How to Compare Sportsbook Bonuses Like a Pro

"Bet $5, get $200." "Up to $1,500 back!" "100% deposit match!" Sportsbook welcome offers shout big numbers, and bettors leave real money on the table by either ignoring them or chasing the loudest one. The truth is that the headline figure tells you almost nothing about an offer's actual value — that's decided in the fine print. Learn to read the terms and you can compare any two bonuses apples-to-apples and claim the ones genuinely worth your time. Here's how the pros size up a promo. Browse the current offers on our promotions hub as you read.

Know the offer types first

Almost every welcome bonus is one of three structures, and they behave very differently:

• Bonus-bet drops ("Bet $5, get $200"). You place a small qualifying wager and receive a fixed reward in bonus bets — usually win or lose. These are typically the highest value-per-dollar offers because your risk is tiny.
• First-bet / no-sweat offers ("up to $1,500 back"). If your first real-money bet loses, you're refunded — almost always in bonus bets, not cash. The "up to" figure is the maximum you'd need to risk to max it out, not free money.
• Deposit matches ("100% up to $500"). The book matches a percentage of your deposit, usually locked behind a playthrough (rollover) requirement before you can withdraw.

Our guide to sportsbook bonuses breaks down each type in detail, but the key insight is that a "$200" bonus-bet offer you unlock with a $5 wager can easily be worth more to you than a "$1,500" first-bet offer that asks you to risk $1,500 to capture it.

The terms that actually determine value

Once you know the type, the fine print decides the real worth. These are the terms to find every time:

Term	Why it matters
Bonus bets vs. cash	Bonus bets aren't withdrawable — you keep the winnings, not the stake
Minimum odds	Bonus bets often require -200 or longer, limiting where you can use them
Playthrough / rollover	How many times you must wager funds before cashing out a deposit match
Expiry	Many bonus bets vanish in 7 days — unused value is lost value
Qualifying bet rules	Some offers exclude certain markets or void on cash-out

The single most important one is bonus bets vs. cash. When you stake a bonus bet, you keep only the profit, not the stake itself — so a $100 bonus bet at even money returns $100, not $200. As a rule of thumb, a bonus bet is worth roughly 60–70% of its face value in real terms, depending on the odds you use it at. That single adjustment reshuffles most "which offer is bigger" comparisons.

Comparing offers apples-to-apples

To rank two promos fairly, convert each to its expected real cash value — what you'd realistically pocket — rather than trusting the headline. A quick method:

• Estimate the reward you'll actually receive. For "bet $5, get $200," that's $200 in bonus bets for $5 at risk. For a first-bet offer, weigh it by how likely your qualifying bet is to lose (that's when you get the refund).
• Discount bonus bets to ~65% of face value. That converts paper value into realistic cash.
• Subtract what you have to risk and account for playthrough. A deposit match locked behind a 10x rollover is worth far less than one with light playthrough.

The EV calculator helps you put numbers to a bonus bet's expected return at a given price, and learning the role of the vig helps you understand why "minimum odds -200" restrictions quietly erode an offer's value. For a worked roundup of current standout offers and how they score, see this month's best sportsbook sign-up bonuses.

A worked comparison: two offers head-to-head

Put the method to work on two typical offers and watch the "bigger" one lose:

• Offer A — "Bet $5, get $200 in bonus bets." You risk $5 and receive $200 in bonus bets win or lose. Discount the bonus bets to ~65% of face value and you're looking at roughly $130 of realistic value for $5 at risk — an enormous return on a tiny qualifying wager.
• Offer B — "First bet up to $1,000 back if it loses." The refund only triggers if your first bet loses (say ~50% of the time for a near-even wager), and it comes as bonus bets. Risk the full $1,000 and your expected refund is about 0.5 × $1,000 × 0.65 ≈ $325 of value — but only if you stake $1,000, and nothing if your bet wins.

Offer B's headline is five times bigger, yet Offer A is the better deal for almost everyone: far more value per dollar risked, no need to wager a four-figure sum, and the reward is guaranteed rather than conditional. This is exactly why pros convert before they compare — the loudest number is rarely the best one.

Red flags that shrink an offer's value

Some terms are designed to make a number look bigger than it plays. Watch for:

• High playthrough on deposit matches. A "$1,000 bonus" with 15x rollover can require $15,000 of wagering to unlock — at which point the vig you pay grinding it out may exceed the bonus.
• Short expiry windows. A big bonus-bet drop is worthless if it expires before you have games to use it on.
• Restrictive minimum odds. "-200 or longer" forces you onto heavy favorites with thin payouts, capping how much profit a bonus bet can generate.
• Single-use, all-at-once bonus bets. One $200 bonus bet you can't split is riskier and usually less valuable than four $50 bets.

The pro move: claim more than one — strategically

Welcome offers are one-time per book, but you can claim one at each book you join. Because the best price on any given bet moves between books, opening two or three accounts lets you both stack multiple bonuses and line-shop for the best number on every wager — the habit that saves real money over a season, as we show in how comparing odds saves you hundreds per year.

The discipline is to treat the bonus as a tiebreaker, not the deciding factor. Pick books with strong everyday pricing first — start with our sportsbook reviews for names like DraftKings and FanDuel — then let the welcome offer sweeten which you open first. A great bonus on a book with consistently bad prices is a bad deal; a solid bonus on a book you'd use anyway is found money. When you're ready to claim one, our step-by-step sign-up walkthroughs cover the process, and the best promos today tracker flags time-sensitive offers.

The takeaway

Comparing bonuses like a pro comes down to one habit: ignore the headline, read the terms, and convert every offer to its realistic cash value before you choose. Discount bonus bets, respect playthrough and expiry, and never let a flashy number lure you onto a book with weak pricing. Do that, and welcome offers become exactly what they should be — a low-risk boost to your bankroll rather than a trap. Pair smart bonus-hunting with disciplined bankroll management, and bet only what you can afford to lose; a bonus should never push you to wager more than you planned.