Name: ImageSmith
Rating: 4.9 (1247 reviews)
Author: ImageSmith

Question 1

How do I compress a WebP image to 150KB?

Accepted Answer

Upload your WebP image to ImageSmith, switch to "Size" mode, set the target to 150KB, and click Compress. ImageSmith automatically finds the optimal quality setting to achieve 150KB.

Question 2

Can I compress WebP to exactly 150KB?

Accepted Answer

ImageSmith targets 150KB using binary search over quality settings. Results are typically within 5–10% of the target. The exact achievable size depends on image content — highly detailed images may not compress as far as simple graphics.

Question 3

Why would I need a WebP file at exactly 150KB?

Accepted Answer

Good quality for standard web images, social media posts, and news article photography. Common use cases include: social media posts, news articles, web galleries, portfolio previews.

Question 4

Is 150KB a good size for WebP images?

Accepted Answer

Good quality for standard web images, social media posts, and news article photography. For WebP specifically, quality settings of 70–85 typically achieve 150KB for most standard photographs.

Compress WebP Images to 150KB

Other WebP Size Targets

Compress WebP to 150KB — FAQ