Market timing includes chasing opportunities and availing them at the most opportune times while avoiding downturns.
Time in the market is focused more on long-term strategies than short-term predictions. With time and patience invested in the market, you tend to come out tops, since you have mastered the market movements with your knowledge and insights.
Some like to ride the waves while others prefer jumping in and enjoying the water before a wave propels them forward. What do you prefer?