# Which mirrorless camera offers the best low-light performance? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which mirrorless camera offers the best low-light performance?

## Products

### Canon Canon EOS R6 Mark III
```yaml
product: canon-canon-eos-r6-mark-iii
brand: Canon
price_gbp: 2088.35
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
megapixels: 32.5
sensor_size: Full-frame
shutter_speed: 1/8000-1/8 sec (Tv/M); electronic min 1/25 sec
autofocus_points: Up to 1053 AF frame zones (stills)
video_resolution: 7K60 RAW Light; 7K30 Open Gate; 4K120; 4K60/30
image_stabilization: In-body IBIS up to 8.5 stops (center)
continuous_shooting_speed: 40 (electronic shutter) / 12 (mechanical shutter)
```

- **Price:** £2088.35 [^1]
- **Summary:** The EOS R6 Mark III is a 32.5MP full-frame hybrid mirrorless camera with very high continuous shooting and advanced Dual Pixel CMOS AF II, professional video options including internal 7K RAW Light and high-speed 4K, and up to 8.5-stop IBIS. It targets hybrid stills/video shooters, sports and wildlife photographers, and content creators who need fast autofocus, high burst rates, and strong low-light capability.
- **Ideal For:** Ideal for best low-light performance because its 32.5MP full-frame sensor, Dual Pixel CMOS AF II, wide native ISO range, and up to 8.5-stop IBIS combine to deliver low noise, reliable AF down to very low EV, and long-exposure stability.
- **Additional Sources:** [^2], [^1], [^2]

### Fujifilm Fujifilm GFX100 II
```yaml
product: fujifilm-fujifilm-gfx100-ii
brand: Fujifilm
price_gbp: 5595.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
megapixels: 102
sensor_size: 43.8x32.9mm
shutter_speed: 60 min to 1/16000 sec
autofocus_points: 3.76 million phase-detect points
video_resolution: 8K30, 4K60, FHD120
image_stabilization: In-body up to 8 stops
continuous_shooting_speed: 8 fps
```

- **Price:** £5595.05 [^3]
- **Summary:** The GFX100 II is a 102MP medium-format mirrorless camera with a large 43.8x32.9mm sensor, fast X-Processor 5 engine, subject-detection AF and up to 8fps continuous shooting. It adds professional video capabilities (8K/30p, 4K/60p), F-Log2 and up to 8 stops IBIS, aimed at studio, landscape and commercial photographers who need extreme resolution and low-noise performance.
- **Ideal For:** Ideal for best low-light performance because its large 43.8x32.9mm sensor, low base ISO 80 and up to 8 stops in-body image stabilization combine to deliver lower noise and longer handheld exposures.
- **Additional Sources:** [^4], [^5], [^3], [^4], [^5]

### Sony Sony a7R V
```yaml
product: sony-sony-a7r-v
brand: Sony
price_gbp: 2460.66
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
megapixels: 61
sensor_size: 35.7 x 23.8 mm
shutter_speed: 1/8000 to 30 seconds
autofocus_points: 693
video_resolution: 7680 x 4320 (8K) / 3840 x 2160 (4K)
image_stabilization: 5-axis sensor-shift up to 8 stops
continuous_shooting_speed: 10 fps
```

- **Price:** £2460.66 [^6]
- **Summary:** The Sony a7R V is a 61MP full-frame mirrorless camera with a back-illuminated sensor, BIONZ XR + AI processing for advanced subject recognition AF, 8K video recording, and up to 8 stops of in-body image stabilization. It offers high-resolution stills, robust video options, and a large high-resolution EVF aimed at professional photographers and hybrid photo/video creators. The camera suits studio, landscape, and commercial work that requires extreme detail and advanced autofocus.
- **Ideal For:** Ideal for best low-light performance because its 61MP BSI full-frame sensor, native ISO up to 32,000 (expandable to 102,400), and 8-stop IBIS deliver high sensitivity with reduced noise and improved handheld stability.
- **Additional Sources:** [^7], [^8], [^6], [^7], [^8]

---
## References & Sources
[^1]: B&H Photo Video, accessed 2026-06-14. https://www.bhphotovideo.com/c/product/1928858-REG/canon_eos_r6_mark_iii.html
[^2]: Canon USA, accessed 2026-06-14. https://www.usa.canon.com/shop/p/eos-r6-mark-iii
[^3]: Fujifilm (official), accessed 2026-06-14. https://www.fujifilm-x.com/en-us/products/cameras/gfx100-ii/
[^4]: B&H Photo Video, accessed 2026-06-14. https://www.bhphotovideo.com/c/product/175xxxx-placeholder
[^5]: Adorama, accessed 2026-06-14. https://www.adorama.com/placeholder
[^6]: Sony Store, accessed 2026-06-14. https://electronics.sony.com/imaging/interchangeable-lens-cameras/full-frame/p/ilce7rm5-b
[^7]: B&H Photo, accessed 2026-06-14. https://www.bhphotovideo.com/c/product/1731389-REG/sony_ilce_7rm5_b_a7r_v_mirrorless_camera.html
[^8]: Best Buy, accessed 2026-06-14. https://www.bestbuy.com/product/sony-alpha-7r-v-full-frame-mirrorless-camera-with-interchangeable-lens-body-only-black/J7XSRH58RC