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DeepSeek: DeepSeek V4 Pro vs Google: Gemini 3.1 Flash Lite Preview

Summary

DeepSeek V4 Pro vs Gemini 3.1 Flash Lite Preview benchmark comparison: Gemini 3.1 Flash Lite Preview leads on average score with 6.4 vs 6.3. Gemini 3.1 Flash Lite Preview has the lower benchmark cost at $0.018 vs $0.079. Gemini 3.1 Flash Lite Preview is faster at 1.21s vs 65.21s, with pass rates of 52.4% vs 60.3%.

Recommended model: Gemini 3.1 Flash Lite Preview - It has the best score here (6.4), while costing about 4.4x less than DeepSeek V4 Pro.

Last updated at: 2026-06-12

Metric DeepSeek V4 Pro DeepSeek V4 Pro high Release: 2026-04-24 Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview none Release: 2026-03-03
Score 6.3 6.4
Rank #90 #82
Reliability 9.0 10.0
Consistency 7.6 9.7
Tests Correct
Attempt pass rate 52.4% 60.3%
Flaky tests 6 1
Total Runs 63 63
Cost per result 2.869 0.148
Total Cost $0.079 $0.018
Input Price $0.435 / 1M $0.250 / 1M
Output Price $0.870 / 1M $1.500 / 1M
Total Input Tokens 32,240 37,582
Output Tokens 12,250 5,547
Reasoning Tokens 72,257 0
Response Time (avg) 65.21s 1.21s
Response Time (max) 358.35s 3.39s
Response Time (total) 1304.19s 25.45s

Generation showcase

Hamster playing table tennis

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

#90 DeepSeek V4 Pro

high
Cost
$0.023
Time
257.6s
Tokens
14,870 tok

#82 Gemini 3.1 Flash Lite Preview

none
Cost
$0.003
Time
4.7s
Tokens
1,827 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
DeepSeek V4 Pro 6.4 7.9 58.3% 1 16.53s 448 71 3,617
Gemini 3.1 Flash Lite Preview 7.5 8.4 66.7% 1 1.04s 504 1,092 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.3 6.4 11.1% 1 118.23s 1,966 111 20,940
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 967ms 8,128 670 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 65.02s 14,016 465 5,914
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 3.20s 13,026 339 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 7.3 5.9 83.3% 1 23.62s 5,633 229 1,710
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 1.22s 7,550 399 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 2.9 7.2 11.1% 1 205.66s 430 10,529 28,089
Gemini 3.1 Flash Lite Preview 5.3 10.0 33.3% 0 942ms 641 568 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 6.1 3.1 66.7% 1 25.09s 314 76 1,152
Gemini 3.1 Flash Lite Preview 4.0 10.0 0.0% 0 741ms 488 69 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 41.16s 627 205 2,416
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 1.13s 623 574 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 5.9 7.2 55.6% 1 34.84s 544 139 4,019
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 900ms 570 1,045 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 10.0 10.0 100.0% 0 21.33s 8,079 372 593
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.39s 5,894 782 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Pro 3.0 10.0 0.0% 0 39.14s 183 53 3,807
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 814ms 158 9 0

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