Comprehensive Stock Comparison
Compare Ardelyx, Inc. (ARDX) vs Apple Inc. (AAPL) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
Selected Stocks
Add up to 10 tickers. Use presets or search to get started.
Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | ARDX | 22.1% revenue growth vs AAPL's 6.4% |
| Value | AAPL | Lower P/E (31.1x vs 401.8x) |
| Quality / Margins | AAPL | 27.0% net margin vs ARDX's -14.2% |
| Stability / Safety | ARDX | Beta 0.62 vs AAPL's 1.28, lower leverage |
| Dividends | AAPL | 0.4% yield; 14-year raise streak; ARDX pays no meaningful dividend |
| Momentum (1Y) | ARDX | +22.2% vs AAPL's +9.7% |
| Efficiency (ROA) | AAPL | 31.1% ROA vs ARDX's -11.6%, ROIC 64.5% vs -10.8% |
Who Each Stock Is For
Income & stability
Growth exposure
Long-term compounding (10Y)
Sleep-well-at-night portfolio
Defensive / Recession hedge
Business Model
What each company does and how it makes money
Ardelyx is a biopharmaceutical company that develops and commercializes novel medicines for gastrointestinal and cardiorenal diseases. It generates revenue primarily from sales of its FDA-approved drug tenapanor — marketed as IBSRELA for irritable bowel syndrome with constipation and XPHOZAH for hyperphosphatemia in chronic kidney disease patients — along with partnership milestone payments and royalties from international licensing deals. The company's competitive advantage lies in its proprietary NHE3 inhibitor technology platform, which enables development of first-in-class oral therapies targeting specific ion transport pathways with potentially better safety profiles than existing treatments.
Apple is a technology giant that designs and sells premium consumer electronics — most famously the iPhone — along with related software and services. It generates revenue primarily from hardware sales (roughly 80% of total) and a fast-growing services segment (around 20%) that includes the App Store, subscriptions, and licensing. Its key competitive advantage is a powerful ecosystem that locks users into its hardware, software, and services through seamless integration and high switching costs.
Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
AAPL leads in 2 of 6 categories (Financial Metrics, Profitability & Efficiency). ARDX leads in 2 (Valuation Metrics, Total Returns). 1 tied.
Financial Metrics (TTM)
AAPL is the larger business by revenue, generating $435.6B annually — 1093.9x ARDX's $398M. AAPL is the more profitable business, keeping 27.0% of every revenue dollar as net income compared to ARDX's -14.2%. On growth, AAPL holds the edge at +15.7% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| RevenueTrailing 12 months | $398M | $435.6B |
| EBITDAEarnings before interest/tax | -$35M | $152.9B |
| Net IncomeAfter-tax profit | -$57M | $117.8B |
| Free Cash FlowCash after capex | -$55M | $123.3B |
| Gross MarginGross profit ÷ Revenue | +88.9% | +47.3% |
| Operating MarginEBIT ÷ Revenue | -9.5% | +32.4% |
| Net MarginNet income ÷ Revenue | -14.2% | +27.0% |
| FCF MarginFCF ÷ Revenue | -13.9% | +28.3% |
| Rev. Growth (YoY)Latest quarter vs prior year | +12.3% | +15.7% |
| EPS Growth (YoY)Latest quarter vs prior year | — | +18.3% |
Valuation Metrics
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| Market CapShares × price | $1.6B | $3.88T |
| Enterprise ValueMkt cap + debt − cash | $1.7B | $3.97T |
| Trailing P/EPrice ÷ TTM EPS | -25.19x | 35.41x |
| Forward P/EPrice ÷ next-FY EPS est. | 401.84x | 31.15x |
| PEG RatioP/E ÷ EPS growth rate | — | 1.98x |
| EV / EBITDAEnterprise value multiple | — | 27.45x |
| Price / SalesMarket cap ÷ Revenue | 3.91x | 9.33x |
| Price / BookPrice ÷ Book value/share | 9.46x | 53.76x |
| Price / FCFMarket cap ÷ FCF | — | 39.33x |
Profitability & Efficiency
AAPL delivers a 133.5% return on equity — every $100 of shareholder capital generates $134 in annual profit, vs $-37 for ARDX. ARDX carries lower financial leverage with a 1.25x debt-to-equity ratio, signaling a more conservative balance sheet compared to AAPL's 1.67x. On the Piotroski fundamental quality scale (0–9), AAPL scores 7/9 vs ARDX's 3/9, reflecting strong financial health.
