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© 2026 CompareLLM. Public benchmark data aggregated from Arena Elo, LiveBench, SWE-bench & OpenRouter.

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  3. Claude Sonnet 4.5 vs Midjourney v6.1

Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)

Claude Sonnet 4.5 vs Midjourney v6.1 benchmark

Comparing verified benchmark accuracy, speed, and token pricing between Claude Sonnet 4.5 and Midjourney v6.1. Review the complete breakdown below to determine which model best fits your performance and budget requirements.

Executive Comparison Verdict

Bottom Line: Both Claude Sonnet 4.5 and Midjourney v6.1 present distinct architectural strengths. Compare the verified benchmark matrix below to choose the model tailored to your specific application requirements.
Share Analysis:Share:
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Executive Verdict Summary

Claude Sonnet 4.5 holds empirical advantage (0 of 0 metrics)

Coding / SWESWE-bench
Claude Sonnet 4.5Top code solve rate
ReasoningGPQA / Live
Claude Sonnet 4.5Top logical accuracy
Best Value$/1M Tok
Claude Sonnet 4.5Lowest API billing cost
Speed / TokTok/Sec
Claude Sonnet 4.5Fastest stream rate
Anthropic
Claude Sonnet 4.5

Workhorse Anthropic model: most of Opus coding quality at a mid-tier price.

Sonnet 4.5Img Elo 1,524
Midjourney
Midjourney v6.1

Previous standard in aesthetic digital art generation, retained as a historical compare baseline.

v6.1Img Elo 1,265$80/1k imgs

Claude 4 Series Lineage & Sibling Variants

5 models

Currently comparing Claude Sonnet 4.5 vs Midjourney v6.1. Alternative family tiers available.

Active: Claude Sonnet 4.5
Claude Opus 4.5$25Claude Opus 4.6$25Claude Opus 4.8$25Claude Haiku 4.5$5
Top Rival Showdowns for Claude Sonnet 4.5
All Matchups
Compare vs:vs GPT Image 2 (High)vs Reve 2.1vs Nano Banana Pro (Gemini 3 Pro Image)vs FLUX.2 [max]vs Ideogram 4.0 (Quality)
Image Quality Leader

No shared data

Single model data

Generation Speed Leader

No shared data

No latency data

Value per Dollar Leader

No shared data

Unpriced

Overall Matchup Breakdown

Category wins across reasoning intelligence, generation speed, and token cost.

Claude Sonnet 4.5 (0)vsMidjourney v6.1 (5)
Claude Sonnet 4.5: 0W (0%)Overall: Midjourney v6.1Midjourney v6.1: 5W (100%)
← Claude Sonnet 4.5Midjourney v6.1 →
🏆Midjourney v6.1 Leads(3/3)

Visual Quality & Adherence

Arena Preference Elo, prompt fidelity & typography score

Benchmark
Claude Sonnet 4.5vsMidjourney v6.1
Image Elo
—vs1,265
Prompt adherence
—vs89%
Text rendering
—vs84%
Claude Sonnet 4.5: 0WMidjourney v6.1: 3W
🏆Midjourney v6.1 Leads(1/1)

Generation Latency

Time to render full-resolution image snapshot (seconds)

Benchmark
Claude Sonnet 4.5vsMidjourney v6.1
Generation time
—vs7.5s
Claude Sonnet 4.5: 0WMidjourney v6.1: 1W
🏆Midjourney v6.1 Leads(1/1)

Cost Efficiency

API inference cost per 1,000 generated images

Benchmark
Claude Sonnet 4.5vsMidjourney v6.1
Price per 1k images
—vs$80/1k
Claude Sonnet 4.5: 0WMidjourney v6.1: 1W

