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RunwayML vs Synthesia vs Kling AI – Best AI Video Tool for Brand Advertising

RunwayML vs Synthesia vs Kling AI

The videos you produce for your brand seem to capture the same level of excitement as an old-fashioned PowerPoint presentation from 1998.

I get it. Your videos remain as engaging as a deflated balloon despite trying stock footage, shaky iPhone clips, and entrusting editing tasks to the intern who claims Premiere Pro expertise.

You’re not alone.

Brands all over the world are trying to incorporate AI video technologies to produce impressive content that stands out without exceeding their financial limits. The market now offers multiple choices with tools like RunwayML, Synthesia, and Kling AI so how can you determine which one suits your needs best?

Spoiler: You’re probably overcomplicating it!

Let’s cut through the noise. I tested these tools so you can save time and here’s the unfiltered truth about which one will take your brand to new heights or drag it down.

1. RunwayML

RunwayML - The “Cool Kid” That Might Leave You Stranded
Credits: Flux

Don’t fall for the hype:

RunwayML acts like that creative friend who promises DJ skills but arrives with only a ukulele. RunwayML shines for people who enjoy experimental creativity such as surreal imagery and generative artwork together with complex editing techniques that create a dizzying effect. But for brand advertising? 

Here’s the problem:

RunwayML’s versatility serves as both its primary feature and fundamental flaw. Your schedule will become consumed by endless parameter adjustments and unstable output management while you question why your product demo resembles a Dali masterpiece. This tool creates frustration rather than impressiveness for any brand except a psychedelic startup that targets abstract expressionis.

Credits: Runway, Youtube

Pro Tip: When you insist on using RunwayML limit its application to brief social media teasers instead of your main advertisement campaign. Your marketing team will thank you. 

2. Synthesia

Synthesia - The Corporate Darling (That’s Secretly Boring)
Credits: Flux

Let me guess:

You’ve probably encountered those sharp videos created by AI where flawless virtual spokespeople discuss “disrupting the synergy paradigm”—that’s the technology behind Synthesia. It’s polished, professional, and… yawn. 

Here’s why it works (and why it doesn’t):

Synthesia provides an efficient solution for brands seeking rapid production of templated videos like explainer content and quality reports. The computer-generated figures appear realistic while the syncing of their movements to speech is satisfactory and you can produce videos in fifty languages within 24 hours.

But here’s the kicker: Your audience will lose interest in your ad after just 3 seconds. Why? Because everyone else is using Synthesia too. The AI spokesperson of your competitor delivers identical buzzwords using a repetitive monotone voice.

Credits: Synthesia, Youtube

Pro Tip: Spice it up. Synthesia creates your basic content while custom animations and humor give you a competitive edge. By not differentiating yourself you will blend in with the robotic chorus.

3. Kling AI

Kling AI - The Dark Horse You’re Ignoring (Big Mistake)
Credits: Flux

Stop scrolling this one’s important:

Kling AI represents an emerging player in the field whose capabilities remain largely unrecognized. While RunwayML creates chaotic results and Synthesia produces sterile videos Kling AI specializes in generating story-driven videos with minimal effort. This AI tool takes your script and desired style like “cinematic” or “TikTok casual,” then produces a comprehensive storyboard complete with transitions, music, and pacing that captures viewers’ attention.

Here’s why brands should care:

  • Speed: A 60-second ad in 10 minutes. 
  • Customization: Change your branding elements like logos and colors without needing professional design services.
  • Emotion: This AI technology modifies its tone to connect with specific audience demographics including sarcastic millennials and earnest boomers.

But there’s a catch: Kling AI’s realism isn’t perfect. Without script modification users may encounter glitchy scenes and unnatural dialogue in the program. When brands prioritize storytelling above perfection they will find Kling AI to be a revolutionary tool.

Credits: Kling AI, Youtube

Pro Tip: Test your ad concepts through A/B testing using Kling AI. Create five campaign drafts and select the best-performing one for detailed development.

The Real Secret to Picking the Right Tool

Ask yourself this:

Are you selling vibes or facts?

  • Vibes = RunwayML (if you’re edgy).
  • Facts = Synthesia (if you’re lazy).
  • Stories = Kling AI (if you’re smart).

Is your team filled with coders or copywriters?

RunwayML needs techies. Synthesia needs project managers. Kling AI needs… a intern with a Wi-Fi connection.

What’s your “Oh crap, we need this yesterday” threshold?

Kling AI wins for speed. Synthesia for volume. RunwayML for “we have 6 months and a hallucinogenic budget.”

The Bottom Line

Here’s the truth:

Brands fall short in video advertising when they focus on flashy features rather than actual results. Brands waste $10k on RunwayML effects that no one can interpret while spamming LinkedIn with Synthesia clones of their CEO.

Don’t be them.

If you want eyeballs (and sales):

  1. Start with Kling AI. Nail your story, then scale.
  2. Use Synthesia for repetitive stuff (e.g., product tutorials).
  3. Avoid RunwayML unless your CMO is a former VFX artist.

And for God’s sake—test everything. The best AI tool is the one your audience doesn’t realize is AI.

Ready to ditch the guesswork? 

Trust Reset Media to develop a video strategy enhanced with AI technology .We’ll examine your brand and overcome creative barriers to select precise tools that bring successful conversion scripts. Your ROI demands more than time lost on “DIY” disasters.

If you click here you will gain access to your free AI Video Audit  “But wait, isn’t this trying to sell me something?” You bet. Your competitors are securing next quarter’s sales while you read these words.

Reset Media—where AI hype meets profit. We can transform embarrassing video segments into content that captures attention.