Product comparison · 2 power adapters & inverters

ASUS 68W USB-C Adapter vs Lenovo 4X21U28814 power adapter/inverter Indoor

14specifications compared
9differ
5identical
13known for one product only

Key differences

The Lenovo 4X21U28814 power adapter/inverter Indoor has 72 W more output power than the ASUS 68W USB-C Adapter (140 W vs 68 W). The ASUS 68W USB-C Adapter has 0.6 m more cable length than the Lenovo 4X21U28814 power adapter/inverter Indoor (1.6 m vs 1 m). The Lenovo 4X21U28814 power adapter/inverter Indoor has 57.5 mm more width than the ASUS 68W USB-C Adapter (120 mm vs 62.5 mm). Purpose: Universal on the ASUS 68W USB-C Adapter, Laptop on the Lenovo 4X21U28814 power adapter/inverter Indoor. Input voltage: 100 - 240 V on the ASUS 68W USB-C Adapter, 115 - 230 V on the Lenovo 4X21U28814 power adapter/inverter Indoor.

Purpose
- 68W USB-C Adapter:Universal
- 4X21U28814 power adapter/inverter Indoor:Laptop
Input voltage
- 68W USB-C Adapter:100 - 240 V
- 4X21U28814 power adapter/inverter Indoor:115 - 230 V
Input frequency
- 68W USB-C Adapter:50 - 60 Hz
- 4X21U28814 power adapter/inverter Indoor:50/60 Hz
Output power
- 68W USB-C Adapter:68 W
- 4X21U28814 power adapter/inverter Indoor:140 W
Output voltage
- 68W USB-C Adapter:3.4 - 21 V
- 4X21U28814 power adapter/inverter Indoor:28 V
Cable length
- 68W USB-C Adapter:1.6 m
- 4X21U28814 power adapter/inverter Indoor:1 m
Width
- 68W USB-C Adapter:62.5 mm
- 4X21U28814 power adapter/inverter Indoor:120 mm
Height
- 68W USB-C Adapter:28.8 mm
- 4X21U28814 power adapter/inverter Indoor:22 mm

Side by side

Differences highlightedShow differences only

Comparison of 68W USB-C Adapter, 4X21U28814
27 specifications	A ASUS 68W USB-C Adapter View product	B Lenovo 4X21U28814 power adapter/inverter Indoor Model 4X21U28814 View product
Features5 differ
PurposeDiffers	Universal	Laptop
Power supply type	Indoor	Indoor
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
Input voltageDiffers	100 - 240 V	115 - 230 V
Maximum input voltageKnown for one	240 V	Unknown — not stated by the source
Input frequencyDiffers	50 - 60 Hz	50/60 Hz
Input currentKnown for one	1.5 A	Unknown — not stated by the source
Output powerDiffers	68 W	140 W
Output voltageDiffers	3.4 - 21 V	28 V
Output current	5 A	5 A
USB Power Delivery up toKnown for one	68 W	Unknown — not stated by the source
Power protection featuresKnown for one	Over voltage, Overheating, Over current, Short circuit	Unknown — not stated by the source
Brand compatibilityKnown for one	Unknown — not stated by the source	Lenovo
CompatibilityKnown for one	Unknown — not stated by the source	ThinkPad P16v Gen 3 (Intel) ThinkPad T1g Gen 8
Designidentical
Product colour	Black	Black
Weight & dimensions4 differ
Cable lengthDiffers	1.6 m	1 m
WidthDiffers	62.5 mm	120 mm
Depth	62.5 mm	62.5 mm
HeightDiffers	28.8 mm	22 mm
WeightDiffers	215.4 g	500 g
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Power adapter includedKnown for one	Yes	Unknown — not stated by the source
Quantity per pack	1 pc(s)	1 pc(s)
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	UL/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
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box

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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