Hyundai Smartstream engine

The Hyundai Smartstream is a gasoline and diesel automobile engine branding used by Hyundai since 2018. An all-aluminum engine of Hyundai Motor Company debuted in the third-generation Hyundai i30 hatchback (codenamed PD), which was unveiled in 2018 at the Paris Motor Show.

Smartstream G1.0 (G3LD)
The Smartstream G1.0 MPI is a naturally aspirated 998 cc inline 3-cylinder engine with multi-port injection (MPi); the engine makes 76 PS at 6,200 rpm and 9.7 kgm of torque at 3,750 rpm. It has been developed from the Kappa family.

Applications
 * Hyundai Casper (AX1) (2021–present)
 * Hyundai i10 (AC3) (2020–present)
 * Kia Picanto/Morning (JA) (2020–present)

Smartstream G1.0T (G3LE/G3LF)
The Smartstream G1.0 T-GDI is a turbocharged inline 3-cylinder engine with gasoline direct injection (GDi); the engine makes 120 PS at 6,000 rpm and 17.5 kgm of torque between 1,500 and 4,000 rpm. A detuned version with 100 PS between 4,500 and 6,000 rpm is also available for some applications.

Applications
 * Hyundai Bayon (BC3 CUV) (2021–present)
 * Hyundai i10 (AC3) (2020–present)
 * Hyundai i20 (BC3) (2020–present)
 * Hyundai i30 (PD) (2020–present)
 * Hyundai Kona (OS) (2020–2023)
 * Hyundai Kona (SX2) (2023–present)
 * Kia Ceed (CD) (2020–present)
 * Kia Picanto (JA) (2020–present)
 * Kia Stonic (YB CUV) (2020–present)

Smartstream G1.2 (G4LF)
The Smartstream G1.2 MPI is a naturally aspirated 1197 cc inline 4-cylinder engine with MPi; the engine makes 83 PS at 6,300 rpm and 11.7 - 12 kgm of torque at 4,200 rpm.

Applications
 * Hyundai Bayon (BC3 CUV) (2021–present)
 * Hyundai Exter (AI3 CUV) (2023–present)
 * Hyundai i20 (BC3) (2020–present)
 * Kia Picanto (JA) (2020–present)
 * Kia Rio (YB) (2020–present)
 * Kia Sonet (QY) (2020–present)
 * Kia Stonic (YB CUV) (2020–present)

Smartstream G1.4T (G4LD)
The Smartstream G1.4 T-GDI is a turbocharged inline 4-cylinder engine with GDi; the engine makes 140 PS at 6,000 rpm and 24.7 kgm of torque between 1,500 and 3,200 rpm.

Applications
 * Hyundai Elantra (CN7) (2020–present)
 * Kia Carens (KY) (2022–present)
 * Kia Seltos (SP2i) (2019–present)

Smartstream G1.5 (G4FL/G4LG)
The Smartstream G1.5 MPi (G4FL) is a naturally aspirated 1497 cc inline 4-cylinder engine that carries a bore and stroke of 75.6 mm and 83.4 mm respectively and a 10.5:1 compression ratio; it makes 115 PS at 6,300 rpm and 14.7 kgm of torque at 4,500 rpm. Developed from the Gamma family, it is also marketed as the 1.5 Smartstream Gamma II engine.

The Smartstream G1.5 DPi (G4LG) is a naturally aspirated 1498 cc inline 4-cylinder engine with both GDi and MPi from the Kappa family; it makes 110 PS at 6,000 rpm and 14.7 kgm of torque at 3,500 rpm. It is produced by Kia Slovakia in Žilina.

Applications (G4FL)
 * Hyundai Accent/Verna (HCi) (2020–present)
 * Hyundai Creta/ix25 (SU2c/SU2i/SU2id) (2019–present)
 * Hyundai Elantra (CN7) (2020–present)
 * Hyundai Stargazer (KS) (2022–present)
 * Hyundai Verna (BN7) (2023–present)
 * Kia Carens (KY) (2022–present)
 * Kia K3 (BD) (2018–present)
 * Kia Seltos/KX3 (SP2i/SP2c) (2019–present)
 * Kia Sonet (QY) (2020–present)

Applications (G4LG)
 * Hyundai i30 (PD) (2020–present)

Smartstream G1.5T (G4LH/G4FS)
The Smartstream G1.5 T-GDI (G4LH) is a turbocharged 1482 cc inline 4-cylinder engine with GDi from the Kappa family that carries a bore and stroke of 71.6 mm and 92 mm respectively and a 10.5:1 compression ratio; it makes 160 PS at 5,500 rpm and 25.8 kgm of torque between 1,500 and 3,000 rpm. It is produced by Kia Slovakia in Žilina.

