Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
71% | 29% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
71% | 29% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 71% |
| 1st 5 Innings O/U 3.5 | 60% |
| O/U 7.5 | 55% |
| Detroit Tigers vs. Pittsburgh Pirates | 51% |
| NRFI | 49% |
| 1st 5 Innings O/U 4.5 | 48% |
| O/U 8.5 | 47% |
| Spread -1.5 | 39% |
| O/U 9.5 | 37% |
| 1st 5 Innings O/U 5.5 | 36% |
| Spread -1.5 | 32% |
| 1st 5 Innings Spread -1.5 | 31% |
| Spread -2.5 | 30% |
| 1st 5 Innings Spread -1.5 | 28% |
| 1st 5 Innings O/U 6.5 | 26% |
| Spread -2.5 | 23% |
| Extra Innings | 10% |
Market context
The Detroit Tigers face the Pittsburgh Pirates in a regular-season Major League Baseball matchup scheduled for 17 August at 7:05 PM Eastern Time. The market currently reflects a 51% implied probability favouring a Tigers victory, suggesting near-parity between the two franchises for this fixture. Settlement occurs on 24 August, allowing seven days for the game to be completed should postponement occur.
Detroit's recent performance trajectory provides the primary historical lens for interpreting current odds. The Tigers have demonstrated inconsistent form throughout the 2026 season, oscillating between competitive stretches and extended slumps. Pittsburgh, conversely, has maintained a more stable but lower-ceiling performance profile. Head-to-head records between these clubs over the past three seasons show marginal advantages shifting year to year, with neither establishing clear dominance. This historical parity aligns with the near-50/50 split reflected in current crowd probability.
Traders should monitor roster availability in the days preceding the fixture, particularly starting pitcher assignments and any late-inning bullpen injuries. Recent weather forecasts for Pittsburgh warrant attention, as August thunderstorms occasionally force postponements in the region. Betting line movements from major sportsbooks will signal whether professional oddsmakers perceive information asymmetry relative to the crowd-implied 51% figure. Any significant line shifts in the 48 hours before first pitch typically indicate material changes in player availability or weather confidence that the market has not yet fully priced.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $197K.
Methodology
This page tracks Detroit Tigers vs. Pittsburgh Pirates across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Election Predictions UK provide a 0%-fee route into the same order book.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
UK Frequently Asked Questions
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Election Predictions UK route into the same order book at 0% fees.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
Trade Detroit Tigers vs. Pittsburgh Pirates on Election Predictions UK
Live order book, 0% fees, USDC settlement in seconds.
Open live market →