WallStSmart

Rambus Inc (RMBS)vsSonos Inc (SONO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Sonos Inc generates 102% more annual revenue ($1.46B vs $721.15M). RMBS leads profitability with a 31.9% profit margin vs 1.6%. RMBS trades at a lower P/E of 69.8x. RMBS earns a higher WallStSmart Score of 52/100 (C-).

RMBS

Buy

52

out of 100

Grade: C-

Growth: 5.3Profit: 9.0Value: 3.0Quality: 9.0
Piotroski: 4/9Altman Z: 6.78

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

Intrinsic value data unavailable for RMBS.

SONOSignificantly Overvalued (-34.6%)

Margin of Safety

-34.6%

Fair Value

$12.26

Current Price

$15.08

$2.82 premium

UndervaluedFair: $12.26Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

RMBS4 strengths · Avg: 10.0/10
Profit MarginProfitability
31.9%10/10

Keeps 32 of every $100 in revenue as profit

Operating MarginProfitability
34.3%10/10

Strong operational efficiency at 34.3%

Debt/EquityHealth
0.0210/10

Conservative balance sheet, low leverage

Altman Z-ScoreHealth
6.7810/10

Safe zone — low bankruptcy risk

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

RMBS4 concerns · Avg: 2.5/10
Price/BookValuation
11.3x4/10

Trading at 11.3x book value

PEG RatioValuation
3.802/10

Expensive relative to growth rate

P/E RatioValuation
69.8x2/10

Premium valuation, high expectations priced in

EPS GrowthGrowth
-1.8%2/10

Earnings declined 1.8%

SONO4 concerns · Avg: 3.0/10
Market CapQuality
$1.88B3/10

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 : RMBS

The strongest argument for RMBS centers on Profit Margin, Operating Margin, Debt/Equity. Profitability is solid with margins at 31.9% and operating margin at 34.3%.

Bull Case : SONO

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

Bear Case : RMBS

The primary concerns for RMBS are Price/Book, PEG Ratio, P/E Ratio. A P/E of 69.8x leaves little room for execution misses.

Bear Case : SONO

The primary concerns for SONO are Market Cap, Return on Equity, Profit Margin. A P/E of 92.8x leaves little room for execution misses. Thin 1.6% margins leave little buffer for downturns.

Key Dynamics to Monitor

RMBS profiles as a mature 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.

SONO is growing revenue faster at 8.4% — sustainability is the question.

RMBS generates stronger free cash flow (72M), providing more financial flexibility.

Bottom Line

RMBS scores higher overall (52/100 vs 45/100), backed by strong 31.9% margins. 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.

Rambus Inc

TECHNOLOGY · SEMICONDUCTORS · USA

Rambus Inc. offers semiconductor products in the United States, Taiwan, South Korea, Japan, Europe, Canada, Singapore, Asia, and internationally. The company is headquartered in San Jose, California.

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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