Comprehensive Stock Comparison
Compare Eco Wave Power Global AB (publ) (WAVE) vs PowerBank Corporation (SUUN) Stock
Analyze side-by-side fundamentals, valuation, growth, and profitability to decide which stock is the better buy.
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Quick Verdict
| Category | Winner | Why |
|---|---|---|
| Growth | SUUN | -28.9% revenue growth vs WAVE's -45.1% |
| Quality / Margins | SUUN | -7.5% net margin vs WAVE's -17.6% |
| Stability / Safety | SUUN | Beta 0.56 vs WAVE's 0.74 |
| Dividends | Tie | Neither pays a meaningful dividend |
| Momentum (1Y) | WAVE | -33.6% vs SUUN's -78.1% |
| Efficiency (ROA) | SUUN | -2.6% ROA vs WAVE's -31.5%, ROIC -11.7% vs -53.8% |
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
Eco Wave Power Global is a wave energy company that develops technology to convert ocean and sea waves into clean electricity. It makes money primarily through power purchase agreements and concession agreements for its wave energy projects, with a development pipeline of approximately 405 megawatts across multiple countries. The company's key advantage is its proprietary wave energy conversion technology and its portfolio of international agreements that provide exclusive access to prime wave energy locations.
PowerBank Corporation develops and operates solar power generation projects in Ontario and New York. It makes money primarily from selling electricity generated by its behind-the-meter solar installations, community solar gardens, and utility-scale solar farms — with long-term power purchase agreements providing stable revenue. The company's competitive advantage lies in its expertise in navigating complex permitting and grid interconnection processes for solar projects in regulated markets.
Financial Metrics Comparison
Side-by-side fundamentals across 2 stocks. BestLagging
Financial Scorecard
SUUN leads in 3 of 6 categories (Financial Metrics, Valuation Metrics). WAVE leads in 1 (Total Returns). 1 tied.
Financial Metrics (TTM)
SUUN is the larger business by revenue, generating $49M annually — 292.5x WAVE's $168,000. SUUN is the more profitable business, keeping -7.5% of every revenue dollar as net income compared to WAVE's -17.6%.
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| RevenueTrailing 12 months | $168,000 | $49M |
| EBITDAEarnings before interest/tax | -$2M | -$500,554 |
| Net IncomeAfter-tax profit | -$3M | -$4M |
| Free Cash FlowCash after capex | $0 | -$32M |
| Gross MarginGross profit ÷ Revenue | +75.0% | +31.1% |
| Operating MarginEBIT ÷ Revenue | -15.3% | -11.1% |
| Net MarginNet income ÷ Revenue | -17.6% | -7.5% |
| FCF MarginFCF ÷ Revenue | +6.6% | -64.2% |
| Rev. Growth (YoY)Latest quarter vs prior year | — | +27.4% |
| EPS Growth (YoY)Latest quarter vs prior year | -177.8% | +103.6% |
Valuation Metrics
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| Market CapShares × price | $29M | $34M |
| Enterprise ValueMkt cap + debt − cash | $23M | $84M |
| Trailing P/EPrice ÷ TTM EPS | -13.49x | -1.10x |
| Forward P/EPrice ÷ next-FY EPS est. | — | — |
| PEG RatioP/E ÷ EPS growth rate | — | — |
| EV / EBITDAEnterprise value multiple | — | — |
| Price / SalesMarket cap ÷ Revenue | 173.14x | 1.14x |
| Price / BookPrice ÷ Book value/share | 3.33x | 1.73x |
| Price / FCFMarket cap ÷ FCF | 26.23x | — |
Profitability & Efficiency
SUUN delivers a -15.0% return on equity — every $100 of shareholder capital generates $-15 in annual profit, vs $-43 for WAVE. WAVE carries lower financial leverage with a 0.16x debt-to-equity ratio, signaling a more conservative balance sheet compared to SUUN's 3.81x. On the Piotroski fundamental quality scale (0–9), WAVE scores 3/9 vs SUUN's 2/9, reflecting mixed financial health.
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| ROE (TTM)Return on equity | -42.8% | -15.0% |
| ROA (TTM)Return on assets | -31.5% | -2.6% |
| ROICReturn on invested capital | -53.8% | -11.7% |
| ROCEReturn on capital employed | -28.6% | -13.9% |
| Piotroski ScoreFundamental quality 0–9 | 3 | 2 |
| Debt / EquityFinancial leverage | 0.16x | 3.81x |
| Net DebtTotal debt minus cash | -$7M | $68M |
| Cash & Equiv.Liquid assets | $8M | $8M |
| Total DebtShort + long-term debt | $1M | $75M |
| Interest CoverageEBIT ÷ Interest expense | -38.41x | -3.52x |
Total Returns (with DRIP)
A $10,000 investment in WAVE five years ago would be worth $2,656 today (with dividends reinvested), compared to $1,551 for SUUN. Over the past 12 months, WAVE leads with a -33.6% total return vs SUUN's -78.1%. The 3-year compound annual growth rate (CAGR) favors WAVE at 11.7% vs SUUN's -46.3% — a key indicator of consistent wealth creation.
