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Olympus OM-D E-M10 Mark IV vs OM SYSTEM PEN
The OM SYSTEM PEN is 4.1 mm wider, 9.9 mm shorter, 5.7 mm thinner and 10 g heavier than the Olympus OM-D E-M10 Mark IV. The OM SYSTEM PEN takes up 19 % less space (the box around the body, without lens).
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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
- $800 at B&H Photo
OM SYSTEM PEN

- Width × height × depth
- 125.8 × 74.5 × 43.3 mm (4.95 × 2.93 × 1.70 in)
- Weight
- 393 g (13.9 oz)
- Mount
- Micro Four Thirds
- Price
- no recent price
Specifications compared
| OM-D E-M10 IV | PEN | |
|---|---|---|
| Resolution | 20.3 MP | 20.4 MP |
| Sensor | Four Thirds | Four Thirds |
| Stabilization | Sensor-Shift | Sensor-Shift |
| ISO | 200–25,600 (100–25,600 Extended) | Base: 100* |
| Shutter speed | 1/16000–60 s | 1/4000–60 s |
| Burst | Up to 15 fps | Up to 30 fps |
| Video | 4K internal | 4K internal |
| Viewfinder | Electronic (OLED) · 2,360,000 Dot · 0.67x | Electronic (OLED) · 2,360,000 Dot · 1.1x |
| Screen | 180° Tilting 3" Touchscreen LCD | Articulating 3" Touchscreen LCD |
| Card slots | Single Slot: SD/SDHC/SDXC (UHS-II) | Single Slot: SD/SDHC/SDXC (UHS-I) |
| Battery | BLS-50 | BLS-7 |
| Dimensions | 121.7 x 84.4 x 49 mm | 125.8 x 74.5 x 43.3 mm |
| Weight | 383 g with battery & card | 393 g with battery & card |
| Autofocus | 121-point contrast-detect AF, face/eye detection | 121-point cross-type hybrid AF, human/pet detection |
Values that differ are in bold. From the makers' published specifications.
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