Should You Film at 24fps or 30fps?

Frame rate is the number of distinct images recorded each second. At ordinary playback, 24, 25 and 30 frames per second can all serve a talking head, story, review or tutorial. The difference is visible in motion, but no one number makes a video cinematic or professional. If the work involves fast movement, gameplay capture or a performance where motion needs to read smoothly, 50 or 60 may be useful where your device supports them.

Choose the intended delivery and editing rate first. If you record at 50 or 60 to slow a moment down, plan how that shot will play in the final timeline. Merely selecting a higher rate does not create slow motion; it gives more distinct frames to use. Record enough light for the faster capture, and test the actual action. A natural-speed take at 25 or 30 may communicate a joke or gesture better than slow motion.

Each frame is exposed for some part of a second. A common starting convention is a shutter time near one over twice the frame rate—for example, about 1/50 at 25fps or 1/60 at 30fps—because it often produces familiar motion blur. It is a choice, not a law. A faster shutter can make motion crisp but choppy; a slower one can smear action or overexpose in bright light.

Artificial lights may pulse with the electricity supply or their own electronics. In a 50 Hz setting, 25/50fps and shutter times such as 1/50 or 1/100 can help; in a 60 Hz setting, 30/60fps and 1/60 or 1/120 can help. This is a troubleshooting starting point, not a guarantee for every LED or camera. Record a test under the actual lights and look for bands or brightness changes. If your device hides shutter control, changing the light or capture setting may be the practical option.

Avoid changing rates from shot to shot without a reason. A documentary with changing conditions can still mix sources, but an inconsistent rate can create unexpected motion in the edit. Note which clips were intended for slow motion and check how the editor interprets them. YouTube recommends uploading at the frame rate recorded. That is current platform guidance for encoding, not a command to choose one creative rate.

Resolution, rate and shutter affect each other. A high-rate 4K mode can use more storage and may be unavailable on a phone's front camera. Faster shutter or higher rate can reduce light gathered per frame, making a dim room noisier. Test the complete setting with movement, speech, light and the planned duration.

For a stationary explanation in stable daylight, start with a rate your device and editor handle comfortably and keep it for the scene. For a fast demonstration or game capture, compare ordinary and higher rates at the intended playback speed. For deliberate slow motion, test a higher capture rate and confirm the timeline result. Under flickering lights, test a rate/shutter combination suited to the actual local supply and fixture rather than assuming a national video standard answers everything.

If the test is smooth, readable and free of flicker, stop adjusting. Time spent telling the story is more valuable than a frame-rate argument the viewer cannot see.

These sources support the technical or platform details above. The practical examples are ArcFlo editorial guidance; test them with your own subject, device and conditions.

• YouTube upload settings
• Sony movie recording basics
• Sony flicker guidance