Start Isaiah Davis or Sione Vaki? Week 8

Our Week 8 call

Start Isaiah Davis over Sione Vaki in Week 8.

Market-based projections have Isaiah Davis at 2.4 points and Sione Vaki at 2.3, a gap of 0.1. That is inside the noise of a single catch, so treat it as close to a coin flip. No player market is posted for Isaiah Davis this week yet, so his 2.4 is the average of his market-based projections in Weeks 5 and 6 (2.9 and 1.9); the call is rebuilt when his market posts. No player market is posted for Sione Vaki this week yet, so his 2.3 is the average of his market-based projections in Weeks 5 and 7 (2.3 and 2.3); the call is rebuilt when his market posts.

What the market projects

No Week 8 player market is posted for Isaiah Davis yet. His market-based projections were 2.9 and 1.9 points in Weeks 5 and 6, an average of 2.4, which stands in until his Week 8 market posts.

No Week 8 player market is posted for Sione Vaki yet. His market-based projections were 2.3 and 2.3 points in Weeks 5 and 7, an average of 2.3, which stands in until his Week 8 market posts.

The market-based projection for Sione Vaki is 0.1 touchdowns (12 market sources).

That puts Isaiah Davis 0.1 points ahead of Sione Vaki on these projections.

Week 8 matchups

Isaiah Davis and NYJ host LV on Sunday at 1:00 PM ET.

LV allowed 25.4 fantasy points a game to RBs this season over 7 games, the 5th most in the league.

Running backs ran for 125 yards and a touchdown a game against LV and caught passes for 37 more yards.

Sione Vaki and DET host MIN on Sunday at 1:00 PM ET.

MIN allowed 16.0 fantasy points a game to RBs this season over 6 games, the fewest in the league.

Running backs ran for 84 yards and 0-1 touchdowns a game against MIN and caught passes for 18 more yards.

By points allowed to the position, Isaiah Davis has the softer matchup.

Injury status

Isaiah Davis is not on the injury report.

Sione Vaki is not on the injury report.

Usage before Week 8

Through Week 7, Isaiah Davis played 15 percent of NYJ snaps, took 11 percent of the carries, drew 6 percent of the targets and had 16 percent of the red zone chances.

Isaiah Davis, Week 4 against CHI: 2 of 32 snaps, 0 carries for 0 yards, 0 targets and 0 catches for 0 yards.

Isaiah Davis, Week 5 against CLE: 10 of 70 snaps, 2 carries for 8 yards, 2 targets and 1 catch for 9 yards.

Isaiah Davis, Week 6 against NE: 8 of 62 snaps, 7 carries for 16 yards, 1 target and 1 catch for 10 yards.

Isaiah Davis, Week 7 against MIA: 13 of 59 snaps, 1 carry for 5 yards, 3 targets and 3 catches for 49 yards.

Through Week 7, Sione Vaki played 24 percent of DET snaps, took 10 percent of the carries, drew 2 percent of the targets and had 1 percent of the red zone chances.

Sione Vaki, Week 3 against NYJ: 20 of 65 snaps, 6 carries for 26 yards, 1 target and 1 catch for 11 yards.

Sione Vaki, Week 4 against CAR: 12 of 71 snaps, 0 carries for 0 yards, 2 targets and 1 catch for 17 yards.

Sione Vaki, Week 5 against ARI: 23 of 66 snaps, 6 carries for 11 yards, 0 targets and 0 catches for 0 yards.

Sione Vaki, Week 7 against GB: 9 of 68 snaps, 1 carry for 5 yards, 0 targets and 0 catches for 0 yards.

Their 2025 seasons

In 2025, Isaiah Davis played 16 games for NYJ and scored 71.2 PPR points, 4.5 a game, finishing RB59.

He ran 43 times for 236 yards and 1 touchdown, and caught 21 of 28 targets for 186 yards.

He was on the field for 29 percent of the offense's snaps in the games he played.

In 2025, Sione Vaki played 11 games for DET and scored 0.4 PPR points, 0.0 a game, finishing RB143.

He ran 1 time for 4 yards and 0 touchdowns, and caught 0 of 0 targets for 0 yards.

He was on the field for 0 percent of the offense's snaps in the games he played.

Their other Week 8 calls

• Start Chris Rodriguez Jr. over Isaiah Davis.
• Start Corey Kiner over Isaiah Davis.
• Start George Holani over Isaiah Davis.
• Start Chris Rodriguez Jr. over Sione Vaki.
• Start Corey Kiner over Sione Vaki.
• Start Jaylen Wright over Sione Vaki.