Cardinals vs. Rams Prediction, Odds & Spread: Week 6The Rams Have a Chance of 88% to Beat the Cardinals

The Rams are one of the biggest favorites in Week 6. They have an 88% chance to beat NFC West rival Arizona at SoFi Stadium. Kalshi has the spread listed at Rams −12.5. Los Angeles is only 2-3 after a 37-34 overtime loss to Buffalo on Monday Night Football. Arizona fell to 1-4 on Sunday in a 45-21 loss to the visiting Detroit Lions.

Who wins?

88^%Los Angeles Rams

About 9 in 10 (−702)

Kalshi88¢Polymarket US87.8¢Polymarket88¢Gemini88¢

Prices to buy now. $100 on Polymarket US at the ask pays $113 if correct, before fees.

Lowest comparable ask: Polymarket US

The upset

12^%Arizona Cardinals

About 1 in 8 (+702)

Kalshi13¢Polymarket US12.5¢Polymarket13¢Gemini13¢

Prices to buy now. $100 on Polymarket US at the ask pays $800 if correct, before fees.

Lowest comparable ask: Polymarket US

Spread and total

LAR −12.5O/U 52.5

Kalshi's lines closest to a coin flip

By Cheryle Shepstone · Reviewed by Christopher FeeryData observed Oct 13, 4:01 PM ET

ArizonaCardinals1-4 · Away

+704

PreviewSun · 4:05 PM ETFox · SoFi Stadium

Los AngelesRams2-3 · Home

−704

12%Cardinals

Rams88%

Chance to win, from Kalshi and Polymarket US

Best price to buy

Fees included

Buy Rams at 87.8¢on Polymarket US · pays $1 if they win

Ranked by price with each venue’s taker fee on one contract. Polymarket’s international site isn’t open to US traders, so it’s never marked best.

Markets’ projected final

From the spread & total

20Cardinals

32Rams

The Rams by 12.7 with 52.1 total points: the lines Kalshi’s spread and total markets price at even odds. Before the game: LAR -12.5, total 52.5.

NFL Week 6 · Sun, Oct 18 · 4:05 PM ET

Cardinals vs. Rams moneyline odds

Upcoming

Show payouts

Prices to buy each team. Tap a price to open Kalshi, Polymarket US, Polymarket and 1 more.

Arizona Cardinals at Los Angeles Rams: moneyline on Kalshi, Polymarket US, Polymarket and 1 more, observed between Oct 13, 3:57 PM and 4:01 PM ET
Team	Average	Kalshi	Polymarket US	Polymarket	Gemini	Sources
Los Angeles RamsHome · −702	88% $100 on Polymarket US at the ask pays $113	Kalshi88¢	Polymarket US87.8¢	Polymarket88¢	Gemini88¢
Arizona CardinalsAway · +702	12% $100 on Polymarket US at the ask pays $800	Kalshi13¢	Polymarket US12.5¢	Polymarket13¢	Gemini13¢

Best prices to buy: the Rams at 87.8¢ on Polymarket US; Arizona at 12.5¢ on Polymarket US. Buying both costs $1.002 for a $1 payout, so there's no arbitrage. Traded in the past 24 hours: $32K on Kalshi, $7K on Polymarket US and $6K on Polymarket.

Kalshi: OpenPolymarket US: OpenPolymarket: OpenGemini: Open Average is the mean of each venue's price for the outcome, where it lists one: the midpoint of Kalshi's bid and ask; Polymarket US's displayed price; the midpoint of Polymarket's bid and ask; the midpoint of Gemini's bid and ask. Source: Kalshi / Polymarket US / Polymarket / Gemini via DeFi Rate, observed between Oct 13, 3:57 PM and 4:01 PM ET.

Price history · Kalshi daily closeOct 6 – Oct 12

Over the past week on Kalshi, the Rams gained 2 points, to 88%.

CardinalsRams

Source: Kalshi daily close via DeFi Rate, Oct 6 to Oct 12 (UTC days). A day without a close is left out.

Spread & total · Kalshi, Polymarket US and Gemini

Cardinals vs. Rams spread and over/under

Kalshi, Polymarket US and Gemini price a ladder of margins and totals: tap a price to buy that line. The line closest to a coin flip is tagged.

Rams win by more than…

Prices to buy Yes on each line, on each venue; ✓ marks the lowest ask. Odds: the price as American odds, before fees.

Spread ladder on Kalshi, Polymarket US and Gemini: the lines closest to a coin flip
Rams by	Odds	Kalshi	Polymarket US	Gemini
10+ pts	−138	Kalshi59¢	Polymarket US57.5¢	Gemini59¢
11+ pts	−120	Kalshi55¢	Polymarket US55.5¢	Gemini56¢
13+ pts Coin flip	−102	Kalshi51¢	Polymarket US50.5¢	Gemini51¢
14+ pts	+111	Kalshi48¢	Polymarket US47.5¢	Gemini50¢
15+ pts	+138	Kalshi43¢	Polymarket US42.5¢	Gemini43¢

All 27 spread lines

Prices to buy Yes on each line, on each venue; ✓ marks the lowest ask. Odds: the price as American odds, before fees.