The Smartstream G1.5 T-GDI (G4FS) is a turbocharged 1497 cc inline 4-cylinder engine with GDi that carries a bore and stroke of 75.6 mm and 83.4 mm respectively and a 10.5:1 compression ratio; it makes 170 PS at 5,500 rpm and 25.8 kgm of torque between 1,500 and 4,000 rpm. A high output version that makes 200 PS at 6,000 rpm and 25.8 kgm of torque between 2,200 and 4,000 rpm is also available for some applications. The engine is based on the Smartstream G1.5 MPi (G4FL) engine from the Gamma family, and mainly used in the Chinese market.

Applications (G4LH)
 * Hyundai Alcazar (SU2 LWB) (2023–present)
 * Hyundai Creta (SU2i) (2024–present)
 * Hyundai i30 (PD) (2020–present)
 * Hyundai Verna (BN7) (2023–present)
 * Kia Ceed (CD) (2020–present)
 * Kia Carens (KY) (2023–present)
 * Kia Seltos (SP2i) (2023–present)

 Applications (G4FS) 
 * Hyundai Custo/Custin (KU) (2021–present)
 * Hyundai Lafesta N-Line (SQ) (2022–present)
 * Hyundai Mistra (DU2) (2020–present)
 * Hyundai Sonata (DN8) (2020–present)
 * Hyundai Tucson (NX4) (2021–present)
 * Kia K5 (DL3) (2020–present)
 * Kia Sportage Ace (NP) (2021–present)

Smartstream G1.6 (G4FM)
The Smartstream G1.6 MPi (G4FM) is a 1598 cc engine with 11.2:1 compression ratio, the engine makes 123 PS at 6,300 rpm and 15.7 kgm of torque at 4,500 rpm.

The Smartstream G1.6 DPi makes 122 PS at 6,300 rpm and 15.6 kgm of torque at 4,500 rpm.

It features technologies such as CVVT (Continuously Variable Valve Timing), DPFI (Dual-Port Fuel Injection), HTCS (High Tumble Combustion System), ITMS (Integrated Thermal Management System).

 Applications (MPi) 


 * Hyundai Elantra (AD) (2018–2020)
 * Hyundai Elantra (CN7) (2020–present)
 * Hyundai Venue (QX) (2019–present)
 * Kia Forte/Cerato/K3 (BD) (2018–present)
 * Kia K3 (BL7) (2023–present)

 Applications (DPi) 


 * Hyundai Accent/Verna (HC) (2019–2022)
 * Hyundai Venue (QX) (2019–present)

Smartstream G1.6T (G4FP)
The Smartstream G1.6 T-GDI replaced the 1.6 Gamma T-GDI engine. It is a 1598 cc turbocharged inline 4-cylinder engine with GDi that carries a bore and stroke of 75.6 mm and 89 mm respectively and a 10.0(±0.2):1 compression ratio. This is the world's first production engine to use Continuously Variable Valve Duration (CVVD) technology, allowing it to adjust how long its intake valves remain open independently of timing and lift. Hyundai claims a 4% increase in performance, 5% increase in efficiency, and a 12% decrease in tailpipe emissions due to this technology.

The engine makes 180 PS at 5,500 rpm with 27 kgm of torque between 1,500 and 4,500 rpm. Higher output versions that makes 195 PS at 6,000 rpm with 27 kgm of torque between 1,600 and 4,500 rpm or 204 PS at 6,000 rpm with 28 kgm of torque between 1,500 and 4,500 rpm are also available depending on application.

