▁few ▁added , ▁and ▁a ▁lower ▁price : ▁US $ 4 9 9 . 9 5 ▁ESP ▁as ▁of ▁November ▁ 2 0 0 9 ▁with ▁the ▁ 1 8 – 5 5   mm ▁G - II ▁k it ▁l ens , ▁position ing ▁it ▁as ▁an ▁entry - level ▁model ▁compared ▁to ▁the ▁D 8 0 . ▁The ▁D 4 0 x ▁( re leased ▁March ▁ 6 , ▁ 2 0 0 7 ) ▁has ▁a ▁ 1 0 - m eg ap ixel ▁maximum ▁resolution , ▁up ▁from ▁ 6 ▁meg ap ix els ▁of ▁the ▁D 4 0 ▁and ▁D 5 0 . ▁ ▁The ▁D 4 0 ▁was ▁the ▁first ▁N ikon ▁D SL R ▁without ▁an ▁in - body ▁focus ▁motor . ▁Aut of ocus ▁requires ▁the ▁use ▁of ▁a ▁l ens ▁with ▁an ▁integrated ▁aut of ocus - mot or . ▁ ▁Despite ▁being ▁su pers eded ▁by ▁newer ▁offer ings , ▁the ▁N ikon ▁D 4 0 ▁retained ▁some ▁significant ▁advantages . ▁ ▁Fe atures ▁▁ ▁The ▁N ikon ▁D 4 0 ▁was ▁less ▁expensive ▁than ▁the ▁Can on ▁E OS ▁ 4 0 0 D ▁( also ▁known ▁as ▁the ▁Reb el ▁X T i ▁in ▁the ▁United ▁States ), ▁the ▁Pent ax ▁K 1 1 0 D , ▁and ▁the ▁Olymp us ▁E - 4 0 0 , ▁and ▁is ▁compet it ively ▁pr iced ▁against ▁high - end ▁bridge ▁cam eras ▁( the ▁D 4 0 ▁and ▁D 4 0 x