Model comparison

Gemma 4 26B A4B IT vs GPT-5.4 mini

GPT-5.4 mini is the stronger model overall, scoring 44.8 to 43.1 on the Noometry Index. Gemma 4 26B A4B IT costs 14× less per token, which makes it the better buy when GPT-5.4 mini's lead doesn't matter for your workload.

Last verified . 28 shared benchmarks.

Gemma 4 26B A4B IT Google

43.1

Rank #88 Confirmed

GPT-5.4 mini OpenAI

44.8

Rank #69 Confirmed

Summary

  • They share 28 benchmarks with published results for both. Gemma 4 26B A4B IT scores higher in 5 categories and GPT-5.4 mini in 4 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GPT-5.4 mini leads 30.3 to 21.1.
  • The biggest single-benchmark swing is WeirdML: 35.2% for Gemma 4 26B A4B IT and 60.3% for GPT-5.4 mini.
  • Gemma 4 26B A4B IT is cheaper at $0.0765 / $0.26 per million input/output tokens, against $0.75 / $4.50 for GPT-5.4 mini.
  • GPT-5.4 mini accepts more context: 400K tokens versus 262K.
  • Gemma 4 26B A4B IT has downloadable open weights; the other is API-only.

Side by side

Gemma 4 26B A4B IT and GPT-5.4 mini specifications
Gemma 4 26B A4B ITGPT-5.4 mini
ProviderGoogleOpenAI
Noometry Index43.144.8
Released2026-04-022026-03-17
WeightsOpenProprietary
Context window262K400K
Max output33K128K
Input $ / M tokens$0.0765$0.75
Output $ / M tokens$0.26$4.50
Results tracked2846

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Category by category

Coding GPT-5.4 mini leads

Gemma 4 26B A4B IT: 38.8 (#156), GPT-5.4 mini: 45.0 (#67)

Coding benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena WebDev13591397
SciCode40%49.9%
WeirdML35.2%60.3%
LMArena Coding14461438
ALE-Bench927.171,189
FrontierCode—27%

Agentic & Tool Use Not comparable

Gemma 4 26B A4B IT: —, GPT-5.4 mini: 29.6 (#74)

Agentic & Tool Use benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
DeepResearch Bench—36.3%

Reasoning GPT-5.4 mini leads

Gemma 4 26B A4B IT: 21.1 (#205), GPT-5.4 mini: 30.3 (#77)

Reasoning benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
CritPt0%10%
Chess Puzzles6%24%
LMArena Hard Prompts14381424
DTBench74.9%80%
LMCA29.7%40.8%
Epoch Capabilities Index141.85148.83
ARC-AGI-2—18.9%
Kagi LLM Benchmark—37.9%
NYT Connections (extended)—61.8%
ARC-AGI-1—63.7%
Thematic Generalization—61.7%
Mystery Game Puzzles—11%
ForecastBench—57

Math Too close to call

Gemma 4 26B A4B IT: 45.7 (#61), GPT-5.4 mini: 45.4 (#63)

Math benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
OTIS Mock AIME 2024-202582.2%88.9%
LMArena Math14691418
FrontierMath (Tiers 1-3)—51.2%
FrontierMath Tier 4—9.8%
ProofBench—21%
FrontierMath (Feb 2025 set)—28.3%
FrontierMath Tier 4 (v1)—2.1%

Knowledge GPT-5.4 mini leads

Gemma 4 26B A4B IT: 45.6 (#79), GPT-5.4 mini: 51.4 (#62)

Knowledge benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
GPQA Diamond73.2%86.9%
Vectara Hallucination Rate5.2%5.5%
LMArena Expert14471434
SimpleQA Verified—29.4%

Multimodal Too close to call

Gemma 4 26B A4B IT: 39.9 (#43), GPT-5.4 mini: 39.0 (#51)

Multimodal benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena Vision12601245

Multilingual Gemma 4 26B A4B IT leads

Gemma 4 26B A4B IT: 53.3 (#68), GPT-5.4 mini: 52.1 (#94)

Multilingual benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena Non-English14221405
LMArena Chinese14951446
LMArena French14591440
LMArena Russian14341417
LMArena Spanish14151403
LMArena German—1407
LMArena Japanese—1375
LMArena Korean—1369

Instruction Following Too close to call

Gemma 4 26B A4B IT: 75.0 (#78), GPT-5.4 mini: 74.3 (#99)

Instruction Following benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena Instruction Following14201405

Long Context Too close to call

Gemma 4 26B A4B IT: 43.6 (#87), GPT-5.4 mini: 42.9 (#107)

Long Context benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena Longer Query14271407

Writing & Preference GPT-5.4 mini leads

Gemma 4 26B A4B IT: 58.8 (#110), GPT-5.4 mini: 64.2 (#56)

Writing & Preference benchmarks
BenchmarkGemma 4 26B A4B ITGPT-5.4 mini
LMArena Text14341411
LMArena Creative Writing14011370
EQ-Bench Creative Writing13051665
LMArena Multi-Turn14421429

Frequently asked questions

Is Gemma 4 26B A4B IT better than GPT-5.4 mini?

GPT-5.4 mini is the stronger model overall, scoring 44.8 to 43.1 on the Noometry Index. Gemma 4 26B A4B IT costs 14× less per token, which makes it the better buy when GPT-5.4 mini's lead doesn't matter for your workload.

Which is cheaper, Gemma 4 26B A4B IT or GPT-5.4 mini?

Gemma 4 26B A4B IT is cheaper. It lists at $0.0765 per million input tokens and $0.26 per million output tokens; GPT-5.4 mini lists at $0.75 and $4.50.

Is Gemma 4 26B A4B IT or GPT-5.4 mini better for coding?

GPT-5.4 mini scores higher on coding benchmarks: 45.0 versus 38.8 in the Noometry coding category.

Which has the bigger context window?

GPT-5.4 mini does, with 400K tokens against 262K.

How many benchmarks do Gemma 4 26B A4B IT and GPT-5.4 mini share?

28 benchmarks have published results for both models. Gemma 4 26B A4B IT has 28 scored results on Noometry and GPT-5.4 mini has 46.

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