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Google: Gemma 4 31B vs OpenAI: GPT-5.5

Summary

Gemma 4 31B vs GPT-5.5 benchmark comparison: GPT-5.5 leads on average score with 9.3 vs 6.3. Gemma 4 31B has the lower benchmark cost at $0.033 vs $0.907. GPT-5.5 is faster at 9.76s vs 56.55s, with pass rates of 69.8% vs 85.7%.

Recommended model: GPT-5.5 - It has the best score here (9.3), while responding about 5.8x faster than Gemma 4 31B.

Last updated at: 2026-06-18

Metric Gemma 4 31B Gemma 4 31B medium Release: 2026-04-02 Free Available GPT-5.5 GPT-5.5 low Release: 2026-04-24
Score 6.3 9.3
Rank #88 #4
Reliability 10.0 10.0
Consistency 9.4 10.0
Tests Correct
Attempt pass rate 69.8% 85.7%
Flaky tests 1 0
Total Runs 63 63
Cost per result 0.257 5.035
Total Cost $0.033 $0.907
Input Price $0.120 / 1M $5.000 / 1M
Output Price $0.350 / 1M $30.000 / 1M
Total Input Tokens 17,957 34,209
Output Tokens 22,356 2,046
Reasoning Tokens 65,726 22,460
Response Time (avg) 56.55s 9.76s
Response Time (max) 437.40s 56.19s
Response Time (total) 1074.41s 204.92s

Generation showcase

Hamster playing table tennis

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

#88 Gemma 4 31B

medium
Cost
$0.002
Time
45.7s
Tokens
2,696 tok

#4 GPT-5.5

low
Cost
$0.068
Time
37.0s
Tokens
2,339 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
Gemma 4 31B 10.0 10.0 100.0% 0 12.89s 816 962 2,046
GPT-5.5 10.0 10.0 100.0% 0 4.41s 606 238 1,020
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 4.3 5.8 22.2% 1 219.76s 5,568 11,098 33,212
GPT-5.5 10.0 10.0 100.0% 0 15.04s 7,302 423 6,402
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.5 10.0 10.0 100.0% 0 9.56s 11,019 303 717
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 21.11s 8,334 1,822 2,951
GPT-5.5 10.0 10.0 100.0% 0 3.28s 7,140 228 157
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 7.7 10.0 66.7% 0 38.48s 876 4,349 8,985
GPT-5.5 5.3 10.0 33.3% 0 28.05s 723 69 11,609
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 9.57s 567 105 888
GPT-5.5 10.0 10.0 100.0% 0 5.17s 477 133 245
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 10.0 10.0 100.0% 0 12.76s 777 533 2,035
GPT-5.5 9.9 10.0 100.0% 0 3.74s 660 93 415
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 9.9 10.0 100.0% 0 26.91s 801 1,795 5,595
GPT-5.5 10.0 10.0 100.0% 0 4.74s 642 279 954
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 0ms 0 0 0
GPT-5.5 10.0 10.0 100.0% 0 4.96s 5,445 250 101
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 31B 3.0 10.0 0.0% 0 90.14s 218 1,692 10,014
GPT-5.5 3.0 10.0 0.0% 0 10.06s 195 30 840

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