Knots and Crosses vs The Seven Dials Mystery: Which Should You Read?

Knots and Crosses
Knots and Crosses Ian Rankin · 1987 ★★★★☆ 3.7 256 pages · ≈ 4 h 44 m · Moderate Find on Amazon
vs
Cover of The Seven Dials Mystery The Seven Dials Mystery Agatha Christie · 1920 ★★★★☆ 3.8 193 pages · ≈ 3 h 34 m · Challenging Find on Amazon

The verdict

Side by side

Knots and CrossesThe Seven Dials MysteryEnjoymentDifficultyInfluencePopularityClassic
English Detective and mystery storiesPoliceFiction