 Applications 


 * Hyundai Elantra (CN7) (2020–present)
 * Hyundai Kona (OS) (2020–2023)
 * Hyundai Kona (SX2) (2023–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Hyundai Tucson (NX4) (2020–present)
 * Hyundai i20 N (BC3) (2021–present)
 * Kia K5 (DL3) (2019–present)
 * Kia Seltos (SP2) (2022–present)
 * Kia Sportage (NQ5) (2021–present)

Smartstream G2.0 (G4NJ/G4NL/G4NM/G4NS)
The Smartstream G2.0 MPi (G4NJ/G4NL) is an inline 4-cylinder engine with MPi and a 10.3:1 compression ratio; the engine makes 152 PS at 6,200 rpm and 19.6 kgm of torque at 4,000 rpm.

The Smartstream G2.0 MPi CVVL (G4NM) adds CVVL to the G2.0 MPi engine; the engine makes 160 PS at 6,500 rpm and 20 kgm of torque at 4,800 rpm.

The Smartstream G2.0 MPi Atkinson Cycle (G4NS) is an inline 4-cylinder engine with MPi and a 12.5:1 compression ratio; the engine makes 149 PS at 6,200 rpm and 18.3 kgm of torque at 4,500 rpm.

 Applications (G4NJ/G4NL) 
 * Hyundai Alcazar (SU2 LWB) (2021–present)
 * Hyundai Creta (SU2b) (2021–present)
 * Hyundai Elantra (CN7) (2020–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Hyundai Tucson (NX4) (2021–present)
 * Kia K5 (DL3) (2019–present)
 * Kia Sportage (NQ5) (2021–present)

 Applications (G4NM) 
 * Hyundai Mufasa (NU2) (2023–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Kia K5 (DL3) (2019–present)

 Applications (G4NS) 
 * Hyundai Elantra (CN7) (2020–present)
 * Hyundai Kona (OS) (2020–2023)
 * Hyundai Kona (SX2) (2023–present)

Smartstream G2.0T (G4NN)
The Smartstream G2.0 T-GDi is a turbocharged inline 4-cylinder engine with GDi; the engine makes 233-240 PS at 6,000 rpm and 36 kgm of torque between 1,500 and 4,000 rpm. It is built by Hyundai Wia Shandong.

 Applications 
 * Hyundai Custo/Custin (KU) (2021–present)
 * Hyundai Santa Fe (TM) (2020–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Kia Carnival (KA4) (2021–present)
 * Kia K5 (DL3) (2020–present)
 * Kia Sportage (NQ5) (2021–present)

Smartstream G2.5 (G4KM/G4KN)
Comes in two versions, 2.5 MPi (G4KM) and 2.5 GDi (G4KN), Bore is 88.5 mm with a 101.5 mm stroke.

The Smartstream G2.5 MPi is an inline 4-cylinder engine with multi-port injection and a 10.5:1 compression ratio; the engine makes 179.5 PS at 6,000 rpm and 23.7 kgm of torque at 4,000 rpm.

The Smartstream G2.5 GDi is an inline 4-cylinder engine with both direct and multi-port injection and a 13.0:1 compression ratio; the engine makes 194 PS at 6,100 rpm and 25 kgm of torque at 4,000 rpm in the Sonata, for the Azera and Cadenza the engine makes 198 PS at 6,100 rpm and 25.3 kgm of torque at 4,000 rpm.

 Applications (G4KM)
 * Hyundai Santa Fe (TM) (2020–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Kia Sorento (MQ4) (2020–present)

 Applications (G4KN)
 * Hyundai Grandeur/Azera (IG) (2019–2022)
 * Hyundai Grandeur/Azera (GN7) (2022–present)
 * Hyundai Santa Cruz (2021–present)
 * Hyundai Santa Fe (TM) (2020–2023)
 * Hyundai Santa Fe (MX5) (2023–present)
 * Hyundai Sonata (DN8) (2019–present)
 * Hyundai Tucson (NX4) (2020–present)
 * Kia K5 (DL3) (2019–present)
 * Kia K8 (GL3) (2021–present)
 * Kia Sorento (MQ4) (2020–present)

Smartstream G2.5T (G4KP)
The Smartstream G2.5 T-GDi is a turbocharged inline 4-cylinder engine for FWD applications, the engine makes 281 PS at 6,000 rpm and 43 kgm of torque between 1,750 and 4,000 rpm for SUV applications with a 10.0:1 compression ratio while it makes 290 - 294 PS at 5,800 rpm and 43 kgm of torque between 1,650 and 4,000 rpm for other applications with a 10.5:1 compression ratio.

