Compare/Gemma 3n E4B Instruct Preview (May '25) vs gpt-oss-20B (high)

Gemma 3n E4B Instruct Preview (May '25)vsgpt-oss-20B (high)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Google

Gemma 3n E4B Instruct Preview (May '25)

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

gpt-oss-20B (high)

Input
$0.05/M
Output
$0.2/M
Speed
256 tok/s
TTFT
0.34s

Winner by Category

Cheaper
Gemma 3n E4B Instruct Preview (May '25)
Faster (tok/s)
gpt-oss-20B (high)
Lower Latency
Gemma 3n E4B Instruct Preview (May '25)
Benchmarks (1-11)
gpt-oss-20B (high)

Pricing Comparison

MetricGemma 3n E4B Instruct Preview (May '25)gpt-oss-20B (high)
Input ($/M tokens)$0$0.05
Output ($/M tokens)$0$0.2
Cost for 1M input + 100K output tokens:
Gemma 3n E4B Instruct Preview (May '25)$0.00
gpt-oss-20B (high)$0.07

Speed Comparison

Output Speed (tokens/s) — higher is better
Gemma 3n E4B Instruct Preview (May '25)
gpt-oss-20B (high)
256 tok/s
Time to First Token (seconds) — lower is better
Gemma 3n E4B Instruct Preview (May '25)
gpt-oss-20B (high)
0.34s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
10.124.5
Coding Index
18.5
Math Index
89.3
GPQA Diamond
27.8%68.8%
MMLU-Pro
48.3%74.8%
LiveCodeBench
13.8%77.7%
AIME 2025
89.3%
MATH-500
74.9%
Humanity's Last Exam
4.9%9.8%
SciCode
8.6%34.4%
IFBench
65.1%
TerminalBench
10.6%
Gemma 3n E4B Instruct Preview (May '25)1 wins
11 winsgpt-oss-20B (high)

Frequently Asked Questions

Which is cheaper, Gemma 3n E4B Instruct Preview (May '25) or gpt-oss-20B (high)?

Gemma 3n E4B Instruct Preview (May '25) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $0.09/M for gpt-oss-20B (high).

Which model performs better on benchmarks?

gpt-oss-20B (high) wins 11 out of 12 benchmarks compared to 1 for Gemma 3n E4B Instruct Preview (May '25). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-20B (high) generates tokens faster at 256 tok/s vs 0 tok/s. Gemma 3n E4B Instruct Preview (May '25) also has lower time-to-first-token (0.00s vs 0.34s).

When should I use Gemma 3n E4B Instruct Preview (May '25) vs gpt-oss-20B (high)?

Choose based on your priorities: Gemma 3n E4B Instruct Preview (May '25) for lower cost, gpt-oss-20B (high) for stronger benchmark performance, and gpt-oss-20B (high) for faster generation. For latency-sensitive apps, check the TTFT comparison above.