Gemini 3 Flash Preview vs Mistral Large 3
Wins 7 of 7 areas
Coding · Agents · Reasoning · Facts · Images and charts · Long documents · Following instructions
Wins 0 of 7 areas
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Gemini 3 Flash Preview is the stronger all-rounder.Mistral Large 3 is cheaper.
Scores updated · 27 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.
- CodingWriting and fixing software40Gemini 3 Flash Preview4 of 4 tests
- ReasoningHard problems that need careful thinking40Gemini 3 Flash Preview4 of 4 tests
- AgentsCarrying out multi-step tasks on its own20Gemini 3 Flash Preview2 of 2 tests
- Images and chartsUnderstanding pictures, charts and video20Gemini 3 Flash Preview2 of 2 tests
- FactsGetting facts right instead of making them up21Gemini 3 Flash Preview2 of 3 tests
- Long documentsFinding answers in very long texts10Gemini 3 Flash Preview1 of 1 test
- Following instructionsDoing exactly what it is asked10Gemini 3 Flash Preview1 of 1 test
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.
Mistral Large 3 costs 43% 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 Gemini 3 Flash Preview pulls ahead
- Command-line tasks in a real terminalTerminal-Bench 2.1+46points ahead
- Reasons across sets of long documentsAA-LCR+42points ahead
- Follows unfamiliar, precisely checkable instructionsIFBench+41.8points ahead
Where Mistral Large 3 pulls ahead
- Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+7points ahead
Every test, side by side
All 27 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingGemini 3 Flash Preview
- Terminal-Bench 2.1Gemini 3 Flash Preview by 465812+46
- Terminal-Bench HardGemini 3 Flash Preview by 22.738.615.9+22.7
- LMArena · WebDevGemini 3 Flash Preview by 209 rating points14391230+209 rating
- SciCodeGemini 3 Flash Preview by 1450.636.6+14
AgentsGemini 3 Flash Preview
- GDPValGemini 3 Flash Preview by 35.235.20+35.2
- τ-Bench V3 · BankingGemini 3 Flash Preview by 1520.85.8+15
ReasoningGemini 3 Flash Preview
- SimpleBenchGemini 3 Flash Preview by 40.761.120.4+40.7
- Humanity's Last ExamGemini 3 Flash Preview by 32.436.64.2+32.4
- GPQA DiamondGemini 3 Flash Preview by 21.889.868+21.8
- CritPtGemini 3 Flash Preview by 8.68.60+8.6
FactsGemini 3 Flash Preview
- AA-Omniscience · AccuracyGemini 3 Flash Preview by 28.453.424.9+28.4
- AA-Omniscience · Non-hallucinationMistral Large 3 by 7714+7
- Vectara HHEM hallucination ratelower is betterGemini 3 Flash Preview by 113.514.5+1
Images and chartsGemini 3 Flash Preview
- MMMU-ProGemini 3 Flash Preview by 24.279.955.7+24.2
- LMArena · VisionGemini 3 Flash Preview by 63 rating points12851222+63 rating
Long documentsGemini 3 Flash Preview
- AA-LCRGemini 3 Flash Preview by 427836+42
Following instructionsGemini 3 Flash Preview
- IFBenchGemini 3 Flash Preview by 41.87836.2+41.8
Other results10 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.
- τ²-Bench Telecom (AA run)Gemini 3 Flash Preview by 55.880.424.6+55.8
- AA-OmniscienceGemini 3 Flash Preview by 49.710.1-39.6+49.7
- AA Agentic IndexGemini 3 Flash Preview by 47.349.72.4+47.3
- SimpleQAGemini 3 Flash Preview by 44.968.723.8+44.9
- Artificial Analysis Coding IndexGemini 3 Flash Preview by 22.542.620.1+22.5
- MMMLUGemini 3 Flash Preview by 17.691.874.2+17.6
- AA IntelligenceGemini 3 Flash Preview by 1726.39.3+17
- vectara_avg_summary_lengthMistral Large 3 by 22.5 rating points90.2112.7+22.5 rating
- vectara_answer_rateGemini 3 Flash Preview by 199.898.8+1
- vectara_factual_consistencyGemini 3 Flash Preview by 186.585.5+1
Questions people ask
Which is better, Gemini 3 Flash Preview or Mistral Large 3?
Gemini 3 Flash Preview wins all seven areas where both have results: coding, agents, reasoning, facts, images and charts, long documents and following instructions. Mistral Large 3 wins none, but costs 43% less.
Which is better for coding?
Gemini 3 Flash Preview. It wins 4 of the 4 coding tests both models report; Mistral Large 3 wins none.
Which is cheaper?
Gemini 3 Flash Preview costs $0.50 per million input tokens and $3.00 per million output tokens; Mistral Large 3 costs $0.50 and $1.50. That makes Mistral Large 3 about 43% cheaper for the same work.
How do you compare the two?
We use the 27 benchmark tests both models have published scores on. The verdict counts the 17 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 10 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.