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Google: Gemini 2.5 Flash vs Google: Gemini 3.5 Flash-Lite

Gemini 2.5 Flash (medium) leads on average score with 8.2 vs 8.1. Gemini 3.5 Flash-Lite (high) has the lower benchmark cost at $0.584 vs $0.643. Gemini 3.5 Flash-Lite (high) is faster at 9.48s vs 21.18s, with pass rates of 71.2% vs 81.8%.

Recommended modelGemini 3.5 Flash-Lite (high)Its score stays close to the best score here (8.1 vs 8.2), while responding about 2.2x faster than Gemini 2.5 Flash (medium).

Last updated at: 2026-07-21

Metric Gemini 2.5 Flash Gemini 2.5 Flash medium Release: 2025-06-17 Gemini 3.5 Flash-Lite Gemini 3.5 Flash-Lite high Release: 2026-07-21
Score 8.2 8.1
Rank #28 #31
Reliability 10.0 10.0
Consistency 9.6 7.5
Tests Correct
Attempt pass rate 71.2% 81.8%
Flaky tests 1 7
Total Runs 66 66
Cost per result 4.286 4.169
Total Cost $0.643 $0.584
Input Price $0.300 / 1M $0.300 / 1M
Output Price $2.500 / 1M $2.500 / 1M
Total Input Tokens 132,498 105,138
Output Tokens 12,739 8,315
Reasoning Tokens 228,464 212,507
Response Time (avg) 21.18s 9.48s
Response Time (max) 140.50s 43.93s
Response Time (total) 465.89s 208.52s

Hamster playing table tennis

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

#28 Gemini 2.5 Flash

medium
Invalid SVG
Cost
$0.000
Time
274.0s
Tokens
0 tok

#31 Gemini 3.5 Flash-Lite

high
Cost
$0.023
Time
23.6s
Tokens
9,128 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 2.5 Flash 7.8 10.0 66.7% 0 41.01s 6,669 543 32,303
Gemini 3.5 Flash-Lite 8.6 7.6 88.9% 1 15.09s 8,136 452 55,603

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