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Google: Gemini 2.5 Flash vs Google: Gemini 3.1 Flash Lite

Last updated at: 2026-05-08

Metric Gemini 2.5 Flash Gemini 2.5 Flash medium Release: 2025-06-17 Gemini 3.1 Flash Lite Gemini 3.1 Flash Lite medium Release: 2026-05-08
Score 7.9 7.9
Rank #25 #27
Reliability 10.0 10.0
Consistency 9.6 9.1
Tests Correct
Attempt pass rate 71.9% 71.9%
Flaky tests 1 2
Total Runs 57 57
Cost per result 2.472 0.452
Total Cost $0.322 $0.059
Input Price $0.300 / 1M $0.250 / 1M
Output Price $2.500 / 1M $1.500 / 1M
Output Tokens 1,909 2,224
Reasoning Tokens 123,192 32,034
Response Time (avg) 11.63s 3.14s
Response Time (max) 95.48s 10.87s
Response Time (total) 220.88s 59.62s

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Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 8.4 10.0 75.0% 0 6.30s 255 10,233
Gemini 3.1 Flash Lite 9.1 10.0 75.0% 0 2.39s 604 4,201
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 10.0 10.0 100.0% 0 16.23s 522 10,350
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 3.26s 429 2,712
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 10.0 10.0 100.0% 0 28.44s 303 11,922
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 10.87s 327 7,401
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 10.0 10.0 100.0% 0 4.06s 279 2,325
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 2.60s 279 2,845
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 5.9 7.2 55.6% 1 37.34s 18 80,702
Gemini 3.1 Flash Lite 2.9 7.2 11.1% 1 3.16s 15 5,165
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 4.8 10.0 0.0% 0 4.86s 92 1,899
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 2.60s 84 1,142
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 9.8 10.0 100.0% 0 2.62s 69 1,203
Gemini 3.1 Flash Lite 9.9 10.0 100.0% 0 2.59s 75 3,320
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 7.7 10.0 66.7% 0 3.94s 126 2,499
Gemini 3.1 Flash Lite 7.6 7.2 77.8% 1 1.95s 165 2,450
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 10.0 10.0 100.0% 0 6.20s 234 1,140
Gemini 3.1 Flash Lite 10.0 10.0 100.0% 0 4.55s 234 921
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 2.5 Flash 3.0 10.0 0.0% 0 2.76s 11 919
Gemini 3.1 Flash Lite 3.0 10.0 0.0% 0 3.08s 12 1,877

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