1
EWWW Image Optimizer Paid version Standard
Easy IO CDN from 50GB bandwidth on Standard; custom domains on Growth.
94feature score
WordPress Image Optimization Plugins with Image CDN
Serves images from a CDN, often with on-the-fly optimisation. 4 of the 8 plugins we track include it.
2
Smush Paid version Pro
119-location CDN, 50GB–500GB bandwidth depending on plan.
92feature score
3
ShortPixel Image Optimizer Paid version Unlimited
Built-in CDN delivery; traffic uses credits unless on Unlimited (500GB/month).
90feature score
4
Optimole Included
Images delivered via AWS CloudFront from 450+ locations, free plan included.
77feature score