Flux (FLUX.2 [klein]) logo
B
7.8/10

Flux (FLUX.2 [klein])

VS
Gemma 4 (Google) logoOur pick
A
8.3/10

Gemma 4 (Google)

Flux (FLUX.2 [klein]) vs Gemma 4 (Google)

Tier-list head-to-head. Gemma 4 (Google) takes the A-tier slot — here's the breakdown.

Last reviewed April 19, 2026· sweep-fresh

Spec sheet

At a glance

 Flux (FLUX.2 [klein]) logoFlux (FLUX.2 [klein])Gemma 4 (Google) logoGemma 4 (Google)
TierB-tierA-tierwin
Overall score7.8 / 108.3 / 10win
Free tierYesYes
Starting price$0$0
Best forTechnically savvy users who want the best possible image quality and are willing to set up local inference.Developers and businesses who need a permissively licensed multimodal LLM they can self-host or fine-tune.
Last reviewed2026-04-172026-04-19

Head-to-head

Score showdown

Rated 1-10 on the same rubric across all 130 tools we cover.

Ease of use+1.0 Gemma 4 (Google)
Flux (FLUX.2 [klein])
6.0
Gemma 4 (Google)
7.0
Output quality+1.5 Flux (FLUX.2 [klein])
Flux (FLUX.2 [klein])
9.5
Gemma 4 (Google)
8.0
Value+1.5 Gemma 4 (Google)
Flux (FLUX.2 [klein])
8.5
Gemma 4 (Google)
10.0
Features+1.0 Gemma 4 (Google)
Flux (FLUX.2 [klein])
7.0
Gemma 4 (Google)
8.0
Overall+0.5 Gemma 4 (Google)
Flux (FLUX.2 [klein])
7.8
Gemma 4 (Google)
8.3

What you'll pay

Pricing snapshot

Look past the headline number -- entry-tier limits drive most cost surprises.

Flux (FLUX.2 [klein]) logo

Flux (FLUX.2 [klein])

Free tier available

  • FLUX.2 [klein] (Open-core)$0
  • Flux.1 Schnell (legacy)$0
  • FLUX.2 [max] / [pro] API$0.05/per image
Gemma 4 (Google) logo

Gemma 4 (Google)

Free tier available

  • Self-hosted$0
  • API (OpenRouter, Gemma 4 31B)$0.14-0.40/per 1M tokens
  • Google AI Studio$0

Benchmark Head-to-Head

Gemma 4 31B benchmarks — Flux (FLUX.2 [klein]) has no published benchmarks

BenchmarkScore
MMLU83%
GPQA Diamond84.3%
AIME 202689.2%
HumanEval85%

The decision

Which should you pick?

Use-case anchors and category strengths, side by side.

Flux (FLUX.2 [klein]) logo

Pick Flux (FLUX.2 [klein])if…

B
7.8/10
  • Higher output quality (9.5 vs 8.0) where polish matters more than speed
  • Technically savvy users who want the best possible image quality and are willing to set up local inference.
  • Also great for developers who want an open-source model they can fine-tune and deploy on their own infrastructure.

Technically savvy users who want the best possible image quality and are willing to set up local inference. Also great for developers who want an open-source model they can fine-tune and deploy on their own infrastructure.

Visit Flux (FLUX.2 [klein])
Our pick
Gemma 4 (Google) logo

Pick Gemma 4 (Google)if…

A
8.3/10
  • Easier to learn and use day-to-day -- friendlier onboarding curve
  • Better value at the price you'll actually pay (10.0/10 on value)
  • More feature surface area for power users who'll use the depth
  • Developers and businesses who need a permissively licensed multimodal LLM they can self-host or fine-tune.
  • Especially good for multilingual use cases and on-device deployment.

Developers and businesses who need a permissively licensed multimodal LLM they can self-host or fine-tune. Especially good for multilingual use cases and on-device deployment.

Visit Gemma 4 (Google)

Bottom line

The verdict

Gemma 4 (Google) edges out Flux (FLUX.2 [klein]) by 0.5 points (8.3 vs 7.8) -- a A-tier vs B-tier split that's narrow but real. Not a blowout; both belong on a shortlist. The score gap shows up most clearly in the categories that matter for Gemma 4 (Google)'s strengths, so if those categories are your priority, the lead translates.

Pricing-wise, both tools have a free tier (Flux (FLUX.2 [klein]) starts $0, Gemma 4 (Google) starts $0), so you can test either without committing. Compare what each free tier actually unlocks -- usage caps, model access, and feature gates differ a lot more than the headline price suggests, especially as both vendors have tightened limits in 2026.

By use case: pick Flux (FLUX.2 [klein]) when technically savvy users who want the best possible image quality and are willing to set up local inference. Pick Gemma 4 (Google) when developers and businesses who need a permissively licensed multimodal llm they can self-host or fine-tune. The two tools aren't fighting for the same person -- they're aiming at adjacent jobs that occasionally overlap. If you're squarely in Gemma 4 (Google)'s lane, the tier-list ranking and the use-case fit point the same direction; if you're in Flux (FLUX.2 [klein])'s lane, the score gap matters less than the fit.

Bottom line: Gemma 4 (Google) is the safer default for most readers, but Flux (FLUX.2 [klein]) is competitive enough that the tie-breaker is your specific workload, not the spec sheet.

AIToolTier verdictLast reviewed April 19, 2026Tier rubric · ease of use, output, value, features

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Built from our daily AI-tool sweep, last touched April 19, 2026. Honest tier-list reviews — no affiliate-link pieces disguised as advice. See the rubric or how we review.