Model comparison

Gemma 3 4B vs Grok Build 0.1

Grok Build 0.1 is the stronger model overall, scoring 36.4 to 28.1 on the Noometry Index. Gemma 3 4B costs 25× less per token, which makes it the better buy when Grok Build 0.1's lead doesn't matter for your workload.

Last verified October 10, 2026. 0 shared benchmarks.

Gemma 3 4B

Google

28.1

Rank #326 Confirmed

Grok Build 0.1 xAI

36.4

Rank #216 Reported

Summary

The widest gap is in reasoning, where Grok Build 0.1 leads 32.2 to 13.2.
Gemma 3 4B is cheaper at $0.04 / $0.08 per million input/output tokens, against $1 / $2 for Grok Build 0.1.
Grok Build 0.1 accepts more context: 256K tokens versus 131K.
Gemma 3 4B has downloadable open weights; the other is API-only.

Side by side

Gemma 3 4B and Grok Build 0.1 specifications
	Gemma 3 4B	Grok Build 0.1
Provider	Google	xAI
Noometry Index	28.1	36.4
Released	2025-03-12	2026-04-16
Weights	Open	Proprietary
Context window	131K	256K
Max output	4K	256K
Input $ / M tokens	$0.04	$1
Output $ / M tokens	$0.08	$2
Results tracked	22	3

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Category by category

Coding Grok Build 0.1 leads

Gemma 3 4B: 35.9 (#215), Grok Build 0.1: 43.1 (#91)

Coding benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
SciCode	—	50.2%
LMArena Coding	1230	—

Agentic & Tool Use Grok Build 0.1 leads

Gemma 3 4B: 20.9 (#142), Grok Build 0.1: 22.7 (#129)

Agentic & Tool Use benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
Berkeley Function Calling Leaderboard	19.6%	—
GBAEval	—	2.4%

Reasoning Grok Build 0.1 leads

Gemma 3 4B: 13.2 (#335), Grok Build 0.1: 32.2 (#77)

Reasoning benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
Kagi LLM Benchmark	25.2%	—
CritPt	—	9.1%
Chess Puzzles	0%	—
LMArena Hard Prompts	1253	—
DTBench	50.9%	—
LMCA	2.8%	—
Epoch Capabilities Index	116.02	—

Math Not comparable

Gemma 3 4B: 16.8 (#292), Grok Build 0.1: —

Math benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
OTIS Mock AIME 2024-2025	7.5%	—
LMArena Math	1239	—

Knowledge Not comparable

Gemma 3 4B: 11.8 (#299), Grok Build 0.1: —

Knowledge benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
GPQA Diamond	23.2%	—
Vectara Hallucination Rate	6.4%	—
LMArena Expert	1223	—

Multilingual Not comparable

Gemma 3 4B: 42.5 (#194), Grok Build 0.1: —

Multilingual benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
LMArena Non-English	1273	—
LMArena German	1281	—
LMArena Russian	1294	—

Instruction Following Not comparable

Gemma 3 4B: 65.2 (#225), Grok Build 0.1: —

Instruction Following benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
LMArena Instruction Following	1239	—

Long Context Not comparable

Gemma 3 4B: 38.7 (#194), Grok Build 0.1: —

Long Context benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
LMArena Longer Query	1273	—

Writing & Preference Not comparable

Gemma 3 4B: 42.0 (#239), Grok Build 0.1: —

Writing & Preference benchmarks
Benchmark	Gemma 3 4B	Grok Build 0.1
LMArena Text	1291	—
LMArena Creative Writing	1271	—
EQ-Bench Creative Writing	1068	—
LMArena Multi-Turn	1255	—

Frequently asked questions

Is Gemma 3 4B better than Grok Build 0.1?

Which is cheaper, Gemma 3 4B or Grok Build 0.1?

Gemma 3 4B is cheaper. It lists at $0.04 per million input tokens and $0.08 per million output tokens; Grok Build 0.1 lists at $1 and $2.

Is Gemma 3 4B or Grok Build 0.1 better for coding?

Grok Build 0.1 scores higher on coding benchmarks: 43.1 versus 35.9 in the Noometry coding category.

Which has the bigger context window?

Grok Build 0.1 does, with 256K tokens against 131K.

How many benchmarks do Gemma 3 4B and Grok Build 0.1 share?

0 benchmarks have published results for both models. Gemma 3 4B has 22 scored results on Noometry and Grok Build 0.1 has 3.