Grob G 120 vs Guizhou JL-9: Specs Compared

Grob G 120 — licensed reference photograph

ATrainer aircraft

Grob G 120

Trainer

Credit

Ridernation · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified

Guizhou JL-9 — licensed reference photograph

BTrainer aircraft

Guizhou JL-9

Advanced jet trainer Light combat aircraft

Credit

Alert5 · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified

First system

Second system

At a glance

Side by side

Length comparisonOne shared metre scale

Grob G 120G 120A · Length

8.605 m

Length source ↗

Guizhou JL-9FTC-2000 · excluding nose-probe

14.555 m

Length source ↗

Lengths retain their source configuration and measurement scope.

Measured figures

Head to head

21 of 46 rows sourced on both sides

8.61mG 120A · Length

14.56mFTC-2000 · excluding nose-probe

LengthScopes differ

All recorded figures & sources

8.605 m

G 120A · Length

Single source

8.605 m (28 ft 3 in)^[source]

14.555 m

FTC-2000 · excluding nose-probe

Single source

14.555 m (47 ft 9 in) excluding nose-probe^[source]

10.19mG 120A · Wingspan

8.32mFTC-2000 · Wingspan

WingspanScopes differ

All recorded figures & sources

10.19 m

G 120A · Wingspan

Single source

10.19 m (33 ft 5 in)^[source]

8.32 m

FTC-2000 · Wingspan

Single source

8.32 m (27 ft 4 in)^[source]

2.57mG 120A · Height

4.11mFTC-2000 · Height

HeightScopes differ

All recorded figures & sources

2.57 m

G 120A · Height

Single source

2.57 m (8 ft 5 in)^[source]

4.105 m

FTC-2000 · Height

Single source

4.105 m (13 ft 6 in)^[source]

1.5tMaximum take-off; G 120A · Utility

9.8t

MassScopes differ

All recorded figures & sources

960 kg

Empty; G 120A · Empty weight

Single source

1,440 kg

Gross; G 120A · Gross weight

Single source

1,490 kg

Maximum take-off; G 120A · Utility

Single source

960 kg (2,116 lb)^[source]

1,440 kg (3,175 lb)^[source]

1,490 kg (3,285 lb) (Utility)^[source]

7,800 kg

Gross; FTC-2000 · clean

Single source

9,800 kg

Maximum take-off; FTC-2000 · Max takeoff weight

Single source

7,800 kg (17,196 lb) clean^[source]

9,800 kg (21,605 lb)^[source]

Two

2FTC-2000 · Crew

Crew

All recorded figures & sources

Two^[source]

2 people

FTC-2000 · Crew

Single source

2^[source]

319km/hMaximum; G 120A · Maximum speed

1,100km/hMaximum; FTC-2000 · / Mach 0.89

SpeedScopes differ

All recorded figures & sources

307 km/h

Cruise; G 120A · at 75% power (1,500 m (5,000 ft))

Single source

319 km/h

Maximum; G 120A · Maximum speed

Single source

319 km/h (198 mph, 172 kn)^[source]

307 km/h (191 mph, 166 kn) at 75% power (1,500 m (5,000 ft))^[source]

870 km/h

Cruise; FTC-2000 · Cruise speed

Single source

1,100 km/h

Maximum; FTC-2000 · / Mach 0.89

Single source

1,100 km/h (680 mph, 590 kn) / Mach 0.89^[source]

870 km/h (540 mph, 470 kn)^[source]

1,540km

2,400km

RangeScopes differ

All recorded figures & sources

1,540 km

G 120A · at 8,000 ft (2,400 m) and 45% power

Single source

1,540 km (960 mi, 830 nmi) at 8,000 ft (2,400 m) and 45% power)^[source]

2,400 km

Ferry; FTC-2000 · with maximum internal and external fuel

Single source

863 km

FTC-2000 · on internal fuel

Single source

863 km (536 mi, 466 nmi) on internal fuel^[source]

2,400 km (1,500 mi, 1,300 nmi) with maximum internal and external fuel^[source]

190kW

—

Power

All recorded figures & sources

190 kW

G 120A · 1 × Lycoming AEIO-540-D4D5 air-cooled flat-six

Single source

1 × Lycoming AEIO-540-D4D5 air-cooled flat-six , 190 kW (260 hp)^[source]

