Best 27mm Mirrorless Lens: 8 Spec-Based Picks
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
Choosing the best 27mm mirrorless lens depends on your camera mount and shooting style. We compared 8 options using only the specifications published on their listings. The TTArtisan 27mm F2.8 Pancake Lens leads because it weighs just 3.28 ounces, making it ideal for portable street photography on Fujifilm X-mount. Other picks offer larger apertures like f/1.2 for low-light performance, but they are bulkier. This guide helps you decide which lens matches your need for size versus light gathering.
Quick picks
The best fit for you
- You want the most compact lens for Fujifilm X-mount TTArtisan 27mm F2.8 Pancake Lens It weighs 3.28 ounces and measures 1.97 inches wide.
- You need fast autofocus for low-light Sony E-mount shooting VILTROX 27mm F1.2 Sony E-Mount It features an f/1.2 aperture and autofocus for APS-C sensors.
- You prioritize sharp portraits on Nikon Z APS-C cameras VILTROX 27mm F1.2 Pro Z Mount It delivers sharp images with a large f/1.2 aperture.
- You want a lightweight option for Sony E-mount users Viltrox 27mm f/1.2 APS-C E-Mount It weighs 15.8 ounces and has a 2.6-inch width.
Our 8 picks
TTArtisan 27mm F2.8 Pancake Lens
Best for: portable street photography on Fujifilm X-mount
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Fujifilm X-mount
- Maximum Aperture
- f/2.8
- Sensor Format
- APS-C
- Focus Type
- STM Autofocus
- Color
- Black
The TTartisan AF 27mm F2.8 is a pancake lens for Fujifilm X-mount APS-C cameras. It offers a 41mm equivalent focal length with an STM autofocus motor for fast tracking. The compact design weighs just 3.28 ounces and measures 1.97 inches in all dimensions. You get a bright f/2.8 aperture and a manual aperture ring. This lens suits travelers and street photographers who prioritize portability over maximum light gathering.
Pros
- Pancake form factor weighs only 3.28 ounces
- STM motor supports eye and face recognition autofocus
- Includes manual aperture ring from f/2.8 to f/16
- USB-C port allows firmware upgrades via rear cap
Cons
- f/2.8 maximum aperture is slower than f/1.2 competitors
- No image stabilization listed in specifications
- APS-C format limits full-frame compatibility
Good fit if
- You need a lightweight lens for travel or street photography
- You shoot with Fujifilm X-mount APS-C cameras
- You prefer manual aperture control alongside autofocus
Skip if
- You require fast f/1.2 aperture for very low light
- You shoot with full-frame mirrorless cameras
- You need built-in image stabilization
Verdict: The TTartisan AF 27mm F2.8 Fujifilm X is a compact option for Fujifilm X-mount users who value portability. It fits street photographers and travelers who carry their gear all day and do not need the shallow depth of field of wider apertures.
VILTROX 27mm F1.2 Pro Nikon Z
Best for: APS-C Nikon Z users needing low-light performance
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Nikon Z-Mount
- Maximum Aperture
- f/1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus STM
- Minimum Focusing Distance
- 0.28m
This Viltrox lens is a 27mm prime designed for APS-C Nikon Z cameras, offering a 40.5mm equivalent field of view. It features a bright f/1.2 maximum aperture for low-light performance and shallow depth of field. The optical design uses 15 elements in 11 groups to maintain resolution across the frame. It includes STM autofocus with eye, face, and animal detection support.
Pros
- Bright f/1.2 maximum aperture for low-light shooting
- STM autofocus with eye, face, and animal detection
- 15 lens elements in 11 groups for high resolution
- Includes lens hood to reduce ghosting and flare
- Built-in USB-C interface for firmware upgrades
Cons
- APS-C sensor format limits use on full-frame bodies
- Larger physical size compared to faster f/2.8 pancake alternatives
- Autofocus relies on STM motor rather than linear motors
Good fit if
- You shoot with an APS-C Nikon Z camera
- You need a bright aperture for indoor or evening scenes
- You want reliable eye and face autofocus for portraits
Skip if
- You use a full-frame Nikon Z camera
- You require a compact pancake lens for travel
- You prefer manual focus only without autofocus
Verdict: Viltrox 27mm F1.2 Pro Nikon Z is a solid option for APS-C users who prioritize low-light capability and modern autofocus tracking. It suits photographers who need a versatile normal lens with a large aperture for portraits and street photography.
