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NVIDIA Nemotron 3 Nano 4B alternatives

7 tools we tested head to head against NVIDIA Nemotron 3 Nano 4B, ranked — and what each one actually does differently.

last reviewed 27 jul 2026 · from our best 8 small on-device llms ·list curated by Onur Ozcanxin

first — what you'd be leaving

NVIDIA Nemotron 3 Nano 4B ranks #8 of 8 in our small on-device llms testing. runs without a gpu at all, under a licence nvidia can rewrite whenever it likes..

66/100

impressive engineering — a hybrid mamba architecture built for machines without gpus — attached to the most conditional licence in this ranking.

why people look for an alternative
  • rights terminate if you circumvent safety guardrails
  • nvidia may update the licence unilaterally
  • patent-litigation termination clause
  • training data stops at september 2024

stay with NVIDIA Nemotron 3 Nano 4B if runs on a laptop cpu with no gpu required is the thing you care about most — nothing below beats it on that.

the short version
best alternativeGemma 4 (E2B / E4B / 12B)anything that needs to see or hear as well as read, on hardware you already carry.92/100
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  1. 1

    Gemma 4 (E2B / E4B / 12B)

    #1 in small on-device llms · text, images and audio on a phone, under an apache licence google took three generations to arrive at.

    92/100

    verdictthe only genuinely multimodal family that runs at phone scale, now on plain apache 2.0 — the clearest default in this category.

    Gemma 4 (E2B / E4B / 12B) vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BGemma 4 (E2B / E4B / 12B)
    pricefree (nemotron open model license)free (apache 2.0)
    free tieryesyes
    params3.97b~2b / ~4.5b / 12b
    licencenemotron open model licenseapache 2.0
    ram at 4-bit~2.5gb1.5-8gb by size
    context262k128k confirmed
    runs onlaptop cpu, no gpuphone to 16gb laptop

    switch foranything that needs to see or hear as well as read, on hardware you already carry.

    pros
    • +text, image and audio at every size in the family
    • +plain apache 2.0, replacing three generations of custom terms
    • +e2b runs on phone-class hardware
    • +one family spanning phone, laptop and desktop
    cons
    • 12b variant needs real gpu or unified memory to feel fast
    • 256k context claim unverified per size
    • trades reasoning depth for edge footprint
    • google's prohibited-use page still confuses the licensing story
  2. 2

    Qwen3.5-4B-Instruct

    #2 in small on-device llms · 262k of context in about three gigabytes, apache 2.0, and two generations newer than the qwen everyone links to.

    89/100

    verdictthe best reasoning-per-gigabyte here and the longest context by a wide margin — just make sure you're downloading the version alibaba actually ships now.

    Qwen3.5-4B-Instruct vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BQwen3.5-4B-Instruct
    pricefree (nemotron open model license)free (apache 2.0)
    free tieryesyes
    params3.97b4b dense
    licencenemotron open model licenseapache 2.0
    ram at 4-bit~2.5gb~3gb
    context262k262k
    runs onlaptop cpu, no gpu8gb laptop or phone

    switch forlong-document work on a laptop, where the context window matters more than the parameter count.

    pros
    • +262k native context — longest here
    • +roughly 3gb at 4-bit
    • +plain apache 2.0 across the whole dense line
    • +material reasoning gain over the previous generation
    cons
    • uses more tokens per answer, slowing complex queries
    • version churn means most guides link to stale releases
    • text only
    • benchmark uplift is vendor-reported
  3. 3

    gpt-oss-20b

    #3 in small on-device llms · openai's small one — 21b of capacity in 16gb, with reasoning effort you can dial down.

    86/100

    verdictthe most capable model here if you have the memory, with the genuinely useful ability to turn reasoning effort down when a task doesn't need it.

    gpt-oss-20b vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4Bgpt-oss-20b
    pricefree (nemotron open model license)free (apache 2.0)
    free tieryesyes
    params3.97b21b total / 3.6b active
    licencenemotron open model licenseapache 2.0
    ram at 4-bit~2.5gb16gb (native mxfp4)
    context262k128k
    runs onlaptop cpu, no gpu16gb gpu or unified memory

    switch foragentic tool-calling on a well-specified 16gb machine, where you want to trade thinking time for speed.

    pros
    • +apache 2.0 in the licence file, no added terms
    • +configurable reasoning effort per request
    • +native mxfp4 means no quantisation step
    • +strong agentic tool-calling
    cons
    • 16gb is the ceiling of most consumer machines
    • the 16gb figure needs mxfp4 kernel support
    • a separate usage policy exists with unclear force
    • text only, and unchanged since august 2025
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  4. 4

    Granite 4.1-3B

    #4 in small on-device llms · apache 2.0 with cryptographically signed weights — the enterprise answer at edge scale.

