head-to-head

DeepSeek: DeepSeek V4 Flash Vision Exp vs Google: Gemini 3.5 Flash Lite

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-08-22.

	DeepSeek: DeepSeek V4 Flash Vision Exp	Google: Gemini 3.5 Flash Lite
Vendor	deepseek	google
Quality Score	100	100
Benchmark Score	-	62.3
Input Price	$0.22/M	$0.30/M
Output Price	$0.66/M	$2.50/M
Context Window	1,048,576	1,048,576
Max Output	384,000	65,536
Tool Calling	✓	✓
Structured Output	✓	✓
Reasoning Mode	✓	✓
Vision	✓	✓
Audio	-	✓
Benchmark Scores
ai_index	-	61.8
ai_index_agentic	-	44.8
ai_index_coding	-	81.4

Who wins by task?

Task	DeepSeek: DeepSeek V4 Flash Vision Exp	Google: Gemini 3.5 Flash Lite
SQL Generation	133	161
Code Review	132	157
Code Completion	131	132
Code Refactoring	136	156
Bug Fixing	136	166
Unit Test Generation	124	146
Code Documentation	131	140
Regex Writing	119	131
CI/CD Pipelines	120	137
Frontend Component Design	122	139
Data Analysis	124	157
CSV / Spreadsheet Cleanup	133	149
ETL Scripting	128	147
JSON Extraction	131	145
Bulk Data Labeling	129	133
OCR / Document Parsing	131	143
Table Extraction from PDFs	131	143
Long-Document Summarization	137	153
Short-Form Summarization	123	129
Blog Post Writing	121	135

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