Machine Comparison
Nakamura-Tome SC-200 vs Okuma 2SP-150H
Nakamura-Tome vs Okuma · CNC Lathes
Summary
The Nakamura-Tome SC-200 from Nakamura-Tome and Okuma 2SP-150H from Okuma are direct competitors in the cnc lathes category. 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 | Nakamura-Tome SC-200 | Okuma 2SP-150H |
|---|---|---|
| Chuck Size | 6 inch (165 mm) | 6 in (150 mm) |
| Max Turning Diameter | 200 mm (7.87 in) | 200 mm (7.9 in) |
| Max Turning Length | 275 mm (10.83 in) ▲ | 150 mm (5.9 in) |
| Accuracy | 0.004 mm (0.00016 in) | ±0.004 mm |
| Repeatability | 0.002 mm (0.00008 in) | ±0.002 mm |
| Control | FANUC 0i-TF Plus / 31i-B | Okuma OSP-P300L |
| Spindle Nose | A2-5 | A2-5 |
| Turret Stations | 12 | 12 (BMT mounting) |
| Machine Weight | 3,200 kg (7,055 lb) | 3,800 kg (8,378 lb) ▲ |
| Price Range | $130,000 - $190,000 ▲ | $160,000 - $240,000 |
Advantages
Nakamura-Tome SC-200
- Superior max turning length at 275 mm (10.83 in) vs 150 mm (5.9 in)
- More competitive pricing at $130,000 - $190,000 compared to $160,000 - $240,000
- Backed by Nakamura-Tome's dealer and service network for parts and support
- Medical device manufacturers producing precision-turned implant components, bone screw blanks, and surgical instrument shafts where sub-5-micron repeatability and thermal stability are essential
Okuma 2SP-150H
- Superior machine weight at 3,800 kg (8,378 lb) vs 3,200 kg (7,055 lb)
- Backed by Okuma's dealer and service network for parts and support
- High-volume production of small automotive components like sensor housings, valve seats, and fittings
Verdict
This is a close matchup. The Nakamura-Tome SC-200 and Okuma 2SP-150H 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.