WallStSmart

Littelfuse Inc (LFUS)vsSonos Inc (SONO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Littelfuse Inc generates 70% more annual revenue ($2.49B vs $1.46B). SONO leads profitability with a 1.6% profit margin vs -1.6%. LFUS earns a higher WallStSmart Score of 50/100 (C-).

LFUS

Buy

50

out of 100

Grade: C-

Growth: 6.7Profit: 4.5Value: 3.0Quality: 8.0
Piotroski: 5/9Altman Z: 2.45

SONO

Hold

45

out of 100

Grade: D+

Growth: 6.0Profit: 4.0Value: 3.0Quality: 7.0
Piotroski: 3/9Altman Z: 2.04
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

LFUSSignificantly Overvalued (-58.0%)

Margin of Safety

-58.0%

Fair Value

$226.57

Current Price

$489.10

$262.53 premium

UndervaluedFair: $226.57Overvalued
SONOSignificantly Overvalued (-34.7%)

Margin of Safety

-34.7%

Fair Value

$12.25

Current Price

$14.32

$2.07 premium

UndervaluedFair: $12.25Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

LFUS3 strengths · Avg: 9.3/10
EPS GrowthGrowth
69.1%10/10

Earnings expanding 69.1% YoY

Debt/EquityHealth
0.0710/10

Conservative balance sheet, low leverage

Revenue GrowthGrowth
18.5%8/10

18.5% revenue growth

SONO2 strengths · Avg: 9.5/10
EPS GrowthGrowth
87.5%10/10

Earnings expanding 87.5% YoY

Debt/EquityHealth
0.159/10

Conservative balance sheet, low leverage

Areas to Watch

LFUS3 concerns · Avg: 1.7/10
PEG RatioValuation
2.792/10

Expensive relative to growth rate

Return on EquityProfitability
-1.6%2/10

ROE of -1.6% — below average capital efficiency

Profit MarginProfitability
-1.6%1/10

Currently unprofitable

SONO4 concerns · Avg: 3.0/10
Market CapQuality
$1.83B3/10

Smaller company, higher risk/reward

Return on EquityProfitability
6.2%3/10

ROE of 6.2% — below average capital efficiency

Profit MarginProfitability
1.6%3/10

1.6% margin — thin

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : LFUS

The strongest argument for LFUS centers on EPS Growth, Debt/Equity, Revenue Growth. Revenue growth of 18.5% demonstrates continued momentum.

Bull Case : SONO

The strongest argument for SONO centers on EPS Growth, Debt/Equity.

Bear Case : LFUS

The primary concerns for LFUS are PEG Ratio, Return on Equity, Profit Margin.

Bear Case : SONO

The primary concerns for SONO are Market Cap, Return on Equity, Profit Margin. A P/E of 90.3x leaves little room for execution misses. Thin 1.6% margins leave little buffer for downturns.

Key Dynamics to Monitor

LFUS profiles as a growth stock while SONO is a value play — different risk/reward profiles.

SONO carries more volatility with a beta of 1.94 — expect wider price swings.

LFUS is growing revenue faster at 18.5% — sustainability is the question.

LFUS generates stronger free cash flow (64M), providing more financial flexibility.

Bottom Line

LFUS scores higher overall (50/100 vs 45/100) and 18.5% revenue growth. Both earn "Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Littelfuse Inc

TECHNOLOGY · ELECTRONIC COMPONENTS · USA

Littelfuse, Inc. manufactures and sells circuit protection, power control, and sensing products in Asia-Pacific, the Americas, and Europe. The company is headquartered in Chicago, Illinois.

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Sonos Inc

TECHNOLOGY · CONSUMER ELECTRONICS · USA

Sonos, Inc. designs, develops, manufactures, and sells multi-room audio products in the Americas, Europe, the Middle East, Africa, and Asia Pacific. The company is headquartered in Santa Barbara, California.

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