Canon 1300D (T6) or 750D (T60i) ? I have the lens from my old nikon (70-200mm usm ii f/2,8 L) which one suits my lens better

I want the best quality out of it and the 18megapixel of t6 scares me:/ should i care about the megapixel? Not?

Read more: Canon 1300D (T6) or 750D (T60i) ? I have the lens from my old nikon (70-200mm usm ii f/2,8 L) which one suits my lens better