# G300

Source: https://jetatlas.ai/ja/aircraft/gulfstream-g300
Publisher: JetAtlas
Retrieved: 2026-10-27T23:34:27.582Z (not the data verification date)
Record updated: 2026-09-13T15:20:16.606Z
Verified: unknown
Published: not recorded
Requested language: ja
Field languages: {"description":"ja"}
Terms: CC BY 4.0 — https://creativecommons.org/licenses/by/4.0/

- Published specifications depend on configuration. Prices and operating costs are editorial estimates, not quotations.
- Range and runway figures do not establish operational suitability.

G300はGulfstreamのスーパーミッドサイズジェットG280の後継機で、2025年9月にサバンナで発表され、Israel Aerospace Industriesと共同で組み立てられます。G280のHoneywell HTF7250Gエンジンを受け継ぎつつ、延長された2ゾーンキャビン、10枚のパノラミック楕円窓、Symmetryコックピットから派生したタッチスクリーン式のHarmonyフライトデッキを加えました。初号機は2025年12月5日に初飛行し、2027年の就航を目指しています。

```json
{
  "kind": "aircraft",
  "slug": "gulfstream-g300",
  "name": "G300",
  "manufacturer_slug": "gulfstream",
  "manufacturer_name": "Gulfstream Aerospace",
  "category": "super-midsize",
  "status": "in-development",
  "first_delivery_year": 2027,
  "production_end_year": null,
  "price_new_usd_m": 28.7,
  "preowned_low_usd_m": null,
  "preowned_high_usd_m": null,
  "range_nm": 3600,
  "max_cruise_kts": 482,
  "max_mach": 0.85,
  "max_altitude_ft": 45000,
  "passengers_typical": 8,
  "passengers_max": 10,
  "cabin_length_ft": 27.6,
  "cabin_width_ft": 6.9,
  "cabin_height_ft": 6.1,
  "cabin_volume_cuft": 1005,
  "baggage_cuft": 120,
  "mtow_lb": 39750,
  "takeoff_distance_ft": 4780,
  "landing_distance_ft": null,
  "engines": "2 × Honeywell HTF7250G",
  "engine_count": 2,
  "fuel_burn_gph": 285,
  "hourly_variable_cost_usd": 3300,
  "annual_fixed_cost_usd": 950000,
  "crew": 2,
  "length_ft": 68.6,
  "wingspan_ft": 63,
  "height_ft": 21.3,
  "max_payload_lb": 3820,
  "max_fuel_lb": 14620,
  "engine_thrust_lbf": 7624,
  "engine_shp": null,
  "cabin_altitude_ft": null,
  "avionics": "Gulfstream Harmony Flight Deck",
  "description": "G300はGulfstreamのスーパーミッドサイズジェットG280の後継機で、2025年9月にサバンナで発表され、Israel Aerospace Industriesと共同で組み立てられます。G280のHoneywell HTF7250Gエンジンを受け継ぎつつ、延長された2ゾーンキャビン、10枚のパノラミック楕円窓、Symmetryコックピットから派生したタッチスクリーン式のHarmonyフライトデッキを加えました。初号機は2025年12月5日に初飛行し、2027年の就航を目指しています。"
}
```

## References
- https://www.gulfstream.com/en/aircraft/gulfstream-g300/
- https://www.aopa.org/news-and-media/all-news/2025/september/30/gulfstream-debuts-super-midsize-g300
- https://www.ainonline.com/aviation-news/business-aviation/2025-12-05/gulfstreams-new-g300-takes-skies
- https://www.globalair.com/articles/g-whiz-gulfstreams-g300-gives-super-mid-buyers-something-to-wait-for/12365
- https://www.federalregister.gov/documents/2026/03/17/2026-05198/special-conditions-gulfstream-aerospace-corporation-model-g300-airplane-therapeutic-oxygen-system
- https://web.archive.org/web/20160107161534/http://www.gulfstream.com/images/uploads/brochures/aircraft/G280SpecSheet.pdf

Methodology: https://jetatlas.ai/en/methodology
Cite: JetAtlas, https://jetatlas.ai/ja/aircraft/gulfstream-g300