Machine Comparison
DMG Mori DMC 55 H twin vs Okuma MA-12500H
DMG Mori vs Okuma · Horizontal Machining Centers
Summary
The DMG Mori DMC 55 H twin from DMG Mori and Okuma MA-12500H from Okuma are direct competitors in the horizontal machining centers category. The DMG Mori DMC 55 H twin leads in max spindle speed (14,000 RPM vs 6,000 RPM). The Okuma MA-12500H leads in tool capacity (81 tools vs 40 tools standard (80, 120 optional)). The Okuma MA-12500H leads in spindle power (45/37 kW (20 min/continuous) (60/50 hp) vs 25 kW (34 hp)). These machines are closely matched across most specifications, making the decision more about specific feature priorities, dealer support, and your existing shop ecosystem than raw spec advantages. Both machines are proven performers in production environments and represent solid investments for shops in the market for a horizontal machining center.
Specifications Comparison
| Specification | DMG Mori DMC 55 H twin | Okuma MA-12500H |
|---|---|---|
| Max Spindle Speed | 14,000 RPM ▲ | 6,000 RPM |
| Spindle Power | 25 kW (34 hp) | 45/37 kW (20 min/continuous) (60/50 hp) ▲ |
| Tool Capacity | 40 tools standard (80, 120 optional) | 81 tools ▲ |
| Control | CELOS with Fanuc 31i-B5 or Siemens 840D sl | Okuma OSP-P500M |
| Spindle Taper | HSK-A63 | No. 50 |
| Pallet Size | 500 x 400 mm (19.7 x 15.7 in) | 1,250 x 1,250 mm (49.2 x 49.2 in) ▲ |
| Price Range | $350,000 - $475,000 ▲ | $1,200,000 - $2,000,000 |
Advantages
DMG Mori DMC 55 H twin
- Higher maximum spindle speed of 14,000 RPM enables faster cutting on aluminum and non-ferrous materials
- More competitive pricing at $350,000 - $475,000 compared to $1,200,000 - $2,000,000
- Backed by DMG Mori's dealer and service network for parts and support
- Aerospace component manufacturers needing 5-axis access with pallet-change productivity on complex housings
Okuma MA-12500H
- More spindle power at 45/37 kW (20 min/continuous) (60/50 hp) for aggressive material removal in harder materials
- Larger tool magazine with 81 tools capacity reduces manual tool changes on complex parts
- Superior pallet size at 1,250 x 1,250 mm (49.2 x 49.2 in) vs 500 x 400 mm (19.7 x 15.7 in)
Verdict
This is a close matchup. The DMG Mori DMC 55 H twin and Okuma MA-12500H trade advantages across different specifications, making neither a clear winner on paper alone. Your decision should come down to practical factors: which dealer is closer, which control system your operators already know, what tooling ecosystem you're invested in, and which machine's specific strengths match your highest-volume work. Get quotes on both, run test cuts with your actual parts if possible, and factor in long-term service and support costs.