Compare/Gemini 3.1 Pro Preview vs Nova Premier

Gemini 3.1 Pro PreviewvsNova Premier

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Google

Gemini 3.1 Pro Preview

Input
$2/M
Output
$12/M
Speed
115 tok/s
TTFT
31.49s
Amazon

Nova Premier

Input
$2.5/M
Output
$12.5/M
Speed
69 tok/s
TTFT
0.87s

Winner by Category

Cheaper
Gemini 3.1 Pro Preview
Faster (tok/s)
Gemini 3.1 Pro Preview
Lower Latency
Nova Premier
Benchmarks (7-5)
Gemini 3.1 Pro Preview

Pricing Comparison

MetricGemini 3.1 Pro PreviewNova Premier
Input ($/M tokens)$2$2.5
Output ($/M tokens)$12$12.5
Cost for 1M input + 100K output tokens:
Gemini 3.1 Pro Preview$3.20
Nova Premier$3.75

Speed Comparison

Output Speed (tokens/s) — higher is better
Gemini 3.1 Pro Preview
115 tok/s
Nova Premier
69 tok/s
Time to First Token (seconds) — lower is better
Gemini 3.1 Pro Preview
31.49s
Nova Premier
0.87s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
57.219.0
Coding Index
55.513.8
Math Index
17.3
GPQA Diamond
94.1%56.9%
MMLU-Pro
73.3%
LiveCodeBench
31.7%
AIME 2025
17.3%
MATH-500
83.9%
Humanity's Last Exam
44.7%4.7%
SciCode
58.9%27.9%
IFBench
77.1%36.2%
TerminalBench
53.8%6.8%
Gemini 3.1 Pro Preview7 wins
5 winsNova Premier

Frequently Asked Questions

Which is cheaper, Gemini 3.1 Pro Preview or Nova Premier?

Gemini 3.1 Pro Preview is cheaper overall. Its blended price (3:1 input/output ratio) is $4.50/M tokens vs $5.00/M for Nova Premier.

Which model performs better on benchmarks?

Gemini 3.1 Pro Preview wins 7 out of 12 benchmarks compared to 5 for Nova Premier. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Gemini 3.1 Pro Preview generates tokens faster at 115 tok/s vs 69 tok/s. However, Nova Premier has lower time-to-first-token (0.87s vs 31.49s).

When should I use Gemini 3.1 Pro Preview vs Nova Premier?

Choose based on your priorities: Gemini 3.1 Pro Preview for lower cost, Gemini 3.1 Pro Preview for stronger benchmark performance, and Gemini 3.1 Pro Preview for faster generation. For latency-sensitive apps, check the TTFT comparison above.