Product comparison · 2 power adapters & inverters

Dell GGG9H power adapter/inverter Indoor vs Lenovo 4X21U28814 power adapter/inverter Indoor

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  • 16specifications compared
  • 12differ
  • 4identical
  • 10known for one product only

Key differences

The Dell GGG9H power adapter/inverter Indoor has 140 W more output power than the Lenovo 4X21U28814 power adapter/inverter Indoor (280 W vs 140 W). The Lenovo 4X21U28814 power adapter/inverter Indoor has 8.5 V more output voltage than the Dell GGG9H power adapter/inverter Indoor (28 V vs 19.5 V). The Dell GGG9H power adapter/inverter Indoor has 9.36 A more output current than the Lenovo 4X21U28814 power adapter/inverter Indoor (14.36 A vs 5 A). Input voltage: 100 - 240 V on the Dell GGG9H power adapter/inverter Indoor, 115 - 230 V on the Lenovo 4X21U28814 power adapter/inverter Indoor. Input frequency: 50 - 60 Hz on the Dell GGG9H power adapter/inverter Indoor, 50/60 Hz on the Lenovo 4X21U28814 power adapter/inverter Indoor.

  • Input voltage
    • GGG9H power adapter/inverter Indoor:100 - 240 V
    • 4X21U28814 power adapter/inverter Indoor:115 - 230 V
  • Input frequency
    • GGG9H power adapter/inverter Indoor:50 - 60 Hz
    • 4X21U28814 power adapter/inverter Indoor:50/60 Hz
  • Output power
    • GGG9H power adapter/inverter Indoor:280 W
    • 4X21U28814 power adapter/inverter Indoor:140 W
  • Output voltage
    • GGG9H power adapter/inverter Indoor:19.5 V
    • 4X21U28814 power adapter/inverter Indoor:28 V
  • Output current
    • GGG9H power adapter/inverter Indoor:14.36 A
    • 4X21U28814 power adapter/inverter Indoor:5 A
  • Operating temperature (T-T)
    • GGG9H power adapter/inverter Indoor:0 - 35 °C
    • 4X21U28814 power adapter/inverter Indoor:0 - 40 °C
  • Operating relative humidity (H-H)
    • GGG9H power adapter/inverter Indoor:0 - 95%
    • 4X21U28814 power adapter/inverter Indoor:8 - 80%
  • Width
    • GGG9H power adapter/inverter Indoor:105 mm
    • 4X21U28814 power adapter/inverter Indoor:120 mm

Side by side

Differences highlightedShow differences only (off)
Comparison of GGG9H, 4X21U28814
26 specifications
Features5 differ
PurposeLaptopLaptop
Power supply typeIndoorIndoor
Power current typeKnown for oneAC-to-DCUnknown — not stated by the source
Input voltageDiffers100 - 240 V115 - 230 V
Input frequencyDiffers50 - 60 Hz50/60 Hz
Input currentKnown for one3.5 AUnknown — not stated by the source
Output powerDiffers280 W140 W
Output voltageDiffers19.5 V28 V
Output currentDiffers14.36 A5 A
Power protection featuresKnown for oneOver voltageUnknown — not stated by the source
Brand compatibilityKnown for oneUnknown — not stated by the sourceLenovo
CompatibilityKnown for oneUnknown — not stated by the sourceThinkPad P16v Gen 3 (Intel) ThinkPad T1g Gen 8
Designidentical
Product colourBlackBlack
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 35 °C0 - 40 °C
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating relative humidity (H-H)Differs0 - 95%8 - 80%
Storage relative humidity (H-H)Known for one0 - 95%Unknown — not stated by the source
Certificates1 differ
CertificationDiffersIEC/EN/UL 62368-1UL/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
WidthDiffers105 mm120 mm
DepthDiffers26.5 mm62.5 mm
HeightDiffers206 mm22 mm
WeightDiffers949.8 g500 g
Cable lengthKnown for oneUnknown — not stated by the source1 m
Packaging contentidentical
Quantity per pack1 pc(s)1 pc(s)
Logistics dataidentical
Country of originKnown for oneChinaUnknown — not stated by the source
Packaging dataidentical
Package typeKnown for oneUnknown — not stated by the sourceBox

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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