Compare/Grok 4.3 (Non-reasoning) vs Nova 2.0 Lite (low)

Grok 4.3 (Non-reasoning)vsNova 2.0 Lite (low)

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

xAI

Grok 4.3 (Non-reasoning)

Input
$1.25/M
Output
$2.5/M
Speed
75 tok/s
TTFT
0.57s
Amazon

Nova 2.0 Lite (low)

Input
$0.3/M
Output
$2.5/M
Speed
152 tok/s
TTFT
5.18s

Winner by Category

Cheaper
Nova 2.0 Lite (low)
Faster (tok/s)
Nova 2.0 Lite (low)
Lower Latency
Grok 4.3 (Non-reasoning)
Benchmarks (5-6)
Nova 2.0 Lite (low)

Pricing Comparison

MetricGrok 4.3 (Non-reasoning)Nova 2.0 Lite (low)
Input ($/M tokens)$1.25$0.3
Output ($/M tokens)$2.5$2.5
Cost for 1M input + 100K output tokens:
Grok 4.3 (Non-reasoning)$1.50
Nova 2.0 Lite (low)$0.55

Speed Comparison

Output Speed (tokens/s) — higher is better
Grok 4.3 (Non-reasoning)
75 tok/s
Nova 2.0 Lite (low)
152 tok/s
Time to First Token (seconds) — lower is better
Grok 4.3 (Non-reasoning)
0.57s
Nova 2.0 Lite (low)
5.18s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
31.024.6
Coding Index
25.113.6
Math Index
46.7
GPQA Diamond
65.8%69.8%
MMLU-Pro
78.8%
LiveCodeBench
46.9%
AIME 2025
46.7%
MATH-500
Humanity's Last Exam
6.5%4.2%
SciCode
37.4%33.3%
IFBench
47.6%61.2%
TerminalBench
18.9%3.8%
Grok 4.3 (Non-reasoning)5 wins
6 winsNova 2.0 Lite (low)

Frequently Asked Questions

Which is cheaper, Grok 4.3 (Non-reasoning) or Nova 2.0 Lite (low)?

Nova 2.0 Lite (low) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.85/M tokens vs $1.56/M for Grok 4.3 (Non-reasoning).

Which model performs better on benchmarks?

Nova 2.0 Lite (low) wins 6 out of 12 benchmarks compared to 5 for Grok 4.3 (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Nova 2.0 Lite (low) generates tokens faster at 152 tok/s vs 75 tok/s. Grok 4.3 (Non-reasoning) also has lower time-to-first-token (0.57s vs 5.18s).

When should I use Grok 4.3 (Non-reasoning) vs Nova 2.0 Lite (low)?

Choose based on your priorities: Nova 2.0 Lite (low) for lower cost, Nova 2.0 Lite (low) for stronger benchmark performance, and Nova 2.0 Lite (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.