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Google: Gemini 3.5 Flash vs Google: Gemma 4 31B

Summary

Gemini 3.5 Flash vs Gemma 4 31B benchmark comparison: Gemini 3.5 Flash leads on average score with 9.2 vs 6.1. Gemma 4 31B has the lower benchmark cost at $0.004 vs $0.349. Gemini 3.5 Flash is faster at 3.27s vs 4.05s, with pass rates of 90.5% vs 47.6%.

Recommended model: Gemini 3.5 Flash - It has the strongest score in this comparison (9.2) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-06-18

Metric Gemini 3.5 Flash Gemini 3.5 Flash low Release: 2026-05-19 Gemma 4 31B Gemma 4 31B none Release: 2026-04-02 Free Available
Score 9.2 6.1
Rank #5 #98
Reliability 10.0 10.0
Consistency 10.0 10.0
Tests Correct
Attempt pass rate 90.5% 47.6%
Flaky tests 0 0
Total Runs 63 63
Cost per result 1.834 0.034
Total Cost $0.349 $0.004
Input Price $1.500 / 1M $0.120 / 1M
Output Price $9.000 / 1M $0.350 / 1M
Total Input Tokens 36,938 20,911
Output Tokens 2,033 1,407
Reasoning Tokens 30,519 0
Response Time (avg) 3.27s 4.05s
Response Time (max) 9.05s 26.13s
Response Time (total) 68.65s 76.87s

Generation showcase

Hamster playing table tennis

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

#5 Gemini 3.5 Flash

low
Cost
$0.068
Time
39.1s
Tokens
7,588 tok

#98 Gemma 4 31B

none
Cost
$0.001
Time
12.8s
Tokens
795 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.52s 494 209 2,536
Gemma 4 31B 6.5 10.0 50.0% 0 1.85s 852 45 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.8 10.0 66.7% 0 6.71s 8,118 458 13,420
Gemma 4 31B 5.5 10.0 33.3% 0 11.19s 8,381 735 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 6.44s 12,873 351 3,050
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 1.81s 7,548 279 1,164
Gemma 4 31B 10.0 10.0 100.0% 0 2.25s 8,352 285 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.7 10.0 66.7% 0 3.39s 633 12 4,538
Gemma 4 31B 7.7 10.0 66.7% 0 3.22s 903 27 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.27s 486 119 916
Gemma 4 31B 10.0 10.0 100.0% 0 2.09s 576 117 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 9.9 10.0 100.0% 0 1.86s 615 71 1,652
Gemma 4 31B 6.5 10.0 50.0% 0 2.84s 795 78 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.35s 558 288 2,150
Gemma 4 31B 6.5 10.0 33.3% 0 4.23s 828 108 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 3.27s 5,457 234 403
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 1.88s 156 12 690
Gemma 4 31B 3.0 10.0 0.0% 0 1.25s 224 12 0

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