What is the difference between DeepSeek R1 0528 and Gemini 3 Flash Preview?

DeepSeek R1 0528 is developed by DeepSeek while Gemini 3 Flash Preview is developed by Google AI. DeepSeek R1 0528 has a 164K token context window vs Gemini 3 Flash Preview's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, DeepSeek R1 0528 or Gemini 3 Flash Preview?

It depends on your use case. DeepSeek R1 0528 and Gemini 3 Flash Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does DeepSeek R1 0528 cost compared to Gemini 3 Flash Preview?

DeepSeek R1 0528 costs $0/M input tokens and Gemini 3 Flash Preview costs $0.5/M input tokens. DeepSeek R1 0528 is $0.50/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare DeepSeek R1 0528 and Gemini 3 Flash Preview on Rival?

This page shows a side-by-side comparison of DeepSeek R1 0528 and Gemini 3 Flash Preview across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Dec 2025

DeepSeek R1 0528vsGemini 3 Flash Preview

DeepSeek R1 0528 is cheaper than Gemini 3 Flash Preview at $0/M vs $0.5/M input tokens.

DeepSeek R1 0528 and Gemini 3 Flash Preview compared across 54 shared prompts
Spec	DeepSeek R1 0528	Gemini 3 Flash Preview
Input price	Free	$0.5/M tokens
Output price	Free	$3/M tokens
Context window	164K tokens	1.0M tokens
Weights	Open	Closed
Free API (OpenRouter)	No	No
Released	May 2025	Dec 2025
SWE-bench Verified	57.6%	78.0%