| Summary |
| Cockpit | 2 | — |
| DOC / nm | $ 6.57 | — |
| Min Crew | 2 | 4 |
| Total Seats | 10 | 12 |
| Manufacturer | Gulfstream | Gulfstream |
| Aircraft Name | G280 | G400 |
| Certification | FAA / EASA | — |
| Max Range (nm) | 3600 | 4200 |
| DOC / nm / Seat | $ 0.82 | — |
| Max Cabin Seats | 10 | 19 |
| OEM Verification | Un-Verified | — |
| Useful Load (lbs) | 15550 | 30650 |
| Standard Cabin Seats | 8 | — |
| Direct Operating Cost | $ 3,168 | — |
| Flight Deck (Base Spec) | Gulfstream PlaneView (Pro Line Fusion) | Gulfstream Symmetry Flight Deck |
| Max Cruise Speed (ktas) | 481 | 539 |
| Base Aircraft Price (USD) | $24,900,000 | 34500000 |
| Cabin |
| Cockpit | 2 | — |
| Lavatory | 1 Enclosed Belted Flushing | — |
| Min Crew | 2 | — |
| Crew Rest | No | — |
| Jump Seat | No | — |
| Total Seats | 10 | — |
| Galley Location | FWD | — |
| Max Cabin Seats | 10 | — |
| Lavatory Location | AFT | — |
| Cabin Pressure (psi) | 9.2 | — |
| Galley / Refreshment | Galley | — |
| Standard Cabin Seats | 8 | — |
| SL Cabin Altitude (ft) | 25000 | — |
| Max Cabin Altitude (ft) | 5800 | — |
| Engine |
| FADEC | Yes | — |
| Model | HTF7250G | — |
| TBO (hrs) | On-Condition | — |
| Flat Rating | ISA + 17 | — |
| Thrust (lbs) | 7624 | — |
| No. of Engines | 2 | — |
| Dimensions |
| Length (ft) | 66.9 | — |
| Wingspan (ft) | 63 | — |
| Aisle Step (ft) | 0.3 | — |
| Cabin Width (ft) | 6.9 | — |
| Cabin Height (ft) | 6.3 | — |
| Cabin Length (ft) | 25.9 | — |
| Overall Height (ft) | 21.4 | — |
| Cabin Width - Floor (ft) | 5.4 | — |
| Cabin Length - Seating (ft) | 17.7 | — |
| Baggage Volume Int. (cu. ft) | 154 | — |