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DeepSeek-V4-Flash vs Gemini 3 Pro

DeepSeek · released

Wins 5 of 7 areas

Coding · Agents · Math · Long documents · Following instructions

Google · released

Wins 1 of 7 areas

Facts

DeepSeek-V4-Flash is the stronger all-rounder.Gemini 3 Pro is better at facts.

Scores updated · 36 tests both models report · How we compare

Where each one wins

Tests won in each of the seven 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.

DeepSeek-V4-Flash$0.44 to read · $1.32 to write$1.76Price from Artificial Analysis
Gemini 3 Pro$2.00 to read · $12.00 to write$14Price from Artificial Analysis

DeepSeek-V4-Flash costs 87% less for the same work.

The biggest differences

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

Where DeepSeek-V4-Flash pulls ahead

  • Abstract visual puzzles that people can solveARC-AGI-2+30.3points aheadDeepSeek-V4-Flash61.4Gemini 3 Pro31.1
  • Multi-step tasks using many real software toolsMCP Atlas+14.9points aheadDeepSeek-V4-Flash69Gemini 3 Pro54.1
  • Finds hard-to-locate facts by browsing the webBrowseComp+14points aheadDeepSeek-V4-Flash73.2Gemini 3 Pro59.2

Where Gemini 3 Pro pulls ahead

  • Short factual questions, answered correctlySimpleQA Verified+38.8points aheadGemini 3 Pro72.9DeepSeek-V4-Flash34.1
  • Common-sense trick questionsSimpleBench+30.1points aheadGemini 3 Pro76.4DeepSeek-V4-Flash46.3
  • Answers hard knowledge questions correctlyAA-Omniscience · Accuracy+15.4points aheadGemini 3 Pro55.8DeepSeek-V4-Flash40.4

Every test, side by side

All 36 tests both models report. The winning score is in its model's colour; marks a score checked independently.

CodingDeepSeek-V4-Flash

Full coding ranking

AgentsDeepSeek-V4-Flash
  • MCP AtlasDeepSeek-V4-Flash by 14.96954.1+14.9
  • BrowseCompDeepSeek-V4-Flash by 1473.259.2+14
  • GDPValDeepSeek-V4-Flash by 12.746.934.2+12.7

Full agents ranking

ReasoningEven

Full reasoning ranking

FactsGemini 3 Pro

Full facts ranking

MathDeepSeek-V4-Flash

Full math ranking

Long documentsDeepSeek-V4-Flash
  • AA-LCRDeepSeek-V4-Flash by 3.779.776+3.7

Full long documents ranking

Following instructionsDeepSeek-V4-Flash
  • IFBenchDeepSeek-V4-Flash by 8.879.270.4+8.8

Full following instructions ranking

Other results13 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, DeepSeek-V4-Flash or Gemini 3 Pro?

DeepSeek-V4-Flash wins five of the seven areas where both have results: coding, agents, math, long documents and following instructions. Gemini 3 Pro wins facts. They are level on reasoning.

Which is better for coding?

DeepSeek-V4-Flash. It wins 4 of the 7 coding tests both models report; Gemini 3 Pro wins 3.

Which is cheaper?

DeepSeek-V4-Flash costs $0.44 per million input tokens and $1.32 per million output tokens; Gemini 3 Pro costs $2.00 and $12.00. That makes DeepSeek-V4-Flash about 87% cheaper for the same work.

How do you compare the two?

We use the 36 benchmark tests both models have published scores on. The verdict counts the 23 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 13 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 DeepSeek-V4-Flash with

DeepSeek

Across the field

Compare Gemini 3 Pro with

Google

Across the field

All comparisons