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Product comparison · 2 power adapters & inverters

Dell 450-BFMC power adapter/inverter Indoor vs Lenovo 4X21U28840 power adapter/inverter Indoor

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  • 11specifications compared
  • 6differ
  • 5identical
  • 13known for one product only

Key differences

The Lenovo 4X21U28840 power adapter/inverter Indoor has 115 W more output power than the Dell 450-BFMC power adapter/inverter Indoor (180 W vs 65 W). The Lenovo 4X21U28840 power adapter/inverter Indoor has 96.5 mm more width than the Dell 450-BFMC power adapter/inverter Indoor (147.5 mm vs 51 mm). The Lenovo 4X21U28840 power adapter/inverter Indoor has 41 mm more depth than the Dell 450-BFMC power adapter/inverter Indoor (69 mm vs 28 mm).

  • Output power
    • 65 W
    • 180 W
  • Width
    • 51 mm
    • 147.5 mm
  • Depth
    • 28 mm
    • 69 mm
  • Height
    • 112 mm
    • 22 mm
  • Weight
    • 188 g
    • 510 g

Side by side

Differences highlightedShow differences only
24 specifications
A

Dell

450-BFMC power adapter/inverter Indoor

Model 450-BFMC

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B

Lenovo

4X21U28840 power adapter/inverter Indoor

Model 4X21U28840

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Features2 differ
PurposeLaptopLaptop
Power supply typeIndoorIndoor
Input voltageKnown for one100 - 240 V
Input frequencyKnown for one50 - 60 Hz
Output powerDiffers65 W180 W
Output voltageKnown for one36 V
Output currentKnown for one5 A
Brand compatibilityKnown for oneLenovo
CompatibilityDiffersChromebook 11 3000 3110 Chromebook 11 3000 3110 2-in-1 Chromebook 11 3100 Chromebook 11 3100 2-In-1 Chromebook 11 5190 Chromebook 11 5190 2-In-1 Chromebook 14 3400 Dell 14 D14260 Dell 14 DC14250 Dell 14 Plus 2-in-1 DB04250 Dell 14 Plus 2-in-1 DB04255 Dell 14 Plus DB14250 Dell 14 Plus DB14255 Dell 15ThinkPad
Designidentical
Product colourBlackBlack
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one8 - 80%
Certificatesidentical
CertificationKnown for oneUL/CB/CE EMC/CE Doc/PSE/IRAM/NOM/DOE,ErP,CoC/Nrcan/FCC and ICES/Mexico MEPS/PSB/CCC/CECP/KC,MSIP/Korea MEPS/RCM/Australia safety/NZ Doc/BSMI/EAC/Serbia/Ukraine/SII/NRCS/SABS/SIRIM/ISC/SONCAP/KEBS/STZ/INSM/KUCAS/BIS/Morocco/SEC/TISI
Weight & dimensions4 differ
Cable length1 m1 m
WidthDiffers51 mm147.5 mm
DepthDiffers28 mm69 mm
HeightDiffers112 mm22 mm
WeightDiffers188 g510 g
Packaging dataidentical
Package widthKnown for one240 mm
Package depthKnown for one145 mm
Package heightKnown for one52 mm
Package weightKnown for one630 g
Package typeKnown for oneBox
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)

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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