VILTROX 27mm F1.2 Pro Z Mount
Best for: Nikon Z APS-C portrait and low-light photography
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Nikon Z
- Maximum Aperture
- f/1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus (STM)
- Minimum Focusing Distance
- 0.28m
This Viltrox lens offers a 27mm focal length with an f/1.2 maximum aperture for Nikon Z-mount APS-C cameras. It features a minimum focusing distance of 0.28m and uses an STM motor for autofocus. The optical design includes 15 elements across 11 groups with HOYA aspherical and ED lenses. You get fast focusing and high resolution, making it suitable for portraits and low-light scenes.
Pros
- f/1.2 maximum aperture for low-light performance
- 0.28m minimum focusing distance for close-ups
- STM autofocus motor with eye and face detection
- 15-element optical structure with ED and aspherical elements
Cons
- APS-C sensor format limits full-frame compatibility
- No weather sealing mentioned in specifications
- Limited to Nikon Z-mount system only
Good fit if
- You shoot with Nikon Z-mount APS-C cameras
- You need a fast aperture for low-light portraits
- You want close focusing capability for details
Skip if
- You use full-frame Nikon Z cameras
- You require weather-sealed construction
- You need a lens for other camera mounts
Verdict: Viltrox 27mm F1.2 Pro Z Mount delivers sharp, fast focusing images for Nikon Z APS-C users who prioritize large apertures and close-up detail.
VILTROX 27mm F1.2 Sony E-Mount
Best for: APS-C Sony shooters needing fast AF
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Sony E-Mount
- Maximum Aperture
- F1.2
- Sensor Format
- APS-C
- Focus Type
- Auto Focus, STM
- Minimum Focusing Distance
- 0.28m
This VILTROX lens offers a 27mm focal length with an f/1.2 aperture for APS-C Sony E-Mount cameras. The large aperture allows for better performance in low light and provides a shallow depth of field. It features a fast STM autofocus system with eye and face tracking. The optical structure includes aspherical and extra-low dispersion elements to reduce distortion. You get a close focusing distance of 0.28 meters for detailed shots.
Pros
- f/1.2 maximum aperture for low-light shooting
- Fast STM autofocus with eye and face detection
- 0.28m close focusing distance for detail
- Undetectable breathing effect for video work
Cons
- APS-C sensor format limits full-frame compatibility
- Larger physical size compared to f/2.8 pancake options
- No native full-frame version available in this mount
Good fit if
- You shoot primarily with APS-C Sony cameras
- You need fast autofocus for portraits or street photography
- You want a large aperture for low-light scenes
Skip if
- You use full-frame Sony cameras
- You require a compact pancake lens design
- You need a lens for Nikon or Fujifilm mounts
Verdict: VILTROX 27mm F1.2 Sony E-Mount delivers fast autofocus and a bright aperture for APS-C users. It suits photographers who prioritize low-light performance and subject tracking over compact size.
VILTROX 27mm f/1.2 Pro E Mount Lens
Best for: APS-C creators needing fast AF and low light
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Sony E Mount
- Maximum Aperture
- F1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus, STM Motor
- Minimum Focusing Distance
- 0.28m
This Viltrox lens offers a 27mm focal length with an f/1.2 maximum aperture for APS-C Sony E-mount cameras. It features an STM autofocus motor, eye detection, and a 15-element optical design. The all-metal body weighs 560g and includes a de-clickable aperture ring. It suits hybrid creators needing fast autofocus and strong low-light performance for street or portrait work.
Pros
- Ultra-fast f/1.2 maximum aperture for low light
- STM autofocus with Eye AF and animal tracking
- All-metal build with weather-sealed mount gasket
- 15 elements in 11 groups for sharp images
- De-clickable aperture ring for silent video recording
Cons
- Heavier at 560g compared to pancake alternatives
- Designed specifically for APS-C sensor cameras
- Lacks a built-in aperture control ring on the lens barrel
Good fit if
- You need fast autofocus for moving subjects
- You shoot in low-light environments often
- You use APS-C Sony E-mount bodies
Skip if
- You require a full-frame compatible lens
- You prefer a lightweight pancake design
- You need native lens control rings
Verdict: Viltrox AF 27mm F1.2 Pro Sony E delivers professional autofocus and build quality for APS-C users. It is ideal for photographers prioritizing speed and low-light capability over compact size.
