Gemini 2.5 Pro vs Nova Premier
Wins 4 of 5 areas
Coding · Reasoning · Long documents · Following instructions
Wins 0 of 5 areas
—
Gemini 2.5 Pro is the stronger all-rounder.
Scores updated · 14 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.
- ReasoningHard problems that need careful thinking30Gemini 2.5 Pro3 of 3 tests
- CodingWriting and fixing software20Gemini 2.5 Pro2 of 2 tests
- Long documentsFinding answers in very long texts10Gemini 2.5 Pro1 of 1 test
- Following instructionsDoing exactly what it is asked10Gemini 2.5 Pro1 of 1 test
- FactsGetting facts right instead of making them up11Even1 each
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.
The biggest differences
The tests each model wins by the widest margin, up to three each. Scores are out of 100.
Where Gemini 2.5 Pro pulls ahead
- Reasons across sets of long documentsAA-LCR+34.7points ahead
- Graduate-level biology, physics and chemistry questionsGPQA Diamond+26.7points ahead
- Hard command-line tasks in a real terminalTerminal-Bench Hard+19.7points ahead
Where Nova Premier pulls ahead
- Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+19points ahead
Every test, side by side
All 14 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingGemini 2.5 Pro
- Terminal-Bench HardGemini 2.5 Pro by 19.726.56.8+19.7
- SciCodeGemini 2.5 Pro by 18.446.327.9+18.4
ReasoningGemini 2.5 Pro
- GPQA DiamondGemini 2.5 Pro by 26.783.656.9+26.7
- Humanity's Last ExamGemini 2.5 Pro by 13.8184.2+13.8
- CritPtGemini 2.5 Pro by 2.62.60+2.6
FactsEven
- AA-Omniscience · Non-hallucinationNova Premier by 199.128.1+19
- AA-Omniscience · AccuracyGemini 2.5 Pro by 17.83921.3+17.8
Following instructionsGemini 2.5 Pro
- IFBenchGemini 2.5 Pro by 12.548.736.2+12.5
Other results5 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.
- Artificial Analysis Coding IndexGemini 2.5 Pro by 32.946.713.8+32.9
- AA-OmniscienceGemini 2.5 Pro by 19.1-16.4-35.4+19.1
- τ²-Bench Telecom (AA run)Gemini 2.5 Pro by 15.854.138.3+15.8
- AA Agentic IndexNova Premier by 12.93.516.4+12.9
- AA IntelligenceGemini 2.5 Pro by 5.8159.2+5.8
Questions people ask
Which is better, Gemini 2.5 Pro or Nova Premier?
Gemini 2.5 Pro wins four of the five areas where both have results: coding, reasoning, long documents and following instructions. Nova Premier wins none. They are level on facts.
Which is better for coding?
Gemini 2.5 Pro. It wins 2 of the 2 coding tests both models report; Nova Premier wins none.
How do you compare the two?
We use the 14 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 5 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.