Where can I compare IE2 vs IE3 motor running costs?
The below table will provide you with everything your need to compare IE2 motors versus IE3
| pole | Kw | IE2 Efficiency @ 75% load | IE3 Effciency @ 75% Load | IE2 Running Cost | IE3 Running Cost | Annual Saving | IE3 New motor price | Payback Period (Years) |
| 2 | 0.75 | 77.4 | 80.7 | £446.00 | £427.00 | £18.22 | £129.00 | 7.08 |
| 2 | 1.1 | 79.6 | 82.7 | £636.00 | £612.00 | £23.82 | £163.00 | 6.84 |
| 2 | 1.5 | 81.3 | 84.2 | £849.00 | £819.00 | £29.22 | £193.00 | 6.6 |
| 2 | 2.2 | 83.2 | 85.9 | £1,216.00 | £1,178.00 | £38.22 | £239.00 | 6.25 |
| 2 | 3.0 | 84.6 | 87.1 | £1,631.00 | £1,584.00 | £46.81 | £292.00 | 6.24 |
| 2 | 4.0 | 85.3 | 88.1 | £2,157.00 | £2,088.00 | £68.54 | £345.00 | 5.03 |
| 2 | 5.5 | 87.0 | 89.2 | £2,907.00 | £2,836.00 | £71.71 | £452.00 | 6.3 |
| 2 | 7.5 | 88.1 | 90.1 | £3,915.00 | £3,828.00 | £86.91 | £562.00 | 6.47 |
| 2 | 11.0 | 89.4 | 92.8 | £5,659.00 | £5,451.00 | £207.32 | £587.00 | 2.83 |
| 2 | 15.0 | 90.0 | 93.4 | £7,665.00 | £7,386.00 | £279.03 | £748.00 | 2.68 |
| 2 | 18.5 | 90.9 | 93.9 | £9,360.00 | £9,061.00 | £299.04 | £889.00 | 2.97 |
| 2 | 22.0 | 91.2 | 93.9 | £11,094.00 | £10,775.00 | £319.00 | £1,048.00 | 3.29 |
| 2 | 30.0 | 92.0 | 94.9 | £14,997.00 | £14,538.00 | £458.28 | £1,415.00 | 3.09 |
| 2 | 37.0 | 92.3 | 95.2 | £18,436.00 | £17,874.00 | £561.60 | £1,745.00 | 3.11 |
| 2 | 45.0 | 92.4 | 95.2 | £22,398.00 | £21,739.00 | £658.76 | £2,026.00 | 3.08 |
| 2 | 55.0 | 93.2 | 95.4 | £27,140.00 | £26,514.00 | £625.87 | £2,459.00 | 3.93 |
| 2 | 75.0 | 93.7 | 95.4 | £36,812.00 | £36,156.00 | £655.97 | £3,677.00 | 5.61 |
| 2 | 90.0 | 94.1 | 95.6 | £43,986.00 | £43,926.00 | £690.16 | £4,422.00 | 6.41 |
| 2 | 110.0 | 94.3 | 95.7 | £53,647.00 | £52,862.00 | £784.80 | £5,386.00 | 6.86 |
| 2 | 132.0 | 94.6 | 95.9 | £64,172.00 | £63,302.00 | £869.90 | £6,508.00 | 7.48 |
| 2 | 160.0 | 94.8 | 96.1 | £77,620.00 | £76,570.00 | £1,050.01 | £8,078.00 | 7.69 |
| 2 | 200.0 | 95.0 | 96.2 | £96,821.00 | £95,613.00 | £1,207.75 | £10,135.00 | 8.39 |
| 2 | 250.0 | 95.0 | 96.3 | £121,026.00 | £119,393.00 | £1,633.79 | £12,838.00 | 7.86 |
| 2 | 315.0 | 95.0 | 96.3 | £152,493.00 | £150,435.00 | £2,058.58 | £16,136.00 | 7.84 |
| 4 | 0.75 | 79.6 | 82.5 | £433.00 | £418.00 | £15.23 | £159.00 | 10.44 |
| 4 | 1.1 | 81.4 | 84.1 | £621.00 | £602.00 | £19.95 | £200.00 | 10.02 |
| 4 | 1.5 | 82.8 | 85.3 | £833.00 | £809.00 | £24.42 | £239.00 | 8.19 |
| 4 | 2.2 | 84.3 | 86.7 | £1,200.00 | £1,167.00 | £33.22 | £272.00 | 7.19 |
| 4 | 3.0 | 85.5 | 87.7 | £1,614.00 | £1,573.00 | £40.48 | £305.00 | 7.53 |
| 4 | 4.0 | 86.6 | 88.6 | £2,124.00 | £2,076.00 | £47.95 | £364.00 | 7.59 |
| 4 | 5.5 | 87.7 | 89.6 | £2,884.00 | £2,823.00 | £61.16 | £466.00 | 7.62 |
| 4 | 7.5 | 88.7 | 90.4 | £3,889.00 | £3,816.00 | £73.13 | £573.00 | 7.84 |
| 4 | 11.0 | 89.8 | 93.0 | £5,634.00 | £5,440.00 | £193.84 | £607.00 | 3.13 |
| 4 | 15.0 | 90.6 | 93.4 | £7,614.00 | £7,386.00 | £228.26 | £774.00 | 3.39 |
