Best for mostD. C. Lau · 1963
D.C. Lau's Penguin translation is the standard — accurate, concise, and scholarly without being cold. For a first reading that won't mislead you, this is the one I'd start with. It's less lush than Mitchell or Le Guin, but it's the closest of the popular editions to what the Chinese actually says. This is where I'd start.
Most popularStephen Mitchell · 1988
Stephen Mitchell's version is the bestseller, and it's beautiful — spare, quotable, serene. One important caveat: Mitchell doesn't read classical Chinese, so his 'translation' is really an interpretation built on other translations, and it takes real liberties. Wonderful as poetry and meditation; just don't mistake it for the literal text.
Most faithfulAddiss & Lombardo · 1993
Addiss and Lombardo set out to match the original's extreme spareness in English, and they largely pull it off — terse, imagistic, faithful, with the Chinese characters alongside. The connoisseur's pick if you want the poetry and the accuracy at once.
Most personalUrsula K. Le Guin · 1997
Ursula K. Le Guin called hers a 'rendition,' not a translation — a lifelong reader's personal version, warm and lyrical. It isn't literal and she's open about that. Lovely to live with; best paired with a faithful translation if you want to know what Laozi actually wrote.