—

76.5kNFTC-2000 · with afterburner

Thrust

All recorded figures & sources

43.15 kN

FTC-2000 · 1 × Guizhou Liyang WP-13F (C) afterburning turbojet thrust dry

Single source

53.89 kN

FTC-2000 · thrust dry and

Single source

76.53 kN

FTC-2000 · with afterburner

Single source

63.25 kN

FTC-2000 · with afterburner (1 × WP-14C Kunlun-3 for FTC-2000G

Single source

1 × Guizhou Liyang WP-13F (C) afterburning turbojet, 43.15 kN (9,700 lbf) thrust dry, 63.25 kN (14,220 lbf) with afterburner (1 × WP-14C Kunlun-3 for FTC-2000G, 53.89 kN (12,110 lbf) thrust dry and 76.53 kN (17,200 lbf) with afterburner.)^[source]

13.3m²G 120A · Wing area

26.2m²FTC-2000 · Wing area

Wing areaScopes differ

All recorded figures & sources

13.29 m²

G 120A · Wing area

Single source

13.29 m 2 (143.1 sq ft)^[source]

26.15 m²

FTC-2000 · Wing area

Single source

26.15 m 2 (281.5 sq ft)^[source]

6.4h

3hFTC-2000 · Endurance

EnduranceScopes differ

All recorded figures & sources

6.35 h

G 120A · at 10,000 ft and maximum endurance power setting

Single source

6.35 hours at 10,000 ft and maximum endurance power setting^[source]

3 h

FTC-2000 · Endurance

Single source

3 hours^[source]

5,500mG 120A · Service ceiling

16,000mFTC-2000 · Service ceiling

Service ceilingScopes differ

All recorded figures & sources

5,500 m

G 120A · Service ceiling

Single source

5,500 m (18,000 ft)^[source]

16,000 m

FTC-2000 · Service ceiling

Single source

16,000 m (52,000 ft)^[source]

6.5m/sG 120A · 1,280 ft/min

150m/sFTC-2000 · (30,000 ft/min) at sea level

Rate of climbScopes differ

All recorded figures & sources

6.5 m/s

G 120A · 1,280 ft/min

Single source

6.5 m/s (1,280 ft/min)^[source]

150 m/s

FTC-2000 · (30,000 ft/min) at sea level

Single source

150 m/s (30,000 ft/min) at sea level^[source]

Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.

