MovieConverter-Studio video converter easily gives you good results.

MovieConverter Studio provides:
• Adaptation to your Television Standard (videos will be conformed …but without jerking)
• Detection of Anamorphics files (movies will no longer be deformed after encoding)
• Automatic interlacing management. TV broadcast will display frames properly and in good order.
• Ability to transform any video from 4:3 to 16:9 (whatever its size or interlacing),
• MovieConverter manages simple videos too ;-)

Features:
• Convert for editing (iMovie) or for broadcasting…
• Convert to iPhone, iPad, AppleTV… and for your multimedia disk (up to HD Ready)
• Convert to DVD, prepare and burn your DVD (with chapterized videos, and animated menus always in full screen whatever your TV type)
• Customizable presets to load multiple files at once (e.g.: with your accurate settings)
• And ability to override all automatisms (…reserved for experts only)

So, chose your flavor: "easy" or "expert".

Requirements:
OS X 10.13+
Intel