Model Comparator

Compare up to four models using the same criteria.

Gemini 2.5 Flash (Reasoning)
Google
Qwen3.5 4B (Reasoning)
Alibaba

Differences only

✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.

Model Comparator
Metrics	Gemini 2.5 Flash (Reasoning) Google	Qwen3.5 4B (Reasoning) Alibaba
Intelligence	13.1	13.1
Coding	—	22.6
Math	73.3	—
Speed	Best: 206 t/s	19.9 t/s
TTFT	18.1 s	Best: 0.85 s
Input · $ / 1M tokens	$0.30×10 relative to the lowest price among the compared models	Best: $0.030
Output · $ / 1M tokens	$2.50×16.7 relative to the lowest price among the compared models	Best: $0.15
Context window	Best: 1M	262K
Reasoning	Yes	Yes
Open weights	No	Yes

Intelligence

Gemini 2.5 Flash (Reasoning): 13.1
Qwen3.5 4B (Reasoning): 13.1

Coding

Gemini 2.5 Flash (Reasoning): —
Qwen3.5 4B (Reasoning): 22.6

Math

Gemini 2.5 Flash (Reasoning): 73.3
Qwen3.5 4B (Reasoning): —

Speed

Gemini 2.5 Flash (Reasoning): Best: 206 t/s
Qwen3.5 4B (Reasoning): 19.9 t/s

TTFT

Gemini 2.5 Flash (Reasoning): 18.1 s
Qwen3.5 4B (Reasoning): Best: 0.85 s

Input · $ / 1M tokens

Gemini 2.5 Flash (Reasoning): $0.30×10 relative to the lowest price among the compared models
Qwen3.5 4B (Reasoning): Best: $0.030

Output · $ / 1M tokens

Gemini 2.5 Flash (Reasoning): $2.50×16.7 relative to the lowest price among the compared models
Qwen3.5 4B (Reasoning): Best: $0.15

Context window

Gemini 2.5 Flash (Reasoning): Best: 1M
Qwen3.5 4B (Reasoning): 262K

Reasoning

Gemini 2.5 Flash (Reasoning): Yes
Qwen3.5 4B (Reasoning): Yes

Open weights

Gemini 2.5 Flash (Reasoning): No
Qwen3.5 4B (Reasoning): Yes

Each reasoning level remains a separate configuration.

Score and cost

Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.

Gemini 2.5 Flash (Reasoning)13.1 · $0.85
Qwen3.5 4B (Reasoning)13.1 · $0.060