API cost decision in 10 seconds

🔥GPT-4o-mini vs Gemma 3 27B

Pick Gemma 3 27B when budget and context both matter.

Page updated: 2026-05-26T15:08:08Z Data confirmed: 2026-05-26T18:08:02Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Gemma 3 27B when budget and context both matter.

On the standard 1M input plus 500K output workload, Gemma 3 27B is estimated at $0.16 vs $0.45 for GPT-4o-mini, saving $0.29 (64.4% lower).

Cost-first pickGemma 3 27B

Context-first pickGemma 3 27B

Sample savings$0.2964.4%

10x traffic gap$2.9

Gemma 3 27B is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $2.9. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Gemma 3 27B stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	GPT-4o-mini	Gemma 3 27B
Input-heavy / RAG	5M input + 500K output	Gemma 3 27B	$1.05	$0.48
Balanced workload	1M input + 1M output	Gemma 3 27B	$0.75	$0.24
Output-heavy chatbot	1M input + 5M output	Gemma 3 27B	$3.15	$0.88

Cheaper input Gemma 3 27B $0.15 vs $0.08 / 1M

Gemma 3 27B is $0.07 cheaper per 1M input tokens (46.7% lower; 1.88x difference).

Cheaper output Gemma 3 27B $0.6 vs $0.16 / 1M

Gemma 3 27B is $0.44 cheaper per 1M output tokens (73.3% lower; 3.75x difference).

Larger context Gemma 3 27B 128K vs 131.07K

Gemma 3 27B has 3.07K more context (1.02x larger).

Sample workload Gemma 3 27B $0.45 vs $0.16

Gemma 3 27B is $0.29 cheaper on the standard workload (64.4% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

GPT-4o-mini Calculating… Estimated API cost

Gemma 3 27B Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Gemma 3 27B has the lower input price; Gemma 3 27B has the lower output price; Gemma 3 27B offers the larger context window. For the 1M input plus 500K output sample, Gemma 3 27B is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $0.45 for GPT-4o-mini and $0.16 for Gemma 3 27B.

Best Fit

Choose GPT-4o-mini when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Choose Gemma 3 27B when you care most about lower input-token price, lower output-token price, and larger context window.

Decision Notes

On the standard 1M input plus 500K output workload, Gemma 3 27B is estimated at $0.16 vs $0.45 for GPT-4o-mini, saving $0.29 (64.4% lower).
Gemma 3 27B is $0.29 cheaper on the standard workload (64.4% lower).
Gemma 3 27B is $0.07 cheaper per 1M input tokens (46.7% lower; 1.88x difference).
Gemma 3 27B is $0.44 cheaper per 1M output tokens (73.3% lower; 3.75x difference).
Gemma 3 27B has 3.07K more context (1.02x larger).

Head-to-Head Specs

Feature	🔥GPT-4o-mini (OpenAI)	Gemma 3 27B (Google)
Input Price prompt tokens per 1M	$0.15	$0.08
Completion Price per 1M tokens	$0.6	$0.16
Sample Workload Cost 1M input + 500K output	$0.45	$0.16
Context Window	128K	131.07K
Release Date	2024-07-18	2025-03-12
Popularity	#16	#86

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Gemma 3 27B	On the standard 1M input plus 500K output workload, Gemma 3 27B is estimated at $0.16 vs $0.45 for GPT-4o-mini, saving $0.29 (64.4% lower).
High-volume input processing	Gemma 3 27B	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Gemma 3 27B	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Gemma 3 27B	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

gpt-oss-120b (free) can replace GPT-4o-mini when lower sample workload cost matters most: $0.
gpt-oss-20b (free) can replace GPT-4o-mini when lower sample workload cost matters most: $0.
gpt-oss-20b can replace GPT-4o-mini when lower sample workload cost matters most: $0.1.
gpt-oss-120b can replace GPT-4o-mini when lower sample workload cost matters most: $0.13.

Larger context near this budget

Llama 4 Scout offers 10M context with $0.23 sample workload cost.
Owl Alpha offers 1.05M context with $0 sample workload cost.
DeepSeek V4 Flash offers 1.05M context with $0.2 sample workload cost.
Gemini 2.5 Flash Lite offers 1.05M context with $0.3 sample workload cost.

Popular competitors

DeepSeek V4 Flash · DeepSeek · #1
Hy3 preview · Tencent · #2
Claude Opus 4.7 · Anthropic · #3
Claude Sonnet 4.6 · Anthropic · #4

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Larger context alternatives

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Provider catalogs

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OpenAI catalog

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Google catalog

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Open Google models

GPT-4o-mini

GPT-4o mini is OpenAI's newest model after [GPT-4 Omni](/models/openai/gpt-4o), supporting both text and image inputs with text outputs. As their most advanced small model, it is many multiples more affordable...

Gemma 3 27B

Gemma 3 introduces multimodality, supporting vision-language input and text outputs. It handles context windows up to 128k tokens, understands over 140 languages, and offers improved math, reasoning, and chat capabilities,...