WallStSmart

Arista Networks (ANET)vsRio Tinto ADR (RIO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Rio Tinto ADR generates 494% more annual revenue ($57.64B vs $9.71B). ANET leads profitability with a 38.3% profit margin vs 17.3%. ANET appears more attractively valued with a PEG of 2.18. ANET earns a higher WallStSmart Score of 72/100 (B).

ANET

Strong Buy

72

out of 100

Grade: B

Growth: 9.3Profit: 9.5Value: 5.3Quality: 6.8
Piotroski: 2/9Altman Z: 3.53

RIO

Buy

54

out of 100

Grade: C-

Growth: 4.0Profit: 8.5Value: 6.0Quality: 5.5
Piotroski: 1/9Altman Z: 2.08
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ANETUndervalued (+63.9%)

Margin of Safety

+63.9%

Fair Value

$465.25

Current Price

$166.15

$299.10 discount

UndervaluedFair: $465.25Overvalued
RIOUndervalued (+24.5%)

Margin of Safety

+24.5%

Fair Value

$129.94

Current Price

$100.69

$29.25 discount

UndervaluedFair: $129.94Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ANET6 strengths · Avg: 9.8/10
Market CapQuality
$212.91B10/10

Mega-cap, among the largest globally

Profit MarginProfitability
38.3%10/10

Keeps 38 of every $100 in revenue as profit

Operating MarginProfitability
42.7%10/10

Strong operational efficiency at 42.7%

Revenue GrowthGrowth
35.1%10/10

Revenue surging 35.1% year-over-year

Altman Z-ScoreHealth
3.5310/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
27.6%9/10

Every $100 of equity generates 28 in profit

RIO6 strengths · Avg: 8.5/10
Return on EquityProfitability
34.5%10/10

Every $100 of equity generates 35 in profit

Market CapQuality
$168.54B9/10

Large-cap with strong market position

P/E RatioValuation
17.1x8/10

Attractively priced relative to earnings

Price/BookValuation
2.6x8/10

Reasonable price relative to book value

Operating MarginProfitability
25.3%8/10

Strong operational efficiency at 25.3%

Free Cash FlowQuality
$2.53B8/10

Generating 2.5B in free cash flow

Areas to Watch

ANET4 concerns · Avg: 3.3/10
PEG RatioValuation
2.184/10

Expensive relative to growth rate

Price/BookValuation
15.5x4/10

Trading at 15.5x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
58.1x2/10

Premium valuation, high expectations priced in

RIO3 concerns · Avg: 2.3/10
Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

PEG RatioValuation
5.692/10

Expensive relative to growth rate

EPS GrowthGrowth
-5.6%2/10

Earnings declined 5.6%

Comparative Analysis Report

WallStSmart Research

Bull Case : ANET

The strongest argument for ANET centers on Market Cap, Profit Margin, Operating Margin. Profitability is solid with margins at 38.3% and operating margin at 42.7%. Revenue growth of 35.1% demonstrates continued momentum.

Bull Case : RIO

The strongest argument for RIO centers on Return on Equity, Market Cap, P/E Ratio. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.

Bear Case : ANET

The primary concerns for ANET are PEG Ratio, Price/Book, Piotroski F-Score. A P/E of 58.1x leaves little room for execution misses.

Bear Case : RIO

The primary concerns for RIO are Piotroski F-Score, PEG Ratio, EPS Growth.

Key Dynamics to Monitor

ANET profiles as a growth stock while RIO is a mature play — different risk/reward profiles.

ANET carries more volatility with a beta of 1.61 — expect wider price swings.

ANET is growing revenue faster at 35.1% — sustainability is the question.

RIO generates stronger free cash flow (2.5B), providing more financial flexibility.

Bottom Line

ANET scores higher overall (72/100 vs 54/100), backed by strong 38.3% margins and 35.1% revenue growth. RIO offers better value entry with a 24.5% margin of safety. Both earn "Strong Buy" and "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.

Arista Networks

TECHNOLOGY · COMPUTER HARDWARE · USA

Arista Networks (formerly Arastra) is an American computer networking company headquartered in Santa Clara, California. The company designs and sells multilayer network switches to deliver software-defined networking (SDN) solutions for large datacenter, cloud computing, high-performance computing, and high-frequency trading environments.

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Rio Tinto ADR

BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA

Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.

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