Boom Sports (formerly Boom Fantasy) vs Polymarket (US)
Both cover NFL, CFB, NBA, CBB, WNBA and MLB and more. Here's where they differ.
Key differences
- Boom Sports (formerly Boom Fantasy) also offers pick'em and peer-to-peer pick'em.
- Boom Sports (formerly Boom Fantasy) covers NASCAR, which Polymarket (US) doesn't.
- Polymarket (US) covers Boxing and Cricket, which Boom Sports (formerly Boom Fantasy) doesn't.
| Contest types | Pick'em, Peer-to-peer pick'em, Prediction market | Prediction market |
|---|---|---|
| States | — | — |
| Sports | NFL, CFB, NBA, CBB, WNBA, MLB, NHL, Golf, NASCAR, MMA, Soccer, Tennis, Esports | NFL, CFB, NBA, CBB, WNBA, MLB, NHL, Golf, MMA, Boxing, Soccer, Tennis, Esports, Cricket, Other |
| Minimum age | 18+ | 18+ |
| Min deposit | — | — |
| Payouts | PayPal, Venmo, ACH / bank transfer, Debit card | Debit card, ACH / bank transfer, Apple Pay, PayPal, Venmo, USDC (crypto), Wire (via support) |
| New-user offer | Up to $30 in free entries (one $10 Pick & Spin and two $10 Pick'Em) after a first deposit and $5 of cash entries | $25 trading credit for a first deposit of $10 or more, plus $25 more with a referral code (credits can't be withdrawn) |
| Canada | No | No |
| Founded | — | 2020 |
| Owner | Boom Shakalaka, Inc. (private) | Blockratize Inc. d/b/a Polymarket (private; Intercontinental Exchange agreed to invest up to $2B in Oct 2025) |
| Visit Boom Sports (formerly Boom Fantasy)(opens in a new tab) | Visit Polymarket (US)(opens in a new tab) |
The table is built from each listing's published details. See the Boom Sports (formerly Boom Fantasy) and Polymarket (US) profiles for their sources and check dates.