Aukey Spark Mini 20,000mAh Power Bank vs Yoobao M25 (20,000mAh, 100W PD)
The Aukey Spark Mini 20,000mAh Power Bank and the Yoobao M25 (20,000mAh, 100W PD) sit close enough in price — $33.99 versus $52, a gap of $18.01 — that a shopper choosing between them is really weighing specs, not budget.

The Aukey Spark Mini 20,000mAh Power Bank brings 20,000mAh of capacity, 20W output, 2 ports to the table, weighing about 380g.
Global reference price

The Yoobao M25 (20,000mAh, 100W PD) offers 20,000mAh of capacity, 100W output, 3 ports, weighing about 480g.
Global reference price
Specification Comparison
Key Differences
The clearest gap is output power: the Yoobao M25 (20,000mAh, 100W PD) pushes 100W against the Aukey Spark Mini 20,000mAh Power Bank's 20W, meaning it charges compatible devices meaningfully faster and has more headroom for larger devices like tablets or laptops. On portability, the Aukey Spark Mini 20,000mAh Power Bank has the edge in weight, which shows up specifically in day-to-day carry comfort rather than raw charging capability.
Pros & Cons
Aukey Spark Mini 20,000mAh Power Bank
Pros
- Lighter, more portable design
- Lower price
Cons
- Lower 20W output ceiling
- Fewer simultaneous output ports
Yoobao M25 (20,000mAh, 100W PD)
Pros
- Higher 100W output for faster charging
- More ports (3)
Cons
- Heavier than the alternative
- Costs a bit more
Which One Is Right For You?
- Aukey Spark Mini 20,000mAh Power Bank: Best for someone who prioritizes a lighter, more portable bank and wants to spend a little less.
- Yoobao M25 (20,000mAh, 100W PD): A good fit for buyers who wants faster charging speed.
Conclusion
This isn't a one-sided comparison — each bank has a real, specific advantage, and the better choice depends on which of those advantages is actually needed.
Summary
Aukey Spark Mini 20,000mAh Power Bank
Strengths
- Lighter, more portable design
- Lower price
Weaknesses
- Lower 20W output ceiling
- Fewer simultaneous output ports
Yoobao M25 (20,000mAh, 100W PD)
Strengths
- Higher 100W output for faster charging
- More ports (3)
Weaknesses
- Heavier than the alternative
- Costs a bit more
Weigh the tradeoffs above against actual use: charging speed, total capacity, and carry weight matter differently depending on how the bank will be used day to day.