# Polymarket odds: coverage, best prices and margin

Polymarket compared with the other bookmakers: events listed per sport, how often its price is the best, its average margin and uptime, by day for 30 days.

Site: https://polymarket.com. Period: **Today**, [Yesterday](https://odds.observer/bookmakers/polymarket?period=yesterday), [7 days](https://odds.observer/bookmakers/polymarket?period=7d), [30 days](https://odds.observer/bookmakers/polymarket?period=30d). 2026-11-02.

Days are UTC; numbers are kept for 30 days. Coverage: the share of all events on the site this bookmaker lists. Best: the share of time its price was the best (ties included) over every outcome at least two bookmakers price; sole: no other bookmaker matched it. Margin: its average margin on the main market, weighted by time.

## Today

| Bookmaker | Prematch events | Live events | Best | Sole best | Margin |
|---|---:|---:|---:|---:|---:|
| [Polymarket](https://odds.observer/bookmakers/polymarket.md) (exchange) | 1381 (30.5%) | 207 (13.5%) | 40.2% | 38.6% | 6.0% |

### By market

| Market | Best | Sole best |
|---|---:|---:|
| Result | 19.3% | 18.7% |
| Totals | 44.6% | 42.7% |
| Handicaps | 54.4% | 52.1% |

### By sport

| Sport | Prematch events | Live events | Best | Sole best |
|---|---:|---:|---:|---:|
| ⚽ Football | 593 (36.4%) | 26 (8.4%) | 39.5% | 38.3% |
| 🏀 Basketball | 230 (40.6%) | 17 (7.9%) | 34.2% | 33.2% |
| 🎾 Tennis | 384 (25.1%) | 135 (25.7%) | 47.0% | 46.4% |
| 🥊 MMA | 14 (35.9%) | 0 (—) | 27.6% | 23.7% |
| ⚾ Baseball | 1 (20.0%) | 0 (0.0%) | 18.3% | 18.3% |
| 🏏 Cricket | 7 (6.3%) | 4 (6.2%) | 20.4% | 20.2% |
| 🎮 Esports | 66 (32.2%) | 22 (14.1%) | 57.4% | 57.2% |
| 🏈 American football | 86 (44.3%) | 3 (100.0%) | 44.5% | 38.8% |

## By day

| Day | Events | Prematch coverage | Best | Uptime |
|---|---:|---:|---:|---:|
| 2026-11-02 | 1588 | 30.5% | 40.2% | 100.0% |
| 2026-11-01 | 2264 | 26.1% | 44.9% | 100.0% |
| 2026-10-31 | 2487 | 21.2% | 49.3% | 100.0% |
| 2026-10-30 | 1968 | 20.7% | 46.0% | 100.0% |
| 2026-10-29 | 2122 | 23.7% | 42.8% | 100.0% |
| 2026-10-28 | 2471 | 24.4% | 41.3% | 100.0% |
| 2026-10-27 | 2507 | 24.5% | 40.4% | 100.0% |
| 2026-10-26 | 1921 | 25.9% | 40.1% | 100.0% |
| 2026-10-25 | 2272 | 24.2% | 43.8% | 100.0% |
| 2026-10-24 | 2278 | 19.4% | 49.9% | 100.0% |
| 2026-10-23 | 1817 | 20.2% | 51.4% | 100.0% |
| 2026-10-22 | 2021 | 24.9% | 47.8% | 100.0% |
| 2026-10-21 | 2253 | 24.9% | 43.3% | 100.0% |
| 2026-10-20 | 1287 | 17.9% | 41.5% | 10.7% |


## Structured data

schema.org JSON-LD, the same as in the HTML page.

```json
[
  {
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
      {
        "@type": "ListItem",
        "position": 1,
        "name": "Bookmakers",
        "item": "https://odds.observer/bookmakers"
      },
      {
        "@type": "ListItem",
        "position": 2,
        "name": "Polymarket",
        "item": "https://odds.observer/bookmakers/polymarket"
      }
    ]
  }
]
```

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Odds change quickly; check the bookmaker's site before betting. 18+. Source: https://odds.observer/bookmakers/polymarket