Kling 4.0 vs Flux3Max.io

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Kling 4.0 compared with Flux3Max.io
Detail	Kling 4.0	Flux3Max.io
What it does	AI video generator that creates realistic videos up to 30 seconds from text or images with native 4K resolution and synchronized audio	AI video generator that creates 5-20 second videos with sound from text, photos, or keyframes
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	US
Pricing model	Freemium	Paid
Pricing	Mini Plan: 3,000 credits per month (yearly); Standard Plan: 6,600 credits per month (yearly); Plus Plan: 14,400 credits per month (yearly); Pro Plan: 26,000 credits per month (yearly, 65% off limited time). Credits are used per generation based on resolution, output length and audio settings.	Pay per second with one-time credit packs: Starter $9.90 (1,000 credits, ~5 clips at 720p), Basic $19.90 (2,100 credits, ~11 clips), Plus $39.90 (4,400 credits, ~24 clips), Pro $79.90 (9,200 credits, ~51 clips), Studio $149.90 (18,000 credits, ~100 clips). A 5-second 720p video costs 180 credits; 10
Key features	Generate videos from text prompts up to 30 seconds with 10 keyframes Transform static images into dynamic videos with synchronized motion Generate videos in multiple resolutions up to 4K with 16:9, 9:16 and 1:1 aspect ratios Synchronized stereo audio and lip-sync for dialogue and performances Support up to 15 reference assets including images, videos and subjects Create videos in multiple visual styles including vlog, claymation, felt art and 3D cyberpunk Generate dialogue in nine languages with multiple accents and dialects Kling 4.0 Flash mode for faster iterations and frequent short-video creation Multi-character reference images and character consistency across shots Edit specific video sections, remove elements, or change visual style while preserving desired parts	Text-to-video generation Image-to-video with optional last frame Up to 10 keyframes per video Generated audio synthesis 5-20 second video length 720p and 1080p resolution Multiple aspect ratios Fast generation under one minute No subscription, pay-per-second pricing Failed videos are free
What makes it different	Up to 10 keyframes for directing character states, scene changes and emotional beats Realistic motion with synchronized stereo sound and natural facial expressions Support for 15 combined reference assets to guide consistent appearance and movement Practical workflows designed for marketing, product storytelling and content production	Speeds up video generation to 12 seconds for a 10-second 720p clip Keyframes mode for precise story control Sound generation included with video No subscription or credit expiration Free first clip and refundable credits
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	1	0
DR (Domain Rating by Ahrefs)	17 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	23	1
Citation Flow (Majestic)	24	13
Referring domains (Majestic)	71	1

5 details filled in for both companies.

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