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| Product | i.Sound Portable Power (8000 mAh) | i.Sound Portable Power (16,000 mAh) | MyCharge Peak 6000 Rechargeable Power Bank | Innergie PocketCell Rechargeable Battery Bank | PowerMat Dual 1850 Rechargeable Backup Battery |
| Price | $46.00 to $79.99 | $71.26 to $129.99 | $89.99 | $53.50 to $79.00 | $19.99 |
| CNET editors' rating | 3.5 stars | 3.5 stars | 4 stars | 3.5 stars | 3.5 stars |
| Average user rating | 0 stars | 0.5 stars | 0 stars | 0 stars | 0 stars |
| Release date | August 15, 2011 | August 15, 2011 | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | Lightweight, quick, and easy to use, the i.Sound Portable Power Max battery is a great way to keep your USB gadgets going when a wall charger isn't accessible. | Lightweight, quick, and easy to use, the i.Sound Portable Power Max battery is a great way to keep your USB gadgets going when a wall charger isn't accessible. | The MyCharge Peak 6000 is sort of the Swiss Army Knife of portable battery chargers, with built-in connectors for iOS products,
Android devices, and a host of other products. | If you can live with the Innergie PocketCell's price, you're getting one of the better -- and more versatile -- portable chargers. | Provided you can afford it and it's compatible with your gadgets, the PowerMat Dual 1850 Rechargeable Backup Battery is a fresh, efficient, and convenient way to charge multiple devices when at home and on the go. |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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