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Product comparison · 2 power banks

Hama PD20-W20 Lithium Polymer (LiPo) vs Lenovo 140W Smart Laptop Power Bank

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  • 24specifications compared
  • 11differ
  • 13identical
  • 21known for one product only

Key differences

The Hama PD20-W20 Lithium Polymer (LiPo) has 4 Wh more battery capacity than the Lenovo 140W Smart Laptop Power Bank (77 Wh vs 73 Wh). The Lenovo 140W Smart Laptop Power Bank has 117.5 W more total output power than the Hama PD20-W20 Lithium Polymer (LiPo) (140 W vs 22.5 W). The Lenovo 140W Smart Laptop Power Bank has 21.9 mm more width than the Hama PD20-W20 Lithium Polymer (LiPo) (51 mm vs 29.1 mm). Product colour: Anthracite on the Hama PD20-W20 Lithium Polymer (LiPo), Black on the Lenovo 140W Smart Laptop Power Bank. Display type: LED on the Hama PD20-W20 Lithium Polymer (LiPo), TFT on the Lenovo 140W Smart Laptop Power Bank.

  • Product colour
    • Anthracite
    • Black
  • Display type
    • LED
    • TFT
  • Battery capacity
    • 77 Wh
    • 73 Wh
  • Total output power
    • 22.5 W
    • 140 W
  • Width
    • 29.1 mm
    • 51 mm
  • Depth
    • 71.5 mm
    • 39 mm
  • Height
    • 113.6 mm
    • 154 mm
  • Weight
    • 322.9 g
    • 463 g

Side by side

Differences highlightedShow differences only
45 specifications
A

Hama

PD20-W20 Lithium Polymer (LiPo)

Model PD20-W20

View product
B

Lenovo

140W Smart Laptop Power BankView product
Design2 differ
Number of simultaneously connected devices (max)33
Product colourDiffersAnthraciteBlack
Charger compatibilityUniversalUniversal
Built-in displayYesYes
Display typeDiffersLEDTFT
ShapeKnown for oneRectangle
Housing materialKnown for onePlastic
Performance1 differ
Charging sourceUSBUSB
Battery voltageKnown for one3.85 V
Battery capacityDiffers77 Wh73 Wh
Wireless chargingNoNo
Fast chargingYesYes
Fast charging technologyKnown for oneQuick Charge 3.0, Power Delivery 3.0
USB Power Delivery (USB PD)Known for oneYes
USB Power Delivery up toKnown for one18 W
Battery charge time (USB)Known for one7 h
Built-in radioKnown for oneNo
Ports & interfacesidentical
Input interfaceUSB Type-CUSB Type-C
USB Type-A connectorYesYes
USB Type-A output ports11
USB Type-C connectorYesYes
USB Type-C ports quantity22
Power2 differ
USB Type-C charging portKnown for oneYes
USB Type-C required charging power (min)Known for one15 W
USB Type-C required charging power (max)Known for one15 W
Total output powerDiffers22.5 W140 W
Power protection featuresDiffersOvercharge, Over voltage, Short circuit, OverheatingOver voltage, Overheating, Over current
Output currentKnown for one5 A
Output voltageKnown for one28 V
Sustainabilityidentical
Sustainability certificatesKnown for oneForest Stewardship Council (FSC)
Certificates1 differ
CertificationDiffersCECB, CE, FCC, IC, cTUVus, CEC, DOE, Nrcan, RCM, CCC, BIS, KC, TISI, CoC, NRCS LoA, ECAS, ANATEL, NOM, EAC, DoC
Weight & dimensions4 differ
WidthDiffers29.1 mm51 mm
DepthDiffers71.5 mm39 mm
HeightDiffers113.6 mm154 mm
WeightDiffers322.9 g463 g
Packaging contentidentical
Cables includedUSB Type-CUSB Type-C
Quantity per packKnown for one1 pc(s)
ManualKnown for oneYes
Battery1 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Battery capacity20000 mAh20000 mAh
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 25 °C
Packaging dataidentical
Package widthKnown for one171.5 mm
Package depthKnown for one103 mm
Package heightKnown for one49 mm
Package weightKnown for one660 g

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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