Machine Comparison
JTEKT e-420H vs Rollomatic GrindSmart 629XW
JTEKT vs Rollomatic · CNC Grinding Machines
Summary
The JTEKT e-420H from JTEKT and Rollomatic GrindSmart 629XW from Rollomatic are direct competitors in the cnc grinding machines 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 grinding machine.
Specifications Comparison
| Specification | JTEKT e-420H | Rollomatic GrindSmart 629XW |
|---|---|---|
| Control | JTEKT TOYOPUC | Rollomatic proprietary CNC |
| Machine Weight | 5,000 kg (11,023 lb) approx. | 5,200 kg (11,464 lb) ▲ |
| Price Range | $250,000 - $400,000 (new) ▲ | $350,000 - $500,000 |
Advantages
JTEKT e-420H
- More competitive pricing at $250,000 - $400,000 (new) compared to $350,000 - $500,000
- Backed by JTEKT's dealer and service network for parts and support
- Automotive manufacturers grinding crankshafts, camshafts, and transmission components
Rollomatic GrindSmart 629XW
- Superior machine weight at 5,200 kg (11,464 lb) vs 5,000 kg (11,023 lb) approx.
- Backed by Rollomatic's dealer and service network for parts and support
- Cutting tool manufacturers producing standard and special solid carbide drills, endmills, and reamers up to 16 mm diameter in medium-to-high volumes
Verdict
This is a close matchup. The JTEKT e-420H and Rollomatic GrindSmart 629XW 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.