This size and KV motor has been used on the 2.5 inch Emax Cinehawk Mini. Although most 2.5 inch cinematic drones will use larger motors, this motor is a good choice for a light-weight 2.5 incg Cinematic drone. Run it on 4S with a 3 blade prop. (see example)

HGLRC AEOLUS 1303.5 4500KV Brushless Motor

Motor: KV4500
No.of Stator Arms: 9N
No.of Rotor poles: 12P
Motor Resistance: 140mΩ
Max Continuous Current: 7.7A
Maximum Power: 112.5W
No.of Cells(Lipo): 11.1-16.8V(3-4S)
ESC: >13A
Recommended Prop(inch): 2.5-3 Inch
Motor Dimension: Φ17.45mm x 10.8mm
Weight: 6.5g

FPV Motor Sizes Guide	FPV Motor Volume Guide
See this Motor Size Guide for information on what sizes of motors are used in popular BNF and PNP FPV drones.	See this Motor Volume Guide for information about what other motor size is similar to the one you are looking for.