DARAN Portable Power Station 28, vs powkey
Updated July 2026 — DARAN Portable Power Station 28, wins on battery and life cycles, powkey wins on charging time.
The Portable Power Station 28 offers superior capacity, faster charging, and more versatility compared to the powkey 88Wh Portable Power Station.
Why DARAN Portable Power Station 28, is better
Higher Capacity
28,000mAh vs 24,000mAh
Faster Charging
0-80% in 1.5 hours vs 4 hours
More Output Ports
7 ports vs 3 ports
Why powkey is better
Compact Size
Smaller size for travel
Price
Same price for lower capacity
Simplicity
Easier to use for basic needs
Overall score
Specifications
| Spec | DARAN Portable Power Station 28, | powkey |
|---|---|---|
| Brand | DARAN | powkey |
| Price | $89.99 | $89.99 |
| AC Output | 100W | 65W |
| USB Outputs | 4 | 3 |
| Battery Type | LiFePO4 | Lithium |
Dimension comparison
Overview of the Portable Power Stations
The Portable Power Station 28 and powkey 88Wh Portable Power Station both provide convenient power solutions for camping or emergency situations. Each product has unique features that cater to different user needs and preferences. Priced equally at $89.99, they present a compelling comparison for those in the market for a portable power source.
Battery Capacity and Performance
The Portable Power Station 28 boasts a capacity of 28,000mAh, which offers more power compared to the powkey's 24,000mAh. This difference of 4,000mAh may seem subtle, but it translates into a longer potential usage time for charging devices. The Portable Power Station 28 also features a LiFePO4 battery, known for its longevity, with over 3,500 life cycles. In contrast, the powkey offers an 88.8Wh capacity but does not specify the battery life cycle, making it less clear how long it will last over time.
Charging Options
The charging capabilities of these two products differ significantly. The Portable Power Station 28 offers four charging methods: AC wall socket, USB-C DC two-way PD fast charging, car charging, and solar panel charging. It can reach 80% charge in just 1.5 hours, which is quite impressive. On the other hand, the powkey provides three charging options and takes about 4 hours for a full recharge using high-speed input. This makes the Portable Power Station 28 the quicker option for users needing rapid power restoration.
Output Ports and Versatility
In terms of output versatility, the Portable Power Station 28 leads with seven output ports. This includes two AC sockets, two USB-C ports, two USB-A ports, and one DC5521 port. This wide array allows users to charge multiple devices simultaneously, making it ideal for group camping trips or emergency situations. Conversely, the powkey features a more limited output configuration with one AC outlet and two USB outputs, making it less versatile for powering multiple devices at once.
Size and Portability
Both power stations are designed for portability, but their dimensions and weight differ. The Portable Power Station 28 is compact, weighing only 2.54 pounds, and its size is comparable to that of a smartphone, enhancing its portability for travel. The powkey, while also portable, does not specify its weight, which could affect its ease of transport. The ergonomic soft handle of the Portable Power Station 28 further enhances its usability during trips.
Quiet Operation
For users who prioritize a quiet environment, the Portable Power Station 28 is designed for silent, fanless operation, allowing for disruption-free use during sleep or work. It also features a built-in LED flashlight with multiple modes for emergency situations. In contrast, the powkey does not mention noise levels, which may imply a less quiet operation. The silent functionality of the Portable Power Station 28 makes it a better choice for those sensitive to noise.
Safety Features
Safety is a crucial aspect of any power station, and the Portable Power Station 28 offers robust safety features with its advanced Battery Management System (BMS). This system monitors voltage, current, and temperature, providing 12 safety protections. The powkey does not outline its safety features in detail, which raises concerns about its safety during extended use or in extreme conditions. The comprehensive safety measures of the Portable Power Station 28 provide peace of mind for users.
Price Comparison
Both the Portable Power Station 28 and the powkey are priced at $89.99, making them equally accessible in terms of cost. However, considering the additional features and capacities offered by the Portable Power Station 28, such as its larger battery, faster charging capabilities, and more versatile output options, it presents about a 17% better value when all factors are considered. The powkey, while still a solid option, may not provide the same level of utility and performance.
Which should you buy?
In conclusion, while both the Portable Power Station 28 and powkey 88Wh Portable Power Station have their merits, the Portable Power Station 28 stands out due to its higher capacity, faster charging, and greater versatility. With equal pricing, the Portable Power Station 28 delivers better overall value, making it the recommended choice for those seeking a reliable, portable power solution.

