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Lewsearch vs Synthetic Users
Synthetic Users publishes a thematic-parity range (syntheticusers.com, checked October 2, 2026). It also states SOC 2, with EU and US coverage and a DPA. On the calibrated 50-state benchmark, the average miss is 7.07 points on the best 80% of 1,521 scored questions, and 10.02 points across all of them. Parity and MAE are different measurements. If you need interview transcripts, Synthetic Users publishes that product. If you need option shares you can crosstab, Lewsearch returns respondent-level records. Pricing is scoped to your audiences and study volume on a short call. Your first qualified U.S. consumer Blind Challenge is free. Enterprise teams start with an 8-week pilot that rolls into an annual engagement.
Two products, two units
Synthetic Users, on syntheticusers.com, publishes a thematic-parity range measured on thematic overlap, depth, and qualitative alignment (checked October 2, 2026). It describes the product as a co-pilot and says real research stays essential. It states SOC 2, with EU and US coverage and a DPA. The homepage cites 21 or more papers, and says client files do not train a shared model. The call to action is a 30-minute live study.
On the calibrated 50-state benchmark, the average miss is 7.07 points on the best 80% of 1,521 scored questions, and 10.02 points across all of them. Every study is calibrated against published survey data before it reaches you. Enterprise panels are also calibrated to your own past studies, so the numbers line up with the tracker you already trust. A narrower April test on 5 places with 10,000 respondents scored 7.47 points on 404 non-electoral questions. A study returns option shares and crosstabs from respondent-level records. The same simulated respondents can be re-asked across waves. Lewsearch keeps 650,000 census-grounded simulated Americans across 50 states and D.C.. Focus groups add a tracked room of simulated respondents on top of the panel. Book a demo. The team sets up the study with you.
Worked example: one qualitative pass
Synthetic Users publishes interview transcripts and a theme report (syntheticusers.com, checked October 2, 2026). Lewsearch returns option shares, crosstabs, and a report from a calibrated panel. Pricing is scoped to your audiences and study volume on a short call. Your first qualified U.S. consumer Blind Challenge is free. Enterprise teams start with an 8-week pilot that rolls into an annual engagement. Pricing explains how engagements are structured.
| Rubric | Lewsearch | Synthetic Users |
|---|---|---|
| Primary artifact | Tabulated panel and an optional tracked room | Interview transcripts and a theme report |
| Published accuracy unit | Calibrated 50-state benchmark: 7.07 points on the best 80% of 1,521 scored questions, 10.02 across all of them. | Thematic-parity range (syntheticusers.com, checked October 2, 2026). |
| Named public-poll file | 1,521 scored questions. Gallup/Canvass, UT/Texas Politics Project, PPIC. | Thematic-parity range on the homepage (syntheticusers.com, checked October 2, 2026). |
| Public pricing | Scoped on a call. First qualified U.S. consumer Blind Challenge is free. Enterprise starts with an 8-week pilot. | Interview engagements described on syntheticusers.com (checked October 2, 2026). |
| Trust note on their site | Enterprise workloads run with no external model API calls. | SOC 2, EU and US coverage, and a DPA (syntheticusers.com, checked October 2, 2026). |
| Access model | Book a demo. Studies are delivered with the team. | Homepage CTA: a 30-minute live study (syntheticusers.com, checked October 2, 2026). |
Sources
FAQ
- Is Synthetic Users a survey panel?
- Synthetic Users describes itself as a co-pilot for qualitative interviews and concept tests, and says real research stays essential (syntheticusers.com, checked October 2, 2026). Lewsearch is a tabulated panel of simulated respondents with a published miss against public polls.
- What accuracy metric does Synthetic Users publish?
- A thematic-parity range, on thematic overlap, depth, and qualitative alignment (syntheticusers.com, checked October 2, 2026). That is a different unit from mean absolute error on option shares.
- How is an engagement scoped?
- This page does not quote a per-interview price. Synthetic Users describes interview engagements on syntheticusers.com (checked October 2, 2026). Pricing is scoped to your audiences and study volume on a short call. Your first qualified U.S. consumer Blind Challenge is free. Enterprise teams start with an 8-week pilot that rolls into an annual engagement. The pricing page explains Lewsearch engagement options.
- When would I pick Lewsearch?
- When you need option shares, crosstabs that add up, and a scored file against public polls. When you need interview transcripts and a theme report, Synthetic Users publishes that product.
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Canonical: https://lewsearch.com/compare/lewsearch-vs-synthetic-users