- 1 San Francisco 49ers vs Arizona Cardinals : the Niners are without Purdy, and Kyler Murray will be looking to cash in
- 2 San Francisco 49ers : a defence back on track despite Purdy’s absence
- 3 Arizona Cardinals : Kyler Murray, the Niners’ usual headache
- 4 NFL Prediction San Francisco 49ers vs Arizona Cardinals
- 5 Before anything else, a word on our free picks
- 6 No commitment from us
- 7 Information changes
- 8 Your responsibility
- 9 Responsible gambling first
- 10 Legal age
- 11 About the visuals…
San Francisco 49ers vs Arizona Cardinals : the Niners are without Purdy, and Kyler Murray will be looking to cash in 
Brock Purdy is listed as highly doubtful for this home date with Arizona. Mac Jones is expected to step in at quarterback for the San Francisco 49ers.
Even without him, San Francisco comes in on the back of two comfortable wins, 27-7 against the Rams and 35-13 over Miami, to open the season.
Arizona, by contrast, has been more up and down, beating the Chargers before taking a heavy 31-7 loss in Seattle.
This NFC West clash takes place at Levi’s Stadium, with kickoff set for 22:05.
The market has the Niners as clear favourites, with an -8.5 spread, a total of 47.5 and moneyline odds down at -280, which implies a probability of close to 80%.
That level of confidence even tops the line set earlier this summer, when San Francisco was already priced as an 11.5-point favourite on paper before the season started.
The recent record also points firmly in the Niners’ direction, with six wins from the last eight meetings against Arizona, and all five of those victories coming by more than 16 points.
So this West division showdown looks like a proper test for a San Francisco side missing its starting quarterback.
The question is whether Arizona can make the most of the absence and flip a trend that has haunted it for several seasons against this same opponent.
The California franchise heads into Week 3 determined to back up its surprise status as one of the league’s best early defensive units.
San Francisco 49ers : a defence back on track despite Purdy’s absence 
San Francisco has the second-best run stop rate in the league, with 25% of opposing rushes stuffed for no gain through two weeks.
That defensive edge has gone beyond expectations under new defensive coordinator Robert Saleh, who arrived this summer.
Mac Jones, drafted in to cover for Brock Purdy, brings a sharper passing profile than his predecessor, who is more mobile but less accurate on the deeper routes.
The Niners also dictate the pace, playing at the slowest tempo in the NFL, which naturally cuts into the opposition’s possessions.
That mix of revived defence and tempo control was enough to sweep aside the first two opponents without breaking sweat.
The real question is whether Mac Jones can keep that offence ticking over across the length of a full season if Purdy is out for an extended spell.
On paper, San Francisco still has enough talent to absorb that blow without too much damage, at least in a one-off against Arizona.
After two weeks, the collective strength on show, defensive line included, carries more weight than who lines up at quarterback.
Robert Saleh has already turned a unit that was once questionable into a major pillar for the California franchise.
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Arizona Cardinals : Kyler Murray, the Niners’ usual headache 
Arizona travels on a 1-1 record after a heavy 31-7 loss in Seattle last week.
Kyler Murray and James Conner are expected to lead the Cardinals’ attack at Levi’s Stadium.
Murray has long caused specific problems for San Francisco’s defence, with his ability to create off script making life difficult for the Niners in recent seasons.
Arizona actually completed the double over San Francisco in last season’s regular campaign, a reminder that softens the gap on paper.
But a defence now led by Robert Saleh changes the picture, with a clear focus on Murray’s mobility.
After such a decisive defeat in Seattle, Arizona has to respond quickly before the gap in the standings becomes awkward to make up.
James Conner will also need to make his presence felt on the ground, because that is the only realistic way to slow the Niners’ preferred tempo.
Without a clean start, the bookmakers’ margin looks likely to be confirmed on the turf at Levi’s Stadium.
The Cardinals’ margin for error is narrow, stuck between a confident opponent and a brutal road assignment.
Projected San Francisco 49ers lineup: Mac Jones to start at quarterback, Brock Purdy doubtful.
Projected Arizona Cardinals lineup: Kyler Murray and James Conner set to start.
NFL Prediction San Francisco 49ers vs Arizona Cardinals
Our pick: under 47.5 total points in the game
The San Francisco 49ers defence has shut down both of its first two opponents this season, and the slowest pace in the league naturally keeps possessions down.
Arizona was just beaten 31-7 in Seattle and is still trying to find consistency on offence behind Kyler Murray.
The Niners’ moneyline is too short to play on its own, sitting below 1.45, which makes the total points line the more interesting angle.
Odds generally around 1.90 on this kind of total offer a much better risk-reward balance than the straight win market.
This defensive script, already seen twice this season from San Francisco, should have every chance of repeating itself against an Arizona attack still being rebuilt.
With a resurgent Niners defence and an attack on the other side still full of questions, this one has every reason to stay under the total.
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