What are the current The Masters odds on Polymarket and Kalshi?

PredictMarketCap compares The Masters odds across Kalshi, Polymarket in real time. The leading outcome is Jon Rahm beats Bryson DeChambeau, trading at 59% on Kalshi and 8% on Polymarket. The average cross-platform spread is 0.9pp.

Why do The Masters odds differ between Polymarket and Kalshi?

Different prediction markets have separate trader bases, fee structures, and liquidity pools. Polymarket is crypto-based and available globally, while Kalshi is CFTC-regulated and US-only. These differences can cause odds to diverge, especially during breaking news when one platform's traders react faster than others.

How much money is being traded on The Masters?

Across all platforms, $9.44M has been traded on The Masters markets, with $16.33M in open interest. Kalshi has $29.8K in volume, Polymarket has $9.41M in volume.

✓ 85% matchother

The Masters: Kalshi vs Polymarket

94 outcomes|2 platforms

Trade on Kalshi Details

Trade on Polymarket Details

Total Volume

$9.44M

Open Interest

$16.33M

Avg Spread

0.9pp

Max Spread

51.1pp

Compare The Masters prediction market odds side by side across Kalshi, Polymarket. Platforms show similar odds, with an average spread of just 0.9pp. Close agreement often signals strong market consensus. With $9.44M in combined trading volume across 94 outcomes, this is one of the most actively traded cross-platform prediction markets.

Arbitrage Opportunity

51.1pp spread

Jon Rahm beats Bryson DeChambeau

Buy YES 8%on

Polymarket

Buy NO 41%on

Kalshi

Cost: 49¢ per pair → pays $1 at resolution. Gross spread 51.1pp before fees.

View all arbs

Cross-Platform Odds Comparison

Outcome	Kalshi	Polymarket	Spread
Jon Rahm beats Bryson DeChambeau	59%+1.0Buy	8%±0Buy	51.1pp spread

Descriptions normalized for comparison (outcome names replaced with [OUTCOME])

Highlight differences

Kalshi

If Bryson DeChambeau wins the head-to-head matchup against Jon Rahm in the full tournament of the 2026 The Masters, then the market resolves to Yes.

Additional Settlement Rules

If the head-to-head matchup is for a singular round, only the golfers’ scores from that specific round will be considered for the resolution of the market, regardless of their cumulative tournament score at the end of that round. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the PGA or Augusta National, Inc. All trademarks, logos, and brand names are the property of their respective owners.

Polymarket

This polymarket will resolve according to the player who wins the 2026 Masters Tournament. If this player is eliminated from contention for The Masters based on the official rules of the tournament, the relevant market will resolve to "No". In the event of a tie, this market will resolve according to the official winner as determined by The Masters official tournament rules. If no winner is announced by December 31, 2026, this market will resolve to "Other". The primary resolution sources will be the official results published by the PGA TOUR website and The Masters website. A consensus of credible reporting may also be used.