Qwen3 VL 4B Instruct vs Qwen3.8-Flash-Next
Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Alibaba Cloud / Qwen Team · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Qwen3 VL 4B Instruct outperforms in 0 benchmarks, while Qwen3.8-Flash-Next is better at 6 benchmarks (CharXiv-R, ERQA, LiveCodeBench v6, LVBench, MathVision, RealWorldQA). Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Qwen3 VL 4B Instruct
- you want predictable pricing at $0.10/M input and $0.60/M output
Choose Qwen3.8-Flash-Next
- you want the strongest raw capability — it leads on 6 of 6 shared benchmarks
- you want the most recent training data — it shipped Aug 2026
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Qwen3 VL 4B Instruct outperforms in 0 benchmarks, while Qwen3.8-Flash-Next is better at 6 benchmarks (CharXiv-R, ERQA, LiveCodeBench v6, LVBench, MathVision, RealWorldQA).
Qwen3.8-Flash-Next significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Model Size
Parameter count comparison
Qwen3.8-Flash-Next has 176.0B more parameters than Qwen3 VL 4B Instruct, making it 4400.0% larger.
Context Window
Maximum input and output token capacity
Only Qwen3 VL 4B Instruct specifies input context (262,144 tokens). Only Qwen3 VL 4B Instruct specifies output context (262,144 tokens).
Input Capabilities
Supported data types and modalities
Both Qwen3 VL 4B Instruct and Qwen3.8-Flash-Next support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Qwen3 VL 4B Instruct
Qwen3.8-Flash-Next
License
Usage and distribution terms
Qwen3 VL 4B Instruct is licensed under Apache 2.0, while Qwen3.8-Flash-Next uses Qwen Community License 1.0.
License differences may affect how you can use these models in commercial or open-source projects.
Apache 2.0
Open weights
Qwen Community License 1.0
Open weights
Release Timeline
When each model was launched
Qwen3 VL 4B Instruct was released on 2025-09-22, while Qwen3.8-Flash-Next was released on 2026-08-26.
Qwen3.8-Flash-Next is 11 months newer than Qwen3 VL 4B Instruct.
Sep 22, 2025
11 months ago
Aug 26, 2026
0 days ago
11mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Qwen3 VL 4B Instruct and Qwen3.8-Flash-Next side-by-side, then vote on the output you prefer.
FAQ
Common questions about Qwen3 VL 4B Instruct vs Qwen3.8-Flash-Next.