Grok 4.5 vs Nemotron 3 Nano Omni 30B A3B
Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Verdict
Grok 4.5 leads for most workloads.
Based on BenchLM composite scores, July 2026.
Grok 4.5
75
Nemotron 3 Nano Omni 30B A3B
51
Pick Grok 4.5 if you want the stronger benchmark profile. Nemotron 3 Nano Omni 30B A3B only becomes the better choice if you want the cheaper token bill.
Category Radar
Head-to-Head by Category
Category Breakdown
| Benchmark | Grok 4.5 | Δ | Nemotron 3 Nano Omni 30B A3B |
|---|---|---|---|
| Coding | 64.7 | ← 9.9 | 54.8 |
| Agentic | 83.3 | — | — |
| Knowledge | — | — | 76.4 |
| Multimodal | — | — | 76.3 |
| Inst. Following | — | — | 74.2 |
Operational Comparison
Grok 4.5
Nemotron 3 Nano Omni 30B A3B
$2 / $6
$0 / $0
N/A
N/A
N/A
N/A
500K
256K
Quick Verdict
Pick Grok 4.5 if you want the stronger benchmark profile. Nemotron 3 Nano Omni 30B A3B only becomes the better choice if you want the cheaper token bill.
Grok 4.5 is clearly ahead on the provisional aggregate, 75 to 51. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Grok 4.5's sharpest advantage is in coding, where it averages 64.7 against 54.8.
Grok 4.5 is also the more expensive model on tokens at $2.00 input / $6.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron 3 Nano Omni 30B A3B. That is roughly Infinityx on output cost alone. Grok 4.5 gives you the larger context window at 500K, compared with 256K for Nemotron 3 Nano Omni 30B A3B.
Benchmark Deep Dive
Frequently Asked Questions (2)
Which is better, Grok 4.5 or Nemotron 3 Nano Omni 30B A3B?
Grok 4.5 is ahead on BenchLM's provisional leaderboard, 75 to 51.
Which is better for coding, Grok 4.5 or Nemotron 3 Nano Omni 30B A3B?
Grok 4.5 has the edge for coding in this comparison, averaging 64.7 versus 54.8. Nemotron 3 Nano Omni 30B A3B stays close enough that the answer can still flip depending on your workload.
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