Stocks / AON vs WTW

AON vs WTW: Which Stock Is the Better Buy?

Aon plc and Willis Towers Watson Public Limited Company side by side — fundamentals from SEC filings, refreshed nightly. Sector: Financial Services.

AON is the larger company ($76.5B vs $31.2B). On the fundamentals, AON grows revenue faster (9.2% vs 2.4%); AON earns a higher net margin (21.5% vs 16.5%); AON has the stronger return on equity (39.5% vs 20.1%). On the filings, AON carries fewer potential red flags (0 vs 1). Full numbers below — the stronger figure on each row is in green.

AI verdict — AON vs WTW, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 Aon plc (AON)Willis Towers Watson Public Limited Company (WTW)
Market cap$76.5B$31.2B
Revenue (latest FY)$17.18B$9.71B
Net income (latest FY)$3.69B$1.60B
Revenue growth (5y CAGR)9.2%2.4%
Net margin21.5%16.5%
Return on equity39.5%20.1%
P/E ratio19.920.8
Dividend yield0.9%1.1%
Profitable years (of last 10)109
Positive free cash flowYesYes

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See the full AON vs WTW breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open AON's full financials →   Open WTW's full financials →

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Frequently asked questions

Which is bigger, AON or WTW?

Aon plc is larger by market capitalization — $76.5B versus $31.2B.

Which grows faster, AON or WTW?

Over the last five fiscal years, Aon plc grew revenue faster — 9.2%/yr versus 2.4%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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