Rankings updated Oct 27, 202627 PEOs scored15 IRS-certifiedNo pay-to-rank. How scoring works
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Head to head · scores updated Oct 27, 2026

ADP TotalSource vs Insperity: scored side by side

ADP TotalSource scores 77 and Insperity scores 77 out of 100. ADP TotalSource starts lower: ~$70–$200/employee/mo versus ~$150–$210/employee/mo (estimates labeled).

Score breakdown

FactorMaxADP TotalSourceInsperity
IRS CPEO certification303030
ESAC accreditation202020
Price transparency201010
Contract flexibility1000
Small-business access1077
Coverage101010
Total1007777

Side by side

ADP TotalSourceInsperity
Trust Score77 / 10077 / 100
Price~$70–$200/employee/mo Estimate~$150–$210/employee/mo Estimate
Pricing model% of payroll or PEPM% of payroll
CertificationCPEOESACCPEOESAC
Minimum employees5 employees5 employees
Best fit10–200 employees20–200 employees
ContractMulti-year terms reportedAnnual
CoverageNationalNational, 90+ offices
IndustriesProfessional services, Financial servicesProfessional services, Healthcare practices, Tech and startups
25 employees, admin fee per year$21,000–$60,000$45,000–$63,000
StrengthsScale and decades of payroll-tax infrastructure · Annual benefits benchmarking · CPEO and ESACDedicated HR specialists · Deep training content · HRScale (Workday) for the mid-market
Watch out forPayroll-based fees rise with raises · Long contracts reported · Underwriting may turn away high-risk industriesPremium price · Price increase reported in January 2026

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Questions buyers ask

Which ranks higher, ADP TotalSource or Insperity?

They tie at 77 on the PEOranked Trust Score.

Is ADP TotalSource cheaper than Insperity?

ADP TotalSource starts lower: ~$70–$200/employee/mo versus ~$150–$210/employee/mo (estimates labeled).

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