NYOS Quantum 120 Protein Skimmer vs Tunze DOC 9410 DC Protein Skimmer

Head-to-head spec comparison to help you pick the right product for your needs.

NYOS

$289

vs

Tunze

$449

Spec Winner

NYOS Quantum 120 Protein Skimmer

Wins on 3 of 5 spec categories

Spec-by-Spec Comparison

SpecNYOS Quantum 120 Protein SkimmerTunze DOC 9410 DC Protein Skimmer
CategoryProtein SkimmerProtein Skimmer
Tank SizeUp to 130 gal galUp to 317 gal gal
Wattage8 W16 W
Flow Rate132 GPH317 GPH
PAR @ 12"0 µmol0 µmol
SpectrumN/AN/A
Noise LevelWhisper-quiet dBVery quiet — DC adjustable dB
App ControlNoNo
WiFiNoNo
Dimensions5.9" x 8.3" x 18.3"9.8" x 7.0" x 16.3"
Weight3.5 lbs5.8 lbs
Warranty2 years2 years
Price$289$449
Rating8.4/109.0/10
Check Price on AmazonCheck Price on Amazon

Pros & Cons

NYOS Quantum 120 Protein Skimmer

Pros

  • Whisper-quiet Quantum pump — one of the quietest skimmers in the hobby
  • Only 8W power consumption — lowest in its performance class
  • Clean, compact European design fits neatly in most sumps
  • Rated for 100-500L (26-130 gallons) — perfect for medium tanks
  • Excellent wet/dry skim adjustment with simple twist mechanism

Cons

  • 130-gallon max limits it to small-medium setups
  • No DC pump control — fixed speed operation
  • Can struggle with very heavy bioloads near its max rating

Tunze DOC 9410 DC Protein Skimmer

Pros

  • DC micro-processor controlled pump — adjustable power from whisper-quiet to full blast
  • Rated up to 317 gallons — handles everything from medium to large tanks
  • Only 16W max power consumption — incredibly efficient for its capacity
  • German engineering with tight tolerances and premium materials
  • Adjustable immersion depth (5.5-9.5") fits most sump configurations

Cons

  • Premium price compared to similar-rated competitors
  • 0.7L collection cup fills quickly on heavy bioload tanks
  • Break-in period can take 2-3 weeks to dial in properly

Our Verdicts

NYOS Quantum 120 Protein Skimmer

The NYOS Quantum 120 is the quietest protein skimmer you can buy at any price. If your tank is in a bedroom or living room and noise is a dealbreaker, the Quantum solves it. Performance is solid for tanks up to 130 gallons, and 8W operation means practically zero electricity cost.

Tunze DOC 9410 DC Protein Skimmer

The Tunze DOC 9410 DC is the BMW of protein skimmers — quiet, efficient, and overengineered in all the right ways. The DC pump control lets you fine-tune performance, and it handles up to 317 gallons on just 16 watts. If you want the best skimmer technology and don't mind paying for it, Tunze delivers.

NYOS Quantum 120 Protein Skimmer

$289

Tunze DOC 9410 DC Protein Skimmer

$449

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