Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, Claude Sonnet 4 delivers higher overall intelligence and human-preferred responses (Elo 1,455 vs 1,285), while Claude Sonnet 4 leads in SWE-bench software engineering benchmarks (62.8%), while Llama 3.3 70B is more budget-friendly at $0.59/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
9 direct benchmark disciplines evaluated across capability, speed, and cost
First Sonnet 4 generation. Bridge between 3.5/3.7 and Sonnet 5.
Δ 170 Arena Elo pts
140 tok/s
$0.59 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | Claude Sonnet 4 | Llama 3.3 70B | Advantage Delta |
|---|---|---|---|
| Preference Elo | +170 | ||
| Coding Elo | — | — | |
| LiveBench | +13.4% | ||
| SWE-bench | +17.7% | ||
| GPQA Diamond | +10.7% | ||
| Time to first token | +60 ms | ||
| Output speed | 92 tok/s | 140 tok/s | +48 tok/s |
| Input price | $0.18/1M | +$2.82/1M | |
| Output price | $0.59/1M | +$14.41/1M | |
| Context window | +72k |
Simulate monthly production API costs in USD (US Dollar).
Llama 3.3 70B is estimated to save $314.85/month ($3,778/year).
Higher SWE-bench (62.8%).
Lower output list price ($0.59/1M).
Lower TTFT (160 ms).
Larger window (200k).
Claude Sonnet 4 is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Claude Sonnet 4 | Higher SWE-bench (62.8%). |
| High-volume chat | Llama 3.3 70B | Lower output list price ($0.59/1M). |
| Voice / low-latency UI | Llama 3.3 70B | Lower TTFT (160 ms). |
| Long-document RAG | Claude Sonnet 4 | Larger window (200k). |
| Screenshots / vision | Claude Sonnet 4 | Claude Sonnet 4 is the side marked multimodal in the catalog. |
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Verified Head-to-Head Telemetry