 Applications 


 * Hyundai Santa Cruz (2021–present)
 * Hyundai Santa Fe (TM) (2020–2023)
 * Hyundai Santa Fe (MX5) (2023–present)
 * Hyundai Sonata (DN8) (2020–present)
 * Kia K5 (DL3) (2020–present)
 * Kia Sorento (MQ4) (2020–present)

Smartstream FR G2.5T (G4KR)
The Smartstream G2.5 FR T-GDi. is a turbocharged inline 4-cylinder engine for RWD applications with both GDi and MPi and a 10.5:1 compression ratio; the engine makes 304 PS at 6,000 rpm and 43 kgm of torque between 1,650 and 4,000 rpm.

 Applications 


 * Genesis G70 (IK) (2023–present)
 * Genesis G80 (RG3) (2020–present)
 * Genesis GV70 (JK1) (2020–present)
 * Genesis GV80 (JX1) (2020–present)
 * Kia Stinger (CK) (2020–2023)

Smartstream G3.5 (G6DT/G6DU)
The Smartstream G3.5 is a V6 for FWD based applications. Bore is 92 mm with a 87 mm stroke.

The Smartstream G3.5 GDi (G6DT) compression ratio is 12.3:1 and makes 294 PS at 6,400 rpm and 36.2 kgm of torque at 5,200 rpm, for the Kia K8 application it makes 300 PS at 6,400 rpm and 36.6 kgm of torque at 5,000 rpm.

The Smartstream G3.5 MPi (G6DU) makes 272 PS at 6,400 rpm and 33.8 kgm of torque at 5,000 rpm.

 Applications (G6DT)
 * Hyundai Grandeur/Azera (GN7) (2022–present)
 * Kia Carnival (KA4) (2020–present)
 * Kia K8 (GL3) (2021–present)

 Applications (G6DU)
 * Hyundai Santa Fe (TM) (2020–present)
 * Hyundai Staria (US4) (2021–present)
 * Kia Carnival (KA4) (2020–present)
 * Kia Sorento (MQ4) (2020–present)

Smartstream FR G3.5T (G6DS)
The Smartstream G3.5 FR T-GDI is a twin turbocharged 6-cylinder engine for RWD applications with an 11.0:1 compression ratio; the engine makes 380 PS at 6,000 rpm and 54 kgm of torque between 1,300 and 4,500 rpm.

Compared to the 3.3L Lambda II RS T-GDi predecessor, peak power is up by 10 PS while the peak torque is up by 2 kgm, at the same time fuel economy is improved by 6.1%, this engine replaces the GDi only fuel injection to dual fuel injection technology that combines the advantages of the GDi system that directly injects fuel into the combustion chamber and the MPi system that injects the inlet port of the combustion chamber. The thermostat was upgraded to an ITM unit and the high pressure pump pressure was increased from 200 bar to 250 bar. The intercooler was upgraded to a water-cooled unit from an air cooler unit, which increases the unique responsiveness of the turbocharger. Finally the Smartstream FR G3.5T is rated ULEV50 for emissions versus the ULEV70 rating for the 3.3L Lambda II RS T-GDi.

This engine is currently exclusive to Genesis, a subsidiary of Hyundai.

 Applications 
 * Genesis G80 (RG3) (2020–present)
 * Genesis GV70 (JK1) (2020–present)
 * Genesis GV80 (JX1) (2020–present)
 * Genesis G90 (RS4) (2021–present)

Smartstream FR G3.5T e-S/C (G6DV)
Similar to the Smartstream G3.5 FR T-GDI but with an additional 48V electric supercharger; the engine makes 415 PS at 5,800 rpm and 56 kgm of torque between 1,300 and 4,500 rpm.

 Applications 
 * Genesis G90 (RS4) (2022–present)
 * Genesis GV80 Coupe (JX1) (2023–present)

Smartstream G1.6 Hybrid/Plug-in Hybrid (G4LE/G4LL)
The Smartstream G1.6 GDI Hybrid (G4LE) combines a Smartstream G1.6 engine producing 105 PS at 5,700 rpm and 15 kgm at 4,000 rpm, 44 PS 17.3 kgm electric motor and a 1.32KWh battery for a total combined system power of 141 PS @ 5,700 rpm with 27 kgm of torque.

