AI Humanizer BenchmarkLeaderboard / Compare / SmartHumanizer vs SuperHumanizer
Head to head · September 2026 cycle
SmartHumanizer vs SuperHumanizer
SmartHumanizer finished 16.3 points ahead of SuperHumanizer in the September 2026 cycle, 84.80 to 68.50, ranking #2 against #8 in a field of 11. SmartHumanizer scored higher on 5 of 7 detectors and 6 of 7 writing categories. SuperHumanizer came out ahead on Copyleaks (51.4 vs 15.2), Winston AI (52.3 vs 51.0), News article (85.5 vs 79.3). The bypass-rate gap, 70.7 to 85.3, sits inside both tools' 95% confidence intervals, so treat bypass as a draw.
- Detectors
- 5 – 2
- Categories
- 6 – 1
- Components
- 5 – 0
- Last tested
- 2026-09-03
- Prompts
- 33
- Methodology
- v1.0.0
Score components
What the overall score is made of: bypass rate weighs 42%, meaning preservation 32%, readability 16%, consistency across categories 10%. Output-quality penalties come off the total. How scoring works
CIs overlap marks a gap that sits inside both tools' 95% confidence intervals for bypass rate; it may not survive another cycle.
Detector by detector
Share of each tool's outputs that a detector classified as human-written. SmartHumanizer took 5 of 7.
Writing categories
Category score per writing context: bypass credit only for real rewrites, blended with the category's own meaning preservation and readability. Small categories swing; the prompt count is shown on each row.
Where each one wins
Every measure above that one tool won outright, largest margin first within each group.
SmartHumanizer
16 wins- Consistency Score88.3 vs 72.8
- Bypass rate Score85.3 vs 70.7
- Meaning preservation Score87.6 vs 77.3
- Penalties ScoreNone vs −5.0
- Readability Score75.7 vs 74.0
- Originality.ai Detector78.2 vs 50.8
- QuillBot Detector94.2 vs 74.6
- Grammarly Detector86.9 vs 76.8
- GPTZero Detector71.0 vs 64.0
- ZeroGPT Detector82.6 vs 78.7
- Application essay Category83.3 vs 64.5
- Business email Category75.6 vs 57.1
- Blog post Category82.4 vs 68.1
- Marketing copy Category89.2 vs 77.6
- Academic essay Category89.8 vs 82.4
- Discussion board Category88.3 vs 81.3
SuperHumanizer
3 wins- Copyleaks Detector51.4 vs 15.2
- Winston AI Detector52.3 vs 51.0
- News article Category85.5 vs 79.3
Questions people ask
Is SmartHumanizer better than SuperHumanizer?
SmartHumanizer finished 16.3 points ahead of SuperHumanizer in the September 2026 cycle, 84.80 to 68.50, ranking #2 against #8 in a field of 11. SmartHumanizer scored higher on 5 of 7 detectors and 6 of 7 writing categories. Both tools ran the same 33 prompts, scored by the same 7 detectors, under methodology v1.0.0; every input, output, and verdict is published.
Which bypasses AI detectors better, SmartHumanizer or SuperHumanizer?
SmartHumanizer posted the higher bypass rate, 85.3 vs 70.7, and scored higher on 5 of 7 detectors. SmartHumanizer led on GPTZero, Originality.ai, ZeroGPT, Grammarly and QuillBot; SuperHumanizer led on Winston AI and Copyleaks. The overall bypass gap is inside both 95% confidence intervals, so it is not a reliable difference.
Do SmartHumanizer and SuperHumanizer keep the original meaning?
SmartHumanizer preserved meaning better, 87.6 vs 77.3 on our 0–100 similarity scale. On readability, SmartHumanizer rated higher, 75.7 vs 74.0. Penalties this cycle: SmartHumanizer None, SuperHumanizer −5.0.