| 4 | 18.5 | 91.2 | 94.0 | £9,329.00 | £9,051.00 | £277.89 | £881.00 | 2.79 |
| 4 | 22.0 | 91.6 | 94.1 | £11,046.00 | £10,752.00 | £293.45 | £1,048.00 | 3.57 |
| 4 | 30.0 | 92.3 | 94.9 | £14,948.00 | £14,538.00 | £409.53 | £1,364.00 | 2.56 |
| 4 | 37.0 | 92.7 | 95.5 | £18,356.00 | £17,818.00 | £538.20 | £1,666.00 | 3.1 |
| 4 | 45.0 | 93.1 | 95.6 | £22,229.00 | £21,648.00 | £581.31 | £2,026.00 | 3.49 |
| 4 | 55.0 | 93.5 | 95.9 | £27,053.00 | £26,376.00 | £677.03 | £2,454.00 | 2.99 |
| 4 | 75.0 | 94.0 | 95.8 | £36,694.00 | £36,005.00 | £689.45 | £3,557.00 | 5.16 |
| 4 | 90.0 | 94.2 | 96.0 | £43,939.00 | £43,116.00 | £823.87 | £4,153.00 | 5.04 |
| 4 | 110.0 | 94.5 | 96.3 | £53,533.00 | £52,533.00 | £1,000.62 | £5,157.00 | 5.15 |
| 4 | 132.0 | 94.7 | 96.4 | £64,104.00 | £62,974.00 | £1,130.47 | £6,220.00 | 4.56 |
| 4 | 160.0 | 94.9 | 96.4 | £77,538.00 | £76,332.00 | £1,206.51 | £7,457.00 | 6.18 |
| 4 | 200.0 | 95.1 | 96.5 | £96,719.00 | £95,316.00 | £1,403.18 | £9,548.00 | 6.8 |
| 4 | 250.0 | 95.1 | 96.6 | £120,899.00 | £119,022.00 | £1,877.31 | £11,913.00 | 6.35 |
| 4 | 315.0 | 95.1 | 96.7 | £152,333.00 | £149,812.00 | £2,520.50 | £15,301.00 | 6.07 |
| 6 | 0.75 | 75.9 | 78.9 | £454.00 | £437.00 | £17.28 | £173.00 | 10.01 |
| 6 | 1.1 | 78.1 | 81.0 | £648.00 | £625.00 | £23.19 | £214.00 | 9.23 |
| 6 | 1.5 | 79.8 | 82.5 | £864.00 | £836.00 | £28.29 | £245.00 | 8.66 |
| 6 | 2.2 | 81.8 | 84.3 | £1,237.00 | £1,200.00 | £36.68 | £308.00 | 8.4 |
| 6 | 3.0 | 83.3 | 85.6 | £1,656.00 | £1,612.00 | £44.50 | £390.00 | 6.92 |
| 6 | 4.0 | 84.6 | 86.8 | £2,174.00 | £2,119.00 | £55.11 | £478.00 | 8.67 |
| 6 | 5.5 | 86.0 | 88.0 | £2,941.00 | £2,874.00 | £66.85 | £590.00 | 7.15 |
| 6 | 7.5 | 87.2 | 91.5 | £3,956.00 | £3,770.00 | £185.89 | £627.00 | 3.17 |
| 6 | 11.0 | 88.6 | 91.8 | £5,710.00 | £5,511.00 | £199.04 | £842.00 | 4.23 |
| 6 | 15.0 | 89.7 | 92.5 | £7,691.00 | £7,458.00 | £232.80 | £1,085.00 | 3.62 |
| 6 | 18.5 | 90.4 | 93.2 | £9,412.00 | £9,129.00 | £282.75 | £1,326.00 | 3.84 |
| 6 | 22.0 | 90.9 | 93.7 | £11,131.00 | £10,856.00 | £274.68 | £1,576.00 | 3.99 |
| 6 | 30.0 | 91.7 | 94.7 | £15,046.00 | £14,569.00 | £476.64 | £2,078.00 | 3.31 |
| 6 | 37.0 | 92.2 | 95.0 | £18,456.00 | £17,912.00 | £543.96 | £2,476.00 | 3.82 |
| 6 | 45.0 | 92.7 | 94.9 | £22,325.00 | £21,808.00 | £517.55 | £3,249.00 | 6.28 |
| 6 | 55.0 | 93.1 | 95.1 | £27,169.00 | £26,598.00 | £571.38 | £3,974.00 | 6.96 |
| 6 | 75.0 | 93.7 | 95.3 | £36,812.00 | £36,194.00 | £618.03 | £5,326.00 | 8.62 |
| 6 | 90.0 | 94.0 | 95.5 | £44,033.00 | £43,341.00 | £691.62 | £6,398.00 | 9.25 |
| 6 | 110.0 | 94.3 | 95.5 | £53,647.00 | £52,973.00 | £674.10 | £7,780.00 | 11.54 |
| 6 | 132.0 | 94.6 | 95.7 | £64,172.00 | £63,434.00 | £737.61 | £9,290.00 | 12.59 |
| 6 | 160.0 | 94.8 | 95.9 | £77,620.00 | £76,730.00 | £890.33 | £11,147.00 | 12.52 |
| 6 | 200.0 | 95.0 | 96.0 | £96,821.00 | £95,813.00 | £1,008.55 | £13,887.00 | 13.77 |
| 6 | 250.0 | 95.0 | 96.0 | £121,026.00 | £119,766.00 | £1,260.69 | £17,176.00 | 13.62 |
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