I decided to watch the scenes and compare. Make of this what you will.
Revenge of the Sith - Separatist slaughter scene
B1 battle droid cut in half
2 Nemoidians sliced across the abdomen
1 B1 cut in half
1 Separatist stabbed
1 B1 chopped down
1 Nemoidian collapses from phantom wound
1 Separatist slashed across the back
1 Separatist slashed across the chest
1 Separatist sliced under arm
1 Geonosian chopped in half
1 Nemoidian sliced across chest
1 B1 chopped in two
1 Nemoidian slashed across chest
1 B1 killed by deflected blaster bolt
Nute Gunray slashed across chest
Total deaths: 15?
Kill variety: Poor
Empathy felt for victims: None (they’re cheesy comic-book villains)
CGI deaths: Yes
Rogue One - Rebel slaughter scene
2 to 3 Rebels killed by deflect blaster bolts
1 Rebel suspended in the air and chopped across the stomach
1 Rebel killed by deflected blaster bolt
4 Rebels force(😛)fully disarmed
2 Rebels killed by saber swipes
1 Rebel force choked and thrown into a wall
1 Rebel stabbed through door
3 Rebels killed behind closed door
Total deaths: 15-16?
Kill variety: Good
Empathy felt for victims: Some (they’re the “good guys,” but are still nameless grunts)
CGI deaths: No