Image Optimization – Compress Images and Convert to WebP or AVIF

by Elementor

Automatically resize, optimize, and convert images to WebP and AVIF. Compress images in bulk or on upload to boost your WordPress site performance.

Version 1.7.6 1.7 / 5 rating

Active Installs: 1M+
Rating: 1.7 / 5
Requires PHP: 7.4
Tested Up To: 7.0.2
Last Updated: Jul 7, 2026

External Links

WordPress.org plugin page Plugin website

BenchWP Test Runs

4 total

PHP 8.2 / WP 7.0

PHP 8.2 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 8s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.33s
Admin Status: 302
Admin Time: 1.10s
Completed: Jun 22, 2026 12:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "image-optimization",
    "php_version": "8.2",
    "wordpress_version": "7.0",
    "base_url": "https://php82-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.326353,
    "admin_status_code": 302,
    "admin_time_seconds": 1.096936,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-22T12:00:05Z",
    "completed_at": "2026-06-22T12:00:11Z",
    "duration_seconds": 8.887103999999999,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.3 / WP 7.0

PHP 8.3 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.33s
Admin Status: 302
Admin Time: 0.21s
Completed: Jun 22, 2026 12:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "image-optimization",
    "php_version": "8.3",
    "wordpress_version": "7.0",
    "base_url": "https://php83-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.334879,
    "admin_status_code": 302,
    "admin_time_seconds": 0.214861,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-22T12:00:13Z",
    "completed_at": "2026-06-22T12:00:18Z",
    "duration_seconds": 7.510437,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.4 / WP 7.0

PHP 8.4 · WordPress 7.0

Completed Score 88

Test Outcome

Install: Pass
Activation: Pass
Score: 88
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.33s
Admin Status: 302
Admin Time: 0.12s
Completed: Jun 22, 2026 12:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 6
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "image-optimization",
    "php_version": "8.4",
    "wordpress_version": "7.0",
    "base_url": "https://php84-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.333693,
    "admin_status_code": 302,
    "admin_time_seconds": 0.11742,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 6,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 6,
    "debug_notices": 0,
    "score": 88,
    "started_at": "2026-06-22T12:00:19Z",
    "completed_at": "2026-06-22T12:00:25Z",
    "duration_seconds": 7.575829,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.5 / WP 7.0

PHP 8.5 · WordPress 7.0

Completed Score 88

Test Outcome

Install: Pass
Activation: Pass
Score: 88
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.23s
Admin Status: 302
Admin Time: 0.09s
Completed: Jun 22, 2026 12:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 6
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "image-optimization",
    "php_version": "8.5",
    "wordpress_version": "7.0",
    "base_url": "https://php85-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.227649,
    "admin_status_code": 302,
    "admin_time_seconds": 0.088891,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 6,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 6,
    "debug_notices": 0,
    "score": 88,
    "started_at": "2026-06-22T12:00:26Z",
    "completed_at": "2026-06-22T12:00:32Z",
    "duration_seconds": 7.148334,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}