May average retail pricing for 7W LED light bulbs (equivalent to 40W incandescent) in the China market rose 4.2% on month to CNY37.4 (US$5.90), while 9W models (equivalent to 60W incandescent) increased 2.7% to CNY45.80, according to Digitimes Research.
Average retail prices for 40W- and 60W-equivalent LED light bulbs in Japan in May stood at JPY1,662 (US$16) and JPY2,423, respectively, with the former dropping 0.4% and the latter 9.6% on month, Digitimes Research indicated.
May average retail prices for 40W- and 60W-equivalent LED light bulbs in other markets were: KRW12,344 (US$11.10, down 13.2% on month) and KRW16,470 (up 0.7%) in South Korea; US$19.30 (up 0.5%) and US$22 (up 1.9%) in the US; and EUR13.4 (US$18.80, down 1.5%) and EUR14.3 (down 2.1%) in Europe.
LG Electronics' 40W-equivalent LED light bulbs and Osram 60W-equivalent models available in the South Korea market had the highest average lumen-price ratios of 71.0lm/US$ and 98.8lm/US$, respectively in May. In terms of luminous efficiency, Toshiba 40W- and 60W-equivalent models for sale in the Japan market had the highest average levels of 74.6lm/W and 97.4lm/W, respectively.
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