Configuration

Details

Grob G 120 and Guizhou JL-9 configuration
Specification	Grob G 120	Guizhou JL-9
Type	Trainer^[source]	Advanced jet trainer Light combat aircraft^[source]
National origin	Germany^[source]	—
Manufacturer	Grob Aircraft^[source]	Guizhou Aviation Industry Import/Export Company (GAIEC)^[source]
Status	Active in production^[source]	In service^[source]
Primary users	French Air and Space Force Israeli Air Force Royal Canadian Air Force German Air Force^[source]	People's Liberation Army Air Force People's Liberation Army Navy Air Force Myanmar Air Force Sudanese Air Force^[source]
Manufactured	1999-present^[source]	—
First flight	1999^[source]	13 December 2003^[source]
Developed from	Grob G 115^[source]	Chengdu JJ-7^[source]
Variant	Grob G 120TP^[source]	—
Airfoil	Eppler E884^[source]	—
Fuel capacity	256 litres (56 imp gal; 68 US gal)^[source]	2,000 kg (4,409 lb) internal + up to 1,302 kg (2,870 lb) in external tanks^[source]
Propellers	3-bladed Hartzell HC-C3YR-1RF/F7663R, 1.98 m (6 ft 6 in) diameter^[source]	—
Stall speed	102 km/h (63 mph, 55 kn) with full flaps^[source]	125 km/h (78 mph, 67 kn)^[source]
Never exceed speed	435 km/h (270 mph, 235 kn)^[source]	—
g limits	+6/-4G^[source]	+ 8 - 3^[source]
Source measurement	The airframe is made of carbon fibre reinforced plastic and is stressed to +6/-4g. Its minimum service life is just over 15,000 flight hours.^[source]Grob G 120 · Design and development; only the objects and conditions stated in this passage Piston powered version with a Lycoming AEIO-540-D4D5 six cylinder, four-stroke , air-cooled piston aircraft engine producing 260 hp (194 kW).^[source]Grob G 120 · Variants; only the objects and conditions stated in this passage Turboprop powered version with a Rolls-Royce 250-B17F aircraft engine producing 456 shp (340 kW) for take-off and 380 shp (283 kW) for maximum cruise.^[source]Grob G 120 · Variants; only the objects and conditions stated in this passage Israeli Air Force : 17 The Snunit used by the IAF has a Lycoming AEIO-540-D4D5 engine that produces a maximum speed of 235 km/h (127 kn).^[source]Grob G 120 · Operators; only the objects and conditions stated in this passage Length: 8.605 m (28 ft 3 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Wingspan: 10.19 m (33 ft 5 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Height: 2.57 m (8 ft 5 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Wing area: 13.29 m 2 (143.1 sq ft)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Empty weight: 960 kg (2,116 lb)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Gross weight: 1,440 kg (3,175 lb)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Max takeoff weight: 1,490 kg (3,285 lb) (Utility)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Fuel capacity: 256 litres (56 imp gal; 68 US gal)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Powerplant: 1 × Lycoming AEIO-540-D4D5 air-cooled flat-six , 190 kW (260 hp)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Propellers: 3-bladed Hartzell HC-C3YR-1RF/F7663R, 1.98 m (6 ft 6 in) diameter^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Maximum speed: 319 km/h (198 mph, 172 kn)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Cruise speed: 307 km/h (191 mph, 166 kn) at 75% power (1,500 m (5,000 ft))^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Stall speed: 102 km/h (63 mph, 55 kn) with full flaps^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Never exceed speed : 435 km/h (270 mph, 235 kn)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Range: 1,540 km (960 mi, 830 nmi) at 8,000 ft (2,400 m) and 45% power)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Endurance: 6.35 hours at 10,000 ft and maximum endurance power setting^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Service ceiling: 5,500 m (18,000 ft)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage g limits: +6/-4G^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage Rate of climb: 6.5 m/s (1,280 ft/min)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage	—
Country of origin	Germany^[source]Inventory Origin column; table 1, row 17, cell 4; revision 1377212027; retrieved 2026-10-02	Volksrepublik China^[source]Country of design · Entwurfsland
Designer	—	Aero Engine Research Institute of Guizhou Aviation Industry Corporation^[source]
Guns	—	1 × 23 mm cannon^[source]
Hardpoints	—	5 with a capacity of 2,000 kg (4,409 lb) maximum, with provisions to carry combinations of: Other: up to 3 x fuel tanks^[source]
Unstick and touchdown speed	—	260 km/h (160 mph; 140 kn)^[source]
Minimum flying speed	—	210 km/h (130 mph; 110 kn)^[source]
Wing loading	—	374.8 kg/m 2 (76.8 lb/sq ft)^[source]
Thrust/weight	—	0.00645 kN/kg (0.658 lb f /lb)^[source]
Take-off run	—	400–500 m (1,300–1,600 ft)^[source]
Landing run	—	700 m (2,300 ft)^[source]
Other	—	up to 3 x fuel tanks^[source]
Missiles	—	** Short range air-to-air missile 2 × PL-8 AAMs (on inboard pylons) 2 × PL-9 AAMs (on outboard pylons) Beyond-visual-range air-to-air missiles SD-10 (Only on FTC-2000G) Anti-radiation missiles CM-102 (Only on FTC-2000G)^[source]
Beyond-visual-range air-to-air missiles	—	SD-10 (Only on FTC-2000G)^[source]
Anti-radiation missiles	—	CM-102 (Only on FTC-2000G)^[source]
Reported operators	—	Reported operator · China Reported operator · Myanmar Reported operator · Sudan

FORCETALLY

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Grob G 120

Guizhou JL-9

Type

Trainer^[source]

Advanced jet trainer Light combat aircraft^[source]

National origin

Germany^[source]

—

Manufacturer

Grob Aircraft^[source]

Guizhou Aviation Industry Import/Export Company (GAIEC)^[source]

Status

Active in production^[source]

In service^[source]

Primary users

French Air and Space Force Israeli Air Force Royal Canadian Air Force German Air Force^[source]

People's Liberation Army Air Force People's Liberation Army Navy Air Force Myanmar Air Force Sudanese Air Force^[source]

Manufactured

1999-present^[source]

—

First flight

1999^[source]

13 December 2003^[source]

Developed from

Grob G 115^[source]

Chengdu JJ-7^[source]

Variant

Grob G 120TP^[source]

—

Airfoil

Eppler E884^[source]

—

Fuel capacity

256 litres (56 imp gal; 68 US gal)^[source]

2,000 kg (4,409 lb) internal + up to 1,302 kg (2,870 lb) in external tanks^[source]

Propellers

3-bladed Hartzell HC-C3YR-1RF/F7663R, 1.98 m (6 ft 6 in) diameter^[source]

