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Gemma 4 31B (medium) vs Qwen3.5 Plus 2026-04-20

Gemma 4 31B (medium) leads on average score with 6.2 vs 6.1. Gemma 4 31B (medium) has the lower benchmark cost at $0.100 vs $0.122. Qwen3.5 Plus 2026-04-20 is faster at 13.10s vs 78.59s, with pass rates of 65.2% vs 43.9%.

Last updated at: 2026-09-03

Rank
#179
Total Output Tokens
267,421
Response Time (avg)
78.59s
Total Cost
$0.100
Rank
#192
Total Output Tokens
51,487
Response Time (avg)
13.10s
Total Cost
$0.122
Recommended model Qwen3.5 Plus 2026-04-20

Its score stays close to the best score here (6.1 vs 6.2), while responding about 6.0x faster than Gemma 4 31B (medium).

Detailed comparison

Metric Gemma 4 31B Gemma 4 31B medium Release: 2026-04-02 Free Available Qwen3.5 Plus 2026-04-20 Qwen3.5 Plus 2026-04-20 none Release: 2026-04-20
Score 6.2 6.1
Rank #179 #192
Reliability 10.0 10.0
Consistency 8.7 8.7
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 65.2% 43.9%
Flaky tests 3 4
Total Runs 66 66
Cost per result 1.152 1.636
Total Cost $0.100 $0.122
Input Price $0.090 / 1M $0.300 / 1M
Output Price $0.340 / 1M $1.800 / 1M
Total Input Tokens 94,969 94,477
Output Tokens 34,399 51,487
Reasoning Tokens 233,022 0
Response Time (avg) 78.59s 13.10s
Response Time (max) 437.40s 206.05s
Response Time (total) 1571.84s 288.23s
Parameters 30.7B ~397B total (~17B active)
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#179 Gemma 4 31B

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

#192 Qwen3.5 Plus 2026-04-20

none
Cost
$0.008
Time
77.0s
Tokens
4,369 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
Gemma 4 31B 4.3 5.8 22.2% 1 219.76s 5,568 11,098 33,212
Qwen3.5 Plus 2026-04-20 3.9 7.8 11.1% 1 1.69s 7,913 480 0

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