Rio Tinto ADR (RIO)vsSandisk Corp (SNDK)
RIO
Rio Tinto ADR
$100.69
-4.47%
BASIC MATERIALS · Cap: $168.54B
SNDK
Sandisk Corp
$1,559.32
+11.54%
TECHNOLOGY · Cap: $278.63B
Smart Verdict
WallStSmart Research — data-driven comparison
Rio Tinto ADR generates 337% more annual revenue ($57.64B vs $13.18B). SNDK leads profitability with a 34.2% profit margin vs 17.3%. RIO trades at a lower P/E of 17.1x. SNDK earns a higher WallStSmart Score of 70/100 (B).
RIO
Buy54
out of 100
Grade: C-
SNDK
Strong Buy70
out of 100
Grade: B
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+24.5%
Fair Value
$129.94
Current Price
$100.69
$29.25 discount
Intrinsic value data unavailable for SNDK.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 35 in profit
Large-cap with strong market position
Attractively priced relative to earnings
Reasonable price relative to book value
Strong operational efficiency at 25.3%
Generating 2.5B in free cash flow
Mega-cap, among the largest globally
Every $100 of equity generates 33 in profit
Keeps 34 of every $100 in revenue as profit
Strong operational efficiency at 70.0%
Revenue surging 251.0% year-over-year
Earnings expanding 618.0% YoY
Areas to Watch
Weak financial health signals
Expensive relative to growth rate
Earnings declined 5.6%
Trading at 16.8x book value
Grey zone — moderate risk
Premium valuation, high expectations priced in
Comparative Analysis Report
WallStSmart ResearchBull 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.
Bull Case : SNDK
The strongest argument for SNDK centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 34.2% and operating margin at 70.0%. Revenue growth of 251.0% demonstrates continued momentum.
Bear Case : RIO
The primary concerns for RIO are Piotroski F-Score, PEG Ratio, EPS Growth.
Bear Case : SNDK
The primary concerns for SNDK are Price/Book, Altman Z-Score, P/E Ratio. A P/E of 64.1x leaves little room for execution misses.
Key Dynamics to Monitor
RIO profiles as a mature stock while SNDK is a growth play — different risk/reward profiles.
SNDK is growing revenue faster at 251.0% — sustainability is the question.
SNDK generates stronger free cash flow (3.0B), providing more financial flexibility.
Monitor OTHER INDUSTRIAL METALS & MINING industry trends, competitive dynamics, and regulatory changes.
Bottom Line
SNDK scores higher overall (70/100 vs 54/100), backed by strong 34.2% margins and 251.0% 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.
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.
Sandisk Corp
TECHNOLOGY · COMPUTER HARDWARE · USA
Sandisk Corporation (Ticker: SNDK) is a U.S.-based technology company that develops, manufactures, and sells data storage products and solutions built on NAND flash memory technology, including solid-state drives (SSDs), embedded storage, memory cards, and USB flash drives for consumer, enterprise, and cloud computing markets.
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