FuelCell Energy, Inc. (FCEL) vs Power Solutions International, Inc. (PSIX)
A side-by-side comparison of FuelCell Energy, Inc. and Power Solutions International, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 26, 2026. Differences are shown without an overall score or investment verdict.
FCEL
FuelCell Energy, Inc.
$19.07IndustrialsDelayed quote: Aug 26, 2026, 4:00 PM EDT
PSIX
Power Solutions International, Inc.
$36.64IndustrialsDelayed quote: Aug 26, 2026, 4:00 PM EDT
Total return — FCEL vs PSIX
growth of $100 · dividends reinvested · last 10yFCEL -99.0% (-36.9%/yr)PSIX +206.6% (+11.9%/yr)PSIX compounded faster over this window
Log scale — wide-divergence pair
FCEL PSIX
FCEL vs PSIX: by the numbers
- •FCEL is the larger company ($1.52B vs $845M market cap).
- •PSIX is profitable (10.03% net margin) while FCEL runs a net loss (-132.72%).
- •FCEL grew revenue faster over the past five years (21.07% vs 9.42% CAGR).
Metrics side by side
Valuation
| Metric | FCEL | PSIX |
|---|---|---|
| P/E ratio | N/A | 12.42 |
| Forward P/E | N/A | 12.52 |
| P/S ratio | 6.23 | 1.25 |
| P/B ratio | 1.45 | 4.16 |
| EV / EBITDA | N/A | 9.50 |
| FCF yield | N/A | 7.94% |
Profitability
| Metric | FCEL | PSIX |
|---|---|---|
| Gross margin | -18.20% | 23.73% |
| Operating margin | -76.65% | 13.00% |
| Net margin | -132.72% | 10.03% |
| ROE | -30.97% | 33.41% |
| ROIC | -16.36% | 21.64% |
Growth (annualized)
| Metric | FCEL | PSIX |
|---|---|---|
| Revenue CAGR (5Y) | 21.07% | 9.42% |
| EPS CAGR (5Y) | N/A | 53.38% |
| FCF CAGR (5Y) | N/A | 26.17% |
| Total return CAGR (5Y) | -36.51% | 48.15% |
Frequently asked
- Which has grown faster, FCEL or PSIX?
- Over the past five years, FCEL grew revenue faster — FCEL at a 21.07% CAGR versus PSIX at 9.42%.
- Is FCEL or PSIX more profitable?
- PSIX runs the higher net margin — FCEL at -132.72% versus PSIX at 10.03%.
- How have FCEL and PSIX total returns compared?
- Over the past 10 years, FCEL delivered -36.74% and PSIX delivered 11.72% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Power Solutions International P/E ratioFuelCell Energy ROEPower Solutions International ROEFuelCell Energy operating marginPower Solutions International operating marginFuelCell Energy revenue growthPower Solutions International revenue growthFuelCell Energy free cash flowPower Solutions International free cash flow
FuelCell Energy & Power Solutions International appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 26, 2026.