—

Stall speed

102 km/h (63 mph, 55 kn) with full flaps^[source]

125 km/h (78 mph, 67 kn)^[source]

Never exceed speed

435 km/h (270 mph, 235 kn)^[source]

—

g limits

+6/-4G^[source]

+ 8 - 3^[source]

Source measurement

The airframe is made of carbon fibre reinforced plastic and is stressed to +6/-4g. Its minimum service life is just over 15,000 flight hours.^[source]Grob G 120 · Design and development; only the objects and conditions stated in this passage

Piston powered version with a Lycoming AEIO-540-D4D5 six cylinder, four-stroke , air-cooled piston aircraft engine producing 260 hp (194 kW).^[source]Grob G 120 · Variants; only the objects and conditions stated in this passage

Turboprop powered version with a Rolls-Royce 250-B17F aircraft engine producing 456 shp (340 kW) for take-off and 380 shp (283 kW) for maximum cruise.^[source]Grob G 120 · Variants; only the objects and conditions stated in this passage

Israeli Air Force : 17 The Snunit used by the IAF has a Lycoming AEIO-540-D4D5 engine that produces a maximum speed of 235 km/h (127 kn).^[source]Grob G 120 · Operators; only the objects and conditions stated in this passage

Length: 8.605 m (28 ft 3 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Wingspan: 10.19 m (33 ft 5 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Height: 2.57 m (8 ft 5 in)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Wing area: 13.29 m 2 (143.1 sq ft)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Empty weight: 960 kg (2,116 lb)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Gross weight: 1,440 kg (3,175 lb)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Max takeoff weight: 1,490 kg (3,285 lb) (Utility)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Fuel capacity: 256 litres (56 imp gal; 68 US gal)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Powerplant: 1 × Lycoming AEIO-540-D4D5 air-cooled flat-six , 190 kW (260 hp)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Propellers: 3-bladed Hartzell HC-C3YR-1RF/F7663R, 1.98 m (6 ft 6 in) diameter^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Maximum speed: 319 km/h (198 mph, 172 kn)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Cruise speed: 307 km/h (191 mph, 166 kn) at 75% power (1,500 m (5,000 ft))^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Stall speed: 102 km/h (63 mph, 55 kn) with full flaps^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Never exceed speed : 435 km/h (270 mph, 235 kn)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Range: 1,540 km (960 mi, 830 nmi) at 8,000 ft (2,400 m) and 45% power)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Endurance: 6.35 hours at 10,000 ft and maximum endurance power setting^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Service ceiling: 5,500 m (18,000 ft)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

g limits: +6/-4G^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

Rate of climb: 6.5 m/s (1,280 ft/min)^[source]Grob G 120 · Specifications (G 120A); only the objects and conditions stated in this passage

—

Country of origin

Germany^[source]Inventory Origin column; table 1, row 17, cell 4; revision 1377212027; retrieved 2026-10-02

Volksrepublik China^[source]Country of design · Entwurfsland

Designer

—

Aero Engine Research Institute of Guizhou Aviation Industry Corporation^[source]

Guns

—

1 × 23 mm cannon^[source]

Hardpoints

—

5 with a capacity of 2,000 kg (4,409 lb) maximum, with provisions to carry combinations of: Other: up to 3 x fuel tanks^[source]

Unstick and touchdown speed

—

260 km/h (160 mph; 140 kn)^[source]

Minimum flying speed

—

210 km/h (130 mph; 110 kn)^[source]

Wing loading

—

374.8 kg/m 2 (76.8 lb/sq ft)^[source]

Thrust/weight

—

0.00645 kN/kg (0.658 lb f /lb)^[source]

Take-off run

—

400–500 m (1,300–1,600 ft)^[source]

Landing run

—

700 m (2,300 ft)^[source]

Other

—

up to 3 x fuel tanks^[source]

Missiles

—

** Short range air-to-air missile 2 × PL-8 AAMs (on inboard pylons) 2 × PL-9 AAMs (on outboard pylons) Beyond-visual-range air-to-air missiles SD-10 (Only on FTC-2000G) Anti-radiation missiles CM-102 (Only on FTC-2000G)^[source]

Beyond-visual-range air-to-air missiles

—

SD-10 (Only on FTC-2000G)^[source]

Anti-radiation missiles

—

CM-102 (Only on FTC-2000G)^[source]

Reported operators

—

Reported operator · China
Reported operator · Myanmar
Reported operator · Sudan