No, the Sony Alpha A7R V is not compatible with the Sony Tough G 128GB CFexpress Type B.
Sony A7R V accepts only CFexpress Type A and SD cards. The Sony Tough G is CFexpress Type B — a physically different and larger form factor that cannot fit either of the A7R V's combo slots.
What works instead
See all compatible camera for the Sony Alpha A7R V →“CFexpress Type B memory cards cannot be used.”
Last verified:
Confidence: inferred