Qwen2.5-VL-3B-Instruct vs Qwen3.5-4B

Specs, VRAM requirements and download trends — updated 10 November 2026.

Qwen · A · Open weights

Params

3.8 B

Context

128,000

30d

1.7 M

Qwen · B · Open weights

Params

4.7 B

Context

—

30d

5.3 M

apache-2.0 · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification	Qwen2.5-VL-3B-Instruct	Qwen3.5-4B
Parameters	3.8 B	4.7 B
Architecture	Qwen2_5_VLForConditionalGeneration	Qwen3_5ForConditionalGeneration
Context length	128,000	—
Licence	—	apache-2.0
Commercial use	Unknown	Allowed
Languages	1	—
Downloads 30d	1,736,195	5,274,172
Downloads all time	105.4 M	57.2 M
Quantizations on the Hub	SAFETENSORS	SAFETENSORS
Gated	No	No
First seen on the Hub	2025-01-26	2026-02-27

Daily snapshots, last 90 days (13 Aug – 10 Nov)

8.1 M1.5 M

Qwen2.5-VL-3B-Instruct Qwen3.5-4B

On RTX 4090 · 24 GB · 8K context unless noted

Qwen3.5-4B · fp16 11.5 GB / 24 GB

✅ Runs comfortably

Qwen2.5-VL-3B-Instruct · fp16 @ 125K ctx 17.5 GB / 24 GB

✅ Runs comfortably