Hyundai Elantra 2020 G1.6 Smartstream (CN7)

Hyundai Elantra 2020 1.6 petrol description

Sedan Hyundai Elantra 2020 G1.6 Smartstream has been produced from 2020 to 2023. It has four-cylinder petrol engine with displacement of 1.6 litres, which produces power of 123 horsepower on 6300 rpm and torque 154 Nm (Newton metres) on 4500 revolutions per minute.

This 4-cylinder 16-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system, this is an atmospheric engine (without turbine). Engine versions compliant with Euro 5 and Euro 6 emission standards available. Engine lifespan (mileage before major repairs or overhaul) can last from 220 up to 370 thousand kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs 
This Hyundai Elantra 1.6 engine oil type is 5W-30 and oil capacity is 3.4 litres.

Hyundai Elantra 2020 G1.6 Smartstream has front wheel drive (FWD) and manual gearbox with 6 gears.

With the same engine there is also Hyundai Elantra version with automatic gearbox (Hyundai Elantra 2020 G1.6 Smartstream Automatic AT) available
Hyundai Elantra 2020

Hyundai Elantra 2020 G1.6 Smartstream technical data

Model: Hyundai Elantra G1.6 Smartstream
Body style: Sedan
Production period: 2020. January ... 2023. December 
Engine: 1598 cm3 Petrol, 4 cylinders CO2 emissions: no data
Power: 123 HP ON 6300 RPM Torque: 154 NM ON 4500 RPM
Gearbox: Manual gearbox (6 gears) Drive type: Front wheel drive (FWD)
Top speed: no data Acceleration 0-100 km/h: no data
Fuel consumption (l/100km): no data
Car dimensions: 4.68m (length) 1.83m (width) 1.42m (height)
Turning diameter: 11.7 meters
Ground clearance: 140 mm (approximate, with standard suspension, unladen vehicle)
Seats: 5 seats
Gross weight: 1720 kg Net weight: 1160 kg Load capacity: 560 kg

Hyundai Elantra 2020 G1.6 Smartstream engine G4FM

Engine reliability:

Overall, this engine can last around 220,000 to 370,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
Engine displacement 1598 cm3
Number of cylinders 4
Bore (cylinder diameter) 75.6 mm
Stroke length (piston move) 89 mm
Compression ratio 11.2 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

Fuel system Injection
Hyundai Elantra 2020 G1.6 Smartstream oil type 5W-30
Oil capacity 3.4 litres (3.6 quarts)
Coolant capacity 6.8 litres (7.2 quarts)
Power 123 HP ON 6300 RPM
Torque 154 NM ON 4500 RPM
Start of production (year) 2018
Duration of production 8 years

Often in the first years of production, engines tend to have various constructive problems, so it is recommended to choose a car with this engine from 2021 onwards.

All Hyundai Elantra sedan [2020 - 2023] modifications

Modification Engine Power Consumption Gearbox
Hyundai Elantra 2020 1.6 GDI

Most fuel efficient version

1.6 Petrol
HEV hybrid engine
104 HP 4.7 l/100km Automatic (6)
Hyundai Elantra 2020 G1.6 Smartstream 1.6 Petrol 123 HP - Manual (6)
Hyundai Elantra 2020 G1.6 Smartstream Automatic 1.6 Petrol 123 HP - Automatic
Hyundai Elantra 2020 1.6 Gamma 1.6 Petrol 128 HP - Manual (6)
Hyundai Elantra 2020 1.6 Gamma Automatic 1.6 Petrol 128 HP - Automatic (6)
Hyundai Elantra 2020 1.6 Turbo GDI 1.6 Petrol 201 HP 8.4 l/100km Manual (6)
Hyundai Elantra 2020 1.6 Turbo GDI Automatic 1.6 Petrol 201 HP 7.6 l/100km Automatic (7)
Hyundai Elantra 2020 2.0 MPI 2.0 Petrol 147 HP 6.7 l/100km Automatic
Hyundai Elantra 2020 G2.0 Smartstream 2.0 Petrol 159 HP - Manual (6)
Hyundai Elantra 2020 G2.0 Smartstream Automatic 2.0 Petrol 159 HP - Automatic (6)
Hyundai Elantra 2021 N 2.0 Turbo GDI Jan 2021 — Dec 2023

Most powerfull version (276 HP)

2.0 Petrol 276 HP 9.4 l/100km Manual (6)
Hyundai Elantra 2021 N 2.0 Turbo GDI Automatic Jan 2021 — Dec 2023

Most powerfull version (276 HP)

2.0 Petrol 276 HP 10.2 l/100km Automatic (8)
Hyundai Elantra 2020 reviews
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