EOS R3

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MountCanon RF
Flange Back20.0 mm
Mount Diameter54 mm
SensorFull Frame
Electronic ContactsYes
ManufacturerCanon
Release Year2021
BatteryLP-E19 Find LP-E19 on eBay
Memory CardCFexpress Type B + SD/SDHC/SDXC (UHS-II)
Find CFexpress Type B cards on eBay Find UHS-II SD cards on eBay

The EOS R3 is a mirrorless camera designed for professionals and advanced amateurs, combining high-speed, high-precision autofocus with exceptional burst shooting capabilities. Equipped with a full-frame sensor and advanced features like Eye Control AF, this model is built to excel in demanding environments such as sports and photojournalism where speed is critical.

Compatible Lenses

Native Mount — Canon RF Lenses (52)
Via Adapter — Four Thirds Lenses (28) · Third-party adapters
Adapter: No Four Thirds to Canon RF adapter is registered in our database yet.
Third-party adapters are available. Autofocus and electronic aperture support vary by adapter and lens, so check compatibility before buying.
Find Four Thirds to Canon RF adapters on eBay
Via Adapter — Sony A Lenses (43) · Third-party adapters
Adapter: No Sony A to Canon RF adapter is registered in our database yet.
Third-party adapters are available. Autofocus and electronic aperture support vary by adapter and lens, so check compatibility before buying.
Find Sony A to Canon RF adapters on eBay
Via Adapter — Nikon F Lenses (120) · Third-party adapters
Adapter: No Nikon F to Canon RF adapter is registered in our database yet.
Third-party adapters are available. Autofocus and electronic aperture support vary by adapter and lens, so check compatibility before buying.
Find Nikon F to Canon RF adapters on eBay
Via Adapter — Canon EF-S Lenses (19) · Official adapters: Control Ring Mount Adapter EF-EOS R, Drop-In Filter Mount Adapter EF-EOS R, Mount Adapter EF-EOS R
Adapters for Canon EF-S lenses on Canon RF cameras:
  • EF-S24mm F2.8 STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S35mm F2.8 Macro IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S60mm F2.8 Macro USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S10-18mm F4.5-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S10-22mm F3.5-4.5 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S15-85mm F3.5-5.6 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S17-55mm F2.8 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S17-85mm F4-5.6 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-55mm F3.5-5.6 IS II (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-55mm F3.5-5.6 IS (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-55mm F3.5-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-55mm F4-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-135mm F3.5-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-135mm F3.5-5.6 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-135mm F3.5-5.6 IS (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S18-200mm F3.5-5.6 IS (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S55-250mm F4-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S55-250mm F4-5.6 IS II (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
  • EF-S55-250mm F4-5.6 IS (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R) [Warning: possible vignetting - lens may not cover full sensor]
Via Adapter — Canon EF Lenses (80) · Official adapters: Control Ring Mount Adapter EF-EOS R, Drop-In Filter Mount Adapter EF-EOS R, Mount Adapter EF-EOS R
Adapters for Canon EF lenses on Canon RF cameras:
  • TS-E17mm F4L (Manual focus only)
  • TS-E24mm F3.5L II (Manual focus only)
  • TS-E45mm F2.8 (Manual focus only)
  • TS-E50mm F2.8L Macro (Manual focus only)
  • TS-E90mm F2.8L Macro (Manual focus only)
  • TS-E90mm F2.8 (Manual focus only)
  • TS-E135mm F4L Macro (Manual focus only)
  • EF180mm F3.5L Macro USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • MP-E65mm F2.8 1-5x Macro Photo (Manual focus only)
  • EF50mm F2.5 Compact Macro (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF100mm F2.8L Macro IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF100mm F2.8 Macro USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F4L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F4L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-300mm F4-5.6L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-300mm F4-5.6 IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-300mm F4-5.6 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-300mm F4.5-5.6 DO IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF75-300mm F4-5.6 III USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF100-400mm F4.5-5.6L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF100-400mm F4.5-5.6L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF200-400mm F4L IS USM Extender 1.4x (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF28-300mm F3.5-5.6L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F2.8L IS III USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F2.8L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF70-200mm F2.8L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF8-15mm F4L Fisheye USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF11-24mm F4L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF16-35mm F2.8L III USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF16-35mm F2.8L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF16-35mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF17-40mm F4L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-70mm F2.8L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-70mm F2.8L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-70mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-105mm F3.5-5.6 IS STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-105mm F4L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24-105mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF28-135mm F3.5-5.6 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF800mm F5.6L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF600mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF600mm F4L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF600mm F4L IS III USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF500mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF500mm F4L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F5.6L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F4 DO IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F4 DO IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F2.8L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F2.8L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF400mm F2.8L IS III USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF300mm F4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF300mm F2.8L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF300mm F2.8L IS II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF200mm F2.8L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF200mm F2L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF135mm F2.8 SF (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF135mm F2L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF100mm F2 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF85mm F1.8 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF85mm F1.4L IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF85mm F1.2L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF50mm F1.8 STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF50mm F1.8 II (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF50mm F1.4 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF50mm F1.2L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF40mm F2.8 STM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF35mm F2 (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF35mm F2 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF35mm F1.4L USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF35mm F1.4L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF28mm F2.8 (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF28mm F2.8 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF28mm F1.8 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24mm F2.8 IS USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF24mm F1.4L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF20mm F2.8 USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF15mm F2.8 FISHEYE (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
  • EF14mm F2.8L II USM (AF with Control Ring Mount Adapter EF-EOS R / Drop-In Filter Mount Adapter EF-EOS R / Mount Adapter EF-EOS R)
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