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Google: Gemma 4 26B A4B vs xAI: Grok 4.20

Summary

Gemma 4 26B A4B vs Grok 4.20 benchmark comparison: Grok 4.20 leads on average score with 7.3 vs 7.2. Gemma 4 26B A4B has the lower benchmark cost at $0.045 vs $0.609. Grok 4.20 is faster at 27.68s vs 63.41s, with pass rates of 69.8% vs 63.5%.

Recommended model: Gemma 4 26B A4B - Its score stays close to the best score here (7.2 vs 7.3), while costing about 13.8x less than Grok 4.20.

Last updated at: 2026-07-02

Metric Gemma 4 26B A4B Gemma 4 26B A4B medium Release: 2026-04-03 Free Available Grok 4.20 Grok 4.20 medium Release: 2026-03-31
Score 7.2 7.3
Rank #61 #55
Reliability 10.0 10.0
Consistency 9.2 8.8
Tests Correct
Attempt pass rate 69.8% 63.5%
Flaky tests 2 3
Total Runs 63 63
Cost per result 0.361 8.309
Total Cost $0.045 $0.609
Input Price $0.060 / 1M $1.250 / 1M
Output Price $0.330 / 1M $2.500 / 1M
Total Input Tokens 40,252 44,433
Output Tokens 28,000 1,819
Reasoning Tokens 100,490 219,524
Response Time (avg) 63.41s 27.68s
Response Time (max) 369.32s 199.66s
Response Time (total) 1268.28s 581.26s

Generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#61 Gemma 4 26B A4B

medium
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 tok

#55 xAI: Grok 4.20

medium
Cost
$0.041
Time
110.3s
Tokens
16,336 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 6.20s 816 1,142 3,045
Grok 4.20 8.2 7.9 83.3% 1 3.95s 2,010 287 8,312
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 2.9 10.0 0.0% 0 272.54s 5,062 14,838 44,567
Grok 4.20 6.3 6.6 55.6% 1 109.93s 8,307 268 103,150
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 9.6 10.0 100.0% 0 73.55s 17,092 5,415 13,112
Grok 4.20 10.0 10.0 100.0% 0 17.40s 12,909 232 9,556
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 16.51s 8,334 1,567 2,827
Grok 4.20 10.0 10.0 100.0% 0 4.17s 7,761 180 5,333
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 2.9 4.4 22.2% 2 23.62s 516 2,469 7,105
Grok 4.20 5.3 10.0 33.3% 0 27.03s 1,764 375 49,339
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 29.76s 567 25 5,075
Grok 4.20 3.9 2.6 33.3% 1 24.48s 825 65 6,440
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 17.54s 777 887 4,470
Grok 4.20 9.8 10.0 100.0% 0 4.26s 1,362 57 6,419
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 5.79s 801 410 2,128
Grok 4.20 7.7 10.0 66.7% 0 6.22s 1,689 149 7,913
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 10.0 10.0 100.0% 0 9.01s 6,096 450 1,256
Grok 4.20 3.0 10.0 0.0% 0 13.68s 7,275 197 6,620
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemma 4 26B A4B 3.0 10.0 0.0% 0 180.87s 191 797 16,905
Grok 4.20 3.0 10.0 0.0% 0 63.48s 531 9 16,442

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