Canon RF 600mm F11 IS STM vs Canon RF 600mm F4 L IS USM
Key differences
- —The RF 600mm F11 IS STM is 2160g lighter (930g vs 3090g).
- —The RF 600mm F4 L IS USM is faster: f/4 vs f/11 (≈2.9 stops more light).
- —At launch the RF 600mm F11 IS STM cost $12,299 less ($700 vs $12,999).
- —For close-ups the RF 600mm F4 L IS USM reaches 0.15× vs 0.14×.
- Mount
- Canon RF
- Canon RF
- Focal length
- 600mm
- 600mm
- Max aperture
- F11
- F4◆
- Weight
- 930g◆
- 3,090g
- Dimensions ⌀ × L
- 93.0 × 199.5mm
- 168.0 × 472.0mm
- Volume
- 1355 cm³◆
- 10463 cm³
- Density
- 0.69 g/cm³
- 0.30 g/cm³
- Filter thread
- ⌀82mm
- —
- Min focus
- 4.50m
- 4.20m◆
- Max magnification
- 0.14×
- 0.15×◆
- Elements / groups
- 10 / 7
- 17 / 13
- Aperture blades
- 3
- 9◆
- Focus drive
- Leadscrew-type STM
- Ring USM
- Stabilisation
- Yes
- Yes
- Weather sealed
- —
- Yes
- Aperture ring
- —
- —
- Released
- 2020
- 2021
- MSRP (USD)
- $700◆
- $12,999
- Sharpness
- 7.8
- 9.5◆
- Bokeh Rendering
- 7.0
- 9.3◆
- Autofocus Speed
- 7.8
- 9.4◆
- Flare Resistance
- 7.5
- 8.8◆
- Build / Sealing
- 7.0
- 9.6◆
- Value / Size
- 9.2◆
- 6.0
Performance overlay
- RF 600mm F11 IS STM
- RF 600mm F4 L IS USM
◆ marks the best value in a row. Scores are 0–10 editorial ratings.

