Basis on my extensive use of Honor 8 for about 4 months, I can say that these are the biggest advantages of Honor 8.
01) Super Aesthetics
02) Superb Camera Quality
03) Good Internal Software
Yes, Honor 8 is made of metal body covered by glass.
No. Honor 8 camera does not come with Leica branding.
No. You cannot record 4k videos but you can play 4k videos on Honor 8.