Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 34.1% higher average benchmark score. Gemma 3n E4B Instructed LiteRT Preview supports multimodal inputs. GPT OSS 20B is available on 4 providers. Overall, GPT OSS 20B is the stronger choice for coding tasks.
Gemma 3N E4B IT LiteRT Preview was introduced as an experimental LiteRT-optimized version, designed to showcase advanced on-device AI capabilities. Built to demonstrate the feasibility of running capable instruction-tuned models on mobile platforms, it represents the cutting edge of edge AI development.
OpenAI
GPT-OSS 20B was created as a smaller open-source variant, designed to balance capability with accessibility for researchers and developers. Built with 20 billion parameters, it provides a more approachable entry point for those seeking to work with open-source language models while benefiting from OpenAI's architectural insights.
2 months newer

Gemma 3n E4B Instructed LiteRT Preview
2025-05-20

GPT OSS 20B
OpenAI
2025-08-05
Context window and performance specifications
Average performance across 2 common benchmarks

Gemma 3n E4B Instructed LiteRT Preview

GPT OSS 20B
Gemma 3n E4B Instructed LiteRT Preview
2024-06-01
Available providers and their performance metrics

Gemma 3n E4B Instructed LiteRT Preview

GPT OSS 20B
Groq

Gemma 3n E4B Instructed LiteRT Preview

GPT OSS 20B

Gemma 3n E4B Instructed LiteRT Preview

GPT OSS 20B
Novita
OpenAI
ZeroEval