Head to head

Sony a1
vs Sony a7R V

1× FULL FRAME · VS · 1.01× FULL FRAME

vs

Both builds use the Sony FE 16-35mm f/2.8 GM II so you can pin one and flip the body in the simulator.

Specifications
Sony a1Sony a7R V
Sensor size35.9 × 24 mm35.7 × 23.8 mm
Crop factor1.01×
Sensor classFull FrameFull Frame
Native mountEE
Aspect modes3:2 · 16:93:2 · 16:9
Released20212022
The same lens, both bodies

Because the a1 has the larger sensor, the same focal length reads wider on it. Here's the full-frame-equivalent and horizontal field of view for each at common focal lengths.

Lens focala1 (1×)a7R V (1.01×)
16mm 16mm · 96.6° 16mm · 96.3°
24mm 24mm · 73.6° 24mm · 73.3°
35mm 35mm · 54.3° 35mm · 54°
50mm 50mm · 39.5° 51mm · 39.3°
85mm 85mm · 23.8° 86mm · 23.7°
Common questions

What's the crop-factor difference between the a1 and the a7R V?

The a1 is 1× and the a7R V is 1.01×. The a1 is wider — with the same lens it captures roughly 1% more horizontal field of view than the a7R V.

Do the a1 and a7R V use the same lenses?

Yes — both are E mount, so any lens (or adapter) works identically on either.

Which is wider, the a1 or the a7R V?

The a1. Its larger sensor (1× vs 1.01×) sees a wider field of view from any given focal length.

Full specs
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