head-to-head

DeepSeek: DeepSeek V4 Flash Vision Exp (batch) vs Google: Gemini 3.5 Flash Lite (batch)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-09.

	DeepSeek: DeepSeek V4 Flash Vision Exp (batch)	Google: Gemini 3.5 Flash Lite (batch)
Vendor	deepseek	google
Quality Score	100	100
Benchmark Score	80.1	47.6
Input Price	$0.11/M	$0.15/M
Output Price	$0.33/M	$1.25/M
Context Window	1,048,576	1,048,576
Max Output	943,718	65,536
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	✓
Benchmark Scores
ai_index	57.8	37.4
ai_index_agentic	79.4	26.3
ai_index_coding	100.0	81.4

Who wins by task?

Task	DeepSeek: DeepSeek V4 Flash Vision Exp (batch)	Google: Gemini 3.5 Flash Lite (batch)
SQL Generation	169	155
Code Review	161	150
Code Completion	133	132
Code Refactoring	159	151
Bug Fixing	175	158
Unit Test Generation	151	142
Code Documentation	141	137
Regex Writing	134	128
CI/CD Pipelines	141	133
Frontend Component Design	143	135
Data Analysis	167	149
CSV / Spreadsheet Cleanup	153	148
ETL Scripting	150	142
JSON Extraction	149	144
Bulk Data Labeling	135	133
OCR / Document Parsing	145	141
Table Extraction from PDFs	145	141
Long-Document Summarization	156	148
Short-Form Summarization	131	128
Blog Post Writing	137	131

Scores reflect capability match + benchmark data + pricing for each task. Methodology →