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Gemini 2.5 Flash vs Qwen3.5-Flash

Gemini 2.5 Flash leads on average score with 6.0 vs 6.0. Gemini 2.5 Flash has the lower benchmark cost at $0.017 vs $0.073. Gemini 2.5 Flash is faster at 6.19s vs 25.28s, with pass rates of 39.4% vs 34.9%.

Last updated at: 2026-08-26

Rank
#184
Total Output Tokens
1,890
Response Time (avg)
6.19s
Total Cost
$0.017
Rank
#189
Total Output Tokens
209,201
Response Time (avg)
25.28s
Total Cost
$0.073
Recommended model Gemini 2.5 Flash

It has the best score here (6.0), while costing about 4.4x less than Qwen3.5-Flash.

Detailed comparison

Metric Gemini 2.5 Flash Gemini 2.5 Flash none Release: 2025-06-17 Qwen3.5-Flash Qwen3.5-Flash none Release: 2026-02-24
Score 6.0 6.0
Rank #184 #189
Reliability 10.0 10.0
Consistency 9.6 9.3
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 39.4% 34.9%
Flaky tests 1 2
Total Runs 66 66
Cost per result 0.209 1.066
Total Cost $0.017 $0.073
Input Price $0.300 / 1M $0.065 / 1M
Output Price $2.500 / 1M $0.260 / 1M
Total Input Tokens 39,886 282,356
Output Tokens 1,890 209,201
Reasoning Tokens 0 0
Response Time (avg) 6.19s 25.28s
Response Time (max) 118.00s 480.96s
Response Time (total) 136.23s 556.14s
Parameters ~350B total (~20B active) ~35B total (~3B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#184 Gemini 2.5 Flash

none
Invalid SVG
Cost
$0.164
Time
215.5s
Tokens
65,659 tok

#189 Qwen3.5-Flash

none
Cost
$0.003
Time
47.4s
Tokens
7,799 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 5.5 10.0 33.3% 0 736ms 8,122 483 0
Qwen3.5-Flash 5.5 10.0 33.3% 0 850ms 7,913 519 0

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