VILTROX AF 27mm F1.2 Pro Nikon Z Mount
Best for: APS-C portrait and low-light shooting
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Nikon Z
- Maximum Aperture
- f/1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus STM
- Minimum Focusing Distance
- 0.28 meters
This VILTROX lens offers a 27mm focal length on APS-C sensors, providing a 40mm equivalent field of view. It features a bright f/1.2 aperture for low-light performance and shallow depth of field. The autofocus system includes eye, face, and animal detection. It has a 0.28m close-up distance and an 11-group optical structure. The stepped aperture ring allows for smooth manual adjustments during video recording.
Pros
- f/1.2 maximum aperture for low light
- 0.28m close-up focusing distance
- Eye and animal autofocus support
- Stepped aperture ring for video
Cons
- Heavier build at 3.6 inches length
- APS-C sensor format only
- No full-frame compatibility
Good fit if
- You shoot with Nikon Z-mount APS-C cameras
- You need fast autofocus for portraits
- You value large apertures for video
Skip if
- You use full-frame Nikon Z cameras
- You prefer compact pancake lenses
- You need full-frame coverage
Verdict: VILTROX AF 27mm F1.2 Pro Nikon Z Mount delivers strong low-light performance and precise autofocus for APS-C users. It suits photographers who prioritize aperture speed and subject tracking over portability.
Viltrox 27mm f/1.2 APS-C E-Mount
Best for: APS-C Sony shooters needing low light
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- E-mount
- Maximum Aperture
- f/1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus
- Minimum Focusing Distance
- 0.28m
This VILTROX prime lens offers a 27mm focal length on APS-C Sony E-Mount cameras, providing a natural 40mm equivalent perspective. Its bright f/1.2 maximum aperture allows for strong low-light performance and distinct background blur. The lens features a precise autofocus system with eye, face, and animal tracking. It also supports undetectable breathing for video work. At 15.8 ounces, it is a substantial optic for everyday snapshots or street photography.
Pros
- Bright f/1.2 maximum aperture for low light and bokeh
- 27mm focal length with 40mm equivalent perspective
- Autofocus supports eye, face, and animal detection
- Close-up distance of 0.28 meters
- Undetectable breathing effect for video shooting
Cons
- APS-C format limits use on full-frame bodies
- 15.8 ounce weight is heavier than pancake alternatives
- No weather sealing mentioned in specifications
Good fit if
- You shoot on APS-C Sony E-Mount cameras
- You need fast autofocus for portraits or video
- You prioritize low-light capability and background blur
Skip if
- You use full-frame Sony cameras
- You prefer lightweight pancake lenses for travel
- You require weather-sealed construction
Verdict: VILTROX 27mm f/1.2 Sony E-Mount is a solid choice for APS-C users who want fast autofocus and low-light performance. It suits photographers who value background separation over compact size.
Viltrox 27mm F1.2 Pro Nikon Z
Best for: Low-light portraits and street photography
- Focal Length
- 27mm (what this guide is about)
- Lens Mount
- Nikon Z-Mount
- Maximum Aperture
- f/1.2
- Sensor Format
- APS-C
- Focus Type
- Autofocus STM
- Minimum Focusing Distance
- 0.28m
This Viltrox prime lens offers a 27mm focal length with an f/1.2 aperture for Nikon Z-mount APS-C cameras. It features an 11-group, 15-element optical design with fast STM autofocus. The all-metal body includes weather sealing and a USB-C port. It delivers a 40mm full-frame equivalent perspective, making it suitable for portraits and street photography.
Pros
- f/1.2 large aperture for shallow depth of field
- 11-group, 15-element optical design with ED elements
- All-metal construction with dust- and splash-proof sealing
- STM motor supports eye and animal tracking
Cons
- Larger physical dimensions than compact alternatives
- APS-C format limits use on full-frame bodies
- No additional control buttons on the lens barrel
Good fit if
- You want a bright aperture for low-light shooting
- You need fast autofocus for moving subjects
- You prefer durable all-metal lens construction
Skip if
- You require a full-frame compatible lens
- You prioritize the smallest possible lens size
- You need extra programmable buttons on the barrel
Verdict: Viltrox 27mm F1.2 Pro Nikon Z suits photographers who prioritize optical brightness and build quality over compact size. It is a solid choice for Nikon Z users seeking professional-grade performance in an APS-C format.
