Canon has introduced five PowerShot models, ranging from budget to midrange. The SX610 HS has a 25-450mm equiv. lens, 20.2MP BSI-CMOS sensor, 3″ LCD, Wi-Fi with NFC, 1080/30p video. Stepping up to the SX710 HS adds a 25-750mm lens, DIGIC 6 processor (the only model with this), and 60p video. The SX530 HS pairs a 16MP BSI-CMOS sensor with a whopping 24-1200mm lens. On the budget end there’s the ELPH 170 that has a 20MP CCD, 25-300mm lens, and 720p video. A cheaper ELPH 160 has a 28-224mm lens and no image stabilization. More details
Articles: Digital Photography Review (dpreview.com)