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Product comparison · 2 power adapters & inverters

Lenovo GX21V43585 power adapter/inverter Indoor vs StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium

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  • 20specifications compared
  • 13differ
  • 7identical
  • 17known for one product only

Key differences

The StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium has 0.6 A more input current than the Lenovo GX21V43585 power adapter/inverter Indoor (2.2 A vs 1.6 A). The StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium has 40 W more output power than the Lenovo GX21V43585 power adapter/inverter Indoor (140 W vs 100 W). The Lenovo GX21V43585 power adapter/inverter Indoor has 57.6 mm more width than the StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium (108 mm vs 50.4 mm). Input frequency: 50/60 Hz on the Lenovo GX21V43585 power adapter/inverter Indoor, 50 - 60 Hz on the StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium. Output voltage: 20 V on the Lenovo GX21V43585 power adapter/inverter Indoor, 5 - 28 V on the StarTech.com 140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium.

  • Input frequency
    • 50/60 Hz
    • 50 - 60 Hz
  • Input current
    • 1.6 A
    • 2.2 A
  • Output power
    • 100 W
    • 140 W
  • Output voltage
    • 20 V
    • 5 - 28 V
  • Brand compatibility
    • Lenovo
    • Any brand
  • Width
    • 108 mm
    • 50.4 mm
  • Depth
    • 56.5 mm
    • 132.6 mm
  • Height
    • 27 mm
    • 31.6 mm

Side by side

Differences highlightedShow differences only
37 specifications
A

Lenovo

GX21V43585 power adapter/inverter Indoor

Model GX21V43585

View product
B

StarTech.com

140W USB-C Laptop Charger with 4ft (1.2m) Tethered USB-C Cable, GaN Power Adapter Brick for MacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium

Model 1140LE-USB-C-CHARGER

View product
Features5 differ
Input frequencyDiffers50/60 Hz50 - 60 Hz
Input currentDiffers1.6 A2.2 A
Output powerDiffers100 W140 W
Output voltageDiffers20 V5 - 28 V
USB Power Delivery revisionKnown for one3.1
Power protection featuresKnown for oneOver voltage, Over current, Overheating
Brand compatibilityDiffersLenovoAny brand
CompatibilityKnown for oneMacBook M3/M4/M5 Pro/Max, Dell Pro/Plus/Premium
Power current typeKnown for oneAC-to-DC
Performanceidentical
USB connectivityKnown for oneYes
USB connector typeKnown for oneUSB Type-C
Operational conditionsidentical
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one8 - 80%
Certificatesidentical
Compliance certificatesKnown for oneCE, Federal Communications Commission (FCC), PSE
CertificationKnown for oneUL/CSA/IECEE/CB IEC 62368-1/CE EMC/DOE,CEC/FCC and ICES/PSE/NRCS(LOA)/SABS(COC)/SABS/BIS/BSMI/CCC/EAC/IAC/KEBS/KUCAS/NOM/Nrcan/PSB/RCM/Australia safety/SEC/Serbia/SM DOC/SONCAP/UA TR Mark CoC/DOC (Safety+EMC+RoHS)
Weight & dimensions4 differ
WidthDiffers108 mm50.4 mm
DepthDiffers56.5 mm132.6 mm
HeightDiffers27 mm31.6 mm
WeightDiffers280 g338 g
Cable lengthKnown for one1 m
Packaging data4 differ
Package widthDiffers147 mm180 mm
Package depthDiffers130 mm122 mm
Package heightDiffers56 mm59 mm
Package weightDiffers550 g600 g
Package typeKnown for oneBox
Packaging contentidentical
Included power plug typesKnown for oneUS
Logistics dataidentical
Master (outer) case widthKnown for one380 mm
Master (outer) case lengthKnown for one315 mm
Master (outer) case heightKnown for one315 mm
Products per master (outer) caseKnown for one20 pc(s)

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