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| YTD ReturnYear-to-date | -17.1% | -59.9% |
| 1-Year ReturnPast 12 months | -33.6% | -78.1% |
| 3-Year ReturnCumulative with dividends | +39.3% | -84.5% |
| 5-Year ReturnCumulative with dividends | -73.4% | -84.5% |
| 10-Year ReturnCumulative with dividends | -73.4% | -84.5% |
| CAGR (3Y)Annualised 3-year return | +11.7% | -46.3% |
Risk & Volatility
SUUN is the less volatile stock with a 0.56 beta — it tends to amplify market swings less than WAVE's 0.74 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. WAVE currently trades 50.6% from its 52-week high vs SUUN's 15.6% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 0.74x | 0.56x |
| 52-Week HighHighest price in past year | $9.87 | $4.99 |
| 52-Week LowLowest price in past year | $4.41 | $0.74 |
| % of 52W HighCurrent price vs 52-week peak | +50.6% | +15.6% |
| RSI (14)Momentum oscillator 0–100 | 41.1 | 29.6 |
| Avg Volume (50D)Average daily shares traded | 10K | 2.4M |
Analyst Outlook
| Metric | WAVEEco Wave Power Gl… | SUUNPowerBank Corpora… |
|---|---|---|
| Analyst RatingConsensus buy/hold/sell | — | — |
| Price TargetConsensus 12-month target | — | — |
| # AnalystsCovering analysts | — | — |
| Dividend YieldAnnual dividend ÷ price | — | — |
| Dividend StreakConsecutive years of raises | — | — |
| Dividend / ShareAnnual DPS | — | — |
| Buyback YieldShare repurchases ÷ mkt cap | +0.2% | 0.0% |
Historical Charts
Charts are rendered on first load. Hover for details.
Chart 1Total Return — 5 Years (Rebased to 100)
| Stock | May 24 | Feb 26 | Change |
|---|---|---|---|
| Eco Wave Power Glob… (WAVE) | 100 | 180.74 | +80.7% |
| PowerBank Corporati… (SUUN) | 114.77 | 30.94 | -73.0% |
Eco Wave Power Glob… (WAVE) returned -73% over 5 years vs PowerBank Corporati… (SUUN)'s -84%.
Chart 2Revenue Growth — 10 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| Eco Wave Power Glob… (WAVE) | $21712.00 | $168000.00 | +673.8% |
| PowerBank Corporati… (SUUN) | $7M | $42M | +465.3% |
Chart 3Net Margin Trend — 10 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| Eco Wave Power Glob… (WAVE) | -44.4% | -12.4% | +72.1% |
| PowerBank Corporati… (SUUN) | -1.8% | -74.7% | -4058.7% |
Chart 4EPS Growth — 10 Years
| Stock | 2017 | 2025 | Change |
|---|---|---|---|
| Eco Wave Power Glob… (WAVE) | -0.2 | -0.37 | -85.0% |
| PowerBank Corporati… (SUUN) | -0.01 | -0.97 | -11572.3% |
Chart 5Free Cash Flow — 5 Years
Eco Wave Power Global AB (publ) generated $1M FCF in 2024 (+142% vs 2021). PowerBank Corporation generated $-26M FCF in 2025 (-849% vs 2021).
WAVE vs SUUN: Frequently Asked Questions
6 questions · data-driven answers · updated daily
01Which is the better long-term investment — WAVE or SUUN?
Over the past 5 years, Eco Wave Power Global AB (publ) (WAVE) delivered a total return of -73.4%, compared to -84.5% for PowerBank Corporation (SUUN). A $10,000 investment in WAVE five years ago would be worth approximately $3K today (assuming dividends reinvested). Over 10 years, the gap is even starker: WAVE returned -73.4% versus SUUN's -84.5%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
02Which is safer — WAVE or SUUN?
By beta (market sensitivity over 5 years), PowerBank Corporation (SUUN) is the lower-risk stock at 0.56β versus Eco Wave Power Global AB (publ)'s 0.74β — meaning WAVE is approximately 32% more volatile than SUUN relative to the S&P 500. On balance sheet safety, Eco Wave Power Global AB (publ) (WAVE) carries a lower debt/equity ratio of 16% versus 4% for PowerBank Corporation — giving it more financial flexibility in a downturn.
03Which has better profit margins — WAVE or SUUN?
PowerBank Corporation (SUUN) is the more profitable company, earning -74.7% net margin versus -1236.3% for Eco Wave Power Global AB (publ) — meaning it keeps -74.7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: SUUN leads at -20.3% versus -1391.7% for WAVE. At the gross margin level — before operating expenses — WAVE leads at 75.0%, 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.
04Which pays a better dividend — WAVE or SUUN?
None of the stocks in this comparison currently pay a material dividend. All are effectively zero-yield and should be held for capital appreciation rather than income.
05Is WAVE or SUUN better for a retirement portfolio?
For long-horizon retirement investors, PowerBank Corporation (SUUN) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.56)). Both have compounded well over 10 years (SUUN: -84.5%, WAVE: -73.4%), 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.
06What are the main differences between WAVE and SUUN?
Both stocks operate in the Utilities sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both. 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.
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