Brock Purdy vs Patrick Mahomes: Who Should You Start?

Week 4 analysis

AstroLineup recommends starting Brock Purdy over Patrick Mahomes. Here's how the two compare on AstroScore, matchup, projected points, and expert consensus rank.

BP
Brock Purdy
QB · SF
vs
PM
Patrick Mahomes
QB · KC
Verdict · Week 4
▲ Start Purdy
50
AstroScore
30
18.7
Projected Points
19.9
#7
ECR Rank
#2
vs DEN ★★★★★
Matchup
@ LV ★★★★★
★ Why start Purdy over Mahomes?
→Mahomes leads the numbers — Mahomes projects ~1.2 points more and ranks higher at #2, but Purdy's neutral cosmic conditions versus Mahomes's challenging week could shift the advantage to Purdy
→Purdy steady, Mahomes strained — Purdy's week looks uneventful, while Mahomes faces pressure that may lead him to force plays and make more mistakes.
Purdy’s stars50 · Neutral
No cosmic push either way, so trust his 18.7-point projection
Quiet chart
No significant planetary activity this week. Astrology is not a factor; go by his projection and matchup.
Mahomes’s stars30 · Weak
Lean toward him falling short of his 19.9-point projection
MarsDrive & physicality▼ Moderate drag
Mars adds competitive pressure that can tip into impatience under pass rush or tight coverage. Expect a higher chance of forced throws, off-platform attempts, and turnover-worthy plays.
Minor factors: Moon (mood & rhythm) ▼ slight drag
More Week 4 Comparisons
JA
Josh Allen
QB · BUF
80
VS
PM
Patrick Mahomes
QB · KC
30
JB
Joe Burrow
QB · CIN
60
VS
BP
Brock Purdy
QB · SF
50
KM
Kyler Murray
QB · MIN
55
VS
PM
Patrick Mahomes
QB · KC
30
DM
Drake Maye
QB · NE
50
VS
KM
Kyler Murray
QB · MIN
55
JB
Joe Burrow
QB · CIN
60
VS
JA
Josh Allen
QB · BUF
80
TS
Tyler Shough
QB · NO
75
VS
JB
Joe Burrow
QB · CIN
60