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OM-1 vs Olympus OM-D E-M10 Mark IV

The Olympus OM-D E-M10 Mark IV is 13.1 mm narrower, 7.2 mm shorter, 23.7 mm thinner and 216 g lighter than the OM-1. The Olympus OM-D E-M10 Mark IV takes up 44 % less space (the box around the body, without lens).

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OM-1

Width × height × depth: 134.8 × 91.6 × 72.7 mm (5.31 × 3.61 × 2.86 in)
Weight: 599 g (21.1 oz)
Mount: Micro Four Thirds
Price: no recent price

Fotokoch ↗FotoErhardt ↗Calumet ↗

All about the OM-1 →

Olympus OM-D E-M10 Mark IV

Width × height × depth: 121.7 × 84.4 × 49 mm (4.79 × 3.32 × 1.93 in)
Weight: 383 g (13.5 oz)
Mount: Micro Four Thirds
Price: no recent price

Fotokoch ↗FotoErhardt ↗Calumet ↗

All about the OM-D E-M10 IV →

Specifications compared

	OM-1	OM-D E-M10 IV
Sensor	Four Thirds (17.4 x 13.0 mm) stacked BSI Live MOS	Four Thirds
Resolution	20.4 MP	20.3 MP
Stabilization	5-axis in-body, up to 8 EV steps	Sensor-Shift
ISO	200–102400 (default auto 200–25600; LOW approx. 80)	200–25,600 (100–25,600 Extended)
Burst	120 fps electronic (S-AF, blackout-free), 50 fps C-AF	Up to 15 fps
Video	4K 60p 10-bit 4:2:0; Full HD 240p	4K internal
Autofocus	1,053-point cross-type phase detection AF, contrast AF (1,053 points)	121-point contrast-detect AF, face/eye detection
Viewfinder	OLED EVF, 5.76M dots, approx. 1.48x–1.65x, 100% coverage	Electronic (OLED) · 2,360,000 Dot · 0.67x
Screen	76 mm (3.0") vari-angle touch, approx. 1.62M dots	180° Tilting 3" Touchscreen LCD
Card slots	2x SD UHS-II	Single Slot: SD/SDHC/SDXC (UHS-II)
Battery	BLX-1 rechargeable (included)	BLS-50
Shutter speed	–	1/16000–60 s
Dimensions	–	121.7 x 84.4 x 49 mm
Weight	–	383 g with battery & card