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Side-by-side financial comparison of Backblaze, Inc. (BLZE) and Heartflow, Inc. (HTFL). Click either name above to swap in a different company.
Heartflow, Inc. is the larger business by last-quarter revenue ($46.3M vs $37.8M, roughly 1.2× Backblaze, Inc.). Backblaze, Inc. runs the higher net margin — -14.3% vs -109.9%, a 95.6% gap on every dollar of revenue. Backblaze, Inc. produced more free cash flow last quarter ($9.0M vs $-4.2M).
Backblaze, Inc. is an American cloud storage and data backup company based in San Mateo, California. It was founded in 2007 by Gleb Budman and others. Its services are intended for both business and personal markets.
HeartFlow, Inc. develops non-invasive cardiovascular diagnostic solutions for global healthcare providers. Its core product uses CT scan data to build 3D coronary artery models, assess blood flow to detect blockages, and support clinicians in making personalized heart disease treatment decisions without invasive procedures.
BLZE vs HTFL — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2025
| Metric | | |
|---|---|---|
| Revenue | $37.8M | $46.3M |
| Net Profit | $-5.4M | $-50.9M |
| Gross Margin | 62.0% | 76.5% |
| Operating Margin | -12.4% | -32.6% |
| Net Margin | -14.3% | -109.9% |
| Revenue YoY | 11.8% | — |
| Net Profit YoY | 62.3% | — |
| EPS (diluted) | $-0.09 | $-1.04 |
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 | $37.8M | — | ||
| Q3 25 | $37.2M | $46.3M | ||
| Q2 25 | $36.3M | $43.4M | ||
| Q1 25 | $34.6M | — | ||
| Q4 24 | $33.8M | — | ||
| Q3 24 | $32.6M | — | ||
| Q2 24 | $31.3M | — | ||
| Q1 24 | $30.0M | — |
| Q4 25 | $-5.4M | — | ||
| Q3 25 | $-3.8M | $-50.9M | ||
| Q2 25 | $-7.1M | $-9.2M | ||
| Q1 25 | $-9.3M | — | ||
| Q4 24 | $-14.4M | — | ||
| Q3 24 | $-12.8M | — | ||
| Q2 24 | $-10.3M | — | ||
| Q1 24 | $-11.1M | — |
| Q4 25 | 62.0% | — | ||
| Q3 25 | 62.1% | 76.5% | ||
| Q2 25 | 63.5% | 75.5% | ||
| Q1 25 | 55.6% | — | ||
| Q4 24 | 54.8% | — | ||
| Q3 24 | 54.6% | — | ||
| Q2 24 | 55.1% | — | ||
| Q1 24 | 52.8% | — |
| Q4 25 | -12.4% | — | ||
| Q3 25 | -8.9% | -32.6% | ||
| Q2 25 | -18.5% | -31.6% | ||
| Q1 25 | -25.8% | — | ||
| Q4 24 | -40.8% | — | ||
| Q3 24 | -37.4% | — | ||
| Q2 24 | -31.4% | — | ||
| Q1 24 | -35.1% | — |
| Q4 25 | -14.3% | — | ||
| Q3 25 | -10.2% | -109.9% | ||
| Q2 25 | -19.6% | -21.2% | ||
| Q1 25 | -26.9% | — | ||
| Q4 24 | -42.6% | — | ||
| Q3 24 | -39.1% | — | ||
| Q2 24 | -33.1% | — | ||
| Q1 24 | -36.9% | — |
| Q4 25 | $-0.09 | — | ||
| Q3 25 | $-0.07 | $-1.04 | ||
| Q2 25 | $-0.13 | $-1.46 | ||
| Q1 25 | $-0.17 | — | ||
| Q4 24 | $-0.30 | — | ||
| Q3 24 | $-0.29 | — | ||
| Q2 24 | $-0.25 | — | ||
| Q1 24 | $-0.27 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $51.4M | $291.2M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $83.2M | $254.6M |
| Total Assets | $191.8M | $364.4M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $51.4M | — | ||
| Q3 25 | $50.3M | $291.2M | ||
| Q2 25 | $50.5M | $80.2M | ||
| Q1 25 | $53.2M | — | ||
| Q4 24 | $54.9M | — | ||
| Q3 24 | $20.9M | — | ||
| Q2 24 | $23.6M | — | ||
| Q1 24 | $28.2M | — |
| Q4 25 | $83.2M | — | ||
| Q3 25 | $82.8M | $254.6M | ||
| Q2 25 | $79.6M | $-894.8M | ||
| Q1 25 | $77.8M | — | ||
| Q4 24 | $77.6M | — | ||
| Q3 24 | $42.8M | — | ||
| Q2 24 | $45.1M | — | ||
| Q1 24 | $47.5M | — |
| Q4 25 | $191.8M | — | ||
| Q3 25 | $191.5M | $364.4M | ||
| Q2 25 | $186.0M | $159.4M | ||
| Q1 25 | $170.2M | — | ||
| Q4 24 | $168.6M | — | ||
| Q3 24 | $136.2M | — | ||
| Q2 24 | $127.8M | — | ||
| Q1 24 | $131.9M | — |
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 | $9.3M | $-3.0M |
| Free Cash FlowOCF − Capex | $9.0M | $-4.2M |
| FCF MarginFCF / Revenue | 24.0% | -9.1% |
| Capex IntensityCapex / Revenue | 0.7% | 2.7% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $18.9M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $9.3M | — | ||
| Q3 25 | $5.7M | $-3.0M | ||
| Q2 25 | $3.5M | $-40.5M | ||
| Q1 25 | $4.9M | — | ||
| Q4 24 | $2.2M | — | ||
| Q3 24 | $4.6M | — | ||
| Q2 24 | $2.2M | — | ||
| Q1 24 | $3.4M | — |
| Q4 25 | $9.0M | — | ||
| Q3 25 | $2.6M | $-4.2M | ||
| Q2 25 | $2.8M | $-42.4M | ||
| Q1 25 | $4.4M | — | ||
| Q4 24 | $1.4M | — | ||
| Q3 24 | $4.4M | — | ||
| Q2 24 | $2.0M | — | ||
| Q1 24 | $3.0M | — |
| Q4 25 | 24.0% | — | ||
| Q3 25 | 7.0% | -9.1% | ||
| Q2 25 | 7.6% | -97.6% | ||
| Q1 25 | 12.8% | — | ||
| Q4 24 | 4.2% | — | ||
| Q3 24 | 13.6% | — | ||
| Q2 24 | 6.3% | — | ||
| Q1 24 | 10.0% | — |
| Q4 25 | 0.7% | — | ||
| Q3 25 | 8.5% | 2.7% | ||
| Q2 25 | 2.2% | 4.4% | ||
| Q1 25 | 1.5% | — | ||
| Q4 24 | 2.4% | — | ||
| Q3 24 | 0.6% | — | ||
| Q2 24 | 0.9% | — | ||
| Q1 24 | 1.4% | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
