Philips SDW-T vs CPO-T

1 x 60w Philips CPO-TW CosmoWhite lamp vs 1 x 100w Philips SDW-TG "White SON" lamp.
Both lamps are a similar colour temperature of 2800k and 2500k but the White SON lamp has a better CRI of 80% compared with 70% for the metal halide lamp.
Of course the ceramic metal halide lamp blitzes the SON lamp in terms of efficiency and lifespan with 7200lm vs 5300lm and 32,000h & 9000h respectively.