Compare/Nova 2.0 Omni (Non-reasoning) vs Kimi K2 Thinking

Nova 2.0 Omni (Non-reasoning)vsKimi K2 Thinking

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

Amazon

Nova 2.0 Omni (Non-reasoning)

Input
$0.3/M
Output
$2.5/M
Speed
226 tok/s
TTFT
0.67s
Kimi

Kimi K2 Thinking

Input
$0.6/M
Output
$2.5/M
Speed
103 tok/s
TTFT
0.66s

Winner by Category

Cheaper
Nova 2.0 Omni (Non-reasoning)
Faster (tok/s)
Nova 2.0 Omni (Non-reasoning)
Lower Latency
Kimi K2 Thinking
Benchmarks (0-11)
Kimi K2 Thinking

Pricing Comparison

MetricNova 2.0 Omni (Non-reasoning)Kimi K2 Thinking
Input ($/M tokens)$0.3$0.6
Output ($/M tokens)$2.5$2.5
Cost for 1M input + 100K output tokens:
Nova 2.0 Omni (Non-reasoning)$0.55
Kimi K2 Thinking$0.85

Speed Comparison

Output Speed (tokens/s) — higher is better
Nova 2.0 Omni (Non-reasoning)
226 tok/s
Kimi K2 Thinking
103 tok/s
Time to First Token (seconds) — lower is better
Nova 2.0 Omni (Non-reasoning)
0.67s
Kimi K2 Thinking
0.66s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
16.640.9
Coding Index
13.834.8
Math Index
37.094.7
GPQA Diamond
55.5%83.8%
MMLU-Pro
71.9%84.8%
LiveCodeBench
30.5%85.3%
AIME 2025
37.0%94.7%
MATH-500
Humanity's Last Exam
3.9%22.3%
SciCode
27.9%42.4%
IFBench
41.1%68.1%
TerminalBench
6.8%31.1%
Nova 2.0 Omni (Non-reasoning)0 wins
11 winsKimi K2 Thinking

Frequently Asked Questions

Which is cheaper, Nova 2.0 Omni (Non-reasoning) or Kimi K2 Thinking?

Nova 2.0 Omni (Non-reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.85/M tokens vs $1.07/M for Kimi K2 Thinking.

Which model performs better on benchmarks?

Kimi K2 Thinking wins 11 out of 12 benchmarks compared to 0 for Nova 2.0 Omni (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Nova 2.0 Omni (Non-reasoning) generates tokens faster at 226 tok/s vs 103 tok/s. However, Kimi K2 Thinking has lower time-to-first-token (0.66s vs 0.67s).

When should I use Nova 2.0 Omni (Non-reasoning) vs Kimi K2 Thinking?

Choose based on your priorities: Nova 2.0 Omni (Non-reasoning) for lower cost, Kimi K2 Thinking for stronger benchmark performance, and Nova 2.0 Omni (Non-reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.