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Google: Gemini 3.1 Flash Lite Preview vs Google: Gemini 3.5 Flash

Gemini 3.5 Flash (high) leads on average score with 9.5 vs 6.4. Gemini 3.1 Flash Lite Preview has the lower benchmark cost at $0.052 vs $1.976. Gemini 3.1 Flash Lite Preview is faster at 1.58s vs 15.07s, with pass rates of 57.6% vs 93.9%.

Recommended modelGemini 3.5 Flash (high)It has the strongest score in this comparison (9.5) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-07-17

Metric Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview none Release: 2026-03-03 Gemini 3.5 Flash Gemini 3.5 Flash high Release: 2026-05-19
Score 6.4 9.5
Rank #101 #2
Reliability 10.0 10.0
Consistency 9.7 9.3
Tests Correct
Attempt pass rate 57.6% 93.9%
Flaky tests 1 2
Total Runs 66 66
Cost per result 0.431 9.879
Total Cost $0.052 $1.976
Input Price $0.250 / 1M $1.500 / 1M
Output Price $1.500 / 1M $9.000 / 1M
Total Input Tokens 120,942 107,137
Output Tokens 14,292 8,777
Reasoning Tokens 0 192,900
Response Time (avg) 1.58s 15.07s
Response Time (max) 9.27s 145.92s
Response Time (total) 34.72s 331.48s

Hamster playing table tennis

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

#101 Gemini 3.1 Flash Lite Preview

none
Cost
$0.003
Time
4.7s
Tokens
1,827 tok

#2 Gemini 3.5 Flash

high
Cost
$0.208
Time
118.2s
Tokens
23,158 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 Flash Lite Preview 5.5 10.0 33.3% 0 967ms 8,128 670 0
Gemini 3.5 Flash 10.0 10.0 100.0% 0 22.96s 8,118 456 47,129

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