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Google: Gemini 3.1 Pro Preview vs Google: Gemini 3.6 Flash

Gemini 3.6 Flash (medium) leads on average score with 9.9 vs 9.2. Gemini 3.6 Flash (medium) has the lower benchmark cost at $0.831 vs $1.361. Gemini 3.6 Flash (medium) is faster at 10.11s vs 21.47s, with pass rates of 90.9% vs 98.5%.

Recommended modelGemini 3.6 Flash (medium)It has the best score here (9.9), while costing about 1.6x less than Gemini 3.1 Pro Preview (medium).

Last updated at: 2026-07-21

Metric Gemini 3.1 Pro Preview Gemini 3.1 Pro Preview medium Release: 2026-02-19 Gemini 3.6 Flash Gemini 3.6 Flash medium Release: 2026-07-21
Score 9.2 9.9
Rank #10 #1
Reliability 10.0 10.0
Consistency 10.0 9.6
Tests Correct
Attempt pass rate 90.9% 98.5%
Flaky tests 0 1
Total Runs 66 66
Cost per result 6.801 3.955
Total Cost $1.361 $0.831
Input Price $2.000 / 1M $1.500 / 1M
Output Price $12.000 / 1M $7.500 / 1M
Total Input Tokens 92,287 66,293
Output Tokens 5,232 2,000
Reasoning Tokens 92,726 95,464
Response Time (avg) 21.47s 10.11s
Response Time (max) 88.68s 68.03s
Response Time (total) 322.08s 222.33s

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#10 Gemini 3.1 Pro Preview

medium
Cost
$0.115
Time
87.2s
Tokens
9,629 tok

#1 Gemini 3.6 Flash

medium
Cost
$0.079
Time
47.9s
Tokens
10,532 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 7.9 9.9 66.7% 0 40.17s 8,124 435 41,247
Gemini 3.6 Flash 10.0 10.0 100.0% 0 17.49s 8,136 474 40,157

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