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  3. Claude Sonnet 4.5 vs Krea 2 Medium Turbo

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

Claude Sonnet 4.5 vs Krea 2 Medium Turbo benchmark

Comparing verified benchmark accuracy, speed, and token pricing between Claude Sonnet 4.5 and Krea 2 Medium Turbo. 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 Krea 2 Medium Turbo present distinct architectural strengths. Compare the verified benchmark matrix below to choose the model tailored to your specific application requirements.
Share Analysis:
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Anthropic
Claude Sonnet 4.5

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

Sonnet 4.5Img Elo 1,524
Krea
Krea 2 Medium Turbo

Sub-2 second interactive generation engine delivering ultra-affordable $15/1k image generation.

Turbo / $15/1kImg Elo 1,223$15/1k imgs

Claude 4 Series Family & Variants (5)

Speed, cost, and intelligence tradeoffs across the Anthropic lineup

vs Base Model
Claude Opus 4.5
Anthropic
Base Model
Reasoning
Elo1568
Speed62 t/s
In /1M$5
Out /1M$25
View specs →vs this
Claude Opus 4.6
Anthropic
Opus 4.6
Reasoning
Elo1574
Speed64 t/s
In /1M$5
Out /1M$25
+6 Elo0% price
View specs →vs this
Claude Sonnet 4.5
Anthropic
Sonnet 4.5
Elo1524
Speed88 t/s
In /1M$3
Out /1M$15
-44 Elo-40% price1.4x speed
Selected
Claude Opus 4.8
Anthropic
Opus 4.8
Reasoning
Elo1598
Speed66 t/s
In /1M$5
Out /1M$25
+30 Elo0% price1.1x speed
View specs →vs this
Claude Haiku 4.5
Anthropic
Haiku 4.5
Elo1438
Speed175 t/s
In /1M$1
Out /1M$5
-130 Elo-80% price2.8x speed
View specs →vs this
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

Head-to-Head Comparison

Overall Matchup Breakdown

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

Claude Sonnet 4.5 (0)vsKrea 2 Medium Turbo (5)
Claude Sonnet 4.5: 0W (0%)Overall: Krea 2 Medium TurboKrea 2 Medium Turbo: 5W (100%)
← Claude Sonnet 4.5Krea 2 Medium Turbo →
Krea 2 Medium Turbo (3/3)

Visual Quality & Adherence

Arena Preference Elo, prompt fidelity & typography score

Image Elo
—vs1,223
Prompt adherence
—vs89.8%
Text rendering
—vs87.5%
Claude Sonnet 4.5: 0WKrea 2 Medium Turbo: 3W
Krea 2 Medium Turbo (1/1)

Generation Latency

Time to render full-resolution image snapshot (seconds)

Generation time
—vs1.5s
Claude Sonnet 4.5: 0WKrea 2 Medium Turbo: 1W
Krea 2 Medium Turbo (1/1)

Cost Efficiency

API inference cost per 1,000 generated images

Price per 1k images
—vs$15/1k
Claude Sonnet 4.5: 0WKrea 2 Medium Turbo: 1W

Side-by-Side Benchmark Matrix

Image Elo
Claude Sonnet 4.5—
Krea 2 Medium Turbo1,223
seed-bootstrap · Aug 1, 2026
Generation time
Claude Sonnet 4.5—
Krea 2 Medium Turbo1.5s
seed-bootstrap · Aug 1, 2026
Price per 1k images
Claude Sonnet 4.5—
Krea 2 Medium Turbo$15/1k
seed-bootstrap · Aug 1, 2026
Prompt adherence
Claude Sonnet 4.5—
Krea 2 Medium Turbo89.8%
seed-bootstrap · Aug 1, 2026
Text rendering
Claude Sonnet 4.5—
Krea 2 Medium Turbo87.5%
seed-bootstrap · Aug 1, 2026
BenchmarkClaude Sonnet 4.5Krea 2 Medium TurboAdvantage Delta
Image Elo—
1,223
seed-bootstrap · Aug 1, 2026
—
Generation time—
1.5s
seed-bootstrap · Aug 1, 2026
—
Price per 1k images—
$15/1k
seed-bootstrap · Aug 1, 2026
—
Prompt adherence—
89.8%
seed-bootstrap · Aug 1, 2026
—
Text rendering—
87.5%
seed-bootstrap · Aug 1, 2026
—
Interactive Simulator (USD)

Workload Cost & Savings Calculator

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

Save up to 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
Krea 2 Medium Turbo$375.00 / mo
Rate: $15/1k
Estimated Cost Delta

Claude Sonnet 4.5 is estimated to save $375.00/month ($4,500/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.

Community Sentiment

Cast Your Matchup Vote

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The real PNG is generated at /compare/claude-sonnet-4-5-vs-krea-2-medium-turbo/opengraph-image for crawlers.

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CompareLLM Matrix

Verified head-to-head card

LIVE
VS
Anthropic

Claude Sonnet 4.5

Elo 1,524
LiveBench67.4%
SWE-bench70.1%
Speed88 tok/s
Output cost$15/1M
Krea

Krea 2 Medium Turbo

Elo n/a
LiveBench—
SWE-bench—
Speed—
Output cost—

Frequently Asked Questions

Which is better overall, Claude Sonnet 4.5 or Krea 2 Medium Turbo?
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 Krea 2 Medium Turbo?
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 Krea 2 Medium Turbo?
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 Krea 2 Medium Turbo 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 Krea 2 Medium Turbo matchups →
Claude Sonnet 4.5 vs Claude Sonnet 4 (previous sonnet)Claude Sonnet 4.5 vs Claude Sonnet 5 (next sonnet)Krea 2 Medium Turbo vs Krea 2 Large (previous krea)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