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Qwen2.5 Instruct 72B vs Qwen3 VL 4B (Reasoning)

Alibaba · released

Wins 2 of 5 areas

Coding · Facts

Alibaba · released

Wins 2 of 5 areas

Reasoning · Long documents

The two are evenly matched.Qwen2.5 Instruct 72B is better at coding and facts; Qwen3 VL 4B (Reasoning) at reasoning and long documents.

Scores updated · 18 tests both models report · How we compare

Where each one wins

Tests won in each of the five 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 and following instructions rest on a single test each.

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.

Qwen2.5 Instruct 72B$0.47 to read · $0.49 to write$0.97Price from Artificial Analysis
Qwen3 VL 4B (Reasoning)No current price is tracked.

The biggest differences

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

Where Qwen2.5 Instruct 72B pulls ahead

  • Code for real scientific research problemsSciCode+9.6points aheadQwen2.5 Instruct 72B26.7Qwen3 VL 4B (Reasoning)17.1
  • Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+6.3points aheadQwen2.5 Instruct 72B14.5Qwen3 VL 4B (Reasoning)8.2
  • Answers hard knowledge questions correctlyAA-Omniscience · Accuracy+5.3points aheadQwen2.5 Instruct 72B17.5Qwen3 VL 4B (Reasoning)12.2

Where Qwen3 VL 4B (Reasoning) pulls ahead

  • Reasons across sets of long documentsAA-LCR+1.3points aheadQwen3 VL 4B (Reasoning)21.3Qwen2.5 Instruct 72B20
  • Very hard expert questions across many subjectsHumanity's Last Exam+1points aheadQwen3 VL 4B (Reasoning)4.6Qwen2.5 Instruct 72B3.6

Every test, side by side

All 18 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingQwen2.5 Instruct 72B

Full coding ranking

ReasoningQwen3 VL 4B (Reasoning)

Full reasoning ranking

FactsQwen2.5 Instruct 72B

Full facts ranking

Long documentsQwen3 VL 4B (Reasoning)
  • AA-LCRQwen3 VL 4B (Reasoning) by 1.32021.3+1.3

Full long documents ranking

Following instructionsEven

Full following instructions ranking

Other results9 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, Qwen2.5 Instruct 72B or Qwen3 VL 4B (Reasoning)?

Qwen2.5 Instruct 72B and Qwen3 VL 4B (Reasoning) each win two of the five areas where both have results. Qwen2.5 Instruct 72B wins coding and facts; Qwen3 VL 4B (Reasoning) wins reasoning and long documents. They are level on following instructions.

Which is better for coding?

Qwen2.5 Instruct 72B. It wins 2 of the 2 coding tests both models report; Qwen3 VL 4B (Reasoning) wins none.

How do you compare the two?

We use the 18 benchmark tests both models have published scores on. The verdict counts the 9 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 9 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.