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Sony α7CR vs Sigma BF

The Sigma BF is 6.1 mm wider, 1.7 mm taller, 26.6 mm thinner and 69 g lighter than the Sony α7CR. The Sigma BF takes up 38 % less space (the box around the body, without lens).

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Sony α7CR

Width × height × depth: 124 × 71.1 × 63.4 mm (4.88 × 2.80 × 2.50 in)
Weight: 515 g (18.2 oz)
Mount: Sony E
Price: no recent price

Fotokoch ↗FotoErhardt ↗Calumet ↗

All about the α7CR →

Sigma BF

Width × height × depth: 130.1 × 72.8 × 36.8 mm (5.12 × 2.87 × 1.45 in)
Weight: 446 g (15.7 oz)
Mount: L-Mount
Price: no recent price

Fotokoch ↗FotoErhardt ↗Calumet ↗

All about the BF →

Specifications compared

	α7CR	BF
Sensor	Full-Frame	Full-Frame
Resolution	61 MP	24.6 MP
Stabilization	Sensor-shift	Digital (Video Only)
ISO	100–32,000 (ext. 50–102,400)	100–102,400
Shutter speed	1/4000–30 s mech. · 1/8000 electronic	1/25600–30 s
Burst	Up to 8 fps	Up to 8 fps
Video	UHD 4K up to 59.94 fps	6K internal
Autofocus	693 phase-detection points	Hybrid AF (phase + contrast), human/animal detection
Viewfinder	2.36M-dot OLED · 0.7x	None
Screen	Vari-angle 3" touchscreen	Fixed 3.1" Touchscreen LCD
Card slots	Single SDXC (UHS-II)	No
Battery	NP-FZ100	BP-81
Dimensions	124 x 71.1 x 63.4 mm	130.1 x 72.8 x 36.8 mm
Weight	515 g with battery & card · 430 g body	446 g with battery & card

Values that differ are in bold. From the makers' published specifications.

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