This article ranks every diesel variant V3Cars tested in this round by its 50/50 mixed real-world figure, so you can compare how much each car delivers when city and highway driving are weighted equally.
Diesel real-world mileage ranking
| Rank | Model and variant | Claimed km/l | City km/l | Highway km/l | Mixed km/l | Mixed vs claim |
|---|---|---|---|---|---|---|
| 1 | Carens Clavis 1.5 turbo diesel MT | 19.54 | 19.42 | 20.50 | 19.95 | +2% |
| 2 | Seltos 1.5 diesel AT (test of 29 Aug 2026) | 20.70 | 14.01 | 18.17 | 15.82 | -24% |
| 3 | Seltos 1.5 turbo diesel AT (test of 27 Jun 2026) | 19.10 | 13.83 | 16.67 | 15.12 | -21% |
| 4 | Syros 1.5 turbo diesel AT | 17.65 | 12.05 | 15.57 | 13.59 | -23% |
| 5 | Sierra 1.5 turbo diesel AT | 19.22 | 9.95 | 21.37 | 13.58 | -29% |
| 6 | XUV 7XO 2.2 turbo diesel AT | 16.57 | 11.11 | 15.52 | 12.95 | -22% |
| 7 | Fortuner 2.8 diesel AT (4x2) | 14.40 | 11.21 | 15.29 | 12.94 | -10% |
| 8 | GLS 450d 3.0L turbo diesel, 9-speed TC automatic | 11.80 | 9.30 | 15.24 | 11.55 | -2% |
| 9 | Fortuner Legender 4WD 2.8 diesel AT | 14.20 | 8.45 | 12.55 | 10.10 | -29% |
What stands out
The best diesel result in this list is the Carens Clavis 1.5 turbo diesel MT at 19.95 km/l mixed. The lowest is the Fortuner Legender 4WD 2.8 diesel AT at 10.10 km/l mixed. The gap between them is 97%.
Cars that do well on the highway but poorly in the city are common in this list. Those are the cars to test against your own commute before buying, because the mixed figure can hide a sharp difference between the two routes.
Data notes
- Each variant was tested once. Some models have two tests and both are included as separate rows.
- Figures are tested results. Claimed figures come from V3Cars' tables.
Helpful tools and sources
- V3Cars real-world mileage test: Carens Clavis 1.5 turbo diesel MT
- V3Cars real-world mileage test: Seltos 1.5 diesel AT (test of 29 Aug 2026)
- V3Cars real-world mileage test: Seltos 1.5 turbo diesel AT (test of 27 Jun 2026)
- V3Cars real-world mileage test: Syros 1.5 turbo diesel AT
- V3Cars real-world mileage test: Sierra 1.5 turbo diesel AT
- V3Cars real-world mileage test: XUV 7XO 2.2 turbo diesel AT
- V3Cars real-world mileage test: Fortuner 2.8 diesel AT (4x2)
- V3Cars real-world mileage test: GLS 450d 3.0L turbo diesel, 9-speed TC automatic
- V3Cars real-world mileage test: Fortuner Legender 4WD 2.8 diesel AT
- V3Cars fuel efficiency reviews index
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