Philadelphia Phillies vs. New York Mets

Platform comparison

Active sub-markets

Market context

The Philadelphia Phillies face the New York Mets in a Saturday evening MLB clash at Citi Field, with the game scheduled for 4:10PM ET. The market currently assigns a 37% implied probability to a Phillies victory, translating to decimal odds of approximately 2.70, while the Mets sit as the clear favourite. This matchup follows a razor-thin 2–1 Phillies win in their last meeting on 26 June, suggesting a tight contest where a single defensive error or pitching lapse could decide the outcome[3].

Historically, back-to-back games between these rivals in June often produce low-scoring affairs where the home team’s bullpen strength dictates the result. The current 37% probability for the Phillies aligns with their season ranking: tied 16th in runs but 25th in batting average, indicating offensive inconsistency that books like Kalshi and Betfair may price differently than Polymarket’s implied-probability model[9]. While Polymarket charges minimal fees with no KYC, Kalshi requires identity verification and applies higher fees, creating divergent liquidity and price efficiency for this specific event.

Traders should monitor starting pitcher lineups and any late-injury announcements before the 4:10PM ET start, as Mets’ home slide concerns could shift momentum if their ace is confirmed[4]. Recent analysis highlights Kyle Schwarber’s over/under 1.5 total bases prop at +120, a key catalyst for Phillies scoring if he connects early[7]. With the settlement window ending 4 July 2026, any postponement will keep the market open, but a cancellation or tie resolves 50–50, a clause that Smarkets and Betfair may frame with distinct decimal odds versus implied probability structures.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares Philadelphia Phillies vs. New York Mets specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Is this market available outside the US?

PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.