# Cessna 172M Skyhawk vs Cessna 172N Skyhawk

Page: https://www.aerscheduler.com/aircraft/compare/cessna-172m-vs-cessna-172n
Guides: https://www.aerscheduler.com/aircraft/cessna-172m, https://www.aerscheduler.com/aircraft/cessna-172n

## Where they differ

- The Cessna 172N carries more airframe ADs with a repeat action, 4 against 3: inspections that come back for as long as the AD applies.
- Mechanics report the Cessna 172M's magneto/distributor most, and the Cessna 172N's reciprocating engine cylinder section.

## Side by side

| | Cessna 172M Skyhawk | Cessna 172N Skyhawk |
| --- | --- | --- |
| Registered in the US | 3,533 | 3,098 |
| Built | 1972 to 1976 | 1976 to 1980 |
| Half built by | 1974 | 1978 |
| Seats | 4 | 4 |
| Most common engine | Lycoming O-320 | Lycoming O-320 |
| Typical cruise fuel burn | 8 gal/hr | 8 gal/hr |
| Engine overhaul interval | 2,000 hr | 2,000 hr |
| Current airframe ADs | 34 | 38 |
| Airframe ADs with a repeat action | 3 | 4 |
| Current ADs on the main engine | 24 | 24 |
| Service Difficulty Reports | 59 (16.7 per 1,000) | 64 (20.7 per 1,000) |
| Most-reported system | Magneto/Distributor | Reciprocating Engine Cylinder Section |
| Accidents since 2008 | 179 (50.7 per 1,000) | 227 (73.3 per 1,000) |
| Fatal accidents since 2008 | 26 | 40 |
| Most common accident | Loss of control on ground | Loss of control on ground |

Report and accident counts are not rates: the hours each model flies are not published. Sources: the FAA aircraft registry, Airworthiness Directives and Service Difficulty Reports, and the NTSB aviation accident database.