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Claude 3.5 Sonnet vs Qwen2.5 Instruct 72B

Anthropic · released

Wins 3 of 3 areas

Coding · Reasoning · Long documents

Alibaba · released

Wins 0 of 3 areas

—

Claude 3.5 Sonnet is the stronger all-rounder.Qwen2.5 Instruct 72B is cheaper.

Scores updated · 54 tests both models report · How we compare

Where each one wins

Tests won in each of the three areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.

Long documents rests on a single test.

What it costs

Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.

Claude 3.5 Sonnet$3.00 to read · $15.00 to write$18Price from Artificial Analysis
Qwen2.5 Instruct 72B$0.47 to read · $0.49 to write$0.97Price from Artificial Analysis

Qwen2.5 Instruct 72B costs 95% less for the same work.

The biggest differences

The tests each model wins by the widest margin, up to three each. Scores are out of 100.

Where Claude 3.5 Sonnet pulls ahead

  • Fixes real GitHub issues in Python projectsSWE-bench Verified+25.2points aheadClaude 3.5 Sonnet49Qwen2.5 Instruct 72B23.8
  • Graduate-level biology, physics and chemistry questionsGPQA Diamond+6.9points aheadClaude 3.5 Sonnet56Qwen2.5 Instruct 72B49.1
  • Code for real scientific research problemsSciCode+4.9points aheadClaude 3.5 Sonnet31.6Qwen2.5 Instruct 72B26.7

Where Qwen2.5 Instruct 72B pulls ahead

No clear win on a test scored out of 100.

Every test, side by side

All 54 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingClaude 3.5 Sonnet

Full coding ranking

ReasoningClaude 3.5 Sonnet

Full reasoning ranking

Long documentsClaude 3.5 Sonnet

Full long documents ranking

Other results49 tests, not counted

Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.

Questions people ask

Which is better, Claude 3.5 Sonnet or Qwen2.5 Instruct 72B?

Claude 3.5 Sonnet wins all three areas where both have results: coding, reasoning and long documents. Qwen2.5 Instruct 72B wins none, but costs 95% less.

Which is better for coding?

Claude 3.5 Sonnet. It wins 2 of the 2 coding tests both models report; Qwen2.5 Instruct 72B wins none.

Which is cheaper?

Claude 3.5 Sonnet costs $3.00 per million input tokens and $15.00 per million output tokens; Qwen2.5 Instruct 72B costs $0.47 and $0.49. That makes Qwen2.5 Instruct 72B about 95% cheaper for the same work.

How do you compare the two?

We use the 54 benchmark tests both models have published scores on. The verdict counts the 5 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 49 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.

Compare Claude 3.5 Sonnet with

Anthropic

Across the field

Compare Qwen2.5 Instruct 72B with

Alibaba

Across the field

All comparisons