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

Nova 2.0 Lite (medium)vsGrok 4.3 (Non-reasoning)

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

Amazon

Nova 2.0 Lite (medium)

Input
$0.3/M
Output
$2.5/M
Speed
159 tok/s
TTFT
10.26s
xAI

Grok 4.3 (Non-reasoning)

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

Winner by Category

Cheaper
Nova 2.0 Lite (medium)
Faster (tok/s)
Nova 2.0 Lite (medium)
Lower Latency
Grok 4.3 (Non-reasoning)
Benchmarks (7-4)
Nova 2.0 Lite (medium)

Pricing Comparison

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

Speed Comparison

Output Speed (tokens/s) — higher is better
Nova 2.0 Lite (medium)
159 tok/s
Grok 4.3 (Non-reasoning)
72 tok/s
Time to First Token (seconds) — lower is better
Nova 2.0 Lite (medium)
10.26s
Grok 4.3 (Non-reasoning)
0.57s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
29.731.0
Coding Index
23.925.1
Math Index
88.7
GPQA Diamond
76.8%65.8%
MMLU-Pro
81.3%
LiveCodeBench
66.3%
AIME 2025
88.7%
MATH-500
Humanity's Last Exam
8.6%6.5%
SciCode
36.8%37.4%
IFBench
68.5%47.6%
TerminalBench
17.4%18.9%
Nova 2.0 Lite (medium)7 wins
4 winsGrok 4.3 (Non-reasoning)

Frequently Asked Questions

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

Nova 2.0 Lite (medium) 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 (medium) wins 7 out of 12 benchmarks compared to 4 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 (medium) generates tokens faster at 159 tok/s vs 72 tok/s. However, Grok 4.3 (Non-reasoning) has lower time-to-first-token (0.57s vs 10.26s).

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

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