The Sony a9 uses the Sony E-mount system, providing access to 131 compatible lenses ranging from $199 to $12,999. Sony's mirrorless lens mount used across the Alpha and FX cinema lines, with the deepest third-party lens ecosystem of any mirrorless system.

Browse by Lens Type

Standard Zoom
22 options
Standard Prime
26 options
Wide-Angle Zoom
8 options
Wide-Angle Prime
37 options
Telephoto Zoom
15 options
Telephoto Prime
11 options
Macro
12 options

Most Popular Lenses for the Sony a9

#1 · Viltrox
AF 75mm f/1.2 Pro FE
$899
#2 · Viltrox
AF 55mm f/1.8 EVO
$370
#3 · Sigma
20-200mm F3.5-6.3 DG Contemporary
$999

On the Sony a9

The Sony a9 has in-body stabilisation, so unstabilised lenses are still steadied by the body. Body weight is 673g (1.48 lb); the totals below include it.

LensBody + lensStabilisation
Viltrox AF 75mm f/1.2 Pro FE1338g (2.95 lb)IBIS only
Viltrox AF 55mm f/1.8 EVO1043g (2.30 lb)IBIS only
Sigma 20-200mm F3.5-6.3 DG Contemporary1213g (2.67 lb)IBIS only
Sony FE 100-400mm F4.5 GM OSS2513g (5.54 lb)IBIS + OSS
Viltrox AF 50mm f/1.4 PRO1473g (3.25 lb)IBIS only
Sony FE 135mm f/1.8 GM1623g (3.58 lb)IBIS only
Viltrox AF 85mm f/2.0 EVO1013g (2.23 lb)IBIS only
Sony FE 85mm f/1.81044g (2.30 lb)IBIS only

All Compatible Lenses (131)

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Frequently Asked Questions

What lens mount does the Sony a9 use?

The Sony a9 uses the Sony E-mount. Sony's mirrorless lens mount used across the Alpha and FX cinema lines, with the deepest third-party lens ecosystem of any mirrorless system.

How many lenses are compatible with the Sony a9?

Gearbase tracks 131 Sony E-mount lenses that are compatible with the Sony a9's Full-Frame sensor.

What is the price range for lenses on the Sony a9?

Compatible lenses range from $199 to $12,999 MSRP, with an average price of $1,275.

Can I use third-party lenses with the Sony a9?

Yes — the Sony E-mount system has a growing range of native and third-party lenses from manufacturers like Sony, Sigma, Tamron, Samyang, and others.