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

Summary

DeepSeek V4 Flash vs Gemini 3.1 Flash Lite Preview benchmark comparison: DeepSeek V4 Flash leads on average score with 8.3 vs 7.8. DeepSeek V4 Flash has the lower benchmark cost at $0.027 vs $0.068. Gemini 3.1 Flash Lite Preview is faster at 3.96s vs 45.85s, with pass rates of 74.6% vs 61.9%.

Recommended model: DeepSeek V4 Flash - It has the best score here (8.3), while costing about 2.6x less than Gemini 3.1 Flash Lite Preview.

Last updated at: 2026-06-18

Metric DeepSeek V4 Flash DeepSeek V4 Flash high Release: 2026-04-24 Gemini 3.1 Flash Lite Preview Gemini 3.1 Flash Lite Preview medium Release: 2026-03-03
Score 8.3 7.8
Rank #23 #32
Reliability 10.0 10.0
Consistency 8.5 10.0
Tests Correct
Attempt pass rate 74.6% 61.9%
Flaky tests 4 0
Total Runs 63 63
Cost per result 0.299 0.523
Total Cost $0.027 $0.068
Input Price $0.090 / 1M $0.250 / 1M
Output Price $0.180 / 1M $1.500 / 1M
Total Input Tokens 39,745 37,786
Output Tokens 10,310 2,210
Reasoning Tokens 123,501 36,744
Response Time (avg) 45.85s 3.96s
Response Time (max) 218.13s 14.93s
Response Time (total) 962.79s 83.06s

Generation showcase

Hamster playing table tennis

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

#23 DeepSeek V4 Flash

high
Cost
$0.003
Time
93.1s
Tokens
7,926 tok

#32 Gemini 3.1 Flash Lite Preview

medium
Cost
$0.003
Time
5.2s
Tokens
1,944 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 Flash 8.3 10.0 75.0% 0 28.51s 540 140 7,770
Gemini 3.1 Flash Lite Preview 9.1 10.0 75.0% 0 2.33s 512 570 4,305
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 7.8 10.0 66.7% 0 50.60s 7,279 395 34,862
Gemini 3.1 Flash Lite Preview 5.5 10.0 33.3% 0 4.09s 8,126 461 8,597
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 76.57s 14,016 465 7,347
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 14.93s 13,403 327 7,347
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 28.03s 7,290 201 1,179
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 2.29s 7,362 279 2,952
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 4.1 4.4 44.5% 2 100.31s 666 27 59,249
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 4.21s 639 18 5,325
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 6.1 3.1 66.7% 1 25.15s 471 79 632
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.16s 488 96 1,488
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 15.36s 627 63 1,622
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 1.91s 621 72 2,121
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 8.2 7.2 88.9% 1 26.11s 594 196 1,767
Gemini 3.1 Flash Lite Preview 7.7 10.0 66.7% 0 5.30s 566 141 1,896
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 10.0 10.0 100.0% 0 74.73s 8,079 228 542
Gemini 3.1 Flash Lite Preview 10.0 10.0 100.0% 0 3.80s 5,909 234 912
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
DeepSeek V4 Flash 3.0 10.0 0.0% 0 54.46s 183 8,516 8,531
Gemini 3.1 Flash Lite Preview 3.0 10.0 0.0% 0 2.68s 160 12 1,801

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