1. Solar cells are a little smaller and lighter than before.

2. Solar cells are little smaller and lighter than before.

3. Solar cells are much smaller and lighter than before.

(#3 is grammatical, right? What about #1 and #2? Are they grammatical? What is the difference between #1 and #2?)

  1. 👍
  2. 👎
  3. 👁
  1. 1 and 3 are good.

    1. 👍
    2. 👎
  2. For #2, custom demands that we use the article in this sentence.

    1. 👍
    2. 👎

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