DK2 OPG777 Stump Grinder
#7 in Walk-behindFull review
For a buyer who wants a known engine and the longest machine warranty in this price range. Depth is average.
Amazon $1,799$1,799
The DK2 OPG777 Stump Grinder is the better stump grinder overall, rated 3.8 to 3.1. The DK2 OPG777 Stump Grinder leads on power, depth and warranty. The Bilt Hard 212cc Stump Grinder wins on price and height or wheel. The Bilt Hard 212cc Stump Grinder costs $699.01 less ($1,099.99 vs $1,799).
Bilt Hard 212cc Stump Grinder
#17 in Walk-behindFull review
For a few small or soft stumps where a rental would cost nearly as much. Pick a 420cc model for big hardwood stumps.
Amazon $1,099.99$1,099.99
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 DK2 OPG777 Stump Grinder for power (429 cc engine vs 212 cc engine), depth (9 in below grade vs 7.3 in below grade) and warranty (3-year warranty vs 1-year warranty).
- Choose the Bilt Hard 212cc Stump Grinder for price ($1,099.99 vs $1,799) and height or wheel (20 in above grade vs 12 in above 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 | DK2 OPG777 Stump Grinder | Bilt Hard 212cc Stump Grinder |
|---|---|---|
| Overall rating | 3.8/5 | 3.1/5 |
| Price 25% | 68 $1,799 | 100 $1,099.99 |
| Depth 20% | 60 9 in below grade | 26 7.3 in below grade |
| Height or wheel 10% | 50 12 in above grade | 100 20 in above grade |
| Power 10% | 100 429 cc engine | 5 212 cc engine |
| Teeth 10% | 62 9 teeth | 25 6 teeth |
| Features 15% | 35 tow bar | 0 none of the three |
| Warranty 10% | 100 3-year warranty | 33 1-year warranty |
Specifications
| DK2 OPG777 Stump Grinder | Bilt Hard 212cc Stump Grinder | |
|---|---|---|
| Cutting | ||
| Type | Walk-behind | Walk-behind |
| Depth below grade | 9 in | 7.3 in |
| Height above grade | 12 in | 20 in |
| Cutter wheel | 12 in | 10 in |
| Teeth | 9 | 6 |
| Power | ||
| Engine | Kohler Command PRO CH440 | 212cc 4-stroke |
| Displacement | 429 cc | 212 cc |
| Engine power | 14 hp | 7 hp |
| Electric start | No | No |
| Build | ||
| Tow bar | Yes | No |
| Weight | 231 lb | - |
| Warranty | 3 years | 1 year |