---
title: "Sophia Biolay vs Emma Slavikova"
canonical_url: https://betcrypto.now/events/sophia-biolay-vs-emma-slavikova-polymarket-1beab201
status: live
kickoff_at: 2026-10-28T11:00:00+00:00
trading_closes_at: 2026-11-04T11:00:00+00:00
total_volume_usd: 243.87
venues: ["Kalshi", "Polymarket", "Polymarket US"]
categories: ["Sports", "Tennis"]
prices_as_of: 2026-10-28T04:17:45+00:00
publisher: BetCrypto
data_api: https://betcrypto.now/api/v1/events/sophia-biolay-vs-emma-slavikova-polymarket-1beab201
---

# Sophia Biolay vs Emma Slavikova

Live · kickoff 2026-10-28 11:00 UTC · $244 traded · listed on Kalshi, Polymarket, Polymarket US

## About

This market refers to the tennis match between Sophia Biolay and Emma Slavikova in the W15 Essen, Main Draw, originally scheduled for October 28, 2026 at 7:00AM ET.

This market will resolve to 'Sophia Biolay' if Sophia Biolay advances against Emma Slavikova.

This market will resolve to 'Emma Slavikova' if Emma Slavikova advances against Sophia Biolay.

If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

_From Polymarket's listing._

## Moneyline

| Outcome | Probability | Cheapest | Kalshi | Polymarket | Polymarket US |
|---|---|---|---|---|---|
| Sophia Biolay | 82% | 84¢ on Polymarket US | — | 84¢ | 84¢ |
| Emma Slavikova | 18% | 20¢ on Polymarket | — | 19¢ | 20¢ |

## Other markets

- W15 Essen: Sophia Biolay vs Emma Slavikova Set Handicap +/-1.5 — 2 outcomes
- W15 Essen: Sophia Biolay vs Emma Slavikova Set Handicap +/-1.5 — 2 outcomes

_Every market's prices are on the event page._

## Open on a venue

- [Kalshi](https://betcrypto.now/go/e/1027597?via=md)
- [Polymarket](https://betcrypto.now/go/e/1024750?via=md)
- [Polymarket US](https://betcrypto.now/go/e/1021324?via=md)

---

Probability is the cross-venue consensus (book midpoints, 0–100%). Venue columns are what buying costs there (the ask). Prices move constantly; re-check at the canonical URL or the [JSON API](https://betcrypto.now/api/v1/events/sophia-biolay-vs-emma-slavikova-polymarket-1beab201).

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