Grok-1.5 vs Qwen4-Max-Preview
Comparing Grok-1.5 and Qwen4-Max-Preview across benchmarks, pricing, and capabilities.
xAI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Grok-1.5 and Qwen4-Max-Preview trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Grok-1.5
- you are already invested in the xAI ecosystem
Choose Qwen4-Max-Preview
- you want the most recent training data — it shipped Nov 2026
At a glance
The differences that matter most.
Individual benchmarks
9 reported for Grok-1.5 · 0 for Qwen4-Max-Preview
Grok-1.5 and Qwen4-Max-Previewdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Human preference
Blind head-to-head votes and playground preference scores
Input capabilities
Documented input modalities across available providers
Qwen4-Max-Preview supports multimodal inputs, whereas Grok-1.5 does not.
Qwen4-Max-Preview can handle both text and other forms of data like images, making it suitable for multimodal applications.
Grok-1.5
Qwen4-Max-Preview
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Grok-1.5 was released on 2024-03-28, while Qwen4-Max-Preview was released on 2026-11-11.
Qwen4-Max-Preview is 32 months newer than Grok-1.5.
Mar 28, 2024
2.6 years ago
Nov 11, 2026
1 days ago
2.6yr 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 Grok-1.5 and Qwen4-Max-Preview side-by-side, then vote on the output you prefer.
FAQ
Common questions about Grok-1.5 vs Qwen4-Max-Preview.