Canon 28-135/3.5-5.6 IS+ lighter (540g vs. 670g)+ much cheaper ($200 used)+ slightly more telephoto range-- 28mm vs. 24mm-- older and less effective IS-- variable aperture-- zoom creep and

; 70mm is short-- heavier (825g)-- expensive ($1300)-- slightly slower AFTamron 28-

(910g)-- expensive (~$1200)-- prone to misalignment with impactsCanon

510g)-- no VC-- lackluster build and haptics-- 28mm vs.

; 70mm is short-- heavier (805g)-- expensive ($2200)Canon 24-70/2.8 L

Canon 28-135/3.5-5.6 IS+ lighter (540g vs. 670g)+ much cheaper ($200 used)+ slightly more telephoto range-- 28mm vs. 24mm-- older and less effective IS-- variable aperture-- zoom creep and

; 70mm is short-- heavier (825g)-- expensive ($1300)-- slightly slower AFTamron 28-

(910g)-- expensive (~$1200)-- prone to misalignment with impactsCanon

510g)-- no VC-- lackluster build and haptics-- 28mm vs.

; 70mm is short-- heavier (805g)-- expensive ($2200)Canon 24-70/2.8 L