For a single starting or small trolling battery, lead acid or lithium, on a small boat. Pick the 10 A version for a big deep cycle battery.
Amazon $110.99The Minn Kota MK-106PCL is the better onboard marine battery charger overall, rated 3.2 to 2.8. The Minn Kota MK-106PCL leads on features and value. The Minn Kota MK-106PCL costs $25 less ($110.99 vs $135.99).
For one starting or small trolling battery in a boat with a gasoline engine compartment, where ignition protection matters.
Amazon $135.99Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Minn Kota MK-106PCL for features (lithium mode, temperature compensation, charge display or app vs lithium mode, IP67 or better) and value ($18.50 per amp ($110.99, 6 A total) vs $22.67 per amp ($135.99, 6 A total)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 1 and 2 bank onboard marine battery charger; a clear win is highlighted. How we rank explains each one.
| Factor weight | Minn Kota MK-106PCL | ProMariner ProSport HD 6 |
|---|---|---|
| Overall rating | 3.2/5 | 2.8/5 |
| Value 30% | 48 $18.50 per amp ($110.99, 6 A total) | 35 $22.67 per amp ($135.99, 6 A total) |
| Charge current 15% | 0 6 A total (1 banks of 6 A) | 0 6 A total (1 banks of 6 A) |
| Features 25% | 75 lithium mode, temperature compensation, charge display or app | 50 lithium mode, IP67 or better |
| Warranty 30% | 50 3-year warranty | 50 3-year warranty |
Specifications
| Minn Kota MK-106PCL | ProMariner ProSport HD 6 | |
|---|---|---|
| Charging | ||
| Banks | 1 | 1 |
| Current per bank | 6 A | 6 A |
| Total current | 6 A | 6 A |
| Lithium mode | Yes | Yes |
| AGM mode | Yes | Yes |
| Temperature compensation | Yes | - |
| Build | ||
| Water rating | - | IP67 |
| Display or app | Yes | No |
| Ignition protected | - | Yes |
| Weight | 4.4 lb | 3.8 lb |
| Warranty | 3 years | 3 years |
| Released | 2021 | - |
