Machine Comparison
Okuma 2SP-150H vs Okuma 2SP-2500H
Okuma vs Okuma · CNC Lathes
Summary
The Okuma 2SP-150H and Okuma 2SP-2500H are both from Okuma's cnc lathes lineup, making this a common upgrade or lineup decision for shops already invested in the Okuma ecosystem. The Okuma 2SP-150H leads in rapid traverse (30 m/min X, 36 m/min Z vs 25 m/min X, 30 m/min Z). The Okuma 2SP-2500H leads in chuck size (10 in (250 mm) vs 6 in (150 mm)). 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 cnc lathe.
Specifications Comparison
| Specification | Okuma 2SP-150H | Okuma 2SP-2500H |
|---|---|---|
| Rapid Traverse | 30 m/min X, 36 m/min Z ▲ | 25 m/min X, 30 m/min Z |
| Chuck Size | 6 in (150 mm) | 10 in (250 mm) ▲ |
| Max Turning Diameter | 200 mm (7.9 in) | 340 mm (13.4 in) ▲ |
| Max Turning Length | 150 mm (5.9 in) | 250 mm (9.8 in) ▲ |
| Accuracy | ±0.004 mm | ±0.004 mm |
| Repeatability | ±0.002 mm | ±0.002 mm |
| Control | Okuma OSP-P300L | Okuma OSP-P300L |
| Main Spindle Speed | 6,000 RPM ▲ | 4,500 RPM |
| Main Spindle Power | 11/7.5 kW (15/10 hp) | 18.5/15 kW (25/20 hp) ▲ |
| Sub Spindle Speed | 6,000 RPM ▲ | 4,500 RPM |
| Sub Spindle Power | 11/7.5 kW (15/10 hp) | 15/11 kW (20/15 hp) ▲ |
| Spindle Nose | A2-5 | A2-8 |
| Turret Stations | 12 (BMT mounting) | 12 (BMT mounting) |
| Driven Tool Speed | 6,000 RPM | 6,000 RPM |
| Price Range | $160,000 - $240,000 ▲ | $190,000 - $280,000 |
Advantages
Okuma 2SP-150H
- Faster rapid traverse at 30 m/min X, 36 m/min Z reduces non-cutting time between operations
- Superior main spindle speed at 6,000 RPM vs 4,500 RPM
- Superior sub spindle speed at 6,000 RPM vs 4,500 RPM
- More competitive pricing at $160,000 - $240,000 compared to $190,000 - $280,000
Okuma 2SP-2500H
- Superior chuck size at 10 in (250 mm) vs 6 in (150 mm)
- Superior max turning diameter at 340 mm (13.4 in) vs 200 mm (7.9 in)
- Superior max turning length at 250 mm (9.8 in) vs 150 mm (5.9 in)
- Superior main spindle power at 18.5/15 kW (25/20 hp) vs 11/7.5 kW (15/10 hp)
- Superior sub spindle power at 15/11 kW (20/15 hp) vs 11/7.5 kW (15/10 hp)
Verdict
This is a close matchup. The Okuma 2SP-150H and Okuma 2SP-2500H 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.