N or M? vs Postern of Fate: Which Should You Read?

Both live on shelves: Beresford, Tommy Beresford, Tuppence Beresford, Married people, Private investigators, England

Cover of N or M?

N or M? Agatha Christie · 1941 ★★★★☆ 3.8 191 pages · ≈ 3 h 32 m · Challenging Find on Amazon

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Cover of Postern of Fate

Postern of Fate Agatha Christie · 1973 ★★★☆☆ 3.2 249 pages · ≈ 4 h 37 m · Moderate Find on Amazon

The verdict

Readers rate N or M? higher: 3.8 vs 3.2 from 31037 votes.
Postern of Fate is the easier read (Moderate), N or M? more demanding (Challenging).

Side by side