Model comparison
Gemma 4 E4B vs o3
Head-to-head evidence from 13 shared benchmark results across 6 categories. Overall scores shown here use BenchLM's provisional ranking lane.
Evidence parity. Gemma 4 E4B and o3 share 13 comparable benchmark results. 0 of 8 categories are comparable. 2 results are unique to Gemma 4 E4B; 4 to o3.
Updated July 14, 2026- Shared results
- 13
- Gemma 4 E4B only
- 2
- o3 only
- 4
- Comparable categories
- 0 / 8
Benchmark data for Gemma 4 E4B and o3 is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 13 shared benchmark results across 6 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
o3 is priced at $2.00 input / $8.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Gemma 4 E4B. o3 has the larger context window at 200K, compared with 128K for Gemma 4 E4B.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | Gemma 4 E4B | Δ | o3 |
|---|---|---|---|
| Knowledge | Gemma 4 E4B67.4 | MarginNo overlap | o3Not measured |
| Math | Gemma 4 E4BNot measured | MarginNo overlap | o314.5 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Gemma 4 E4B | o3 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Gemma 4 E4B$0 input / $0 output | o3$2 input / $8 output | Gemma 4 E4B has the lower combined listed price. |
| Generation speedtokens per second | Gemma 4 E4BNot available | o3118 tok/s | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Gemma 4 E4BNot available | o35.38 s | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Gemma 4 E4B128K | o3200K | o3 lists the larger context window. |
Benchmark Deep Dive
Agentic1 benchmarks
| Benchmark | Gemma 4 E4B | o3 | Result |
|---|---|---|---|
| Tau2-TelecomSource | 20.8% | 80.7% | o3 leads |
Coding2 benchmarks
Reasoning2 benchmarks
Knowledge8 benchmarks
| Benchmark | Gemma 4 E4B | o3 | Result |
|---|---|---|---|
| GPQASource | 58.6% | — | Not comparable |
| MMLU-ProSource | 69.4% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | 12.5% | 30.4% | o3 leads |
| AA-GPQA DiamondSource | 57.6% | 82.7% | o3 leads |
| AA-HLESource | 3.7% | 20.0% | o3 leads |
| AA-Omniscience IndexSource | -20.0% | -15.3% | o3 leads |
| AA-Omniscience AccuracySource | 8.6% | 38.4% | o3 leads |
| AA-Omniscience Hallucination RateSource | 31.3% | 87.1% | Gemma 4 E4B leads |
Math3 benchmarks
Multimodal2 benchmarks
Inst. Following1 benchmarks
| Benchmark | Gemma 4 E4B | o3 | Result |
|---|---|---|---|
| AA-IFBenchSource | 44.2% | 71.4% | o3 leads |
Frequently Asked Questions (3)
Can I compare Gemma 4 E4B and o3 on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Gemma 4 E4B and o3 today?
Gemma 4 E4B: $0.00 input / $0.00 output per 1M tokens o3: $2.00 input / $8.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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