Free Video Tools
Video Aspect Ratio Calculator
Calculate proportional video dimensions and compare common horizontal, square, and vertical frame presets.
What this tool does
Width, height, and aspect-ratio presets stay linked so one dimension can determine the other.
Calculate proportional video dimensions and compare common horizontal, square, and vertical frame presets.
Width, height, and aspect-ratio presets stay linked so one dimension can determine the other.
Use the tool
Calculate a video frame
Choose a preset or enter custom dimensions.
Video frame dimensions
Live result
1080 × 1920
Proportional video frame
- Aspect ratio
- 9:16
- Total pixels
- 2,073,600
- Orientation
- Portrait
How to use it
Three quick steps
- 1Choose a preset or enter custom dimensions.
- 2Copy the proportional output frame.
- 3Verify the result in its real production context. Delivery platforms may add codec, safe-zone, bitrate, and maximum-resolution requirements.
Worked example
Example: Video Aspect Ratio Calculator
Calculate the height of a 1080px-wide 9:16 vertical video.
FAQ
Questions about the video aspect ratio calculator
Practical details about using the tool and understanding its result.
Keep working
Related tools
Aspect Ratio Calculator
Choose a screen, social, ratio, or print standard—or enter custom dimensions—then resize without distortion.
Open toolVideo Resolution Converter
Scale video dimensions between source and target resolutions while preserving aspect ratio.
Open toolVideo Safe-zone Overlay
Overlay title-safe, action-safe, and custom interface-risk areas on a local video.
Open toolFrom one asset to the whole workflow
Keep this decision connected to the work, feedback, and final approval.
Draftroom keeps projects, creative files, feedback, revisions, and approvals connected in one workspace.