Viltrox AF 27mm f/1.2 Pro XF vs Viltrox AF 56mm f/1.7 AIR XF

The bottom line

These cover different focal lengths — the Viltrox AF 27mm f/1.2 Pro XF is 27mm, the Viltrox AF 56mm f/1.7 AIR XF is 56mm — so they're not really substitutes. Pick by the field of view you actually need: the Viltrox AF 27mm f/1.2 Pro XF for standard, the Viltrox AF 56mm f/1.7 AIR XF for standard.

Choose the Viltrox AF 27mm f/1.2 Pro XF if…

  • ✓You want more light and background blur — f/1.2 is faster than f/1.7, better for low light and subject separation.
  • ✓You shoot wide — it starts at 27mm vs 56mm for landscapes, interiors and architecture.

Choose the Viltrox AF 56mm f/1.7 AIR XF if…

  • ✓You need more reach — it goes to 56mm vs 27mm for distant subjects, wildlife and sport.
  • ✓You're on a budget — $199 vs $449 leaves more for other gear.
  • ✓You value portability — at 160g (5.6 oz) it's lighter than the 490g (1.08 lb) alternative for travel and all-day carry.

Where they differ

  • ›Aperture: the Viltrox AF 27mm f/1.2 Pro XF opens to f/1.2 vs the Viltrox AF 56mm f/1.7 AIR XF's f/1.7 — more light and shallower depth-of-field.
  • ›Focal range: Viltrox AF 27mm f/1.2 Pro XF is 27mm, Viltrox AF 56mm f/1.7 AIR XF is 56mm — different framing and reach.
  • ›Price: the Viltrox AF 56mm f/1.7 AIR XF is $199, $250 under the Viltrox AF 27mm f/1.2 Pro XF.
  • ›Weight: the Viltrox AF 56mm f/1.7 AIR XF is 160g (5.6 oz) vs 490g (1.08 lb) — you'll feel the difference handheld.

Frequently asked

Is the Viltrox AF 27mm f/1.2 Pro XF or the Viltrox AF 56mm f/1.7 AIR XF better?

These cover different focal lengths — the Viltrox AF 27mm f/1.2 Pro XF is 27mm, the Viltrox AF 56mm f/1.7 AIR XF is 56mm — so they're not really substitutes. Pick by the field of view you actually need: the Viltrox AF 27mm f/1.2 Pro XF for standard, the Viltrox AF 56mm f/1.7 AIR XF for standard.

Who should choose the Viltrox AF 27mm f/1.2 Pro XF?

Choose the Viltrox AF 27mm f/1.2 Pro XF if you want more light and background blur — f/1.2 is faster than f/1.7, better for low light and subject separation. Choose it if you shoot wide — it starts at 27mm vs 56mm for landscapes, interiors and architecture.

Who should choose the Viltrox AF 56mm f/1.7 AIR XF?

Choose the Viltrox AF 56mm f/1.7 AIR XF if you need more reach — it goes to 56mm vs 27mm for distant subjects, wildlife and sport. Choose it if you're on a budget — $199 vs $449 leaves more for other gear. Choose it if you value portability — at 160g (5.6 oz) it's lighter than the 490g (1.08 lb) alternative for travel and all-day carry.

What is the main difference between the Viltrox AF 27mm f/1.2 Pro XF and the Viltrox AF 56mm f/1.7 AIR XF?

Aperture: the Viltrox AF 27mm f/1.2 Pro XF opens to f/1.2 vs the Viltrox AF 56mm f/1.7 AIR XF's f/1.7 — more light and shallower depth-of-field.

Product
Optical Design
Focal Length27mm56mm
Lens TypePrimePrime
Optical Elements139
Optical Groups107
Aperture & Iris
Maximum Aperturef/1.2f/1.7
Minimum Aperturef/16f/16
Aperture Blades99
Rounded ApertureYesYes
Coverage & Angle
Format CoverageAPS-CAPS-C
Lens MountFujifilm XFujifilm X
Angle of View55°28°
35mm Equivalent41-41mm85-85mm
Focus
AutofocusYesYes
Focus MotorSTMStepping
Focus LimiterNoNo
AF/MF SwitchYesNo
Min Focus Distance38 cm50 cm
Max Magnification0.1x0.1x
Stabilization & Video
Optical StabilizationNoNo
Aperture RingYesNo
Declickable ApertureNoNo
ParfocalNoNo
Internal ZoomNoNo
General
Price (MSRP)$449$199
Filter Size67mm52mm
Diameter72mm60mm
Length84mm60mm
Weight490g (1.08 lb)160g (5.6 oz)
Weather SealedNoNo
Tripod CollarNoNo