WallStSmart

Aon PLC (AON)vsSun Life Financial Inc. (SLF)

VS

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 Buy

70

out of 100

Grade: B

Growth: 7.3Profit: 8.5Value: 4.3Quality: 4.3
Piotroski: 5/9Altman Z: 0.82

SLF

Strong Buy

67

out of 100

Grade: B-

Growth: 8.0Profit: 6.0Value: 6.3Quality: 5.3
Piotroski: 5/9

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AON6 strengths · Avg: 9.3/10
Return on EquityProfitability
46.9%10/10

Every $100 of equity generates 47 in profit

Operating MarginProfitability
31.4%10/10

Strong operational efficiency at 31.4%

EPS GrowthGrowth
138.3%10/10

Earnings expanding 138.3% YoY

Market CapQuality
$66.56B9/10

Large-cap with strong market position

Profit MarginProfitability
21.5%9/10

Keeps 22 of every $100 in revenue as profit

Free Cash FlowQuality
$1.32B8/10

Generating 1.3B in free cash flow

SLF4 strengths · Avg: 8.5/10
EPS GrowthGrowth
240.9%10/10

Earnings expanding 240.9% YoY

P/E RatioValuation
15.7x8/10

Attractively priced relative to earnings

Price/BookValuation
2.4x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$5.28B8/10

Generating 5.3B in free cash flow

Areas to Watch

AON3 concerns · Avg: 2.7/10
Revenue GrowthGrowth
3.7%4/10

3.7% revenue growth

PEG RatioValuation
2.562/10

Expensive relative to growth rate

Altman Z-ScoreHealth
0.822/10

Distress zone — elevated risk

SLF1 concerns · Avg: 4.0/10
Revenue GrowthGrowth
4.7%4/10

4.7% revenue growth

Comparative Analysis Report

WallStSmart Research

Bull 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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