Data through June 2026
Running cost · Computer Monitors · ENERGY STAR certified
ViewSonic VS20201
At the standardized usage ENERGY STAR assumes, the ViewSonic VS20201 consumes 24 kWh a year — about $4.45 at the U.S. average electricity rate ($0.37 a month). That puts it in the most efficient tenth of every certified computer monitor — 46% less electricity than the median, ranked 66 of 1530. The same unit costs $3.18 a year in Nevada but $13 in Hawaii — electricity rates, not the appliance, make the difference.
Estimated annual running cost · U.S. average rate 18.3¢/kWh
$4.45/yr
- Per month
- $0.37
- Per day
- 1¢
- Certified use
- 24 kWh/yr
- Screen size
- 15.6 in
- Panel
- IPS LCD
- On-mode power
- 7.49 W
- Sleep-mode power
- 0.23 W
What it costs in every state
| State | Rate ¢/kWh | This model $/yr | Relative cost |
|---|---|---|---|
| Alabama | 16.4¢ | $3.98 | |
| Alaska | 28.2¢ | $6.85 | |
| Arizona | 15.2¢ | $3.68 | |
| Arkansas | 14.1¢ | $3.43 | |
| California | 34.7¢ | $8.43 | |
| Colorado | 17.1¢ | $4.16 | |
| Connecticut | 24.3¢ | $5.90 | |
| Delaware | 19.3¢ | $4.68 | |
| District of Columbia | 24.4¢ | $5.92 | |
| Florida | 15.1¢ | $3.66 | |
| Georgia | 16.4¢ | $3.97 | |
| Hawaiipriciest | 52.7¢ | $13 | |
| Idaho | 14.4¢ | $3.49 | |
| Illinois | 19.9¢ | $4.83 | |
| Indiana | 17.5¢ | $4.25 | |
| Iowa | 15.9¢ | $3.87 | |
| Kansas | 15.7¢ | $3.81 | |
| Kentucky | 14.3¢ | $3.46 | |
| Louisiana | 13.5¢ | $3.27 | |
| Maine | 29.6¢ | $7.18 | |
| Maryland | 21.8¢ | $5.30 | |
| Massachusetts | 29.6¢ | $7.19 | |
| Michigan | 23.0¢ | $5.58 | |
| Minnesota | 17.5¢ | $4.25 | |
| Mississippi | 14.9¢ | $3.61 | |
| Missouri | 16.2¢ | $3.94 | |
| Montana | 15.1¢ | $3.67 | |
| Nebraska | 13.3¢ | $3.22 | |
| Nevadacheapest | 13.1¢ | $3.18 | |
| New Hampshire | 27.0¢ | $6.56 | |
| New Jersey | 24.9¢ | $6.06 | |
| New Mexico | 15.1¢ | $3.66 | |
| New York | 29.5¢ | $7.16 | |
| North Carolina | 14.7¢ | $3.58 | |
| North Dakota | 14.1¢ | $3.43 | |
| Ohio | 19.2¢ | $4.66 | |
| Oklahoma | 14.3¢ | $3.48 | |
| Oregon | 16.3¢ | $3.96 | |
| Pennsylvania | 21.7¢ | $5.27 | |
| Rhode Island | 29.2¢ | $7.09 | |
| South Carolina | 15.6¢ | $3.77 | |
| South Dakota | 15.4¢ | $3.73 | |
| Tennessee | 14.1¢ | $3.41 | |
| Texas | 15.9¢ | $3.87 | |
| Utah | 13.4¢ | $3.24 | |
| Vermont | 24.4¢ | $5.93 | |
| Virginia | 17.2¢ | $4.18 | |
| Washington | 14.9¢ | $3.62 | |
| West Virginia | 15.4¢ | $3.75 | |
| Wisconsin | 19.6¢ | $4.75 | |
| Wyoming | 15.2¢ | $3.70 |
Certified models closest in efficiency
| Model | kWh/yr | $/yr (US avg) |
|---|---|---|
| ELO ET1504L | 24 | $4.46 |
| Sharp DD-E224Fmost efficient | 24 | $4.44 |
| AOC 16T3EA | 24 | $4.41 |
| ELO ET1509L | 24 | $4.49 |
| WACOM DTK168 | 25 | $4.49 |
| Acer V206HQL | 24 | $4.40 |
Run your own numbers
Your rate, your numbers
- Per day
- 1¢
- Per month
- $0.37
- Per year
- $4.40
24 kWh/yr × 18.3¢/kWh = $4.40/yr
Prefilled with this model's certified 24 kWh/yr — adjust if your usage differs from the DOE test basis. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
Questions, answered with the data
- How much electricity does the ViewSonic VS20201 use?
- ENERGY STAR certifies the ViewSonic VS20201 at 24 kWh per year. The certified annual kWh (TEC) assumes the monitor is on 35% of the day and asleep the other 65%, per the ENERGY STAR test basis.
- How much does the ViewSonic VS20201 cost to run per month?
- About $0.37 a month at the U.S. average residential rate (18.3¢/kWh) — 1¢ a day, or $4.45 a year. Your state's rate moves this up or down; see the table above.
- Is the ViewSonic VS20201 energy efficient?
- It uses 46% less electricity than the median certified computer monitor, placing it in the top 10% of certified models.
- What does the ViewSonic VS20201 cost to run in the cheapest vs. priciest state?
- At current residential rates it costs about $3.18 a year in Nevada (13.1¢/kWh) and $13 in Hawaii (52.7¢/kWh).