Use these charts to calculate approximate run times.
The most common film types are:
- Regular 8 – 16 fps – no audio
- Super 8 – 18 fps – no audio
- Super 8 – 24 fps – with audio
- 16mm – 16fps – no audio
- 16mm – 24 fps – with audio
Number of feet on a reel along bottom axis – approximate run time in minutes in the blue dots.
Reel sizes
- 50 ft – 3 inch – 75 mm
- 100 ft – 4 inch – 100 mm
- 200 ft – 5 inch – 125 mm
- 300 ft – 5.75 inch – 145 mm
- 400 ft – 7 inch – 175 mm
- 600 ft – 9.25 inch – 235 mm
- 800 ft – 10.5 inch – 266 mm
- 1200 ft – 12.25 inch – 310 mm
- 1600 ft – 13.75 inch – 350 mm
Regular 8 film can be identified by having larger sprocket holes down the side of the film. The spindle diameter for regular 8 film reels is approximately 7mm
Super 8 film can be identified by having smaller sprocket holes down the side of the film. The spindle diameter for super 8 film reels is approximately 12mm.
16mm film can be identified by having sprocket holes down one or either side of the film.
These charts are provided on the understanding that they are approximate and actual run times are charged for. We charge by the minute (or part thereof, rounded up).