Line Shopping
Line shopping is the highest +EV move available to any NJ bettor that doesn't require modeling. Same bet, different prices, every day. If you're not shopping, you're paying the worst available price on every wager.
The Math: Why -110 vs -105 Matters
A standard NFL spread is priced at -110 at most NJ books. That means you risk $110 to win $100. Your break-even rate is 52.4% — you need to win more than 52.4% of -110 bets to be profitable after vig.
If you find the same spread at -105 somewhere else, you risk $105 to win $100. Your break-even rate drops to 51.2%.
That 1.2% gap, applied to a typical 500-bet year at $100 unit, is roughly $600 difference in lifetime P/L. For high-volume bettors, line shopping is the difference between marginally winning and marginally losing across a season.
Where Lines Diverge
NJ's Big Four (FanDuel, DraftKings, BetMGM, Caesars) typically post within a half-point of each other on major NFL and NBA spreads — they have model overlap and they watch each other's lines. But smaller divergence happens constantly, and on these markets it widens:
- Player props. Books price props independently. Same player, same stat, different number at FanDuel vs DraftKings happens daily.
- Alternate lines. Spreads other than the main number have wide pricing gaps.
- Live betting. Live odds shift independently at each book. bet365 prices in real-time fastest.
- Soccer markets. bet365 has the deepest soccer pricing in NJ — gaps to other books are common.
- UFC method-of-victory. Method props diverge 10-20 cents across books regularly.
- Futures. Outright winner odds for NBA Champion or Super Bowl can differ by 50+ cents across books.
The Minimum Account Set
To line shop effectively in NJ, keep accounts at 4-5 books. The practical minimum:
- FanDuel — market leader, sharp on NFL/NBA
- DraftKings — deepest player props
- BetMGM — often best on NBA totals
- Caesars — competitive on NFL spreads
- bet365 — best on soccer, tennis, live betting
Plus optionally BetRivers if you bet a lot — iRush Rewards is concrete value if you're high-volume.
When Gaps Are Widest
- Tuesday morning (NFL). Books open lines for the upcoming week. The first 24 hours see the most divergence before sharp action moves everything to consensus.
- Post-injury news. When an important player is ruled out, books move at different speeds. The slower book carries stale lines for 5-15 minutes.
- Lookahead lines. Some books post divisional or playoff lines days before competitors. These early lines are softer.
- Niche sports. Tennis, golf, NASCAR — fewer sharps, slower lines, wider gaps.
Tools That Help
Manually checking 5 apps before every bet is a non-starter at scale. Use:
- OddsJam, Action Network, Vegas Insider — odds comparison dashboards across US books
- OddsTrader, Oddspedia — free alternatives, slightly slower refresh
- The Odds API — if you want to build your own comparison tool
For live betting, manual app-switching is unavoidable. For pre-game, the comparison tools save 90% of the time.
The Limit-Cut Risk
NJ books are aggressive about cutting limits on customers who consistently bet the best line at each book. If you're routinely getting the best of every market, FanDuel and DraftKings will reduce your max stake within weeks. This is a known industry behavior — it's not personal, it's standard.
Strategies to extend account life: mix in some "recreational" bets (parlays, public sides), don't always immediately bet the line-move winner, use bonus bets for sharp plays, spread volume across more books.
Reduced-Juice Books
Some books advertise "reduced juice" — pricing standard NFL spreads at -105 instead of -110 as a customer-acquisition feature. As of 2026, no NJ-licensed book runs a permanent reduced-juice model. PointsBet ran promotional reduced-juice but the brand exited US operations. If a NJ book launches reduced-juice marketing in the future, the EV advantage is real and immediate.
Closing Line Value
The ultimate measure of line shopping skill is closing line value (CLV): did you bet at a better number than the market closed at? If you consistently beat the close, you're being out-modeled by the market — but the market is what moves toward the true probability. Beat the close consistently and you're a winning bettor in the long run, even if you have variance-driven losing months.
21+. NJ only. Gambling problem? Call 1-800-GAMBLER.