Headline size and real cash yield are two different things. BetMGM's up-to-$1,500 first-bet refund leads on paper; bet365's Bet $5, Get $300 leads on ease. This table puts each offer in order by how much cash value a realistic new bettor can extract — not just the marketing number.
How We Rank the Highest-Value Bonus Bet Offers
Three things drive the ranking: the maximum bonus-bet credit you can receive, whether a wagering requirement applies, and how quickly bonus bets expire. Regulated US sportsbooks' first-bet refund offers generally carry no wagering requirement on the returned bonus bets — that alone separates them from offshore headline monsters. For a deeper look at how rollover traps work, see our guide on sportsbook bonuses with no rollover requirement.
One critical thing to remember: when a bonus bet wins, only the net winnings hit your cash balance. The stake itself is forfeited. A $200 bonus bet that wins at -110 returns about $182 in real cash — not $382. Keep that in mind when comparing headline figures.
Highest-Value Sportsbook Bonus Bets Ranked
| Rank | Sportsbook | Offer | Wagering Requirement | Expiry |
|---|---|---|---|---|
| 1 | BetMGM | Up to $1,500 in bonus bets if first bet loses | None on bonus bets returned | Varies by state |
| 2 | Fanatics | Up to $1,000 in FanCash Bet Matching, or Bet $20 get $350 in FanCash ($50/day × 7 days) | None stated on FanCash match | 7-day daily credit window |
| 3 | bet365 | Bet $5, get $300 in bonus bets win or lose | None on bonus bets | 7 days |
| 4 | FanDuel | First losing wager refunded up to $200 in bonus bets | None on bonus bets | 7 days |
| 5 | DraftKings | Bet $5, get $200 in bonus bets instantly | None on bonus bets | 7 days |
Is BetMGM's $1,500 Actually the Best Offer?
By maximum credit, yes. But you have to lose your first bet to collect, and you need to stake $1,500 to get $1,500 back. Most bettors aren't putting $1,500 on a single opening wager. If you're depositing $50–$200, the BetMGM first-bet offer scales down to match your actual wager — so the real value tracks your risk appetite. BetMGM is licensed across a broad range of legal US states; check availability before signing up.
What About Fanatics' FanCash Structure?
Fanatics runs in 23 states and pays out in its proprietary FanCash currency, redeemable for bonus bets or merchandise. The Bet $20, get $350 path ($50 per day for seven days) suits bettors who plan to wager regularly that first week. The Fanatics FanCash bonus is worth reading carefully — FanCash isn't the same as cash, and that distinction matters when you're comparing offers.
The $300 for $5 Play: bet365
bet365's Bet $5, Get $300 pays regardless of whether your first bet wins or loses. That's the lowest barrier to entry on this list. The $300 splits into bonus bets that expire in 7 days, so you'll want a plan for using them before the clock runs out. For context on how short expiry windows can pressure you into poor decisions, Betonit's bonus explainer walks through the mechanics clearly.
State Availability and Odds Restrictions
All offers above are for licensed, regulated US sportsbooks only. Most are live in 20-plus states; bet365 operates in a smaller footprint. Geographic restrictions are strict — depositing from an ineligible state typically voids the bonus. One more catch: bets at odds worse than -200 (sometimes -500) often don't trigger or count toward bonus conditions. Read the fine print on odds restrictions before you place that qualifying wager.
For the full side-by-side picture across all new-account offers, see our ranked list of the best sportsbook welcome bonuses or compare individual books state by state at sportsbook bonuses available in your state. If you want to dig into a specific head-to-head, the BetMGM vs. Caesars comparison is a good next stop. Answers on taxes, expiry and wagering terms are in the sportsbook bonus FAQ.
Must be 21+ (18+ in select states). Offers subject to change; verify terms before signing up. Gambling problem? Call 1-800-GAMBLER.