Claude 5.5 SonnetvsFLUX.2 Dev

Claude 5.5 Sonnet leads the overall Podium Score by 4.4 points (94.8 vs 90.4).Category wins: Claude 5.5 Sonnet 6 — 1 FLUX.2 Dev.FLUX.2 Dev is the cheaper pick ($0.03/M vs $15/M per 1M output tokens). Claude 5.5 Sonnet is faster (94 t/s vs 28 t/s).

Open in Compare Tool →View Claude 5.5 SonnetView FLUX.2 Dev
Claude 5.5 SonnetDrag slider or hover to compareFLUX.2 Dev
FLUX.2 Dev
90.4
Coding: 0.0 · Speed: 28 t/s
Output Price: $0.03/M
Claude 5.5 Sonnet
94.8
Coding: 91.5 · Speed: 94 t/s
Output Price: $15/M
Quick VerdictAggregated 2026 Benchmark Analysis

Claude 5.5 Sonnet is rated higher overall with a Podium Score of 94.8 (vs 90.4 for FLUX.2 Dev). In head-to-head domain evaluations, Claude 5.5 Sonnet outperforms in 6 of 7 benchmark categories.

Coding & Engineering
Claude 5.5 Sonnet (91.5)
Inference Speed
Claude 5.5 Sonnet (94 t/s)
Cost Efficiency
FLUX.2 Dev ($0.03/M)
API Price / 1M (in · out)
Claude 5.5 Sonnet $3/M · $15/M — FLUX.2 Dev $0.03/M · $0.03/M

Choose Claude 5.5 Sonnet for long documents and large codebases, and FLUX.2 Dev for vision and multimodal apps.

MetricClaude 5.5 SonnetFLUX.2 Dev
Podium Score94.8 ▲90.4
Arena Elo1520 ▲1440
Intelligence Index95.0 ▲90.0
Coding91.5 ▲0.0
Math94.2 ▲0.0
Reasoning95.0 ▲42.0
Agentic89.4 ▲28.0
Knowledge88.0 ▲60.0
Multimodal96.098.5 ▲
Long-context98.0 ▲55.0
Output speed94 t/s ▲28 t/s
Output price$15/M$0.03/M ▲
Context window1000K ▲128K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Claude 5.5 Sonnet vs Claude Mythos · Claude 5.5 Sonnet vs Kimi K3.1 Pro · Claude 5.5 Sonnet vs Eleven Multilingual v3 · Claude 5.5 Sonnet vs FLUX.2 Pro
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