Aon PLC (AON)vsSun Life Financial Inc. (SLF)
AON
Aon PLC
$311.65
-3.36%
FINANCIAL SERVICES · Cap: $66.56B
SLF
Sun Life Financial Inc.
$72.08
+2.23%
FINANCIAL SERVICES · Cap: $39.07B
Smart Verdict
WallStSmart Research — data-driven comparison
Sun Life Financial Inc. generates 103% more annual revenue ($34.88B vs $17.18B). AON leads profitability with a 21.5% profit margin vs 10.2%. SLF appears more attractively valued with a PEG of 1.18. AON earns a higher WallStSmart Score of 70/100 (B).
AON
Strong Buy70
out of 100
Grade: B
SLF
Strong Buy67
out of 100
Grade: B-
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 47 in profit
Strong operational efficiency at 31.4%
Earnings expanding 138.3% YoY
Large-cap with strong market position
Keeps 22 of every $100 in revenue as profit
Generating 1.3B in free cash flow
Earnings expanding 240.9% YoY
Attractively priced relative to earnings
Reasonable price relative to book value
Generating 5.3B in free cash flow
Areas to Watch
3.7% revenue growth
Expensive relative to growth rate
Distress zone — elevated risk
4.7% revenue growth
Comparative Analysis Report
WallStSmart ResearchBull Case : AON
The strongest argument for AON centers on Return on Equity, Operating Margin, EPS Growth. Profitability is solid with margins at 21.5% and operating margin at 31.4%.
Bull Case : SLF
The strongest argument for SLF centers on EPS Growth, P/E Ratio, Price/Book. PEG of 1.18 suggests the stock is reasonably priced for its growth.
Bear Case : AON
The primary concerns for AON are Revenue Growth, PEG Ratio, Altman Z-Score.
Bear Case : SLF
The primary concerns for SLF are Revenue Growth.
Key Dynamics to Monitor
AON carries more volatility with a beta of 0.82 — expect wider price swings.
SLF is growing revenue faster at 4.7% — sustainability is the question.
SLF generates stronger free cash flow (5.3B), providing more financial flexibility.
Monitor INSURANCE BROKERS industry trends, competitive dynamics, and regulatory changes.
Bottom Line
AON scores higher overall (70/100 vs 67/100), backed by strong 21.5% margins. Both earn "Strong Buy" and "Strong Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Aon PLC
FINANCIAL SERVICES · INSURANCE BROKERS · USA
Aon plc is a multinational professional services firm that sells a range of financial risk-mitigation products, including insurance, pension administration, and health-insurance plans.
Sun Life Financial Inc.
FINANCIAL SERVICES · INSURANCE - DIVERSIFIED · USA
Sun Life Financial Inc., a financial services company, provides insurance, wealth and asset management solutions to individuals and corporate clients around the world. The company is headquartered in Toronto, Canada.
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