YouTube Thumbnail Comparison

Grok Imagine vs Reve

Eye-catching and expressive thumbnail imagery — see how these models compare with real AI-generated outputs.

Full comparison

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Choosing the right model for YouTube Thumbnail creation comes down to two things: stopping the scroll with bold, expressive imagery and communicating the video’s promise instantly—often with readable on-image text. Grok Imagine and Reve both aim for high-impact visuals, but they excel in different thumbnail-making scenarios.

Below is a practical comparison focused on thumbnail performance: visual punch, facial expression and pose clarity, composition for small-screen viewing, and how reliably each model handles text elements—plus how their per-image credit cost affects iteration speed.

YouTube Thumbnail — Side-by-Side Results

Prompt

"Close-up phone-camera shot of a 20s influencer with shoulder-length wavy brown hair in a cozy oversized hoodie, holding an iced coffee up to the lens with wide eyes and an exaggerated “OMG” open-mouth smile, looking straight at/just above the camera like a TikTok thumbnail. Real café setting with colorful menu boards and window daylight, bold saturated colors, high-contrast lighting, dynamic tilted framing like an Instagram Story screenshot, candid mid-laugh energy. Include subtle background blur, visible hand/phone reflection vibes, and authentic slightly imperfect framing (cropped forehead, coffee cup partially blocking the frame)."

Feature Comparison

FeatureGrok ImagineReve
ProviderxAIReve
Subcategoriestext-to-image, image-to-imagetext-to-image
1080p / 2k ModeYesYes
4k ModeNoNo
NSFW RatingLowMedium
Aspect Ratio1:1, 16:9, 9:16, 3:4, 4:31:1, 16:9, 9:16, 3:4, 4:3
Starting Price4 credits8 credits

Grok Imagine Strengths

  • High-detail, photorealistic outputs that can create strong “wow factor” hero imagery
  • Creative compositions that help thumbnails feel dynamic and story-driven
  • Effective image-to-image workflows for iterating on an existing thumbnail concept or layout
  • Cost-efficient at 4 credits per image, enabling more rapid A/B variation testing

Reve Strengths

  • Strong aesthetic polish that helps thumbnails look intentionally designed and cohesive
  • More reliable on-image text rendering for punchy thumbnail phrases and labels
  • Consistent creative styling for branded series thumbnails and repeatable looks
  • Good fit for text-forward thumbnails where readability is the primary conversion lever

Verdict

Grok Imagine is the better pick when your thumbnail strategy is driven by expressive, photoreal hero visuals and fast iteration—especially if you plan to generate many variants to test different emotions, scenes, and focal subjects at a lower credit cost.

Reve stands out when the thumbnail needs clear, accurate text integrated into the image and you want a more design-forward aesthetic. If your channel relies on bold headline text as the main hook, the higher per-image cost can be justified by fewer retries.

Frequently Asked Questions

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