The Smartstream G1.6 GDI Plug-in Hybrid (G4LE) combines a Smartstream G1.6 engine, 60 PS 17.3 kgm electric motor and a 12.9KWh battery.

The Smartstream G1.6 GDI Hybrid (G4LL) combines a Smartstream G1.6 engine producing 105 PS at 5,700 rpm and 14.7 kgm at 4,000 rpm, 57 PS electric motor and a 1.32KWh battery for a total combined system power of 141 PS @ 5,700 rpm with 27 kgm of torque @ 4,400 rpm.

The Smartstream G1.6 GDI Plug-in Hybrid (G4LL) combines a Smartstream G1.6 engine producing 105 PS at 5,700 rpm and 14.7 kgm at 4,000 rpm, 113 PS 20.7 kgm electric motor and a 11.1KWh battery for a total combined system power of 182 PS @ 5,700 rpm with 27 kgm of torque @ 4,400 rpm.

 Applications (G4LE)
 * Hyundai Elantra Hybrid (CN7) (2020–present)
 * Hyundai Kona (OS) (2020–2023)
 * Kia K3 Hybrid (BD) (2020–present)
 * Kia Niro Hybrid (DE) (2016–2021)

 Applications (G4LL)
 * Hyundai Kona (SX2) (2023–present)
 * Kia Niro Hybrid (SG2) (2021–present)

Smartstream G1.6T Hybrid/Plug-in Hybrid (G4FT/G4FU)
The Smartstream G1.6 T-GDi Hybrid combines a Smartstream G1.6 T-GDi with an electric motor that makes 60 PS between 1,600 rpm and 2,000 rpm with 26.9 kgm of torque between 0 and 1,600 rpm plus a 1.49KWh battery pack. Total combined system power is 230 PS at 5,500 rpm with 35.7 kgm of torque between 1,500 and 4,400 rpm.

The engine which is installed in the Staria Hybrid features a more powerful electric motor which is rated 74 PS with 31 kgm of torque. Total combined system power is 245 PS at 5,500 rpm with 37.4 kgm of torque.

The Smartstream G1.6 T-GDI Plug-in Hybrid combines a Smartstream G1.6 T-GDI with an electric motor that makes 91 PS between 2,100 and 3,300 rpm with 31 kgm of torque between 0 and 2,100 rpm plus a 13.8KWh battery pack. Total combined system power is 265 PS with 35.7 kgm of torque.

 Applications 
 * Hyundai Grandeur/Azera Hybrid (GN7) (2022–present)
 * Hyundai Santa Fe Hybrid (TM) (2020–2023)
 * Hyundai Santa Fe Hybrid (MX5) (2023–present)
 * Hyundai Staria Hybrid (2024–present)
 * Hyundai Tucson Hybrid (NX4) (2020–present)
 * Kia K8 Hybrid (2021–present)
 * Kia Sorento Hybrid (MQ4) (2020–present)
 * Kia Sportage Hybrid (NQ5) (2021–present)

Smartstream G2.0 Hybrid (G4NR)
The Smartstream G2.0 GDi HEV is an inline 4-cylinder engine with GDi and 14.0:1 compression ratio; the gasoline engine makes 152 PS at 6,000 rpm and 19.2 kgm of torque at 5,000 rpm.

The electric motor in the hybrid engine makes 51 PS between 1,770 and 2,000 rpm and 20.9 kgm of torque between 0 and 1,770 rpm for a total system output of 195 PS at 6,000 rpm and 37.5 kgm.

In the plug-in hybrid version the electric motor makes 68 PS between 1,770 and 2,000 rpm and 20.9 kgm of torque between 0 and 1,770 rpm for a total system output of 205 PS at 6,000 rpm.

 Applications 
 * Hyundai Sonata Hybrid (DN8) (2019–present)
 * Kia K5 Hybrid (DL3) (2020–present)

Smartstream L2.0 (L4NB)
The Smartstream L2.0 is similar to the G2.0 MPi but comes with LPi injection instead, the engine makes 146 PS at 6,000 rpm and 19.5 kgm of torque at 4,200 rpm.