    81/100

    verdictthe most institutionally careful entry here — signed weights, plain apache 2.0, dense architecture — and much too new to have a community around it.

    Granite 4.1-3B vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BGranite 4.1-3B
    pricefree (nemotron open model license)free (apache 2.0)
    free tieryesyes
    params3.97b3b dense
    licencenemotron open model licenseapache 2.0
    ram at 4-bit~2.5gb~2gb
    context262k131k
    runs onlaptop cpu, no gpulaptop cpu

    switch forregulated environments that need provenance on the weights themselves, not just a permissive licence.

    pros
    • +cryptographically signed weights, unique here
    • +plain apache 2.0
    • +around 2gb at 4-bit, cpu-viable
    • +131k context with a longer-context family above it
    cons
    • released april 2026 — thin tooling and community support
    • no verified third-party leaderboard standing
    • family stops at 3b; smaller needs the older 4.0 line
    • text only
  5. 5

    Phi-4-mini-instruct

    #5 in small on-device llms · plain mit, strong function calling, and the oldest model in this ranking by a year.

    79/100

    verdictclean mit terms and genuinely good instruction following for 3.8b — held back by being a february 2025 model in a field that has moved twice since.

    Phi-4-mini-instruct vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BPhi-4-mini-instruct
    pricefree (nemotron open model license)free (mit)
    free tieryesyes
    params3.97b3.8b dense
    licencenemotron open model licensemit
    ram at 4-bit~2.5gb~2.5gb
    context262k128k
    runs onlaptop cpu, no gpuany modern laptop

    switch forstructured output and tool calling in a small footprint, where reliability beats novelty.

    pros
    • +plain mit with no conditions
    • +reliable function calling and instruction following
    • +200k-token vocabulary helps multilingual work
    • +around 2.5gb at 4-bit
    cons
    • february 2025 — oldest model in this ranking
    • flash attention assumes datacentre gpus
    • text only; multimodal needs a separate larger checkpoint
    • rumoured phi-5 successor unconfirmed
  6. 6

    SmolLM3-3B

    #6 in small on-device llms · the fully-open lineage pick — apache 2.0 from hugging face, with think and no-think modes.

    76/100

    verdictpunches above its size on instruction following and comes from the one vendor here whose whole reason for existing is openness — with weaker long-context recall than the spec suggests.

    SmolLM3-3B vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BSmolLM3-3B
    pricefree (nemotron open model license)free (apache 2.0)
    free tieryesyes
    params3.97b3b dense
    licencenemotron open model licenseapache 2.0
    ram at 4-bit~2.5gb~2gb
    context262k128k (yarn-extended)
    runs onlaptop cpu, no gpuany 8gb laptop, cpu ok

    switch forinstruction-following and tool use at 3b, and anyone who values a transparent training story.

    pros
    • +76.7% ifeval, well ahead of its size class
    • +think and no-think modes
    • +apache 2.0 from an openness-first vendor
    • +around 2gb, cpu-viable
    cons
    • long-context recall trails rivals at 64k
    • 128k is yarn-extended from 64k native
    • text only
    • no successor since july 2025
  7. 7

    LFM2.5-8B-A1B

    #7 in small on-device llms · moe cleverness that runs like a 1.5b model — free only until your company makes $10m.

    70/100

    verdictgenuinely fast for its capacity and the only entry here with a revenue cap — phrased permissively enough that a growing company could sail past it without noticing.

    LFM2.5-8B-A1B vs NVIDIA Nemotron 3 Nano 4B
     NVIDIA Nemotron 3 Nano 4BLFM2.5-8B-A1B
    pricefree (nemotron open model license)free under $10m revenue
    free tieryesyes
    params3.97b8.3b total / 1.5b active
    licencenemotron open model licenselfm open license v1.0
    ram at 4-bit~2.5gb~5gb
    context262k128k
    runs onlaptop cpu, no gpu8gb gpu or apple silicon

    switch forsmall companies and individuals who want moe speed on a laptop and will stay well under the threshold.

    pros
    • +1.5b active from 8.3b total — fast for its capacity
    • +runs on llama.cpp, mlx, vllm and sglang
    • +128k context
    • +free and unrestricted below the revenue threshold
    cons
    • commercial use needs a paid licence above $10m revenue
    • needs ~5gb resident despite 1.5b active
    • headline speed figure is measured on a datacentre h100
    • licence wording reads more permissive than it is

how these were compared

every tool on this page went through the same test as NVIDIA Nemotron 3 Nano 4B — same tasks, same order, scored the same way. the comparison tables are the figures from that testing, not vendor spec sheets.

the small on-device llms test in full →
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