ADP Run vs Insperity
Side-by-side from the Top 11 rankings of The 11 Best Payroll Software for SMBs (2026) and The 11 Best HRIS for Small Businesses (2026). Last verified May 31, 2026.
The short answer
ADP Run ranks higher on Top 11 (#5 vs #10) for Small business owners running payroll without in-house HR / SMBs replacing spreadsheets with a real HRIS. The SMB solution from an industry giant, offering unmatched reliability, compliance, and scalability.
At a glance
| ADP Run | Insperity | |
|---|---|---|
| Top 11 rank | #5 / The 11 Best Payroll Software for SMBs (2026) | #10 / The 11 Best HRIS for Small Businesses (2026) |
| Score (out of 9.4) | 8.4 | 7.3 |
| Best for | Reliability and scalability | High-touch, full-service PEO |
| Pricing | $$$ (Varies by quote) | $$$$ (Varies, quote required) |
| HQ | Roseland, USA | Kingwood, USA |
| Founded | 1949 | 1986 |
ADP Run
The SMB solution from an industry giant, offering unmatched reliability, compliance, and scalability.
www.adp.com/what-we-offer/by-business-size/small-business.aspxSee full entry in The 11 Best Payroll Software for SMBs (2026)
Insperity
A comprehensive PEO service combining software with dedicated HR support.
www.insperity.comSee full entry in The 11 Best HRIS for Small Businesses (2026)
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.