Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
81% | 19% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
81% | 19% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 81% |
| 1st 5 Innings O/U 3.5 | 69% |
| O/U 7.5 | 64% |
| 1st 5 Innings O/U 4.5 | 58% |
| O/U 8.5 | 56% |
| NRFI | 53% |
| 1st 5 Innings O/U 5.5 | 47% |
| O/U 9.5 | 45% |
| Los Angeles Angels vs. Baltimore Orioles | 42% |
| Spread -1.5 | 42% |
| 1st 5 Innings Spread -1.5 | 37% |
| 1st 5 Innings O/U 6.5 | 36% |
| Spread -2.5 | 31% |
| Spread -1.5 | 31% |
| 1st 5 Innings Spread -1.5 | 24% |
| Spread -2.5 | 23% |
| Extra Innings | 7% |
Market context
The Los Angeles Angels face the Baltimore Orioles in a game where the crowd’s **42% YES** price implies Baltimore are the short favourite. That is broadly consistent with the teams’ current records and home split: ESPN lists Baltimore at **38-44 overall** and **22-19 at home**, while the Angels are **34-48** and **15-27 away**.[2] For comparison, exchange-style markets often quote this as a *decimal price* rather than a percentage, so a 42% implied chance on Polymarket corresponds to roughly **2.38** in decimal form before fees and spread; Kalshi and Smarkets display probability-like pricing, while Betfair’s exchange pricing is usually less intuitive because the effective cost also depends on commission and whether you are backing or laying.
Recent head-to-head results also caution against over-reading the market price. The Angels won **7-6 in extra innings** on 24 June and **5-1** the day before, but Baltimore had beaten them **6-1** on 22 June, and CBS noted the Orioles have gone **21-6 against the Angels since 2022**.[8][15][4] That mix suggests a volatile matchup rather than a one-sided spot, which helps explain why a mid-40s probability is still plausible even with Baltimore’s stronger season-long profile.
The main catalysts are starting pitcher confirmation, lineup availability and whether the game is completed on schedule, because a postponement keeps the market open until a final result is posted, while a cancellation or tie settles 50-50.[16] Traders on Polymarket, Kalshi, Betfair and Smarkets should also note that access and frictions differ: Kalshi is more geographically restricted, whereas Betfair and Smarkets are more dependent on local availability and commission structure, so the same match-up can trade at slightly different effective prices across books.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $198K.
Methodology
We read Los Angeles Angels vs. Baltimore Orioles from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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