| Revenue | — | — | — |
| Marketplace | 796.6a | 698.24a | 658.77a |
| Wholesale | 51.2a | 100.91a | 237.64a |
| Product | 46.58a | 115.1a | 758.63a |
| Total revenue | 894.38a | 914.24a | 1,655.04a |
| Cost of revenue | — | — | — |
| Marketplace | -54.95a | -60.02a | -56.04a |
| Wholesale | -54.34a | -90.07a | -176.45a |
| Product | -46.15a | -112.7a | -765a |
| Total cost of revenue | -155.44a | -262.79a | -997.48a |
| Gross profit | 738.95a | 651.45a | 657.55a |
| Operating expenses | — | — | — |
| Sales and marketing | -322.25a | -304.07a | -336.71a |
| Product, technology, and development | -144.43a | -146.17a | -123.77a |
| General and administrative | -112.07a | -152.76a | -73.12a |
| Impairment | -134.5a | 0a | 0a |
| Depreciation and amortization | -12.29a | -15.83a | -15.48a |
| Total operating expenses | -725.53a | -618.83a | -549.08a |
| Income from operations | 13.41a | 32.63a | 108.48a |
| Other income, net | — | — | — |
| Interest income | 12.19a | 18.43a | 3.85a |
| Other (expense) income, net | -0.94a | 0.63a | -0.96a |
| Total other income, net | 11.25a | 19.06a | 2.88a |
| Income before income taxes | 24.66a | 51.69a | 111.36a |
| Provision for income taxes | -3.69a | -29.63a | -32.41a |
| Consolidated net income | 20.97a | 22.05a | 78.95a |
| Net loss attributable to redeemable noncontrolling interest | 0a | -14.89a | -5.43a |
| Net income attributable to CarGurus, Inc. | 20.97a | 36.94a | 84.39a |
| Deemed dividend on redemption of noncontrolling interest | 0a | 5.84a | 0a |
| Accretion of redeemable noncontrolling interest to redemption value | 0a | 0a | -109.4a |
| Net income attributable to common stockholders | 20.97a | 31.1a | 193.79a |