Side-by-side
Line Maintenance vs Engine MRO and Overhaul
Spec comparison for two products on Aviation Souk. Both compete in Aircraft MRO / Line Maintenance.
Aircraft MRO / Line Maintenance
Line Maintenance
by HAECO Group
Round-the-clock line maintenance across 18 airports in Hong Kong and Mainland China, serving more than 140 airlines and 200,000 flight movements annually.
Aircraft MRO / Line Maintenance
Engine MRO and Overhaul
by Pratt & Whitney Aftermarket
OEM-performed or OEM-network shop-visit overhaul for Pratt & Whitney commercial turbofans, from induction to test-cell release.
| Cost of ownership | Line Maintenance | Engine MRO and Overhaul |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Line Maintenance | Engine MRO and Overhaul |
|---|---|---|
| Flight movements per year | ~200,000 | — |
| Airline customers | 140+ | — |
| Station count | 18 stations (HK + 17 Mainland China) | — |
| Regulatory approvals | 16 civil aviation authorities | — |
| Check capability | Transit through full A-check | — |
| AOG support | 24/7 | — |
| Jurisdictions | Asia-Pacific, Africa, USA, EU, Middle East | — |
| Engine families | — | GTF (PW1100G-JM, PW1500G, PW1900G, PW1200G), V2500, PW4000 |
| GTF MRO network size | — | 21 authorised shops, 4 continents |
| MTU network capacity | — | Up to 600 GTF shop visits per year across all GTF variants |
| Delta TechOps capacity | — | Up to 450 GTF overhauls per year |
| Field support | — | 100+ field representatives, 60 offices, 6 continents |
| U.S. MRO investment (2026) | — | $100M+ USD |
| GTF MRO output increase | — | 30% year-on-year growth targeted (2025) |
| PW1100G-JM MRO output increase | — | 21% year-to-date (as of Nov 2025) |
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