Side-by-Side Benchmark Matrix

Claude Sonnet 4.5Midjourney v6.1
Image Elo
Claude Sonnet 4.5—
Midjourney v6.11,265
Generation time
Claude Sonnet 4.5—
Midjourney v6.17.5s
Price per 1k images
Claude Sonnet 4.5—
Midjourney v6.1$80/1k
Prompt adherence
Claude Sonnet 4.5—
Midjourney v6.189%
Text rendering
Claude Sonnet 4.5—
Midjourney v6.184%
BenchmarkClaude Sonnet 4.5Midjourney v6.1Advantage Delta
Image Elo—
1,265
seed-bootstrap · Aug 1, 2026
—
Generation time—
7.5s
seed-bootstrap · Aug 1, 2026
—
Price per 1k images—
$80/1k
seed-bootstrap · Aug 1, 2026
—
Prompt adherence—
89%
seed-bootstrap · Aug 1, 2026
—
Text rendering—
84%
seed-bootstrap · Aug 1, 2026
—

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save 100% with Claude Sonnet 4.5
Monthly Image Production Volume25k images / month (25000 imgs)
Quick Presets:
Claude Sonnet 4.5$0.00 / mo
Rate: $0/1k
Midjourney v6.1$2,000.00 / mo
Rate: $80/1k
Estimated Cost Delta

Claude Sonnet 4.5 is estimated to save $2,000.00/month ($24,000/year).

Based on 25k images generated

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatinsufficient data

Need list prices.

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGinsufficient data

Need context sizes.

Screenshots / visioninsufficient data

Both accept images. Defaulting to the higher-Elo side (undefined).

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsinsufficient dataNeed SWE-bench on both sides.
High-volume chatinsufficient dataNeed list prices.
Voice / low-latency UIinsufficient dataNeed TTFT on both sides.
Long-document RAGinsufficient dataNeed context sizes.
Screenshots / visioninsufficient dataBoth accept images. Defaulting to the higher-Elo side (undefined).

Related Editorial Dispatches & Benchmark Notes

View all news
launchFeb 18, 2026

Claude Sonnet 4.5 is the previous workhorse — still a valid vs baseline

Most of Opus 4.5 coding at a mid-tier price. Sonnet 5 replaced it as the buy; 4.5 remains a compare baseline.

Cast Your Matchup Vote

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CompareLLM AI Matrix

Verified Head-to-Head Telemetry

LIVE BENCHMARK
VS
Anthropic

Claude Sonnet 4.5

Elo 1,524
SWE-bench70.1%
Speed (tok/s)88 tok/s
Input / 1M Tokens$3/1M
Output / 1M Tokens$15/1M
Midjourney

Midjourney v6.1

Elo n/a
SWE-bench—
Speed (tok/s)—
Input / 1M Tokens$80/1k
Output / 1M Tokens$80/1k

Frequently Asked Questions

Which is better overall, Claude Sonnet 4.5 or Midjourney v6.1?
We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.
Which is better at coding, Claude Sonnet 4.5 or Midjourney v6.1?
SWE-bench is missing for at least one model, so we do not rank coding from a single number.
Which is cheaper to run in production?
List prices are missing for at least one model.
Which is faster, Claude Sonnet 4.5 or Midjourney v6.1?
We do not have TTFT for both models.
Which has the larger context window?
Context window is missing for at least one model.
Can I self-host either model?
Neither model is marked open-weights here. You are comparing hosted APIs.
Are these scores from CompareLLM’s own evals?
No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?
Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. Claude Sonnet 4.5 and Midjourney v6.1 Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Related news

  • launch · Feb 18, 2026

    Claude Sonnet 4.5 is the previous workhorse — still a valid vs baseline

Similar Head-to-Head Comparisons

All Claude Sonnet 4.5 matchups →|All Midjourney v6.1 matchups →
Claude Sonnet 4.5 vs Claude Sonnet 4 (previous sonnet)Claude Sonnet 4.5 vs Claude Sonnet 5 (next sonnet)Midjourney v6.1 vs Midjourney v7 (next midjourney)Claude Opus 4.5 vs Claude Sonnet 4.5Claude Opus 4.6 vs Claude Sonnet 4.5Claude Opus 4.8 vs Claude Sonnet 4.5