How to calculate depreciation of electric vehicles
With the popularity of electric vehicles, more and more consumers are paying attention to the depreciation issue of electric vehicles. Understanding the depreciation calculation method of electric vehicles will not only help you make decisions when buying a car, but also make you aware of it when trading used cars. This article will introduce in detail the calculation method of electric vehicle depreciation and provide structured data for reference.
1. Basic concepts of electric vehicle depreciation

Depreciation refers to the decrease in value of a vehicle due to wear, aging and other reasons during use. The depreciation of electric vehicles is usually affected by the following factors:
1.Brand and model: Electric vehicles from well-known brands and high-performance models have lower depreciation rates.
2.Service life: The longer it is used, the higher the depreciation rate.
3.Mileage: The higher the mileage, the faster the vehicle value decreases.
4.Battery health: The battery is the core component of electric vehicles, and its health directly affects the depreciation rate.
5.Market supply and demand: Popular models usually have lower depreciation rates than less popular models.
2. Calculation method of depreciation of electric vehicles
The depreciation calculation of electric vehicles usually uses the following methods:
| Calculation method | formula | Applicable scenarios |
|---|---|---|
| straight line method | Annual depreciation = (purchase price - residual value) / useful life | Suitable for vehicles with uniform decline in value |
| double declining balance method | Annual depreciation amount = (purchase price - accumulated depreciation) × 2 / service life | Suitable for vehicles that depreciate quickly in the early stages |
| mileage method | Depreciation amount = (Purchase price - Residual value) × Actual mileage / Total expected mileage | Suitable for vehicles whose mileage has a greater impact on value |
3. Example analysis of electric vehicle depreciation
The following is an example of depreciation calculation for an electric vehicle (assuming the purchase price is 200,000 yuan, the residual value is 50,000 yuan, the service life is 5 years, and the total expected mileage is 100,000 kilometers):
| Year | Straight-line depreciation amount | Double declining balance method depreciation amount | Depreciation amount based on mileage method (assuming 20,000 kilometers driven per year) |
|---|---|---|---|
| Year 1 | 30,000 yuan | 80,000 yuan | 30,000 yuan |
| Year 2 | 30,000 yuan | 48,000 yuan | 30,000 yuan |
| Year 3 | 30,000 yuan | 28,800 yuan | 30,000 yuan |
| 4th year | 30,000 yuan | 17,280 yuan | 30,000 yuan |
| 5th year | 30,000 yuan | 10,368 yuan | 30,000 yuan |
4. How to reduce the depreciation rate of electric vehicles
1.Regular maintenance: Good maintenance can extend the life of the vehicle and reduce the depreciation rate.
2.Use batteries wisely: Avoid excessive charging and discharging to keep the battery healthy.
3.Choose popular models: Models with high market volumes usually have lower depreciation rates.
4.Keep complete records: Complete repair and maintenance records help increase used car value.
5. Summary
The depreciation calculation of electric vehicles involves a variety of factors and methods, and car buyers can choose the appropriate calculation method according to their own needs. At the same time, through reasonable maintenance and usage habits, the depreciation rate can be effectively reduced and the economic value of the vehicle can be maximized.
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