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Gemini 3.1 Flash Lite Preview vs Gemini 3.5 Flash

Gemini 3.1 Flash Lite Preview leads on average score with 6.2 vs 6.1. Gemini 3.1 Flash Lite Preview has the lower benchmark cost at $0.090 vs $1.752. Gemini 3.1 Flash Lite Preview is faster at 3.60s vs 14.13s, with pass rates of 55.1% vs 68.1%.

Last updated at: 2026-10-02

Compared models

Rank
#230
Total Output Tokens
15,760
Response Time (avg)
3.60s
Total Cost
$0.090
Rank
#232
Total Output Tokens
153,595
Response Time (avg)
14.13s
Total Cost
$1.752
Recommended model Gemini 3.1 Flash Lite Preview

It has the best score here (6.2), while costing about 19.7x less than Gemini 3.5 Flash.

Detailed comparison

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 none Release: 2026-05-19
Score 6.2 6.1
Rank #230 #232
Reliability 10.0 10.0
Consistency 9.7 8.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 55.1% 68.1%
Flaky tests 1 4
Total Runs 69 69
Cost per result 0.743 12.511
Total Cost $0.090 $1.752
Input Price $0.250 / 1M $1.500 / 1M
Output Price $1.500 / 1M $9.000 / 1M
Cache Read Price $0.025 / 1M $0.150 / 1M
Cache Write Price $0.084 / 1M $0.084 / 1M
Total Input Tokens 261,962 246,061
Output Tokens 15,760 153,595
Reasoning Tokens 0 0
Response Time (avg) 3.60s 14.13s
Response Time (max) 48.59s 85.26s
Response Time (total) 82.91s 268.55s
Parameters ~150B total (~10B active) ~500B total (~20B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#230 Gemini 3.1 Flash Lite Preview

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

#232 Gemini 3.5 Flash

none
Cost
$0.225
Time
125.5s
Tokens
25,004 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 8.8 7.8 88.9% 1 34.69s 8,122 75,927 0

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