WallStSmart

Duolingo Inc (DUOL)vsVuzix Corp Cmn Stk (VUZI)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Duolingo Inc generates 17395% more annual revenue ($1.10B vs $6.28M). DUOL leads profitability with a 38.4% profit margin vs 0.0%. DUOL earns a higher WallStSmart Score of 65/100 (C+).

DUOL

Buy

65

out of 100

Grade: C+

Growth: 8.7Profit: 8.5Value: 7.7Quality: 6.5
Piotroski: 3/9Altman Z: 1.20

VUZI

Avoid

26

out of 100

Grade: F

Growth: 5.3Profit: 2.5Value: 6.7Quality: 7.0
Piotroski: 5/9Altman Z: -4.27
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

DUOLUndervalued (+56.4%)

Margin of Safety

+56.4%

Fair Value

$250.90

Current Price

$107.99

$142.91 discount

UndervaluedFair: $250.90Overvalued
VUZIUndervalued (+43.1%)

Margin of Safety

+43.1%

Fair Value

$4.34

Current Price

$3.11

$1.23 discount

UndervaluedFair: $4.34Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

DUOL6 strengths · Avg: 9.0/10
Return on EquityProfitability
37.0%10/10

Every $100 of equity generates 37 in profit

Profit MarginProfitability
38.4%10/10

Keeps 38 of every $100 in revenue as profit

Debt/EquityHealth
0.0710/10

Conservative balance sheet, low leverage

P/E RatioValuation
13.0x8/10

Attractively priced relative to earnings

Revenue GrowthGrowth
26.5%8/10

Revenue surging 26.5% year-over-year

EPS GrowthGrowth
23.6%8/10

Earnings expanding 23.6% YoY

VUZI2 strengths · Avg: 10.0/10
Revenue GrowthGrowth
76.3%10/10

Revenue surging 76.3% year-over-year

Debt/EquityHealth
0.0310/10

Conservative balance sheet, low leverage

Areas to Watch

DUOL2 concerns · Avg: 2.5/10
Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Altman Z-ScoreHealth
1.202/10

Distress zone — elevated risk

VUZI4 concerns · Avg: 3.5/10
Price/BookValuation
10.4x4/10

Trading at 10.4x book value

EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Market CapQuality
$239.50M3/10

Smaller company, higher risk/reward

Profit MarginProfitability
0.0%3/10

0.0% margin — thin

Comparative Analysis Report

WallStSmart Research

Bull Case : DUOL

The strongest argument for DUOL centers on Return on Equity, Profit Margin, Debt/Equity. Profitability is solid with margins at 38.4% and operating margin at 15.4%. Revenue growth of 26.5% demonstrates continued momentum.

Bull Case : VUZI

The strongest argument for VUZI centers on Revenue Growth, Debt/Equity. Revenue growth of 76.3% demonstrates continued momentum.

Bear Case : DUOL

The primary concerns for DUOL are Piotroski F-Score, Altman Z-Score.

Bear Case : VUZI

The primary concerns for VUZI are Price/Book, EPS Growth, Market Cap.

Key Dynamics to Monitor

DUOL profiles as a growth stock while VUZI is a hypergrowth play — different risk/reward profiles.

VUZI carries more volatility with a beta of 1.52 — expect wider price swings.

VUZI is growing revenue faster at 76.3% — sustainability is the question.

DUOL generates stronger free cash flow (151M), providing more financial flexibility.

Bottom Line

DUOL scores higher overall (65/100 vs 26/100), backed by strong 38.4% margins and 26.5% revenue growth. VUZI offers better value entry with a 43.1% margin of safety. Both earn "Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.

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

Duolingo Inc

TECHNOLOGY · SOFTWARE - APPLICATION · USA

Duolingo Inc (DUOL) is a prominent player in the education technology landscape, recognized for its innovative language-learning platform that has successfully engaged over 500 million users globally through a freemium model augmented by gamification strategies. Established in 2011, Duolingo distinguishes itself with a robust focus on AI-driven personalized learning solutions, fostering user acquisition and retention across more than 30 languages. With a mission to make education accessible and a strong user-centric design, Duolingo is well-positioned to capitalize on the growing demand for digital learning solutions, presenting a compelling opportunity for institutional investors looking to invest in the evolving edtech sector.

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Vuzix Corp Cmn Stk

TECHNOLOGY · CONSUMER ELECTRONICS · USA

Vuzix Corporation designs, manufactures, markets and sells augmented reality (AR) computing and display devices for consumer and business markets in North America, Asia-Pacific, Europe, and internationally. The company is headquartered in West Henrietta, New York.

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