Two companies in the same sector: Company A trades at 8x EV/EBITDA, Company B at 12x. As a buy-side analyst, would you definitely consider Company A to be cheaper and a better buy?

同行业的两家公司，A公司的 EV/EBITDA 是 8x，B公司是 12x。作为买方分析师，你一定会觉得A公司更便宜、更值得买吗？