertens' if Elise Mertens advances against Sorana Cirstea.\n\nIf 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.\n\nIf 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.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.",
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  "startDate": "2026-03-20T22:03:08.74013Z",
  "creationDate": "2026-03-21T15:00:00Z",
  "endDate": "2026-03-28T15:00:00Z",
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      "outcomes": "[\"Cirstea\", \"Mertens\"]",
      "outcomePrices": "[\"0.48\", \"0.52\"]",
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      "active": true,
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      "conditionId": "0x145c3bae24a4975a74af6b3bb240ec131635b4be29a39a8527224fc35c3b921e",
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      "resolutionSource": "https://www.wtatennis.com/scores",
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      "startDate": "2026-03-20T23:03:22.882766Z",
      "image": "https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png",
      "icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png",
      "description": "This market refers to the tennis match between Sorana Cirstea and Elise Mertens in the Miami Open, scheduled for March 21 2026.\nThis 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.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf 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.\nResolution will be based on official WTA statistics.",
      "outcomes": "[\"Over\", \"Under\"]",
      "outcomePrices": "[\"0.53\", \"0.47\"]",
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      "active": true,
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      "description": "This market refers to the tennis match between Sorana Cirstea and Elise Mertens in the Miami Open, scheduled for March 21 2026.\nThis 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.\"\nAny first-set tiebreak counts as one (1) game toward the total.\nIf 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.\nResolution will be based on official WTA results.",
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      "icon": "https://polymarket-upload.s3.us-east-2.amazonaws.com/wta-logo-41f331bdf1.png",
      "description": "This market refers to the tennis match between Sorana Cirstea and Elise Mertens in the Miami Open, scheduled for March 21 2026.\nThis 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.\"\nAll tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.\nIf 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.\nResolution will be based on official WTA statistics.",
      "outcomes": "[\"Over\", \"Under\"]",
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    "context_description": "Trader consensus gives Sorana Cirstea a narrow 52.5% implied edge over Elise Mertens in their Miami Open clash, driven by Cirstea's surging hard-court form after reaching the Indian Wells quarterfinals and upsetting higher seeds. The matchup's tight balance arises from Mertens' 5-2 head-to-head advantage, her steady baseline play, and better rest after a straight-sets win, countering Cirstea's aggressive serving on outdoor hard courts. No injuries mar official reports for either, but Miami's variable winds could favor Mertens' superior movement. Momentum swings—like Cirstea's qualifier grind versus Mertens' cleaner path—might tip odds, as early-round upsets often defy slim favorites in WTA 1000 events.",
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