JAGUAR XK (2015)
Running costs, reliability data, and common problems from 332 real MOT tests.
Annual Cost
£2,607
£217/month
MOT Pass Rate
96%
Excellent
Road Tax
£760
Based on CC/year
Insurance
Grp 35-50
5000cc Petrol
Great Choice
96% pass rate, £2607/year to run. 14 points above average.
Check a specific JAGUAR XK
Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.
Annual Running Costs
~30 mpg
Based on 5000cc
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
Get an insurance quote for this JAGUAR XK
Compare quotes and find the best deal
Reliability Verdict
Excellent reliability. Very few MOT failures. That's 14 points above the national average of 82%. It also outperforms the JAGUAR brand average of 88%.
At 11 years old, 96% of JAGUAR XKs from 2015 passed their MOT first time in 2026. That's based on 332 tests across the UK. The average mileage at this age is 35,450 miles.
Got a JAGUAR XK you're looking at?
Enter the reg plate to check its specific MOT history, mileage, and health score.
How Does It Compare?
Mileage Analysis
35,450
Average miles
81,400
Expected for age
The average 2015 JAGUAR XK has 35,450 miles on the clock, which is significantly below the expected 81,400 miles for a 11-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
Looking at a specific JAGUAR XK?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
JAGUAR XK by Year
Similar Cars to Consider
Check a Specific Jaguar Xk
Enter a reg plate to get the full MOT history, health score, and mileage verification.
Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.
About the 2015 JAGUAR XK
The 2015 JAGUAR XK is a premium performance with a 5000cc petrol engine. 332 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It ranks in the top 10% of all 2015 cars for reliability.
With an average of 35,450 miles at 11 years old, JAGUAR XK owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2015 JAGUAR XK Fuel Costs
The 5000cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2015 JAGUAR XK?
Total estimated annual running cost is £2,607 (£217/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
JAGUAR XK Reliability Trend
Newer JAGUAR XKs show better MOT pass rates than older ones, with an average improvement of 7 percentage points.
Buying a Used 2015 JAGUAR XK
At 11 years old, the JAGUAR XK is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age.
Common Issues to Watch For
Based on the 2015 JAGUAR XK's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 11 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Medium riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
Rust and Corrosion
Watch outAt 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.
Suspension Bushings
Watch outRubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2015 JAGUAR XK stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| JAGUAR XK(2015) | 96% | £1592 | £760 | Grp 35-50 | £2607 |
| LAND ROVER RANGE ROVER(2017) | 91% | £1592 | £190 | Grp 35-50 | £2037-£570 |
| MERCEDES SLK(2014) | 87% | £1592 | £250 | Grp 35-50 | £2247-£360 |
| MERCEDES S-CLASS(2017) | 93% | £1592 | £190 | Grp 35-50 | £2037-£570 |
| JAGUAR F-TYPE(2014) | 94% | £1592 | £250 | Grp 35-50 | £2097-£510 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
Related Jaguar Models
Explore other Jaguar cars or similar models in the same category.
JAGUAR F-PACE
2017 · 1997cc Petrol
JAGUAR XF
2014 · 2993cc Diesel
JAGUAR XE
2016 · 1999cc Petrol
LAND ROVER RANGE ROVER
2017 · 4999cc Petrol
MERCEDES SLK
2014 · 5461cc Petrol
MERCEDES S-CLASS
2017 · 5461cc Petrol
Related Guides
In-depth articles relevant to the Jaguar Xk.
Cars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Running CostsCheapest Cars to Run in 2026: Real Data from 19.8 Million MOT Tests
9 min read
Reliability20 Most Reliable Used Cars UK 2026: Real MOT Pass Rate Rankings
10 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Check a specific JAGUAR XK
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a JAGUAR XK? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
Competitors charge £10-£20 for the same data