95.9
Best for light sleepers and night shift workers needing total darkness
- Patented 3D contoured eye cups
- Adjustable 19 to 28 inch strap
- Zero pressure nose bridge cutout
$14
Head to head · Travel Accessories
Portable Charger Power Bank vs Nano Travel Adapter, 2 USB C Universal Charger
Ravvy scores Portable Charger Power Bank at 89.62 and Nano Travel Adapter, 2 USB C Universal Charger at 89.5. Portable Charger Power Bank takes the overall pick, best for forgetful travelers and multi-device households.
Ravvy pick
charmast
Portable Charger Power Bank
89.6
$23
Buy this if you frequently lose your charging cables and want a compact, all-in-one backup, but expect slower charging speeds when multiple devices are connected.
$26
Buy this if you need the smallest possible global charger for your phone and earbuds, provided you can live without a grounded AC outlet.
How they score
| Factor | Portable Charger Power Bank | Nano Travel Adapter, 2 USB C Universal Charger |
|---|---|---|
| Portability | 92.5 | 98 |
| Versatility | 96 | 82 |
| Charge Speed | 78 | – |
| Build Quality | 84.5 | 89 |
| Cable Management | 99 | – |
| Charging Speed | – | 74 |
| Safety Features | – | 85 |
Portable Charger Power Bank
What owners praise
- Integrated cables eliminate the need for extra wires
- Charges up to six devices at the same time
- Three separate ways to recharge the power bank itself
- Slim design fits easily in pockets or small clutches
- Includes a generous 3-year manufacturer warranty
What to know first
- Charging speed slows significantly when multiple ports are used
- Built-in cables are short, limiting phone placement
- 10000mAh capacity may only provide 1.5 to 2 full phone charges
Skip it if laptop users needing high-wattage power delivery
Nano Travel Adapter, 2 USB C Universal Charger
What owners praise
- Credit card sized footprint is 43 percent smaller than rivals
- Retractable and foldable pins prevent snagging in luggage
- Single USB-C port hits 20W for iPhone fast charging
- Universal compatibility covers over 150 countries
- Simultaneously charges up to five small devices
What to know first
- Does not support grounded 3-prong plugs
- No voltage conversion for 110V appliances
- Total 20W output is shared when multiple ports are used
Skip it if users with grounded three-prong laptops or high-wattage hair tools
Specs side by side
| Spec | Portable Charger Power Bank | Nano Travel Adapter, 2 USB C Universal Charger |
|---|---|---|
| ASIN | B0H2YM86Z9 | B0DHVNPN7J |
| Brand | charmast | Anker |
| Color | Black | White |
| Voltage | 3.7 volts | – |
| Model Name | W1148 | – |
| Unit Count | 1 Count | 1 Count |
| Manufacturer | Dong guan Utopia-Originality Technology Co., Ltd | Anker |
| Model Number | W1148 | A9215 |
| Power Source | Corded Electric | AC adapter |
| Battery Weight | 170 g | – |
| Connector Type | USB Type C | – |
| Item Dimensions | 5.67 x 2.64 x 0.71 inches | 3.39 x 1.97 x 0.98 inches |
Other options in this category
95.4
Best for side sleepers and travelers seeking total blackout without eyelash pressure
- 15 degree tilted side design
- 12mm deep contoured eye sockets
- 22mm adaptive nose bridge
$14
93.8
Repel Umbrella
Windproof Travel Umbrella
Best for daily commuters and frequent travelers in windy climates
- Tested for winds up to 100MPH
- 9-rib fiberglass construction
- Teflon-coated waterproof fabric
$34