What chiefly distinguishes sahih li-dhatihi from the other three categories?

Hasan li-Dhatihi, Sahih li-Ghayrihi, and al-Tirmidhi’s Composite Terms

• Its own chain satisfies all conditions including full precision
• Its multiple routes all having a compensable mild weakness
• Lighter precision coupled with outside corroboration
• An intrinsically hasan route strengthened by independent corroboration