DeepSeek R1 Distill Qwen 1.5B vs Qwen3 4B Gemini 3.1 Pro Reasoning Distilled

Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.

DeepSeek R1 Distill Qwen 1.5B

DeepSeek · 1.8B

ChatReasoning

Specifications

DeepSeek R1 Distill Qwen 1.5BQwen3 4B Gemini 3.1 Pro Reasoning Distilled
Parameters1.8B4B
Context131K262K
ArchitectureQwen2ForCausalLMQwen3ForCausalLM
LicenseMITApache 2.0
Downloads788.2K3.6K
ReleasedFeb 2025Mar 2026

VRAM by Quantization: DeepSeek R1 Distill Qwen 1.5B vs Qwen3 4B Gemini 3.1 Pro Reasoning Distilled

QuantizationBitsDeepSeek R1 Distill Qwen 1.5B VRAMQwen3 4B Gemini 3.1 Pro Reasoning Distilled VRAM
Q2_K3.401.1 GB2.2 GB
Q3_K_M3.901.2 GB2.4 GB
Q3_K_S3.502.2 GB
Q4_04.002.5 GB
Q4_K_M4.801.4 GB2.9 GB
Q5_K_M5.701.6 GB3.3 GB
Q6_K6.601.8 GB3.8 GB
Q8_08.002.1 GB4.5 GB

Verdict

DeepSeek R1 Distill Qwen 1.5B needs less VRAM at Q4_K_M (1.4 GB vs 2.9 GB), so it fits on smaller GPUs. Qwen3 4B Gemini 3.1 Pro Reasoning Distilled supports a longer context window (262K tokens). DeepSeek R1 Distill Qwen 1.5B is the more widely downloaded of the two.

Frequently Asked Questions

Which needs less VRAM, DeepSeek R1 Distill Qwen 1.5B or Qwen3 4B Gemini 3.1 Pro Reasoning Distilled?

At Q4_K_M, DeepSeek R1 Distill Qwen 1.5B needs 1.4 GB and Qwen3 4B Gemini 3.1 Pro Reasoning Distilled needs 2.9 GB, so DeepSeek R1 Distill Qwen 1.5B is the lighter option to run locally.

Which has a longer context window, DeepSeek R1 Distill Qwen 1.5B or Qwen3 4B Gemini 3.1 Pro Reasoning Distilled?

DeepSeek R1 Distill Qwen 1.5B supports 131,072 tokens and Qwen3 4B Gemini 3.1 Pro Reasoning Distilled supports 262,144 tokens.

What is the difference between DeepSeek R1 Distill Qwen 1.5B and Qwen3 4B Gemini 3.1 Pro Reasoning Distilled?

DeepSeek R1 Distill Qwen 1.5B is a 1.8B model from DeepSeek (Qwen family), while Qwen3 4B Gemini 3.1 Pro Reasoning Distilled is a 4B model from khazarai (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.