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| ROE (TTM)Return on equity | -36.7% | +133.5% |
| ROA (TTM)Return on assets | -11.6% | +31.1% |
| ROICReturn on invested capital | -10.8% | +64.5% |
| ROCEReturn on capital employed | -10.6% | +69.6% |
| Piotroski ScoreFundamental quality 0–9 | 3 | 7 |
| Debt / EquityFinancial leverage | 1.25x | 1.67x |
| Net DebtTotal debt minus cash | $140M | $89.7B |
| Cash & Equiv.Liquid assets | $68M | $33.5B |
| Total DebtShort + long-term debt | $208M | $123.3B |
| Interest CoverageEBIT ÷ Interest expense | -1.27x | — |
Total Returns (with DRIP)
A $10,000 investment in ARDX five years ago would be worth $38,081 today (with dividends reinvested), compared to $21,049 for AAPL. Over the past 12 months, ARDX leads with a +22.2% total return vs AAPL's +9.7%. The 3-year compound annual growth rate (CAGR) favors ARDX at 31.5% vs AAPL's 21.9% — a key indicator of consistent wealth creation.
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| YTD ReturnYear-to-date | +6.5% | -2.4% |
| 1-Year ReturnPast 12 months | +22.2% | +9.7% |
| 3-Year ReturnCumulative with dividends | +127.4% | +81.2% |
| 5-Year ReturnCumulative with dividends | +280.8% | +110.5% |
| 10-Year ReturnCumulative with dividends | +170.7% | +1027.4% |
| CAGR (3Y)Annualised 3-year return | +31.5% | +21.9% |
Risk & Volatility
ARDX is the less volatile stock with a 0.62 beta — it tends to amplify market swings less than AAPL's 1.28 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. AAPL currently trades 91.5% from its 52-week high vs ARDX's 78.0% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 0.62x | 1.28x |
| 52-Week HighHighest price in past year | $8.40 | $288.61 |
| 52-Week LowLowest price in past year | $3.21 | $169.21 |
| % of 52W HighCurrent price vs 52-week peak | +78.0% | +91.5% |
| RSI (14)Momentum oscillator 0–100 | 46.1 | 57.5 |
| Avg Volume (50D)Average daily shares traded | 4.1M | 40.9M |
Analyst Outlook
Wall Street rates ARDX as "Buy" and AAPL as "Buy". Consensus price targets imply 159.5% upside for ARDX (target: $17) vs 14.7% for AAPL (target: $303). AAPL is the only dividend payer here at 0.39% yield — a key consideration for income-focused portfolios.
| Metric | ARDXArdelyx, Inc. | AAPLApple Inc. |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy |
| Price TargetConsensus 12-month target | $17.00 | $303.11 |
| # AnalystsCovering analysts | 16 | 109 |
| Dividend YieldAnnual dividend ÷ price | — | +0.4% |
| Dividend StreakConsecutive years of raises | — | 14 |
| Dividend / ShareAnnual DPS | — | $1.03 |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | +2.3% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | Mar 20 | Feb 26 | Change |
|---|---|---|---|
| Ardelyx, Inc. (ARDX) | 100 | 432.78 | +332.8% |
| Apple Inc. (AAPL) | 100 | 361.46 | +261.5% |
Ardelyx, Inc. (ARDX) returned +281% over 5 years vs Apple Inc. (AAPL)'s +110%. A $10,000 investment in ARDX 5 years ago would be worth $38,081 today (including dividends reinvested).
Chart 2Revenue Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Ardelyx, Inc. (ARDX) | $24M | $407M | +1595.3% |
| Apple Inc. (AAPL) | $215.6B | $416.2B | +93.0% |
Ardelyx, Inc.'s revenue grew from $24M (2016) to $407M (2025) — a 37.0% CAGR. Apple Inc.'s revenue grew from $215.6B (2016) to $416.2B (2025) — a 7.6% CAGR.
