Product comparison · 2 power adapters & inverters

Dell 180W 7.4mm AC vs Lenovo 4X21L18251 power adapter/inverter Indoor

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  • 9specifications compared
  • 6differ
  • 3identical
  • 17known for one product only

Key differences

The Lenovo 4X21L18251 power adapter/inverter Indoor has 120 W more output power than the Dell 180W 7.4mm AC (300 W vs 180 W). The Lenovo 4X21L18251 power adapter/inverter Indoor has 124 mm more width than the Dell 180W 7.4mm AC (200 mm vs 76 mm). The Lenovo 4X21L18251 power adapter/inverter Indoor has 70 mm more depth than the Dell 180W 7.4mm AC (100 mm vs 30 mm). Purpose: Laptop on the Dell 180W 7.4mm AC, PC on the Lenovo 4X21L18251 power adapter/inverter Indoor. Weight: 580 g on the Dell 180W 7.4mm AC, 1.16 kg on the Lenovo 4X21L18251 power adapter/inverter Indoor.

  • Purpose
    • 180W 7.4mm AC:Laptop
    • 4X21L18251 power adapter/inverter Indoor:PC
  • Output power
    • 180W 7.4mm AC:180 W
    • 4X21L18251 power adapter/inverter Indoor:300 W
  • Width
    • 180W 7.4mm AC:76 mm
    • 4X21L18251 power adapter/inverter Indoor:200 mm
  • Depth
    • 180W 7.4mm AC:30 mm
    • 4X21L18251 power adapter/inverter Indoor:100 mm
  • Height
    • 180W 7.4mm AC:154.9 mm
    • 4X21L18251 power adapter/inverter Indoor:25.4 mm
  • Weight
    • 180W 7.4mm AC:580 g
    • 4X21L18251 power adapter/inverter Indoor:1.16 kg

Side by side

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Comparison of 180W 7.4mm AC, 4X21L18251
26 specifications
Features2 differ
PurposeDiffersLaptopPC
Power supply typeIndoorIndoor
Input voltageKnown for oneUnknown — not stated by the source100 - 240 V
Input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Input currentKnown for oneUnknown — not stated by the source1.5 A
Output powerDiffers180 W300 W
Output voltageKnown for oneUnknown — not stated by the source20 V
Output currentKnown for oneUnknown — not stated by the source15 A
Brand compatibilityKnown for oneUnknown — not stated by the sourceLenovo
Power current typeKnown for oneAC-to-DCUnknown — not stated by the source
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source5 - 40 °C
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source8 - 80%
Certificatesidentical
CertificationKnown for oneUnknown — not stated by the sourceUL/CSA/IEC/South Korea Safety/ES's MEPS/PSE(DEN-AN)/GEMS/NEMKO/SEMKO/DEMKO/SETI(FIMKO)/CCC/PSB/NOM/EAC/IRAM/Croatia EMC/GS/CECP/SASO/Ukarine/Serbia/Montenegro/NZ SDOC/SII/NRCan/NOM-029/BIS
Weight & dimensions4 differ
WidthDiffers76 mm200 mm
DepthDiffers30 mm100 mm
HeightDiffers154.9 mm25.4 mm
WeightDiffers580 g1.16 kg
Cable lengthKnown for one1 mUnknown — not stated by the source
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source385 mm
Package depthKnown for oneUnknown — not stated by the source150 mm
Package heightKnown for oneUnknown — not stated by the source58 mm
Package weightKnown for oneUnknown — not stated by the source1.29 kg
Package typeKnown for oneUnknown — not stated by the sourceBox
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)
Power adapter includedKnown for oneYesUnknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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