KIA Seltos vs Mercedes-Benz SL Roadster

A proper head-to-head in South Africa — compare price, performance, fuel economy or electric range, safety and the details that shape long-term ownership.

KIA Seltos in South Africa

KIA Seltos

1.5D EX+ Auto Diesel 7-Speed DCT Current
ZAR 599,995 ex-showroom
⚡ 85 kW 🔧 260 Nm ⛽ 19.2 km/l
VS
Mercedes-Benz SL Roadster in South Africa

Mercedes-Benz SL Roadster

SL 63 Petrol Mild Hybrid 9-Speed Automatic Current
ZAR 3,948,250 ex-showroom
⚡ 430 kW 🔧 800 Nm ⛽ 7.7 km/l
＋ Add a 3rd car

Decision summary

KIA Seltos vs Mercedes-Benz SL Roadster: the short answer

Seltos and SL Roadster are close on the comparable published fields, so buyer priorities should decide.

Seltos starts ZAR 3,558,255 cheaper Seltos from ZAR 389,995 · SL Roadster from ZAR 3,948,250

Five key differences

Exact selected derivatives
Specification Seltos SL Roadster
Maximum Power Seltos85 kW @ 4000 rpm SL Roadster430 kW
Maximum Torque Seltos260 Nm @ 1500 rpm SL Roadster800 Nm
Engine Size Seltos1493 cc SL Roadster3982 cc
Combined Fuel Economy Seltos19.2 km/l SL Roadster7.7 km/l
Ground Clearance Seltos190 mm SL Roadster115 mm

Strongest published figure in that row; no road-test winner is implied.

Independent editorial assessment

Hagalu editorial ratings

When a variant is selected, its rating out of five applies only to that exact derivative; a model-range review is not inherited. Editorial ratings are separate from the Specification Evidence Index out of 100 and are not customer ratings.

KIA Seltos

1.5D EX+ Auto

Hagalu editorial rating Not yet rated

No complete editorial rating is published for this exact variant. This is not a zero score.

How Hagalu rates cars

Mercedes-Benz SL Roadster

SL 63

Hagalu editorial rating Not yet rated

No complete editorial rating is published for this exact variant. This is not a zero score.

How Hagalu rates cars

Not yet rated means a complete review is not published; it does not mean the vehicle scored zero. Read the rating methodology.

What Each Car Gets Right (and Wrong)

Seltos

Strengths
  • Better fuel efficiency
  • Stronger published practicality figures
Weak Spots
  • Less powerful engine setup
  • Fewer listed safety features
Best suited to: Published Efficiency Published Practicality
Specification evidence leader

SL Roadster

Strengths
  • More powerful engine output
  • Stronger listed safety equipment
Weak Spots
  • Lower fuel efficiency
  • Lower published practicality figures
Best suited to: Published Performance

Which One's Right for You?

Seltos

  • Buyers prioritising the lower published fuel or energy use
  • Buyers prioritising the stronger published space and capacity figures

SL Roadster

  • Buyers prioritising the stronger published powertrain figures
  • Buyers prioritising the more complete listed safety equipment

