Su-35比起Su-27、Su-30、Su-33都有更大嘅機翼和引擎。更大嘅機鼻，更多碳纖維複合材料同鋁鋰合金機身，更大機身，更大方形尾翼。新嘅鼻錐裡面有被動式電子掃描陣列雷達同其他最高科技嘅航電系統升級，包括咗數位線傳飛控同可以向飛機後面發射飛彈嘅半主動雷達導引飛彈。
The Su-35 has larger wings and engines than the Su-27, Su-30, Su-33. Bigger nose, more carbon fiber composite and aluminum-lithium alloy fuselage, bigger fuselage, bigger square tail. The new nose cone houses passive electronically scanned array radar and other state-of-the-art avionics upgrades, including a digital wire-based flight controller and a semi-active radar-guided missile that can launch missiles behind the aircraft.