head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Competitive PvP
Cops-and-robbers spin on Battlefield built around heists, chases, and urban shootouts.

Execution · Competitive PvP
Frantic small-arena duels testing reflexes and prediction of human opponents.
Battlefield Hardline leans Execution (Competitive PvP); Superfighters Deluxe leans Execution (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield Hardline
Close-quarters gunplay and high-speed vehicle chases
Superfighters Deluxe
Aim, blocks, throws and movement decide frantic small-arena fights
Superfighters Deluxe leans a little harder on reads, though the gap is small.
Battlefield Hardline
Cops-versus-criminals humans adapt heist tactics
Superfighters Deluxe
Human opponents constantly adapt positioning and weapon timing
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield Hardline
Spawns and loot grabs shuffle engagements
Superfighters Deluxe
Random weapon spawns and destructible chaos shuffle fights
Battlefield Hardline leans a little harder on optimization, though the gap is small.
Battlefield Hardline
Gadget loadouts and mode-specific route knowledge
Superfighters Deluxe
Map knowledge and weapon priorities are a thin layer
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.