Model comparison

Llama 2-13B vs Qwen3-4B

Qwen3-4B is the stronger model overall, scoring 31.9 to 29.6 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; 3 gaps are clear of the uncertainty.
The widest gap is in reasoning, where Qwen3-4B leads 19.2 to 12.8.

Side by side

Llama 2-13B and Qwen3-4B specifications
	Llama 2-13B	Qwen3-4B
Provider	Meta	Alibaba (Qwen)
Noometry Index	29.6	31.9
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: 30.9 (#291), Qwen3-4B: —

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

Agentic & Tool Use Not comparable

Llama 2-13B: —, Qwen3-4B: 27.6 (#100)

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

Reasoning Qwen3-4B leads

Llama 2-13B: 12.8 (#337), Qwen3-4B: 19.2 (#268)

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	106.17	—
HellaSwag	80.7%	—
LAMBADA	76.5%	—
PIQA	80.8%	—
WinoGrande	72.8%	—

Math Llama 2-13B leads

Llama 2-13B: 31.1 (#229), Qwen3-4B: 29.7 (#240)

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: 28.1 (#249), Qwen3-4B: 33.0 (#208)

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: 26.5 (#279), Qwen3-4B: —

Multilingual benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Non-English	1024	—
LMArena Chinese	1001	—
LMArena French	1044	—
LMArena German	1009	—
LMArena Japanese	894	—
LMArena Korean	953	—
LMArena Russian	1055	—
LMArena Spanish	1087	—

Instruction Following Not comparable

Llama 2-13B: 53.3 (#287), Qwen3-4B: —

Instruction Following benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Instruction Following	1045	—

Long Context Not comparable

Llama 2-13B: 32.3 (#269), Qwen3-4B: —

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

Writing & Preference Not comparable

Llama 2-13B: 29.8 (#289), Qwen3-4B: —

Writing & Preference benchmarks
Benchmark	Llama 2-13B	Qwen3-4B
LMArena Text	1084	—
LMArena Creative Writing	1047	—
LMArena Multi-Turn	1050	—

Frequently asked questions

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