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Gemini 3 Flash Preview (medium) vs Grok 4.6 (high)

Gemini 3 Flash Preview (medium) leads on average score with 9.5 vs 9.3. Gemini 3 Flash Preview (medium) has the lower benchmark cost at $0.763 vs $1.908. Gemini 3 Flash Preview (medium) is faster at 19.86s vs 84.15s, with pass rates of 93.9% vs 86.4%.

Last updated at: 2026-09-24

Compared models

Rank
#11
Total Output Tokens
239,608
Response Time (avg)
19.86s
Total Cost
$0.763
Rank
#19
Total Output Tokens
282,217
Response Time (avg)
84.15s
Total Cost
$1.908
Recommended model Gemini 3 Flash Preview (medium)

It has the best score here (9.5), while costing about 2.5x less than Grok 4.6 (high).

Detailed comparison

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview medium Release: 2025-12-17 Grok 4.6 Grok 4.6 high Release: 2026-08-12
Score 9.5 9.3
Rank #11 #19
Reliability 10.0 10.0
Consistency 9.7 10.0
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 93.9% 86.4%
Flaky tests 1 0
Total Runs 66 66
Cost per result 3.814 10.042
Total Cost $0.763 $1.908
Input Price $0.500 / 1M $2.000 / 1M
Output Price $3.000 / 1M $6.000 / 1M
Total Input Tokens 87,870 107,275
Output Tokens 5,486 5,094
Reasoning Tokens 234,122 277,123
Response Time (avg) 19.86s 84.15s
Response Time (max) 117.26s 618.49s
Response Time (total) 436.88s 1851.26s
Parameters ~500B total (~20B active) ~1.7T total (~170B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#11 Gemini 3 Flash Preview

medium
Cost
$0.010
Time
18.4s
Tokens
3,351 tok

#19 SpaceXAI: Grok 4.6

high
Cost
$0.107
Time
265.1s
Tokens
18,001 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3 Flash Preview 8.6 7.6 88.9% 1 84.40s 8,122 462 161,084
Grok 4.6 10.0 10.0 100.0% 0 102.20s 9,579 379 51,829

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