Tesla Model Y vs Tesla Model 3: cost to own in Illinois
Electricity & gas updated · Illinois averages (estimates)
Over five years in Illinois, the 2026 Tesla Model Y costs about $42,884 to own versus $40,322 for the Tesla Model 3 — a gap of roughly $2,600 in the Tesla Model 3's favor. The biggest swing is depreciation ($26,094 vs $24,219); on energy, the Model Y is rated 28 kWh/100mi against the Model 3's 25. Both use Illinois's average electricity rate here — open either model's Illinois page for the full calculator and your utility's time-of-use plan.
Over 5 years in Illinois, the Tesla Model 3 costs about $2,600 less to own.
Tesla Model Y
$42,900
5-yr cost to own · $8,580/yr
Tesla Model 3
$40,300
5-yr cost to own · $8,060/yr
5-year cost breakdown
| 5-year cost | Tesla Model Y | Tesla Model 3 |
|---|---|---|
| Depreciation (5 yr) | $26,094 | $24,219 |
| Energy (5 yr) | $4,085 | $3,648 |
| Insurance (5 yr) | $12,200 | $12,200 |
| Maintenance (5 yr) | $3,250 | $3,000 |
| Registration (5 yr) | $1,255 | $1,255 |
| Incentives | − $4,000 | − $4,000 |
| 5-year total cost to own | $42,884 | $40,322 |
Frequently asked questions
- Is the Model Y or the Model 3 cheaper to own in Illinois?
- Over five years the Tesla Model 3 is cheaper — about $40,322 versus $42,884 for the Model Y, a difference of roughly $2,600 once depreciation, energy, insurance, maintenance, and fees are counted.
- Which is more efficient, the Model Y or the Model 3?
- The Model Y is rated 28 kWh/100mi and the Model 3 25 kWh/100mi (lower is better), so annual charging runs about $817 vs $730 at Illinois rates.
- How accurate is this Model Y vs Model 3 comparison?
- Electricity prices come from EIA data refreshed monthly; depreciation, insurance, and incentives are estimates you can edit on each model's state page. Treat it as a ballpark for comparison, not a quote.