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Side-by-side financial comparison of Lucid Diagnostics Inc. (LUCD) and Expion360 Inc. (XPON). Click either name above to swap in a different company.
Expion360 Inc. is the larger business by last-quarter revenue ($2.2M vs $1.2M, roughly 1.8× Lucid Diagnostics Inc.). Expion360 Inc. runs the higher net margin — -199.9% vs -858.5%, a 658.6% gap on every dollar of revenue. On growth, Expion360 Inc. posted the faster year-over-year revenue change (11.8% vs 3.3%). Over the past eight quarters, Expion360 Inc.'s revenue compounded faster (51.1% CAGR vs 7.9%).
Lucid Diagnostics Inc. is a commercial-stage medical diagnostics firm focused on non-invasive screening tests for upper gastrointestinal diseases, including early detection of esophageal cancer and pre-cancerous lesions. It mainly serves healthcare providers and clinical partners across the United States, targeting at-risk patient populations.
Expion360 Inc. is a provider of high-performance lithium iron phosphate (LFP) battery solutions and supporting energy storage products. Its core customer segments cover recreational vehicle owners, marine users, off-grid lifestyle enthusiasts and residential users across the U.S. market, delivering safe, durable and low-carbon energy storage options.
LUCD vs XPON — Head-to-Head
Income Statement — Q3 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $1.2M | $2.2M |
| Net Profit | $-10.4M | $-4.4M |
| Gross Margin | — | -14.8% |
| Operating Margin | -971.0% | -234.4% |
| Net Margin | -858.5% | -199.9% |
| Revenue YoY | 3.3% | 11.8% |
| Net Profit YoY | 16.0% | -1663.2% |
| EPS (diluted) | $-0.10 | $-0.45 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | — | $2.2M | ||
| Q3 25 | $1.2M | $2.4M | ||
| Q2 25 | $1.2M | $3.0M | ||
| Q1 25 | $828.0K | $2.0M | ||
| Q4 24 | $1.2M | $2.0M | ||
| Q3 24 | $1.2M | $1.4M | ||
| Q2 24 | $976.0K | $1.3M | ||
| Q1 24 | $1.0M | $971.9K |
| Q4 25 | — | $-4.4M | ||
| Q3 25 | $-10.4M | $722.8K | ||
| Q2 25 | $-4.4M | $-1.4M | ||
| Q1 25 | $-26.9M | $-1.2M | ||
| Q4 24 | $-11.5M | $-251.6K | ||
| Q3 24 | $-12.4M | $-8.8M | ||
| Q2 24 | $-11.0M | $-2.2M | ||
| Q1 24 | $-10.6M | $-2.2M |
| Q4 25 | — | -14.8% | ||
| Q3 25 | — | 22.7% | ||
| Q2 25 | — | 20.8% | ||
| Q1 25 | — | 24.5% | ||
| Q4 24 | — | 22.1% | ||
| Q3 24 | — | 12.1% | ||
| Q2 24 | — | 25.5% | ||
| Q1 24 | — | 22.9% |
| Q4 25 | — | -234.4% | ||
| Q3 25 | -971.0% | -125.4% | ||
| Q2 25 | -978.8% | -45.2% | ||
| Q1 25 | -1508.1% | -56.0% | ||
| Q4 24 | -1033.8% | -59.5% | ||
| Q3 24 | -997.8% | -138.7% | ||
| Q2 24 | -1146.7% | -131.4% | ||
| Q1 24 | -1078.1% | -202.4% |
| Q4 25 | — | -199.9% | ||
| Q3 25 | -858.5% | 30.2% | ||
| Q2 25 | -381.7% | -45.8% | ||
| Q1 25 | -3249.8% | -56.2% | ||
| Q4 24 | -964.2% | -12.7% | ||
| Q3 24 | -1055.5% | -634.4% | ||
| Q2 24 | -1127.6% | -173.7% | ||
| Q1 24 | -1060.1% | -225.6% |
| Q4 25 | — | $-0.45 | ||
| Q3 25 | $-0.10 | $0.10 | ||
| Q2 25 | $-0.08 | $-0.41 | ||
| Q1 25 | $-0.52 | $-0.37 | ||
| Q4 24 | $-0.17 | $65.02 | ||
| Q3 24 | $-0.25 | $-24.55 | ||
| Q2 24 | $-0.23 | $-30.20 | ||
| Q1 24 | $-0.40 | $-31.30 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $47.3M | $3.0M |
| Total DebtLower is stronger | — | $197.2K |
| Stockholders' EquityBook value | $25.8M | $6.5M |
| Total Assets | $53.2M | $8.1M |
| Debt / EquityLower = less leverage | — | 0.03× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $3.0M | ||
| Q3 25 | $47.3M | $4.3M | ||
| Q2 25 | $31.1M | $684.9K | ||
| Q1 25 | $25.2M | $1.1M | ||
| Q4 24 | $22.4M | $547.6K | ||
| Q3 24 | $14.5M | $3.3M | ||
| Q2 24 | $24.9M | $902.3K | ||
| Q1 24 | $24.8M | $2.3M |
| Q4 25 | — | $197.2K | ||
| Q3 25 | — | $205.6K | ||
| Q2 25 | — | $213.6K | ||
| Q1 25 | — | $221.8K | ||
| Q4 24 | — | $230.2K | ||
| Q3 24 | — | $239.9K | ||
| Q2 24 | — | $247.7K | ||
| Q1 24 | — | $255.4K |
| Q4 25 | — | $6.5M | ||
| Q3 25 | $25.8M | $9.0M | ||
| Q2 25 | $7.9M | $2.1M | ||
| Q1 25 | $-5.4M | $3.2M | ||
| Q4 24 | $5.4M | $2.5M | ||
| Q3 24 | $6.3M | $2.5M | ||
| Q2 24 | $16.0M | $2.5M | ||
| Q1 24 | $11.9M | $3.7M |
| Q4 25 | — | $8.1M | ||
| Q3 25 | $53.2M | $10.7M | ||
| Q2 25 | $38.7M | $8.6M | ||
| Q1 25 | $32.8M | $9.2M | ||
| Q4 24 | $30.7M | $9.1M | ||
| Q3 24 | $22.6M | $10.1M | ||
| Q2 24 | $34.1M | $8.8M | ||
| Q1 24 | $32.0M | $10.0M |
| Q4 25 | — | 0.03× | ||
| Q3 25 | — | 0.02× | ||
| Q2 25 | — | 0.10× | ||
| Q1 25 | — | 0.07× | ||
| Q4 24 | — | 0.09× | ||
| Q3 24 | — | 0.09× | ||
| Q2 24 | — | 0.10× | ||
| Q1 24 | — | 0.07× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-10.9M | $-2.4M |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | — | $-2.4M | ||
| Q3 25 | $-10.9M | $-2.1M | ||
| Q2 25 | $-10.5M | $-401.0K | ||
| Q1 25 | $-12.5M | $-1.2M | ||
| Q4 24 | $-9.9M | $-2.9M | ||
| Q3 24 | $-10.2M | $-3.2M | ||
| Q2 24 | $-11.5M | $-1.7M | ||
| Q1 24 | $-12.6M | $-1.7M |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | $-1.7M |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | -173.1% |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | 1.1% |
| Q4 25 | — | — | ||
| Q3 25 | — | -2.90× | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
