ZMIME
Comparison · 3 models · Updated Oct 4, 2026

Nova 2 Pro vs Qwen2.5 32B Instruct vs Nemotron VoiceChat

Nova 2 Pro comes out ahead, 86 to 65 and 35 on our weighted score.

  1. Our pick

    Amazon

    Nova 2 Pro

    Released Dec 3, 2025

    86/100
    • ECI—
    • PriceFree / Free
    • Context1M
  2. Alibaba (Qwen)

    Qwen2.5 32B Instruct

    Released Sep 17, 2024

    35/100
    • ECI128.5
    • Price$0.70 / $2.80
    • Context131K
  3. NVIDIA

    Nemotron VoiceChat

    Released Mar 16, 2026

    65/100
    • ECI—
    • PriceFree / Free
    • Context128K
01 — Verdict

Nova 2 Pro is our pick

Nova 2 Pro is the better all-round choice, scoring 86/100 against Nemotron VoiceChat (65) and Qwen2.5 32B Instruct (35). It leads on inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceNova 2 Pro and Nemotron VoiceChatNova 2 Pro Free · Nemotron VoiceChat Free · Qwen2.5 32B Instruct $1.23 per 1M tokens (3:1 blend)
  • Longest contextNova 2 ProNova 2 Pro 1,000,000 · Qwen2.5 32B Instruct 131,072 · Nemotron VoiceChat 128,000 tokens
  • Widest inputsNova 2 ProNova 2 Pro: Text, Images, PDFs, Video · Qwen2.5 32B Instruct: Text · Nemotron VoiceChat: Text, Audio
  • Self-hostingQwen2.5 32B Instruct and Nemotron VoiceChatPublishes downloadable weights
How the score is built
MeasureWeightNova 2 ProQwen2.5 32B InstructNemotron VoiceChat
Price50%10046100
Inputs & features30%802535
Context window20%602424
Overall100%86/10035/10065/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Nova 2 Pro vs Qwen2.5 32B Instruct vs Nemotron VoiceChat specifications side by side
SpecificationNova 2 ProAmazonQwen2.5 32B InstructAlibaba (Qwen)Nemotron VoiceChatNVIDIA
Capability
Capabilities Index (ECI)—128.5—
ECI rank—#131 of 148—
GPQA DiamondGraduate-level science questions—46.1%—
OTIS Mock AIME 2024–2025Competition mathematics—7.4%—
Price per million tokens
InputFree (best)$0.70Free (best)
OutputFree (best)$2.80Free (best)
Cached input———
Blended (3:1)Free (best)$1.23Free (best)
Long-context rateSame rateSame rateSame rate
Price sourceOfficial Nova APIOfficial Alibaba APIOfficial Nvidia API
Limits
Context window1,000,000 tokens (best)131,072 tokens128,000 tokens
Max output64,000 tokens (best)8,192 tokens8,192 tokens
Inputs and features
TextYesYesYes
ImagesYesNoNo
PDFsYesNoNo
AudioNoNoYes
VideoYesNoNo
ReasoningYesNoNo
Tool callingYesYesYes
Structured outputNoNoNo
Availability
WeightsProprietaryOpenOpen
API model IDnova-2-pro-v1qwen2-5-32b-instructnvidia/nemotron-voicechat
API providers111
ReleasedDec 3, 2025Sep 17, 2024Mar 16, 2026
Knowledge cutoff—Apr 2024—
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Nova 2 ProFree
  • Qwen2.5 32B Instruct$12.60
  • Nemotron VoiceChatFree
04 — Questions

Which should you choose?

Which is better: Nova 2 Pro, Qwen2.5 32B Instruct or Nemotron VoiceChat?

Nova 2 Pro is the better all-round choice, scoring 86/100 against Nemotron VoiceChat (65) and Qwen2.5 32B Instruct (35). It leads on inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Nova 2 Pro, Qwen2.5 32B Instruct or Nemotron VoiceChat?

Nova 2 Pro is cheaper at Free input / Free output per million tokens (official Nova API price). Nemotron VoiceChat costs Free input / Free output per million tokens (official Nvidia API price); Qwen2.5 32B Instruct costs $0.70 input / $2.80 output per million tokens (official Alibaba API price). Nova 2 Pro is listed as free.

Which scores higher on benchmarks?

There is no independent benchmark that covers all three models yet. Nova 2 Pro has not been scored yet, Qwen2.5 32B Instruct has an ECI of 128.5 and Nemotron VoiceChat has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Nova 2 Pro, Qwen2.5 32B Instruct and Nemotron VoiceChat yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. All three support tool calling for agent workflows.

Which has the bigger context window?

Nova 2 Pro has the largest context window at 1,000,000 tokens, against 131,072 for Qwen2.5 32B Instruct and 128,000 for Nemotron VoiceChat. Maximum output per response: Nova 2 Pro up to 64,000, Qwen2.5 32B Instruct up to 8,192, Nemotron VoiceChat up to 8,192 tokens.

Which can read images, PDFs, audio or video?

Nova 2 Pro accepts text, images, PDFs and video; Qwen2.5 32B Instruct accepts text; Nemotron VoiceChat accepts text and audio. Nova 2 Pro handles the widest range of inputs.

Are any of these open source?

Qwen2.5 32B Instruct and Nemotron VoiceChat publishes its weights and can be self-hosted; Nova 2 Pro is proprietary.

Which is newer?

Nemotron VoiceChat is the newest, released Mar 16, 2026. Nova 2 Pro came out Dec 3, 2025; Qwen2.5 32B Instruct came out Sep 17, 2024. Knowledge cutoff: Qwen2.5 32B Instruct Apr 2024.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.