Image Quality vs Size

v1.0.0

Compare formats and quality presets — JPEG / WebP / AVIF byte estimates by quality and size.

Width (px)

Height (px)

Format

Quality (1–100)

Result

Image Size Estimate: WebP q=80

Dimensions:   1920 × 1080 px
Raw (24-bit): 5.9 MB (6075 KB)
Estimated:    487 KB (0.48 MB)
Compression:  92% smaller than raw

Format comparison at q=80:
  JPEG:  ~730 KB
  WebP:  ~487 KB
  AVIF:  ~325 KB

Use actual compression tools (squoosh.app) for accurate file sizes.