Compress PNG Images to 150KB
Need to compress a PNG image to exactly 150KB? ImageSmith's binary search algorithm automatically finds the highest quality setting that fits your 150KB file size target. Good quality for standard web images, social media posts, and news article photography. This size is perfect for: social media posts, news articles, web galleries, portfolio previews.
Other PNG Size Targets
Compress PNG to 150KB — FAQ
Upload your PNG 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.
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.
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.
Good quality for standard web images, social media posts, and news article photography. For PNG specifically, lossless compression means 150KB is achieved by converting to a more efficient format like WebP.