vs
Side-by-side financial comparison of Joby Aviation, Inc. (JOBY) and Rocket Lab Corp (RKLB), based on the latest 10-Q / 10-K filings. Click either name above to swap in a different company.
Rocket Lab Corp is the larger business by last-quarter revenue ($179.7M vs $30.8M, roughly 5.8× Joby Aviation, Inc.). On growth, Joby Aviation, Inc. posted the faster year-over-year revenue change (55965.5% vs 35.7%). Rocket Lab Corp produced more free cash flow last quarter ($-114.2M vs $-563.8M). Over the past eight quarters, Joby Aviation, Inc.'s revenue compounded faster (3412.0% CAGR vs 39.2%).
Joby Aviation is a United States venture-backed aviation company, developing an electric vertical takeoff and landing (eVTOL) aircraft that it intends to operate as an air taxi service. Joby Aviation is headquartered in Santa Cruz, California and has offices in San Carlos, California; Marina, California; and Munich, Germany.
Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...
JOBY vs RKLB — Head-to-Head
Income Statement — Q4 2025 vs Q4 2025
| Metric | | |
|---|---|---|
| Revenue | $30.8M | $179.7M |
| Net Profit | — | $-52.9M |
| Gross Margin | — | 38.0% |
| Operating Margin | — | -28.4% |
| Net Margin | — | -29.5% |
| Revenue YoY | 55965.5% | 35.7% |
| Net Profit YoY | 50.7% | -1.1% |
| EPS (diluted) | — | $-0.09 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align — see 8-quarter trend below.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history — bar widths are scaled to the larger of the two companies so you can eyeball the size gap and growth trajectory without doing math. Quarters aligned by calendar period (report date) so offset fiscal years line up.
| Q4 25 | $30.8M | $179.7M | ||
| Q3 25 | $22.6M | $155.1M | ||
| Q2 25 | $15.0K | $144.5M | ||
| Q1 25 | $0 | $122.6M | ||
| Q4 24 | $55.0K | $132.4M | ||
| Q3 24 | $28.0K | $104.8M | ||
| Q2 24 | $28.0K | $106.3M | ||
| Q1 24 | $25.0K | $92.8M |
| Q4 25 | — | $-52.9M | ||
| Q3 25 | $-401.2M | $-18.3M | ||
| Q2 25 | $-324.7M | $-66.4M | ||
| Q1 25 | $-82.4M | $-60.6M | ||
| Q4 24 | — | $-52.3M | ||
| Q3 24 | $-143.9M | $-51.9M | ||
| Q2 24 | $-123.3M | $-41.6M | ||
| Q1 24 | $-94.6M | $-44.3M |
| Q4 25 | — | 38.0% | ||
| Q3 25 | — | 37.0% | ||
| Q2 25 | — | 32.1% | ||
| Q1 25 | — | 28.8% | ||
| Q4 24 | — | 27.8% | ||
| Q3 24 | — | 26.7% | ||
| Q2 24 | — | 25.6% | ||
| Q1 24 | — | 26.1% |
| Q4 25 | — | -28.4% | ||
| Q3 25 | -804.8% | -38.0% | ||
| Q2 25 | -1119093.3% | -41.3% | ||
| Q1 25 | — | -48.3% | ||
| Q4 24 | — | -38.9% | ||
| Q3 24 | -559625.0% | -49.5% | ||
| Q2 24 | -515310.7% | -40.7% | ||
| Q1 24 | -583588.0% | -46.4% |
| Q4 25 | — | -29.5% | ||
| Q3 25 | -1777.4% | -11.8% | ||
| Q2 25 | -2164493.3% | -46.0% | ||
| Q1 25 | — | -49.5% | ||
| Q4 24 | — | -39.5% | ||
| Q3 24 | -513850.0% | -49.6% | ||
| Q2 24 | -440328.6% | -39.2% | ||
| Q1 24 | -378348.0% | -47.7% |
| Q4 25 | — | $-0.09 | ||
| Q3 25 | $-0.48 | $-0.03 | ||
| Q2 25 | $-0.41 | $-0.13 | ||
| Q1 25 | $-0.11 | $-0.12 | ||
| Q4 24 | — | $-0.11 | ||
| Q3 24 | $-0.21 | $-0.10 | ||
| Q2 24 | $-0.18 | $-0.08 | ||
| Q1 24 | $-0.14 | $-0.09 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest filing — the kind of financial-strength check premium terminals charge for.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.4B | $1.0B |
