He is a good English speaker.

He speaks English well.
He is good at speaking English.

(Are they all the same?)

Yes. They are all the same. The best, though, is "He speaks English well."

Yes, they all convey a similar meaning, but there are subtle differences in their emphasis and usage.

1. "He is a good English speaker." This sentence emphasizes the person's proficiency in speaking English. It suggests that the person has a high level of skill and proficiency in the English language.

2. "He speaks English well." This sentence focuses on the person's ability to communicate effectively in English. It implies that the person's English speaking skills are of a good or satisfactory level.

3. "He is good at speaking English." This sentence highlights the person's aptitude or natural talent for speaking English. It suggests that the person has an innate ability or knack for speaking English fluently and with ease.

While these sentences are similar in meaning, their usage may vary depending on the context or the desired emphasis. It's always important to consider the specific nuance each sentence conveys to choose the most appropriate phrase for the situation.