Full Specs, Side by Side

Spec Seltos SL Roadster
Intercooler Yes -
Rev Matching No -
Performance Data Logger No -
Fuel Consumption Combined 5.2 -
Engine Start Stop Yes Yes
Engine Start Stop Button Yes Yes
Engine Start Button Illumination Yes -
Engine Check Warning Yes -
Drag Coefficient 0.34 -
Roof Load 50 kg -
Boot Space Seats Folded 1385 l -
Stabilizer Bar Yes -
Steering Response Normal -
Skid Plates No -
Side Steps No -
Spare Wheel Temporary Spare 20-inch alloy wheels
Tyre Repair Kit No -
Seatbelt Pre Tensioner Yes -
Hill Start Assist Yes -
Speed Limiter Yes -
Speed Alert System Yes -
Impact Sensing Door Unlock Yes -
Surround View Monitor Yes Yes
Adaptive Dampers No -
Wireless Charging Yes Yes
Voice Command Yes -
Voice Command Support Yes -
Digital Speedometer Yes -
Driver Display Digital Cluster -
Heads Up Display Yes -
Tachometer Yes -
Trip Computer Yes -
Multi Function Steering Yes -
Steering Mounted Controls Yes -
Air Conditioning Yes Automatic climate control
AC Type Yes Automatic climate control
Climate Control Yes Automatic climate control
Climate Zones 2 -
Rear Air Conditioning No -
Glovebox Cooling No -
Seat Type Leather Seats -
Driver Seat Height Adjustment Yes -
Rear Seat Split Yes -
Headrest Adjustable Yes -
Front Armrest Yes -
Vanity Mirror Yes -
12V Accessory Socket Yes -
Front Power Outlet Yes -
Rear Reading Lamps Yes -
Keyless Entry Yes KEYLESS-GO
Push Button Start Yes Yes
Push Button Start Yes Yes
Remote Engine Start No -
Remote Start No -
Remote Central Locking Yes -
Door Ajar Warning Yes -
Fuel Lid Opener Remote -
Boot Opener Remote -
Power Windows Yes Yes
Power Mirrors Yes -
Heated Mirrors Yes -
Electric Folding Mirrors Yes -
Electric Mirror Folding Yes -
Remote Side Mirror Yes -
Auto Dimming Irvm No -
Auto Dimming Mirror No -
Rain Sensing Wipers Yes Rain-sensing automatic wipers
Rear Window Defroster Yes -
Rear Defogger Yes -
Follow Me Home Headlamps Yes -
Tail Lamps Yes -
Automatic Headlamps Yes -
Headlamp Height Adjust Yes -
Headlamp Washer No -
Sunroof Yes Panoramic glass roof / model-specific roof
Panoramic Roof Yes Panoramic glass roof / model-specific roof
Roof Antenna Yes -
Rear Wing Yes -
Aero Kit No -
Chrome Grille Yes -
Chrome Exterior Highlights No -
Ride Mode Selection Yes -
Electric Tailgate No No
Powered Tailgate No -
Engine Warranty 7 Years / 150,000 km -
Service Reminder Yes -
Trim Level flagship -
Variant Role Flagship / premium derivative -
Accelerator 0 100 10.5 sec -
Common Rail Injection Common Rail Direct Injection -
Diff Lock No -
Difflock No -
Vdc Yes -
TPMS Yes Mercedes-Benz model-specific chassis equipment
Sonar Yes -
Automatic High Beam Yes -
Steering Column Adjustment Tilt and Telescopic -
Tilt Steering Tilt and Telescopic -
Telescopic Steering Tilt and Telescopic -
Bottle Holders 4 -
Glove Box Yes -
Manual Aircon Yes -
Intelligent Keyless Entry Yes -
Passive Entry Start Yes -
Wireless Charger Yes Yes
Lift Gate No -
Electric Fold Indicator Mirrors Yes -
Power Socket 12v Yes -
Sound System 8 13
Roof Rack Compatibility Yes -
Mirror Electric -
Rim Size 235/50 R18 20
Stabilizer Bar Front Yes -
Stabilizer Bar Rear Yes -
Sub Frame Unibody -
Vehicle To Grid Not Available -
Vehicle To Load Not Available -
One Pedal Driving Not Available -
Regenerative Braking Levels Not Available -
Rear Electric Motor Not Available -
Battery Preconditioning Not Available -
Load Bed Cover Not Available -
Tailgate Lock Not Available -
Sports Bar Not Available -
Canopy Fitment Not Available -
Bed Extender Not Available -
Source Model Column seltos -
Intelligent Battery System Not Available -
Front Diff Lock Not Available -
Rear Diff Lock Not Available -
Loadbox Depth Mm Not Available -
Load Bed Light Not Available -
Load Bed Steps Not Available -
Loadbox Rope Hooks Not Available -
Loadbox Tiedown Brackets Not Available -
Tailgate Damper Not Available -
Tow Bar Type Not Available -
Sport Plus Mode Not Available -
Unlocking Yes KEYLESS-GO
Walk Away Lock Yes -
Walk Away Auto Door Lock Yes -
Rear LED Combination Taillights Yes -
Front Wiper Yes -
Front Wipers Type Yes -
Rearview Mirror Inside No -
Vanity Mirror Illuminated Yes -
Reading Lights Rear Yes -
Centre Console Centre Armrest -
Side Impact Bars Yes -
Boot Space Seats Folded 1385 l -
Load Bed Length Not Applicable -
Load Bed Width Not Applicable -
Loadbox Length Mm Not Applicable -
Loadbox Width Mm Not Applicable -
Spec Seltos SL Roadster
Fuel Octane Requirement B7 Diesel -
Variable Valve Timing No -
Particulate Filter DPF -
Fuel Evaporation Control No -
Idle CO2 Output 143 -
CO2 Emissions 136 g/km 334 g/km
Green NCAP Rating 4 -
Start Stop System Yes -
Euro Emission Standard Euro 6 -
Noise Level 67 dB -
CO2 Emissions G Km 136 -
Hybrid System Type Not Available -

