The Canon RF 24-240mm F4-6.3 IS USM covers a bigger zoom range than any other lens for the system, but it makes some sacrifices to get there. Canon RF 24-105mm F4-7.1 IS STM. A- A+ Canon has some of the best camera lenses on the market. But buying a new camera lens can be a confusing experience. You have to get your head around focal lengths, apertures, and zoom vs prime. Then you’ll also see USM vs STM lenses, adding more information to the mix. But USM vs STM doesn’t have to be a source of confusion. The Canon RF 24-50mm F4.5-6.3 IS STM Lens vs. RF 24-105mm F4 L IS USM Lens comparison shows theL lens weighing over 3x as much and measuring considerably larger. A larger lens typically uses larger filters, and 77mm vs. 58mm are the numbers in this case. Canon RF mount lenses are designed specifically for EOS R series mirrorless cameras. RF 24-105mm F4 L IS USM: 77mm: Polarizer EF 24-105mm f/3.5-5.6 IS STM Compare Canon RF 50mm f 1.2 L USM Lens vs Canon RF 24-105mm f 4-7.1 IS STM Lens vs Canon EF-M 32mm f 1.4 STM Lens Compare Canon RF 24-105mm f 4-7.1 IS STM Lens vs Canon RF 24-50mm f 4.5-6.3 IS STM Lens Canon RF vs Canon RF 24-70mm f 2.8 L IS USM Lens Now I am really challenged and confused ! : ) So, here I'm saving my poker winnings for my next RF lense, which would either be an RF 14-35mm f4 L IS USM now $1,199.00 or the RF 15-35mm f2.8 L IS USM now $2,099.00. To complicate matters, Canon now introduced the RF 10-20mm f4 L IS STM now $2,299.0 Compare Canon RF 24-105mm f 4 L IS USM Lens vs Canon RF 50mm f 1.8 STM Lens Canon RF vs Canon RF 24-240mm f 4-6.3 IS USM Lens What is the difference between Canon EF 24-105mm F4L II USM and Canon RF-S 18-150mm f/3.5-6.3 IS STM? Find out which is better and their overall performance in the camera lens ranking. Compare Canon RF 24-105mm f 4-7.1 IS STM Lens vs Canon RF 24-105mm f 4 L IS USM Lens vs Panasonic Lumix S5 Mirrorless Camera phD4Y.