Chart 3Net Margin Trend — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Ardelyx, Inc. (ARDX) | -4.7% | -15.1% | -223.3% |
| Apple Inc. (AAPL) | 21.2% | 26.9% | +27.0% |
Ardelyx, Inc.'s net margin went from -5% (2016) to -15% (2025). Apple Inc.'s net margin went from 21% (2016) to 27% (2025).
Chart 4P/E Ratio History — 9 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| Apple Inc. (AAPL) | 18.4 | 36.4 | +97.8% |
Apple Inc. has traded in a 13x–41x P/E range over 9 years; current trailing P/E is ~35x.
Chart 5EPS Growth — 10 Years
| Stock | 2016 | 2025 | Change |
|---|---|---|---|
| Ardelyx, Inc. (ARDX) | -2.8 | -0.26 | +90.7% |
| Apple Inc. (AAPL) | 2.08 | 7.46 | +258.7% |
Ardelyx, Inc.'s EPS grew from $-2.80 (2016) to $-0.26 (2025). Apple Inc.'s EPS grew from $2.08 (2016) to $7.46 (2025) — a 15% CAGR.
Chart 6Free Cash Flow — 5 Years
Ardelyx, Inc. generated $-44M FCF in 2025 (+72% vs 2021). Apple Inc. generated $99B FCF in 2025 (+6% vs 2021).
ARDX vs AAPL: Frequently Asked Questions
9 questions · data-driven answers · updated daily
01Is ARDX or AAPL a better buy right now?
Apple Inc. (AAPL) offers the better valuation at 35.4x trailing P/E (31.1x forward), making it the more compelling value choice. Analysts rate Ardelyx, Inc. (ARDX) a "Buy" — based on 16 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.
02Which has the better valuation — ARDX or AAPL?
On forward P/E, Apple Inc. is actually cheaper at 31.1x.
03Which is the better long-term investment — ARDX or AAPL?
Over the past 5 years, Ardelyx, Inc. (ARDX) delivered a total return of +280.8%, compared to +110.5% for Apple Inc. (AAPL). A $10,000 investment in ARDX five years ago would be worth approximately $38K today (assuming dividends reinvested). Over 10 years, the gap is even starker: AAPL returned +1027% versus ARDX's +170.7%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — ARDX or AAPL?
By beta (market sensitivity over 5 years), Ardelyx, Inc. (ARDX) is the lower-risk stock at 0.62β versus Apple Inc.'s 1.28β — meaning AAPL is approximately 106% more volatile than ARDX relative to the S&P 500. On balance sheet safety, Ardelyx, Inc. (ARDX) carries a lower debt/equity ratio of 125% versus 167% for Apple Inc. — giving it more financial flexibility in a downturn.
05Which has better profit margins — ARDX or AAPL?
Apple Inc. (AAPL) is the more profitable company, earning 26.9% net margin versus -15.1% for Ardelyx, Inc. — meaning it keeps 26.9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: AAPL leads at 32.0% versus -10.1% for ARDX. At the gross margin level — before operating expenses — ARDX leads at 90.3%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.
06Is ARDX or AAPL more undervalued right now?
On forward earnings alone, Apple Inc. (AAPL) trades at 31.1x forward P/E versus 401.8x for Ardelyx, Inc. — 370.7x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ARDX: 159.5% to $17.00.
07Which pays a better dividend — ARDX or AAPL?
In this comparison, AAPL (0.4% yield) pays a dividend. ARDX does not pay a meaningful dividend and should not be held primarily for income.
08Is ARDX or AAPL better for a retirement portfolio?
For long-horizon retirement investors, Ardelyx, Inc. (ARDX) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.62), +170.7% 10Y return). Both have compounded well over 10 years (ARDX: +170.7%, AAPL: +1027%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.
09What are the main differences between ARDX and AAPL?
These companies operate in different sectors (ARDX (Healthcare) and AAPL (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.
Find Stocks Like These
Explore pre-built screens for each stock's profile, or build a custom screen to find stocks that beat both.