Spread ladder on Kalshi, Polymarket US and Gemini: every line
Winner by	Odds	Kalshi	Polymarket US	Gemini
Cardinals 2+ pts	+852	Kalshi11¢	Polymarket US11¢	Gemini12¢
Cardinals 3+ pts	+953	Kalshi10¢	Polymarket US10¢	Gemini11¢
Cardinals 4+ pts	+1233	Kalshi8¢	Polymarket US7.5¢	Gemini9¢
Cardinals 5+ pts	+1438	Kalshi7¢	Polymarket US7¢	Gemini8¢
Cardinals 6+ pts	+1567	Kalshi7¢	Polymarket US6.5¢	Gemini8¢
Cardinals 7+ pts	+2400	Kalshi5¢	Polymarket US5.5¢	Gemini7¢
Cardinals 8+ pts	+2757	Kalshi4¢	Polymarket US4¢	Gemini5¢
Cardinals 10+ pts	+2757	Kalshi4¢	Polymarket US3.5¢	Gemini5¢
Cardinals 11+ pts	+2757	Kalshi4¢	Polymarket US3.5¢	Gemini6¢
Rams 2+ pts	−590	Kalshi86¢	Polymarket US86.5¢	Gemini88¢
Rams 3+ pts	−488	Kalshi84¢	Polymarket US85¢	Gemini87¢
Rams 4+ pts	−344	Kalshi78¢	Polymarket US79.5¢	Gemini79¢
Rams 5+ pts	−292	Kalshi75¢	Polymarket US76.5¢	Gemini76¢
Rams 6+ pts	−264	Kalshi73¢	Polymarket US74.5¢	Gemini74¢
Rams 7+ pts	−228	Kalshi70¢	Polymarket US71.5¢	Gemini71¢
Rams 8+ pts	−167	Kalshi63¢	Polymarket US63.5¢	Gemini63¢
Rams 10+ pts	−138	Kalshi59¢	Polymarket US57.5¢	Gemini59¢
Rams 11+ pts	−120	Kalshi55¢	Polymarket US55.5¢	Gemini56¢
Rams 13+ pts Coin flip	−102	Kalshi51¢	Polymarket US50.5¢	Gemini51¢
Rams 14+ pts	+111	Kalshi48¢	Polymarket US47.5¢	Gemini50¢
Rams 15+ pts	+138	Kalshi43¢	Polymarket US42.5¢	Gemini43¢
Rams 17+ pts	+167	Kalshi38¢	Polymarket US40.5¢	Gemini40¢
Rams 18+ pts	+186	Kalshi36¢	Polymarket US37.5¢	Gemini36¢
Rams 21+ pts	+257	Kalshi29¢	Polymarket US29.5¢	Gemini30¢
Rams 24+ pts	+388	Kalshi21¢	Polymarket US21.5¢	Gemini22¢
Rams 28+ pts	+641	Kalshi15¢	Polymarket US15¢	Gemini16¢
Rams 31+ pts	+900	Kalshi11¢	Polymarket US10¢	Gemini12¢

Total points over…

Prices to buy Yes on each line, on each venue; ✓ marks the lowest ask. Odds: the price as American odds, before fees.

Total points ladder on Kalshi, Polymarket US and Gemini: the lines closest to a coin flip
Over	Odds	Kalshi	Polymarket US	Gemini
Over 50.5	−125	Kalshi56¢	Polymarket US56¢	Gemini59¢
Over 51.5	−111	Kalshi53¢	Polymarket US52.5¢	Gemini53¢
Over 52.5 Coin flip	+106	Kalshi49¢	Polymarket US50¢	Gemini51¢
Over 53.5	+115	Kalshi47¢	Polymarket US47.5¢	Gemini47¢
Over 54.5	+135	Kalshi43¢	Polymarket US43.5¢	Gemini43¢

All 19 total lines

Prices to buy Yes on each line, on each venue; ✓ marks the lowest ask. Odds: the price as American odds, before fees.

Total points ladder on Kalshi, Polymarket US and Gemini: every line
Over	Odds	Kalshi	Polymarket US	Gemini
Over 31.5	−2122	Kalshi96¢	Polymarket US95¢	Gemini97¢
Over 34.5	−1150	Kalshi93¢	Polymarket US92.5¢	Gemini94¢
Over 37.5	−641	Kalshi87¢	Polymarket USNot listed	Gemini88¢
Over 40.5	−471	Kalshi83¢	Polymarket US82.5¢	Gemini85¢
Over 43.5	−285	Kalshi75¢	Polymarket USNot listed	Gemini76¢
Over 46.5	−203	Kalshi68¢	Polymarket US68¢	Gemini68¢
Over 49.5	−138	Kalshi59¢	Polymarket US59¢	Gemini59¢
Over 50.5	−125	Kalshi56¢	Polymarket US56¢	Gemini59¢
Over 51.5	−111	Kalshi53¢	Polymarket US52.5¢	Gemini53¢
Over 52.5 Coin flip	+106	Kalshi49¢	Polymarket US50¢	Gemini51¢
Over 53.5	+115	Kalshi47¢	Polymarket US47.5¢	Gemini47¢
Over 54.5	+135	Kalshi43¢	Polymarket US43.5¢	Gemini43¢
Over 55.5	+150	Kalshi41¢	Polymarket USNot listed	Gemini41¢
Over 58.5	+217	Kalshi32¢	Polymarket US32.5¢	Gemini33¢
Over 61.5	+300	Kalshi26¢	Polymarket USNot listed	Gemini27¢
Over 64.5	+441	Kalshi19¢	Polymarket US19¢	Gemini20¢
Over 67.5	+614	Kalshi15¢	Polymarket US14.5¢	Gemini16¢
Over 70.5	+900	Kalshi11¢	Polymarket US11¢	Gemini12¢
Over 73.5	+1438	Kalshi8¢	Polymarket US8¢	Gemini9¢

Open Chance is the midpoint of Kalshi's bid and ask. Fair odds are that chance as American odds, before fees. Polymarket US lists one team’s spread both ways: an underdog line there is bought as No on the favorite’s line. Source: Kalshi, Polymarket US and Gemini via DeFi Rate, observed between Oct 13, 3:05 PM and 4:02 PM ET.