Compare/DeepSeek R1 (Jan '25) vs Qwen3.5 Omni Plus

DeepSeek R1 (Jan '25)vsQwen3.5 Omni Plus

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

DeepSeek

DeepSeek R1 (Jan '25)

Input
$1.675/M
Output
$4.7/M
Speed
TTFT
Alibaba

Qwen3.5 Omni Plus

Input
$0.4/M
Output
$4.8/M
Speed
52 tok/s
TTFT
1.32s

Winner by Category

Cheaper
Qwen3.5 Omni Plus
Faster (tok/s)
Qwen3.5 Omni Plus
Lower Latency
DeepSeek R1 (Jan '25)
Benchmarks (5-7)
Qwen3.5 Omni Plus

Pricing Comparison

MetricDeepSeek R1 (Jan '25)Qwen3.5 Omni Plus
Input ($/M tokens)$1.675$0.4
Output ($/M tokens)$4.7$4.8
Cost for 1M input + 100K output tokens:
DeepSeek R1 (Jan '25)$2.15
Qwen3.5 Omni Plus$0.88

Speed Comparison

Output Speed (tokens/s) — higher is better
DeepSeek R1 (Jan '25)
Qwen3.5 Omni Plus
52 tok/s
Time to First Token (seconds) — lower is better
DeepSeek R1 (Jan '25)
Qwen3.5 Omni Plus
1.32s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
18.838.6
Coding Index
15.927.6
Math Index
68.0
GPQA Diamond
70.8%82.6%
MMLU-Pro
84.4%
LiveCodeBench
61.7%
AIME 2025
68.0%
MATH-500
96.6%
Humanity's Last Exam
9.3%13.9%
SciCode
35.7%40.5%
IFBench
39.0%51.2%
TerminalBench
6.1%21.2%
DeepSeek R1 (Jan '25)5 wins
7 winsQwen3.5 Omni Plus

Frequently Asked Questions

Which is cheaper, DeepSeek R1 (Jan '25) or Qwen3.5 Omni Plus?

Qwen3.5 Omni Plus is cheaper overall. Its blended price (3:1 input/output ratio) is $1.50/M tokens vs $2.43/M for DeepSeek R1 (Jan '25).

Which model performs better on benchmarks?

Qwen3.5 Omni Plus wins 7 out of 12 benchmarks compared to 5 for DeepSeek R1 (Jan '25). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Qwen3.5 Omni Plus generates tokens faster at 52 tok/s vs 0 tok/s. DeepSeek R1 (Jan '25) also has lower time-to-first-token (0.00s vs 1.32s).

When should I use DeepSeek R1 (Jan '25) vs Qwen3.5 Omni Plus?

Choose based on your priorities: Qwen3.5 Omni Plus for lower cost, Qwen3.5 Omni Plus for stronger benchmark performance, and Qwen3.5 Omni Plus for faster generation. For latency-sensitive apps, check the TTFT comparison above.