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Gemini 3.1 Flash Lite Preview (low) vs Grok 4.20 (medium)

Gemini 3.1 Flash Lite Preview (low) leads on average score with 6.3 vs 6.3. Gemini 3.1 Flash Lite Preview (low) has the lower benchmark cost at $0.736 vs $1.582. Gemini 3.1 Flash Lite Preview (low) is faster at 19.04s vs 36.73s, with pass rates of 60.9% vs 58.0%.

Last updated at: 2026-10-01

Compared models

Rank
#216
Total Output Tokens
438,891
Response Time (avg)
19.04s
Total Cost
$0.736
Rank
#224
Total Output Tokens
302,087
Response Time (avg)
36.73s
Total Cost
$1.582
Recommended model Gemini 3.1 Flash Lite Preview (low)

It has the best score here (6.3), while costing about 2.1x less than Grok 4.20 (medium).

Detailed comparison

Metric Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview low Release: 2026-03-03 Grok 4.20 Grok 4.20 medium Release: 2026-03-31
Score 6.3 6.3
Rank #216 #224
Reliability 10.0 10.0
Consistency 10.0 8.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 60.9% 58.0%
Flaky tests 0 5
Total Runs 69 69
Cost per result 5.256 14.374
Total Cost $0.736 $1.582
Input Price $0.250 / 1M $1.250 / 1M
Output Price $1.500 / 1M $2.500 / 1M
Total Input Tokens 309,715 392,127
Output Tokens 16,170 7,754
Reasoning Tokens 422,721 294,333
Response Time (avg) 19.04s 36.73s
Response Time (max) 309.35s 199.66s
Response Time (total) 437.98s 844.68s
Parameters ~150B total (~10B active) ~1T total (~100B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#216 Gemini 3.1 Flash Lite Preview

low
Cost
$0.002
Time
3.7s
Tokens
1,203 tok

#224 SpaceXAI: 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 1.39s 8,138 660 1,060
Grok 4.20 6.3 6.6 55.6% 1 109.93s 8,307 268 103,150

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