Digmight 15HP E-Start Stump Grinder
#4 in Walk-behindFull review
A low-cost way to get key start and a tow bar. Fine for a homeowner whose stumps stand tall rather than run deep.
Amazon $1,599$1,599
The Digmight 15HP E-Start Stump Grinder is the better stump grinder overall, rated 4.0 to 3.7. The Digmight 15HP E-Start Stump Grinder leads on features, height or wheel and teeth. The MechMaxx SGR1500 Stump Grinder wins on depth. The MechMaxx SGR1500 Stump Grinder costs $40 less ($1,559 vs $1,599).
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 Digmight 15HP E-Start Stump Grinder for features (electric start, tow bar vs swings across the stump), height or wheel (20.5 in above grade vs 12 in above grade) and teeth (9 teeth vs 8 teeth).
- Choose the MechMaxx SGR1500 Stump Grinder for depth (10 in below grade vs 9 in below grade).
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 | Digmight 15HP E-Start Stump Grinder | MechMaxx SGR1500 Stump Grinder |
|---|---|---|
| Overall rating | 4.0/5 | 3.7/5 |
| Price 25% | 75 $1,599 | 77 $1,559 |
| Depth 20% | 60 9 in below grade | 80 10 in below grade |
| Height or wheel 10% | 100 20.5 in above grade | 50 12 in above grade |
| Power 10% | 96 420 cc engine | 96 420 cc engine |
| Teeth 10% | 62 9 teeth | 50 8 teeth |
| Features 15% | 70 electric start, tow bar | 30 swings across the stump |
| Warranty 10% | 33 1-year warranty | 33 1-year warranty |
Specifications
| Digmight 15HP E-Start Stump Grinder | MechMaxx SGR1500 Stump Grinder | |
|---|---|---|
| Cutting | ||
| Type | Walk-behind | Walk-behind |
| Depth below grade | 9 in | 10 in |
| Height above grade | 20.5 in | 12 in |
| Cutter wheel | 12 in | 12 in |
| Teeth | 9 | 8 |
| Power | ||
| Engine | 420cc 4-stroke | Ducar 420cc |
| Displacement | 420 cc | 420 cc |
| Engine power | 15 hp | 15 hp |
| Electric start | Yes | No |
| Build | ||
| Swings across stump | - | Yes |
| Tow bar | Yes | No |
| Weight | - | 265 lb |
| Warranty | 1 year | 1 year |