The Fifth to Die vs The Fourth Monkey: Which Should You Read?

Both live on shelves: Serial murderers, Mystery, Fiction

The Fifth to Die

The Fifth to Die J. D. Barker · 2018 ★★★★☆ 4.2 526 pages · ≈ 9 h 44 m · Moderate Find on Amazon

The Fourth Monkey

The Fourth Monkey J. D. Barker · 2017 ★★★★☆ 4.3 404 pages · ≈ 7 h 29 m · Moderate Find on Amazon

The verdict

Ratings are close: 4.2 vs 4.3 — either is a safe pick by score.
The Fourth Monkey is the quicker read — about 7 hours vs 9 for The Fifth to Die.