head-to-head

Google: Gemma 4 26B A4B (free) vs SpaceXAI: Grok 4.20

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-23.

Google: Gemma 4 26B A4B (free) SpaceXAI: Grok 4.20
Vendorgooglex-ai
Quality Score100100
Benchmark Score50.950.6
Input PriceFree$1.25/M
Output PriceFree$2.50/M
Context Window262,1442,000,000
Max Output32,7681,800,000
Tool Calling
Structured Output
Reasoning Mode
Vision
Audio--
Benchmark Scores
ai_index27.542.3
eqbench70.055.8

Who wins by task?

TaskGoogle: Gemma 4 26B A4B (free)SpaceXAI: Grok 4.20
SQL Generation 139 142
Code Review 140 146
Code Completion 131 121
Code Refactoring 141 150
Bug Fixing 144 150
Unit Test Generation 129 133
Code Documentation 134 139
Regex Writing 125 125
CI/CD Pipelines 125 129
Frontend Component Design 128 129
Data Analysis 132 133
CSV / Spreadsheet Cleanup 133 138
ETL Scripting 133 139
JSON Extraction 132 123
Bulk Data Labeling 130 120
OCR / Document Parsing 131 134
Table Extraction from PDFs 131 134
Long-Document Summarization 143 151
Short-Form Summarization 126 118
Blog Post Writing 127 130

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

Related comparisons

Anthropic: Claude Haiku Latest vs Google: Gemma 4 26B A4B (free) Anthropic: Claude Haiku Latest vs SpaceXAI: Grok 4.20 Anthropic: Claude Sonnet 5 vs Google: Gemma 4 26B A4B (free) Anthropic: Claude Sonnet 5 vs SpaceXAI: Grok 4.20 Anthropic: Claude Sonnet Latest vs Google: Gemma 4 26B A4B (free) Anthropic: Claude Sonnet Latest vs SpaceXAI: Grok 4.20 Google: Gemini 3.1 Flash Lite vs Google: Gemma 4 26B A4B (free) Google: Gemini 3.1 Flash Lite vs SpaceXAI: Grok 4.20

The Model Movers Report

One email every Friday, built from this site's own rankings: the current top five by benchmark score, every model released in the last seven days, and one note worked out from that week's numbers. You can unsubscribe from any issue with one click.