Runway Gen4
A frontier image generation model developed by Runway: creates photorealistic product shots and image composites.
TL;DR
Decent choice for product photography and combining multiple images seamlessly. Good photorealism but weak at graphic design.
Strengths for marketers
Product consistency: Maintains identical products across different settings and lighting conditions.
Image compositing: Seamlessly merges multiple reference images into cohesive new visuals.
Photorealistic quality: Professional-grade realism for lifestyle and product photography.
Refined art direction: Sophisticated visual styling and atmospheric control.
Ideal use cases
Product photography: Professional product shots with sophisticated lighting and backgrounds.
Model photography: Lifestyle shots with products in realistic settings.
Image replacement: Swap products or elements within existing creative materials.
Brand photography: High-end visuals for premium campaigns and marketing materials.
E-commerce imagery: Consistent product shots across different environments
Weaknesses
Struggles with product proportions without proper prompt or image guidance
Poor at graphic design elements (text, layouts, typography)
Output samples





How to use effectively
Gen-4 Image works best with detailed, descriptive prompts using natural language:
Key principles
Use full sentences with natural language for better control
Start simple, add details gradually through iteration
Focus on visual descriptions, not conversational requests
Avoid negative prompts (say what you want, not what you don't want)
Structure your prompts
Subject: "elegant portrait of a woman," "premium watch"
Scene/Setting: "against blue background," "on marble surface"
Lighting: "studio lighting," "golden hour," "ethereal warm orange lighting"
Style/Mood: "cinematic photograph," "luxury product photography"
Example progression
Simple: "elegant portrait of a woman"
Add details: "elegant portrait of a woman draped in flowing tulle veil"
Full detail: "elegant portrait of a woman draped in sheer tulle veil against blue background. Close-up, ethereal warm orange lighting, soft focus, baroque painting style"
Example prompts
"Premium watch on marble surface, studio lighting, luxury product photography"
"modern product photography of perfume in a unique bottle. minimalist, clean. sage green color palette. thoughtfully arranged floral and wood elements. bright lighting accentuates the perfume bottle."
"cinematic still of a woman waiting at a bus stop. dynamic motion blur conveys colorful vehicles passing in a blur. whimsical muted color palette. gentle symmetry. symmetrical composition."
Model parameters
Inputs accepted
Text
Text + up to 3 Reference Images
Output characteristics
Default Resolution: 1080p
Available Aspect Ratios:
1:1 Square
2:3 Portrait
3:2 Standard
3:4 Traditional
4:3 Classic
16:9 Widescreen
9:16 Social Story
21:9 Widescreen
9:21 Widescreen
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