Interview Difficulty Tiers: Accuracy Benchmarks (2026)

    2026-01-21
    Interview
    Research
    Data
    • 1 min read

    Benchmarks compare accuracy and speed across easy, medium, and hard interview questions, with a tiered study plan for 2026 prep and faster gains each week.

    What this dataset is

    Benchmarks below are based on anonymized, aggregated interview practice attempts. Use as directional guidance.

    Sample and method

    • n=22,140 technical and behavioral questions
    • Difficulty tiers assigned by question complexity
    • Scores measure accuracy and completion time

    Accuracy and speed by tier

    TierAccuracyMedian time
    Easy72%55s
    Medium58%78s
    Hard43%112s

    Tiered study plan

    • Week 1: easy tier for structure and pacing
    • Week 2: medium tier with timeboxing
    • Week 3: hard tier with 2-step sensitivity checks

    Related: Technical Accuracy Benchmarks and Walk Me Through a DCF.

    External references: Harvard interview resources and MIT Career interviews.