MechMaxx SG380 Kohler Stump Grinder
#3 in Walk-behindFull review
The SG380 for a buyer who values a name-brand engine and local service. Otherwise the Ducar version does the same work for less.
Amazon $2,699$2,699
The MechMaxx SG380 Kohler Stump Grinder is the better stump grinder overall, rated 4.1 to 3.7. The MechMaxx SG380 Kohler Stump Grinder leads on features, teeth and height or wheel. The MechMaxx SGR1500 Stump Grinder wins on price. The MechMaxx SGR1500 Stump Grinder costs $1,140 less ($1,559 vs $2,699).
MechMaxx SGR1500 Stump Grinder
#9 in Walk-behindFull review
A good pick for a homeowner who wants a swinging chassis for less money. The SG380 adds a tow bar and key start.
Amazon $1,559$1,559
Prices were last checked November 3, 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 MechMaxx SG380 Kohler Stump Grinder for features (electric start, tow bar, swings across the stump vs swings across the stump), teeth (12 teeth vs 8 teeth) and height or wheel (15 in above grade vs 12 in above grade).
- Choose the MechMaxx SGR1500 Stump Grinder for price ($1,559 vs $2,699).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every walk-behind stump grinder; a clear win is highlighted. How we rank explains each one.
| Factor weight | MechMaxx SG380 Kohler Stump Grinder | MechMaxx SGR1500 Stump Grinder |
|---|---|---|
| Overall rating | 4.1/5 | 3.7/5 |
| Price 25% | 41 $2,699 | 77 $1,559 |
| Depth 20% | 80 10 in below grade | 80 10 in below grade |
| Height or wheel 10% | 88 15 in above grade | 50 12 in above grade |
| Power 10% | 100 429 cc engine | 96 420 cc engine |
| Teeth 10% | 100 12 teeth | 50 8 teeth |
| Features 15% | 100 electric start, tow bar, swings across the stump | 30 swings across the stump |
| Warranty 10% | 33 1-year warranty | 33 1-year warranty |
Specifications
| MechMaxx SG380 Kohler Stump Grinder | MechMaxx SGR1500 Stump Grinder | |
|---|---|---|
| Cutting | ||
| Type | Walk-behind | Walk-behind |
| Depth below grade | 10 in | 10 in |
| Height above grade | 15 in | 12 in |
| Cutter wheel | 14 in | 12 in |
| Teeth | 12 | 8 |
| Power | ||
| Engine | Kohler CH440 | Ducar 420cc |
| Displacement | 429 cc | 420 cc |
| Engine power | 14 hp | 15 hp |
| Electric start | Yes | No |
| Build | ||
| Swings across stump | Yes | Yes |
| Tow bar | Yes | No |
| Weight | 303 lb | 265 lb |
| Warranty | 1 year | 1 year |