Model comparison

Llama 2-13B vs Qwen3-4B

Qwen3-4B is the stronger model overall, scoring 31.5 to 29.1 on the Noometry Index.

Last verified October 10, 2026. 1 shared benchmarks.

Summary

They share 1 benchmark with published results for both. Llama 2-13B scores higher in 1 category and Qwen3-4B in 2 categories; 2 gaps are clear of the uncertainty.
The widest gap is in reasoning, where Qwen3-4B leads 18.5 to 12.3.

Side by side

Llama 2-13B and Qwen3-4B specifications
	Llama 2-13B	Qwen3-4B
Provider	Meta	Alibaba (Qwen)
Noometry Index	29.1	31.5
Released	2023-07-18	2025-04-29
Weights	Open	Open
Context window	—	—
Max output	—	—
Input $ / M tokens	—	—
Output $ / M tokens	—	—
Results tracked	32	6

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Category by category

Coding Not comparable

Llama 2-13B: 30.4 (#287), Qwen3-4B: —

Coding benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Coding	1062	—

Agentic & Tool Use Not comparable

Llama 2-13B: —, Qwen3-4B: 27.3 (#94)

Agentic & Tool Use benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
Berkeley Function Calling Leaderboard	—	35.7%

Reasoning Qwen3-4B leads

Llama 2-13B: 12.3 (#333), Qwen3-4B: 18.5 (#264)

Reasoning benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
Chess Puzzles	0%	4%
LMArena Hard Prompts	1051	—
DTBench	42.2%	—
BIG-Bench Hard	58.2%	—
Epoch Capabilities Index	105.8	—
HellaSwag	80.7%	—
LAMBADA	76.5%	—
PIQA	80.8%	—
WinoGrande	72.8%	—

Math Too close to call

Llama 2-13B: 28.7 (#226), Qwen3-4B: 28.5 (#228)

Math benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
MathArena Final-Answer Competitions	—	38.5%
OTIS Mock AIME 2024-2025	—	52.2%
LMArena Math	1065	—
GSM8K	36.9%	—

Knowledge Qwen3-4B leads

Llama 2-13B: 27.5 (#244), Qwen3-4B: 33.0 (#198)

Knowledge benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
GPQA Diamond	—	52.3%
Vectara Hallucination Rate	—	5.7%
LMArena Expert	1030	—
ARC (AI2) Challenge	60.3%	—
BoolQ	82.4%	—
MMLU	55.6%	—
OpenBookQA	57%	—
TriviaQA	79.6%	—

Multimodal Not comparable

Llama 2-13B: —, Qwen3-4B: —

Multimodal benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
ScienceQA	55.8%	—

Multilingual Not comparable

Llama 2-13B: 26.7 (#274), Qwen3-4B: —

Multilingual benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Non-English	1024	—
LMArena Chinese	1001	—
LMArena French	1043	—
LMArena German	1009	—
LMArena Japanese	894	—
LMArena Korean	953	—
LMArena Russian	1055	—
LMArena Spanish	1086	—

Instruction Following Not comparable

Llama 2-13B: 53.5 (#282), Qwen3-4B: —

Instruction Following benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Instruction Following	1046	—

Long Context Not comparable

Llama 2-13B: 32.3 (#264), Qwen3-4B: —

Long Context benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Longer Query	1064	—

Writing & Preference Not comparable

Llama 2-13B: 30.0 (#284), Qwen3-4B: —

Writing & Preference benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Text	1085	—
LMArena Creative Writing	1047	—
LMArena Multi-Turn	1050	—

Frequently asked questions

Is Llama 2-13B better than Qwen3-4B?