HEAD-TO-HEAD COMPARISON
QiSa Solar Charger 35800mAh vs BigBlue 28W Solar Charger
We compare the QiSa Solar Charger 35800mAh and BigBlue 28W Solar Charger head-to-head on performance, features, value, and more. Here's which one wins.
Our Pick
Check Price on AmazonBigBlue 28W Solar Charger
Scored 8.9/10 in our testing
Best High Capacity
QiSa Solar Charger 35800mAh
35800mAh massive capacity with dual flashlights
Overall:8.7/10
Check price on Amazon Best for Backpacking
BigBlue 28W Solar Charger
Lightweight 3-panel design with smart charging technology
Overall:8.9/10Winner
Check price on Amazon Score Breakdown
| QiSa Solar Charger 35800mAh | Category | BigBlue 28W Solar Charger |
|---|---|---|
| 8.4/10 | Performance | ✓ 8.8/10 |
| 9/10 ✓ | Features | 8.8/10 |
| 8.6/10 | Ease of Use | ✓ 9/10 |
| 9/10 | Value | ✓ 9.2/10 |
| 8.7/10 | Overall | ✓ 8.9/10 |
Specs Comparison
| QiSa Solar Charger 35800mAh | Spec | BigBlue 28W Solar Charger |
|---|---|---|
| See Amazon for full specs | Details | See Amazon for full specs |
QiSa Solar Charger 35800mAh
Pros
- + 35800mAh — charges phones 8+ times
- + Dual LED flashlights
- + 4 USB output ports
- + Compass and carabiner included
Cons
- − Heavy at 1.3 lbs
BigBlue 28W Solar Charger
Pros
- + Smart IC chip optimizes charging speed
- + 3 USB ports
- + Only 1.3 lbs
- + Folds to tablet size
Cons
- − Output drops significantly in clouds
Our Verdict
Based on our scoring, the BigBlue 28W Solar Charger comes out on top with an overall score of 8.9/10. Light enough for backpacking with smart IC chip for optimal charging.
Buy the BigBlue 28W Solar Charger on AmazonRead the full Best Solar Battery Banks 2026 guide for complete reviews of all 7 products.