| Total DebtLower is stronger | — | $152.4M |
| Stockholders' EquityBook value | $1.4B | $1.7B |
| Total Assets | $1.8B | $2.3B |
| Debt / EquityLower = less leverage | — | 0.09× |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $1.4B | $1.0B | ||
| Q3 25 | $978.1M | $976.7M | ||
| Q2 25 | $991.0M | $688.1M | ||
| Q1 25 | $812.5M | $428.4M | ||
| Q4 24 | $932.9M | $419.0M | ||
| Q3 24 | $710.0M | $442.4M | ||
| Q2 24 | $825.0M | $496.8M | ||
| Q1 24 | $923.9M | $492.5M |
| Q4 25 | — | $152.4M | ||
| Q3 25 | — | $347.0M | ||
| Q2 25 | — | $346.5M | ||
| Q1 25 | — | $345.9M | ||
| Q4 24 | — | $345.4M | ||
| Q3 24 | — | $61.2M | ||
| Q2 24 | — | $64.2M | ||
| Q1 24 | — | $66.8M |
| Q4 25 | $1.4B | $1.7B | ||
| Q3 25 | $896.5M | $1.3B | ||
| Q2 25 | $898.3M | $688.5M | ||
| Q1 25 | $859.4M | $431.3M | ||
| Q4 24 | $912.4M | $382.5M | ||
| Q3 24 | $781.0M | $419.8M | ||
| Q2 24 | $894.6M | $455.2M | ||
| Q1 24 | $975.1M | $478.9M |
| Q4 25 | $1.8B | $2.3B | ||
| Q3 25 | $1.4B | $2.2B | ||
| Q2 25 | $1.3B | $1.6B | ||
| Q1 25 | $1.1B | $1.3B | ||
| Q4 24 | $1.2B | $1.2B | ||
| Q3 24 | $964.3M | $1.2B | ||
| Q2 24 | $1.1B | $1.2B | ||
| Q1 24 | $1.2B | $1.2B |
| Q4 25 | — | 0.09× | ||
| Q3 25 | — | 0.27× | ||
| Q2 25 | — | 0.50× | ||
| Q1 25 | — | 0.80× | ||
| Q4 24 | — | 0.90× | ||
| Q3 24 | — | 0.15× | ||
| Q2 24 | — | 0.14× | ||
| Q1 24 | — | 0.14× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Net income can be massaged; cash flow is harder to fake.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-509.9M | $-64.5M |
| Free Cash FlowOCF − Capex | $-563.8M | $-114.2M |
| FCF MarginFCF / Revenue | -1828.4% | -63.6% |
| Capex IntensityCapex / Revenue; lower = less reinvestment burden | 174.9% | 27.6% |
| Cash ConversionOCF / Net Profit; >1× = earnings back up with cash | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-960.6M | $-321.8M |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $-509.9M | $-64.5M | ||
| Q3 25 | $-139.2M | $-23.5M | ||
| Q2 25 | $-106.6M | $-23.2M | ||
| Q1 25 | $-111.0M | $-54.2M | ||
| Q4 24 | $-436.3M | $-2.4M | ||
| Q3 24 | $-110.3M | $-30.9M | ||
| Q2 24 | $-98.8M | $-13.0M | ||
| Q1 24 | $-106.6M | $-2.6M |
| Q4 25 | $-563.8M | $-114.2M | ||
| Q3 25 | $-152.2M | $-69.4M | ||
| Q2 25 | $-118.7M | $-55.3M | ||
| Q1 25 | $-125.9M | $-82.9M | ||
| Q4 24 | $-476.9M | $-23.9M | ||
| Q3 24 | $-120.2M | $-41.9M | ||
| Q2 24 | $-107.3M | $-28.3M | ||
| Q1 24 | $-113.5M | $-21.8M |
| Q4 25 | -1828.4% | -63.6% | ||
| Q3 25 | -674.3% | -44.8% | ||
| Q2 25 | -791333.3% | -38.3% | ||
| Q1 25 | — | -67.6% | ||
| Q4 24 | -867061.8% | -18.1% | ||
| Q3 24 | -429128.6% | -40.0% | ||
| Q2 24 | -383178.6% | -26.7% | ||
| Q1 24 | -454080.0% | -23.5% |
| Q4 25 | 174.9% | 27.6% | ||
| Q3 25 | 57.7% | 29.6% | ||
| Q2 25 | 80913.3% | 22.2% | ||
| Q1 25 | — | 23.4% | ||
| Q4 24 | 73849.1% | 16.3% | ||
| Q3 24 | 35207.1% | 10.5% | ||
| Q2 24 | 30192.9% | 14.4% | ||
| Q1 24 | 27540.0% | 20.7% |
Financial Flow Comparison
Sankey diagram of revenue → gross profit → operating profit → net profit for each company. Charts shown full-width and stacked so both segment hierarchies are readable side-by-side on desktop and mobile.
Revenue Breakdown by Segment
JOBY
Segment breakdown not available.
RKLB
| Products | $94.0M | 52% |
| Transferred Over Time | $87.3M | 49% |