Specifications side by side
| Spec | TTArtisan 27mm F2.8 Pancake Lens | VILTROX 27mm F1.2 Pro Nikon Z | VILTROX 27mm F1.2 Pro Z Mount | VILTROX 27mm F1.2 Sony E-Mount | VILTROX 27mm f/1.2 Pro E Mount Lens | VILTROX AF 27mm F1.2 Pro Nikon Z Mount | Viltrox 27mm f/1.2 APS-C E-Mount | Viltrox 27mm F1.2 Pro Nikon Z |
|---|---|---|---|---|---|---|---|---|
| Lens Mount | Fujifilm X-mount | Nikon Z-Mount | Nikon Z | Sony E-Mount | Sony E Mount | Nikon Z | E-mount | Nikon Z-Mount |
| Focal Length | 27mm | 27mm | 27mm | 27mm | 27mm | 27mm | 27mm | 27mm |
| Maximum Aperture | f/2.8 | f/1.2 | f/1.2 | F1.2 | F1.2 | f/1.2 | f/1.2 | f/1.2 |
| Sensor Format | APS-C | APS-C | APS-C | APS-C | APS-C | APS-C | APS-C | APS-C |
| Focus Type | STM Autofocus | Autofocus STM | Autofocus (STM) | Auto Focus, STM | Autofocus, STM Motor | Autofocus STM | Autofocus | Autofocus STM |
| Minimum Focusing Distance | not specified | 0.28m | 0.28m | 0.28m | 0.28m | 0.28 meters | 0.28m | 0.28m |
| Color | Black | not specified | Black | not specified | Black | not specified | Black | not specified |
| Aperture | f/2.8 | f/1.2 | f/1.2 | f/1.2 | f/1.2 | f/1.2 | f/1.2 | f/1.2 |
| Lens Type | not specified | Prime | not specified | Prime | not specified | Prime | Prime | Prime |
| Dimensions | 1.97 × 1.97 × 1.97 inches | 3.89 × 3.4 × 3.4 inches | 3.62 × 3.22 × 3.22 inches | 3.54 × 2.91 × 2.91 inches | 3.6 × 3.2 × 3.2 inches | 3.6 × 3.2 × 3.2 inches | 3.2 × 2.6 × 2.6 inches | 3.7 × 3.2 × 3.2 inches |
| Weight | 3.28 ounces | not specified | not specified | not specified | 1.23 pounds | not specified | 15.8 ounces | not specified |
| Model | 27mm F2.8 | ZHJYC-03400 | XY-03400 | not specified | JYC-03401 | not specified | XHJX-03401 | not specified |
| Size | not specified | 27mm F1.2 APS-C | 27mm F/1.2 Z Lens | 27mm F1.2(APS-C) | 27mm F1.2(APS-C) | 27mm F1.2 (APS-C) | 27mm f/1.2 E | not specified |
If your monitoring needs extend beyond handheld photography, compare the best security cameras with dual lens by focal specs.
How to choose the right one
-
Match your camera mount
Your lens must fit your camera body. The TTArtisan 27mm F2.8 is designed for Fujifilm X-mount cameras. If you use a Sony E-mount camera, that lens will not attach. You need a lens specifically labeled for your mount. Options like the Viltrox 27mm F1.2 Pro are available for both Nikon Z and Sony E mounts. Check the mount type in the product attributes before buying. Using the wrong mount can damage your camera or lens. Ensure the listing specifies compatibility with your exact system.
-
Check sensor format support
Verify that the lens supports your camera sensor size. All lenses in this list are designed for APS-C sensors. They will not cover full-frame sensors completely, which causes black corners. If you have a full-frame camera, these lenses are not suitable. If you have an APS-C camera, any of these lenses will work. The attributes section clearly states the sensor format. Do not assume a lens fits your camera if you are unsure. Match the APS-C label to your camera body for proper image coverage and correct focal length equivalence.
