TokenPrice

Head-to-Head Pricing Benchmark

OpenAI: o3 Pro vs Google: Gemma 3 27B (free)

Side-by-side pricing and context window comparison for production model selection.

Input delta: $20Output delta: $80Monthly delta: $7,200

Default Recommendation (120M input + 60M output)

Google: Gemma 3 27B (free) is lower-cost for the default monthly workload scenario.

Adjust the workload in the calculator below to see a live recommendation for your usage.

MetricOpenAI: o3 ProGoogle: Gemma 3 27B (free)
Developeropenaigoogle
Context Window200,000131,072
Input Cost / 1M Tokens$20.00$0.0000
Output Cost / 1M Tokens$80.00$0.0000
Projected Monthly Cost$7,200$0.00
Vision✅ Yes✅ Yes
Tool Calling✅ Yes✅ Yes
Structured Output✅ Yes✅ Yes
Reasoning✅ Yes❌ No
MMLU ScoreN/AN/A

Price History

OpenAI: o3 Pro Pricing Trend

Input / 1M tokens0.0%Output / 1M tokens0.0%
Mar 7 — Mar 11
$20.00$50.00$80.00Mar 7Mar 8Mar 9Mar 10Mar 11

Current Input / 1M

$20.00

Current Output / 1M

$80.00

Price History

Google: Gemma 3 27B (free) Pricing Trend

Input / 1M tokensOutput / 1M tokens
Mar 7 — Mar 11
$0.000000$0.000000$0.000000Mar 7Mar 8Mar 9Mar 10Mar 11

Current Input / 1M

$0.000000

Current Output / 1M

$0.000000

Cost Calculator

Adjust your workload to see projected monthly costs.

01.0B
0500M

OpenAI: o3 Pro

$7,200

per month

Google: Gemma 3 27B (free)

$0.00

per month

Lower cost

Live Recommendation

Google: Gemma 3 27B (free) is lower-cost at 120M input + 60M output tokens/month.

Google: Gemma 3 27B (free) saves $7,200/mo at this workload
Open OpenAI: o3 Pro model pageOpen Google: Gemma 3 27B (free) model page

Compare More Alternatives

Continue evaluation with more “A vs B pricing” decision pages.

OpenAI: o3 Pro vs OpenAI: GPT-5.2 ProOpenAI: o3 Pro vs Anthropic: Claude Opus 4OpenAI: o3 Pro vs Anthropic: Claude Opus 4.1OpenAI: o3 Pro vs OpenAI: GPT-5 Pro

Quick Compare

Compare Any Two Models

Select two models to see a head-to-head pricing breakdown.

FAQ

Common questions for OpenAI: o3 Pro vs Google: Gemma 3 27B (free) pricing decisions.

Which is cheaper for input tokens: OpenAI: o3 Pro or Google: Gemma 3 27B (free)?

Google: Gemma 3 27B (free) is cheaper on input token cost by $20 per 1M tokens.

Which is cheaper for output tokens: OpenAI: o3 Pro or Google: Gemma 3 27B (free)?

Google: Gemma 3 27B (free) is cheaper on output token cost by $80 per 1M tokens.

What is the projected monthly cost difference between OpenAI: o3 Pro and Google: Gemma 3 27B (free)?

$7,200 difference for the default scenario (120M input + 60M output tokens/month).

How should I choose between OpenAI: o3 Pro and Google: Gemma 3 27B (free)?

Use this page to compare context window and token pricing, then open each model page to evaluate additional alternatives and monthly workload fit.