TL;DR: Image Generator Comparison

Nano Banana: FREE, best character consistency, beats Flux in LMArena
Midjourney V7: $30/month, best quality/artistic, professional choice
Flux: $0-20/month, good balance, open-source
Winner: Nano Banana (free + excellent), Midjourney (professionals)
This guide: Comparison + 25 prompts optimized for each

Google's FREE image generator beats most paid tools.

Here's why and when to use each.

Quick Decision

Nano Banana if: ✓ Want FREE quality images
✓ Need character consistency
✓ Edit existing photos
✓ Use Gemini already
✓ Multi-language text in images

Midjourney if: ✓ Professional work
✓ Best artistic quality
✓ Budget allows $30-60/month
✓ Need advanced controls

Flux if: ✓ Open-source preference
✓ Self-hosting capability
✓ Developer/technical

Nano Banana (9.2/10)

What: Google's Gemini 2.5 Flash Image model

Cost: FREE (in Gemini app)

Key features:
✓ Character consistency (beats Flux in LMArena)
✓ One-shot editing (describe changes)
✓ Multi-image blending
✓ Text generation in images
✓ Google knowledge integration
✓ Fast (seconds)

Limitations:
✗ Daily limits (generous)
✗ Less artistic than Midjourney
✗ SynthID watermark

Midjourney V7 (9.0/10)

What: Premium image generator

Cost: $10-120/month

Key features:
✓ Best artistic quality
✓ Professional outputs
✓ Advanced parameters
✓ Style variety
✓ Commercial use

Limitations:
✗ Expensive
✗ Discord interface only
✗ Learning curve
✗ Can't edit images easily

Flux (8.4/10)

What: Open-source image models

Cost: FREE (Schnell) to $0.15/image (Pro)

Key features:
✓ Open-source options
✓ Self-hostable
✓ Good quality
✓ Fast generation
✓ Commercial friendly

Limitations:
✗ Less consistent than Nano Banana
✗ Fewer features than Midjourney
✗ Quality below both

Feature Comparison

25 Optimized Prompts

For Nano Banana (Character Consistency)

Prompt 1: Create consistent character

Prompt 2: Same character, different pose

[Upload first image]

Prompt 3: Character in different scene

[Upload character image]

Prompt 4: Edit photo - add element

[Upload your photo]

Prompt 5: Style transfer

[Upload your photo]

For Midjourney V7 (Artistic Quality)

Prompt 6: Cinematic portrait

Prompt 7: Fantasy landscape

Prompt 8: Product photography

Prompt 9: Architectural render

Prompt 10: Character design

For Flux (Fast Generation)

Prompt 11: Quick portrait

Prompt 12: Logo design

Prompt 13: Social media post

Prompt 14: Book cover

Prompt 15: Illustration

Cross-Platform (Work on All)

Prompt 16: Food photography

Prompt 17: Nature scene

Prompt 18: Pet portrait

Prompt 19: Office mockup

Prompt 20: Fashion concept

Advanced Techniques

Prompt 21: Multi-image blend (Nano Banana)

[Upload 2 images: your face + celebrity]

Prompt 22: Style parameters (Midjourney)

Prompt 23: Negative prompting (Flux)

Prompt 24: Aspect ratio variations

Prompt 25: Iterative editing (Nano Banana)

Use Case Winners

Character consistency: Nano Banana
Artistic portraits: Midjourney
Quick mockups: Flux
Photo editing: Nano Banana
Fantasy art: Midjourney
Logo design: Flux
Text in images: Nano Banana
Professional work: Midjourney

Pricing Breakdown

Nano Banana: $0 (FREE forever)
Flux Schnell: $0 (open-source)
Midjourney Basic: $10/mo (200 images)
Flux Pro API: ~$5-20/mo typical use
Midjourney Standard: $30/mo (unlimited)
Midjourney Pro: $60/mo (more features)

Best value: Nano Banana (free, excellent)
Best pro: Midjourney Standard ($30)

Quality Comparison

Artistic quality: Midjourney 10/10 > Nano Banana 8.5/10 > Flux 7.5/10
Character consistency: Nano Banana 10/10 > Midjourney 8/10 > Flux 7/10
Text rendering: Nano Banana 9/10 > Midjourney 7/10 > Flux 5/10
Editing capability: Nano Banana 10/10 > Flux 6/10 > Midjourney 3/10

Related Reading

• Best OpenClaw Prompts 2026: 60+ Commands

• Veo 3 vs Sora 2 vs Runway: Video Generators

www.topfreeprompts.com

80,000+ prompts including AI image generation templates. Create better images with proven prompts.