-
Decide on aperture needs
Aperture affects light intake and background blur. Most lenses here offer an f/1.2 aperture, which allows more light and more background blur. The TTArtisan lens uses f/2.8, which is smaller. Choose f/1.2 if you shoot in low light or want blurred backgrounds. Choose f/2.8 if you want a smaller, lighter lens. The aperture value is listed in the attributes. A lower number means a wider opening. Consider your typical shooting environment when selecting this spec.
-
Consider lens weight and size
Portability matters for travel and street photography. The TTArtisan 27mm F2.8 weighs only 3.28 ounces and measures 1.97 inches wide. It is the most compact option. Other lenses, like the Viltrox models, weigh more and are larger. Some Viltrox lenses weigh over 15 ounces. If you carry your camera all day, the lighter option reduces fatigue. Check the specs section for weight and dimensions. Compare these numbers to your current gear to gauge the difference in carrying comfort.
-
Verify autofocus capabilities
Autofocus speed and accuracy impact your shooting experience. All listed lenses feature autofocus, which is essential for modern mirrorless cameras. This helps track moving subjects like people or pets. Manual focus is slower and less precise for action. The attributes section confirms the focus type. Look for autofocus in the specs. This feature ensures sharp images without constant adjustment. It is particularly useful for street photography and portraits where subjects may move. Ensure your camera supports the lens autofocus for full functionality.
Frequently asked questions
Which 27mm lens is best for Fujifilm X-mount users?
The TTArtisan 27mm F2.8 Pancake Lens is the top choice for Fujifilm X-mount cameras. It weighs only 3.28 ounces and measures 1.97 inches across. This compact design makes it ideal for street photography and travel. It features autofocus and an f/2.8 aperture, prioritizing portability over shallow depth of field.
What is the smallest 27mm mirrorless lens available?
The TTArtisan 27mm F2.8 Pancake Lens is the smallest option listed. It measures 1.97 inches in width, height, and length. Weighing just 3.28 ounces, it offers maximum portability for Fujifilm X-mount users. Other options, such as the Viltrox models, are significantly larger and heavier due to their larger apertures.
Do all these lenses support autofocus?
Yes, every lens in this list supports autofocus. This includes the TTArtisan 27mm F2.8 for Fujifilm X-mount and all Viltrox models for Nikon Z and Sony E-mounts. Autofocus is essential for tracking subjects in low light or capturing fast-moving action. You do not need to worry about manual focus limitations with any of these options.
Which lens offers the best low-light performance?
The Viltrox 27mm F1.2 lenses provide the best low-light performance. They feature a wide f/1.2 aperture, which allows more light to reach the sensor. This aperture is available across Nikon Z and Sony E-mount variants. The TTArtisan option uses an f/2.8 aperture, which is less effective in dim environments compared to the f/1.2 models.
Are these lenses compatible with full-frame cameras?
No, all lenses listed are designed for APS-C sensor formats. They will not cover the larger image circle required by full-frame sensors. You must use these lenses with APS-C mirrorless bodies. Using them on full-frame cameras may result in vignetting or incorrect functionality. Always verify your camera sensor size before purchasing.
Which lens is best for Sony E-mount users?
Several Viltrox 27mm F1.2 Pro lenses are available for Sony E-mount cameras. These models offer fast autofocus and an f/1.2 aperture for excellent low-light shooting. They weigh between 15.8 ounces and 1.23 pounds. Choose one if you prioritize image quality and speed over the compact size offered by other mounts.
How heavy are the Viltrox 27mm lenses?
The Viltrox lenses vary in weight. The smallest Sony E-mount version weighs 15.8 ounces. Another Sony model weighs 1.23 pounds. The Nikon Z versions do not list a weight in the data but are larger than the TTArtisan option. Expect these lenses to be heavier than the 3.28-ounce TTArtisan pancake lens.
Can I use these lenses for portrait photography?
Yes, the Viltrox 27mm F1.2 lenses are excellent for portraits. Their f/1.2 aperture creates a shallow depth of field, blurring the background to isolate subjects. This is ideal for Nikon Z and Sony E-mount users. The TTArtisan f/2.8 lens produces deeper depth of field, which is less suitable for traditional portrait isolation.