Gemma 4 E4B vs GPT-5.1
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | Gemma 4 E4B | GPT-5.1 |
|---|---|---|
| Developer | Google DeepMind | OpenAI |
| Family | Gemma 4 | Gpt 5 1 |
| Model | Gemma 4 E4B | GPT-5.1 |
| Version | Gemma 4 E4B | GPT-5.1 |
| Lifecycle | active | active |
| Released | 2026-03-02 | 2025-11-13 |
| Knowledge cutoff | Unknown | 2024-09-30 |
| Input modalities | Text, Image, Video, Audio | Text, Image |
| Output modalities | Text | Text |
| Context window | 131,072 | 400,000 |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Deepinfra (Standard), Together Ai (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, structured_outputs, tools |
14 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
Gemma 4 E4B Capabilities
GPT-5.1 Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
Gemma 4 E4B vs GPT-5.1 FAQs
Is Gemma 4 E4B or GPT-5.1 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemma 4 E4B and GPT-5.1, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemma 4 E4B or GPT-5.1?+
Gemma 4 E4B is $0.020 and GPT-5.1 is $1.25 per million tokens, so Gemma 4 E4B is cheaper on this metric. Gemma 4 E4B is $0.10 and GPT-5.1 is $10.00 per million tokens, so Gemma 4 E4B is cheaper on this metric.
Which has a larger context window, Gemma 4 E4B or GPT-5.1?+
GPT-5.1 has the larger sourced context window. Gemma 4 E4B supports 131,072 and GPT-5.1 supports 400,000.
Which performs better in benchmarks, Gemma 4 E4B or GPT-5.1?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Gemma 4 E4B or GPT-5.1 be self-hosted?+
Gemma 4 E4B is the only model in this pair currently marked as self-hostable. Gemma 4 E4B is open weight; GPT-5.1 is not marked open weight.
Can Gemma 4 E4B and GPT-5.1 understand images?+
Gemma 4 E4B is documented with image input; GPT-5.1 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemma 4 E4B or GPT-5.1?+
Neither has a larger sourced maximum output. Gemma 4 E4B is — and GPT-5.1 is 128,000.
Do Gemma 4 E4B and GPT-5.1 support reasoning and tool use?+
Gemma 4 E4B: reasoning, tool calling, and image input. GPT-5.1: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Gemma 4 E4B or GPT-5.1?+
Gemma 4 E4B has 2 sourced provider routes; GPT-5.1 has 2, a tie.
Which offers better value, Gemma 4 E4B or GPT-5.1?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.