MechMaxx B150 vs DCH7
The two mid-to-commercial MechMaxx gas chippers. Same brand, same category, very different buyers.
The MechMaxx B150 and DCH7 are the two models most buyers cross-shop once they’ve decided MechMaxx is their brand. The B150 is 6-inch, 15 HP, $1,599. The DCH7 is 7-inch, 22 HP Honda GX, $3,499. That’s a $1,900 gap. Here’s what you get for it.
Side by side.
| Spec | MechMaxxB150 | MechMaxxDCH7 |
|---|---|---|
| Brand | MechMaxx | MechMaxx |
| Power | gas | gas |
| Max branch | 6" | 7" |
| HP requirement | 15 HP | 22 HP |
| Feed | Manual | Self-feeding |
| Weight | 475 lb | 780 lb |
| Warranty | 1 yr | 2 yr |
| Price | $1,599 | $3,499 |
What the $1,900 premium buys
- 7-inch capacity vs 6-inch: a meaningful capability jump, not a marketing number. The DCH7handles branches the B150 can’t touch.
- Honda GX engine: 22 HP commercial vs 15 HP generic. Longer service life, widely available parts, easier cold starts.
- Self-feeding rollers: the DCH7 pulls branches in; the B150 needs manual push. On a long chipping session this is a major fatigue reduction.
- 2-year warranty vs 1: MechMaxx doubles the coverage on commercial models like the DCH7.
Who should actually buy the B150
The B150 is the right pick for homeowners on 1–5 acres who chip a few times per year, have mostly 4–5 inch material with occasional 6-inch pieces, and want a budget-friendly gas chipper that’s a real step up from the 4-inch GS650. It’s not a commercial-use machine, and it won’t be your primary tool if you chip weekly.
Who should actually buy the DCH7
The DCH7 is the right pick for property owners with 5+ acres, light-commercial users (landscapers, small tree services without a tractor), and anyone who genuinely values the Honda engine’s long-term reliability. If you’ll keep the chipper 10+ years, the DCH7’s engine is the single biggest factor in that longevity.
Frequently asked questions
- Is the DCH7 worth double the price of the B150?
- If you chip regularly or work hardwood at capacity, yes. The Honda engine alone accounts for much of the premium — it's the difference between a chipper that lasts 5 years and one that lasts 15. For occasional homeowner use, the B150 is the right value tier.
- Can the B150 chip 6-inch branches?
- Rated yes. Practical — it handles 6-inch green softwood well and 5-inch seasoned hardwood comfortably. Seasoned 6-inch hardwood at full spec will slow the feed and can bog the 15 HP engine on knots. If your wood is regularly seasoned hardwood at 6 inches, step up to the DCH7.
- Does the B150 have a Honda engine?
- No. The B150 ships with a generic 15 HP gasoline engine. Only the DCH7 uses a Honda GX. This is the single biggest long-term-reliability difference between the two.
- Self-feeding on the B150?
- No. The B150 is manual feed — you push branches in by hand. The DCH7 is the first MechMaxx gas chipper with self-feeding rollers.