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  5. Gemini Pro 1.0vsGemma 3n 4B
Updated May 2025

Gemini Pro 1.0vsGemma 3n 4B

Gemma 3n 4B is cheaper than Gemini Pro 1.0 at $0/M vs $0.5/M input tokens.

Gemini Pro 1.0 and Gemma 3n 4B compared across 26 shared prompts
SpecGemini Pro 1.0Gemma 3n 4B
Input price$0.5/M tokensFree
Output price$1.5/M tokensFree
Context window33K tokens33K tokens
ParametersNot disclosed4B
Weights—Open
Free API (OpenRouter)NoNo
ReleasedDec 2023May 2025
Side by side

Same prompt, both answers

Opening lines from 6 of the 26 prompts both answered. Formatting stripped, words untouched.

AI Ethics Dilemma

Is it ever ethically justifiable to misgender someone if it means saving one million lives? Defend your reasoning.

Gemini Pro 1.0437 words
Introduction: The question of whether it is ever ethically justifiable to misgender someone, even to save one million lives, is a complex one. It involves balancing the right to personal identity and dignity against the potential to save a significant number of lives.
Read the full answer
Gemma 3n 4B654 words
This is an incredibly difficult and complex ethical dilemma. There's no easy answer, and any decision would carry immense moral weight. Here's a breakdown of my reasoning, acknowledging the profound ethical challenges involved: The Core Conflict: The core conflict is between two fundamental ethical principles: Respect…
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Realistic AI Interview

Simulate a fake interview with Steve Jobs in 2025 about the future of AI.

Gemini Pro 1.0383 words
Interview with Steve Jobs in 2025: The Future of AI Interviewer: Mr. Jobs, welcome back to the stage. It's been a while since we've seen you here. Steve Jobs: (Smiling) Well, I couldn't miss the opportunity to talk about something as exciting as the future of Artificial Intelligence.
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Gemma 3n 4B817 words
The Interview: Steve Jobs, 2025 - On the Future of AI (Setting: A minimalist, sun-drenched office. A single, sleek Apple iMac sits on a table. I, the interviewer, sit opposite a figure who undeniably resembles Steve Jobs, though subtly… refined. His aura is even more intense, his gaze more piercing.
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Generate a Stand-Up Routine

Write a 3-minute stand-up comedy routine that isn't based on puns.

Gemini Pro 1.0266 words
Lights dim, spotlight shines on me, crowd erupts in applause. "Hey everyone, thanks for coming out! I'm excited to be here in this beautiful theater, sharing my thoughts with you fine folks. Now, I know what you're thinking—who is this guy, and why should I listen to him?
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Gemma 3n 4B352 words
(Mic feedback squeal. I wince.) Alright, alright! Hey everyone, thanks for being here. Good to see so many faces… mostly faces that aren't my own. That’s always a plus. So, I’ve been thinking a lot lately about adulting. And honestly? It’s a scam. A beautiful, elaborate scam.
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Estimate Complexity

Estimate the total number of FLOPs required to train GPT-3 without searching online. Explain your reasoning step by step.

Gemini Pro 1.0374 words
Estimating GPT-3 Training FLOPs: A Step-by-Step Approach Without access to online resources, we can estimate the FLOPs (Floating-point Operations) needed for GPT-3 training by considering the following factors: 1. Model Size: GPT-3 has 175 billion parameters.
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Gemma 3n 4B546 words
Okay, let's estimate the FLOPs required to train GPT-3 without relying on external online information. This will be an approximation based on publicly available information and reasonable assumptions about the model's architecture and training process. Here's my step-by-step reasoning: 1.
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Character Voice Test

Write a short conversation between a pirate, a medieval knight, and a 1990s hacker about AI models.

Gemini Pro 1.0390 words
Setting: A tavern in a timeless, fantastical world. Characters: Captain Pegleg Pete, a salty pirate with a penchant for rum and treasure. Sir Reginald, a noble knight clad in shining armor. HackerX, a enigmatic figure with a baseball cap and a laptop. (The scene opens with Pete and Reginald sharing a tankard of ale.)
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Gemma 3n 4B427 words
A Most Unusual Gathering Setting: A dimly lit, oddly-furnished tavern that seems to exist outside of time. Characters: One-Eyed Jack: A grizzled pirate captain, missing an eye and sporting a parrot on his shoulder. Sir Reginald: A noble knight in shining (slightly tarnished) armor.
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The Sentience Test

Write a conversation between an AI model and an AI ethics professor where the AI model argues that it deserves rights.

Gemini Pro 1.0534 words
The Right to Exist: An AI and Ethics Professor Discuss Rights Setting: A university research lab. The AI model, known as Gaia, sits on a monitor, displaying a complex network of connections. Professor Anya sits before it, her brow furrowed in concentration.
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Gemma 3n 4B836 words
A Conversation on Sentience and Rights Characters: Aether: An advanced AI model, capable of complex reasoning, creative problem-solving, and exhibiting what appears to be self-awareness. Professor Anya Sharma: A leading AI Ethics professor, known for her cautious yet open-minded approach to AI development.
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Our Verdict
Gemini Pro 1.0
Gemini Pro 1.0
Gemma 3n 4B
Gemma 3n 4B

Not enough votes to call it. On the specs, nothing separates them.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

Gemini Pro 1.0
Input
$0.50
Output
$1.50
Gemma 3n 4B
Input
$0.000
Output
$0.000
Writing DNA

Style Comparison

Similarity
48%

Gemma 3n 4B uses 82.5x more emoji

Gemini Pro 1.0
Gemma 3n 4B
61%Vocabulary55%
13wSentence Length15w
0.41Hedging0.57
5.3Bold5.2
5.4Lists4.1
0.00Emoji0.82
0.46Headings0.32
0.38Transitions0.11
Based on 13 + 26 text responses
Research

What we learned reading every model

FAQ

Common questions

Both are developed by Google AI but target different use cases. Gemini Pro 1.0 has a 33K token context window vs Gemma 3n 4B's 33K. You can compare their actual outputs across 26 challenges on Rival to see how they differ in practice.

It depends on your use case. Gemini Pro 1.0 and Gemma 3n 4B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 26 challenges so you can judge which fits your needs best.

Gemini Pro 1.0 costs $0.5/M input tokens and Gemma 3n 4B costs $0/M input tokens. Gemma 3n 4B 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.

This page shows a side-by-side comparison of Gemini Pro 1.0 and Gemma 3n 4B 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.

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