Global lifetime sales: Uncharted 4 PS4 vs Halo 5 Xbox1

[Azzanation]

think-man said:
Uncharted is a bigger franchise than Halo now, i think its safe to say Uncharted will outsell Halo 5 in 1-2 months.

Uncharted is a bigger franchise then Halo? Explain bigger because last time i checked, Halo franchise is valued over $3.6b compared to Uncharted's $2b