 Applications 
 * Hyundai Sonata (DN8) (2019–present)
 * Kia K5 (DL3) (2019–present)
 * Kia Sportage (NQ5) (2022–present)

Smartstream L3.5 (L6DC)
The Smartstream L3.5 is the LPG variant of the G3.5 engine, the engine makes 240 PS at 6,000 rpm and 32 kgm of torque at 4,500 rpm.

 Applications 
 * Hyundai Grandeur (GN7) (2022–present)
 * Hyundai Staria (US4) (2021–present)
 * Kia K8 (GL3) (2021–present)

Smartstream D1.5
The Smartstream D1.5 VGT version makes 115 PS at 4,000 rpm and 25.5 kgm of torque between 1,500 and 2,750 rpm, while the WGT version makes 100 PS at 4,000 rpm and 24.5 kgm of torque between 1,500 and 2,750 rpm. It belongs to the Hyundai U engine family.

 Applications 


 * Hyundai Alcazar (SU2 LWB) (2021–present)
 * Hyundai Creta (SU2) (2020–present)
 * Hyundai i20 (BI3) (2020–present)
 * Hyundai Venue (QXi) (2020–present)
 * Hyundai Verna (HCi) (2020–present)
 * Kia Carens (KY) (2022–present)
 * Kia Seltos (SP2i) (2019–present)
 * Kia Sonet (QY) (2020–present)

Smartstream D1.6 (D4FE)
The Smartstream D1.6 features a new integrated thermal management system and is lighter than its predecessor thanks to an engine block constructed from aluminum. The engine uses a long life timing belt to drive the camshafts and makes 136 PS at 4,000 rpm and 32.6 kgm of torque between 2,000 and 2,250 rpm.

 Applications 


 * Hyundai i30 (PD) (2019–present)
 * Hyundai i40 (2018–2019)
 * Hyundai Kona (OS) (2020–2023)
 * Hyundai Tucson (TL) (2018–2020)
 * Hyundai Tucson (NX4) (2020–present)
 * Kia Ceed (CD) (2019–present)
 * Kia K3 (BD) (2018–present)
 * Kia Sportage (QL) (2018–2021)
 * Kia Sportage (NQ5) (2021–present)
 * Kia Stonic (YB CUV) (2018–present)

Smartstream D2.0 (D4HD)
The Smartstream D2.0 makes 186 PS at 4,000 rpm and 42.5 kgm of torque between 2,000 and 2,750 rpm.

 Applications 


 * Hyundai Tucson (NX4) (2020–present)
 * Kia Sportage (NQ5) (2021–present)

Smartstream D2.2 (D4HE/D4HH)
The Smartstream D2.2 features an aluminium block versus the older R II 2.2L engine and therefore it is 38 kg lighter, the engine compression ratio is 16.0:1 and the fuel pressure was increased to 2,200 bar. The engine switched back to a timing belt instead of a timing chain.

The D4HE and D4HH engines produce 202 PS at 3,800 rpm and 45 kgm of torque between 1,750 and 2,750 rpm.

Applications
 * Hyundai Santa Fe (TM) (2020–present)
 * Kia Carnival (KA4) (2020–present)
 * Kia Sorento (MQ4) (2020–present)

Smartstream FR D2.2 (D4HF)
The D4HF is for RWD based applications and the engine produce 210 PS at 3,800 rpm and 45 kgm of torque between 1,750 and 2,750 rpm.

Applications
 * Genesis G80 (RG3) (2020–2021)
 * Genesis GV70 (JK1) (2020–present)

Smartstream D3.0 (D6JA)
The Smartstream D3.0 is a turbocharged inline 6-cylinder diesel engine with a bore of 83 mm and 92.3 mm stroke respectively; the engine makes 278 PS at 3,750 rpm and 60 kgm of torque between 1,500 and 3,250 rpm, since 2022 the power rating was revised to 273 PS at 3,800 rpm.

This engine is 32 kg lighter than its predecessor and friction is reduced by water-cooled technology Intercooler. EGR and SCR system is applied to reduce the fuel consumption and fuel pressure was increased from 1,800 bar to 2,200 bar.

 Applications 


 * Genesis GV80 (JX1) (2020–2023)