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DeepSeek V4 Flash vs Nano Banana Pro (Gemini 3 Pro Image Preview) (Comparative Analysis)

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Comparative Analysis: DeepSeek V4 Flash vs. Nano Banana Pro (Gemini 3 Pro Image Preview)
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Overview

Nano Banana Pro (Gemini 3 Pro Image Preview) was released 5 months before DeepSeek V4 Flash.
DeepSeek V4 FlashDeepSeek V4 Flash
Nano Banana Pro (Gemini 3 Pro Image Preview)Nano Banana Pro (Gemini 3 Pro Image Preview)
Model Provider
The organization behind this AI's development
DeepSeek logoDeepSeek
Google logoGoogle
Input Context Window
Maximum input tokens this model can process at once
1M
tokens
65.5K
tokens
Output Token Limit
Maximum output tokens this model can generate at once
384K
tokens
32.8K
tokens
Release Date
When this model first became publicly available
April 24th, 2026
November 20th, 2025

Capabilities & Features

Compare supported features, modalities, and advanced capabilities
DeepSeek V4 Flash
Nano Banana Pro (Gemini 3 Pro Image Preview)
Input Types
Supported input formats
📝Text
🖼️Image📝Text
Output Types
Supported output formats
📝Text
🖼️Image📝Text
Tokenizer
Text encoding system
DeepSeekGemini
Key Features
Advanced capabilities
Function CallingStructured OutputReasoning ModeContent Moderation
Function CallingStructured OutputReasoning ModeContent Moderation
Open Source
Model availability
Available on HuggingFace →Proprietary

Pricing

DeepSeek V4 Flash is roughly 0.07x less expensive compared to Nano Banana Pro (Gemini 3 Pro Image Preview) for input tokens and roughly 0.02x less expensive for output tokens.
DeepSeek V4 FlashDeepSeek V4 Flash
Nano Banana Pro (Gemini 3 Pro Image Preview)Nano Banana Pro (Gemini 3 Pro Image Preview)
Input Token Cost
Cost per million input tokens
$0.14
per million tokens
$2.00
per million tokens
Output Token Cost
Cost per million outut tokens
$0.28
per million tokens
$12.00
per million tokens

Benchmarks

Compare relevant benchmarks between DeepSeek V4 Flash and Nano Banana Pro (Gemini 3 Pro Image Preview).
DeepSeek V4 FlashDeepSeek V4 Flash
Nano Banana Pro (Gemini 3 Pro Image Preview)Nano Banana Pro (Gemini 3 Pro Image Preview)
MMLU
Measures knowledge across 57 subjects like law, math, history, and science
Benchmark not available.
Benchmark not available.
MMMU
Measures understanding of combined text and images across various domains
Benchmark not available.
Benchmark not available.
HellaSwag
Measures common sense reasoning by having models complete sentences about everyday situations
Benchmark not available.
Benchmark not available.

At a Glance

Quick overview of what makes DeepSeek V4 Flash and Nano Banana Pro (Gemini 3 Pro Image Preview) unique.
DeepSeek logoDeepSeek V4 Flash by DeepSeek can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Very affordable at $0.14/M input and $0.28/M output tokens. Released April 24th, 2026.
Google logoNano Banana Pro (Gemini 3 Pro Image Preview) by Google understands both text and images, offers advanced reasoning, generates structured data. It can handle standard conversations with its 65.5K token context window. Reasonably priced at $2.00/M input and $12.00/M output tokens. Released November 20th, 2025.

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