In depth: how these cars differ

This Seltos and SL Roadster comparison uses the exact derivatives selected above for South Africa. The catalogue index covers performance, efficiency, safety equipment, practicality and ownership cover only where comparable source-backed fields are present.

Performance index: Seltos 45 vs SL Roadster 100.

Efficiency index: Seltos 73 vs SL Roadster 38.

Safety-equipment index: Seltos 93 vs SL Roadster 95.

Practicality index: Seltos 60 vs SL Roadster 47.

Ownership-cover index: Seltos 71 vs SL Roadster not separately scored.

These figures are Hagalu catalogue-comparison indicators, not customer ratings, crash-test scores, resale guarantees or a substitute for a road test. Each page shows its weighted source coverage beside the result.

Specification Evidence Index

A transparent comparison of published catalogue fields. This is not a road-test score, owner rating or editorial review rating, and it appears only when every vehicle clears the same comparable-data threshold.

Evidence / 100
Evidence-index readout

SL Roadster leads by 5 points

Seltos and SL Roadster are close on the comparable published fields, so buyer priorities should decide.

Evidence leader 73 /100
Lead 5 points
Data 83% source coverage
73
#1 Evidence leader

SL Roadster

83% source coverage 2 strong categories
Best at Performance 100 Check Efficiency 38
Performance 100
Efficiency 38
Safety 95
Practicality 47
Leads by 5 points
68
#2

Seltos

99% source coverage 3 strong categories
Best at Safety 93 Check Performance 45
Performance 45
Efficiency 73
Safety 93
Practicality 60
Ownership 71
Performance 24% Safety 22% Practicality 22% Efficiency 17% Ownership 15%
Category leaders What moves the verdict
Performance SL Roadster +55 Efficiency Seltos +35 Safety SL Roadster +2 Practicality Seltos +13

Close catalogue match. Buyer priorities should decide the outcome.

Why this score View full breakdown
Evidence-index leader

SL Roadster

Performance 100/100
Efficiency 38/100
Safety 95/100
Practicality 47/100

Seltos

Performance 45/100
Efficiency 73/100
Safety 93/100
Practicality 60/100
Ownership 71/100

What the evidence means

Evidence index Mercedes-Benz SL Roadster leads the specification evidence index with 73 pts vs 68 pts for Seltos

In Hagalu's specification evidence index, SL Roadster leads. However, Seltos may suit buyers prioritising different confirmed fields. Ultimately, the right choice depends on your driving priorities in South Africa.

Related comparisons

Continue with closely related South Africa models and comparable body styles.

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SL Roadster vs X7 →
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SL Roadster vs iX →

Seltos vs SL Roadster questions

There is no universal winner. Use the comparison table to match the models and available derivatives in South Africa on price, safety equipment, space, powertrain and ownership cover. The category indicators summarise published catalogue data; they are not a road test or customer rating.

Compare the published consumption or mileage rows for the exact derivatives using the same unit and test basis. A catalogue figure is useful for like-for-like comparison, but traffic, speed, load, weather and driving style can change actual fuel use.

Compare only equipment explicitly listed for each derivative, including airbags, stability control and driver-assistance systems. Confirm the exact trim with the manufacturer, and treat any independent crash-test result separately because equipment and ratings can differ by market.

A reliable five-year total cannot be calculated from catalogue data alone. Add the exact purchase and finance cost, fuel or electricity, insurance quotes, scheduled servicing, tyres and expected resale value. Check whether the selected derivative includes a service or maintenance plan.

Use the seating, boot or load-space, ISOFIX and safety rows as a first check. Then test the exact cars with your child seats, passengers and typical luggage, because published dimensions do not show every access or comfort difference.

Compare the published power, torque and 0–100 km/h rows when they are available for both exact derivatives. Vehicle weight, gearing and power delivery also matter, so catalogue outputs alone do not establish real-world overtaking or response.