• 4/3 224.9mm2
  • 12.3 megapixels
  •  
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 600.00mm (35mm eq.)
  • Detailed specifications
  • Olympus PEN E-PM1
  • Olympus SZ-31MR
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: E-PM1 SZ-31MR
Alternate Model Number(s):    
Camera Format: Compact System Camera Mid-Sized
Currently Manufactured: No No
Retail Price: $499.99 $399.99
Street Price:    
Date Available: 2011-09-15 2012-04-30
Tripod Mount: Yes Yes
Weight: 13.5 oz (382 g)
includes batteries, kit lens
8.0 oz (226 g)
includes batteries
Size: 4.3 x 2.5 x 1.3 in.
(110 x 64 x 34 mm)
4.2 x 2.7 x 1.6 in.
(106 x 69 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer: Panasonic  
Effective Megapixels: 12.3 16.0
Sensor Format: 4/3 1/2.3 inch
Sensor size: 224.9mm2 (17.30mm x 13.00mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 4.29 microns 1.34 microns
Focal Length Multiplier: 2.0x n/a
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 52  
DxO Color Depth Score (bits): 21.0  
DxO Dynamic Range Score (evs): 10.3  
DxO Maximum Effective ISO Score (iso): 499  
Image Capture
Image Resolution: 4032 x 3024 (12.2 MP, 4:3),
3200 x 2400 (7.7 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
1920 x 1440 (2.8 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1280 x 960 (1.2 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4608 x 3456 (15.9 MP, 4:3),
4608 x 2592 (11.9 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1280 x 960 (1.2 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.2), MPO (3D), 12-bit RAW (.ORF) JPEG, .MPO
Continuous-mode frames/second: 5.3 7.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i (20Mbps/​17Mbps))
1280x720 (60p (17Mbps/​13Mbps))
1280x720 (30p)
640x480 (30p)
1920x1080 (30p)
1280x720 (30p/​60p)
640x360 (30p)
320x180 (30p)
640x480 (30p/​120p)
320x240 (30p/​240p)
Movie File Format: AVCHD, Motion JPEG MOV/H.264 with stereo sound
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes
Video Usable as Viewfinder:
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds n/a
Lens: Olympus 14-42mm f/3.5-5.6 II R MSC M.Zuiko Digital Zoom Lens Olympus lens; 11 Lenses in 10 Groups, 3/6 Aspherical
Focal Length (35mm equivalent): 28 - 84mm 25 - 600mm
Focal Length (actual): 14 - 42mm 4.5 - 108mm
Zoom Ratio: 3.00x 24.00x
Aperture Range: f/3.5 (wide) / f/5.6 (tele) - f/22 f/3.0 (wide) / f/6.9 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   3 cm to Infinity
1.2 in to Infinity
Filter Thread: 37.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: 2x Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect: High-speed, 35-point with Face Detection and Tracking. Auto from all 35 area, Single area from 35 area, Group Target area (9 area) from 35 area, Up to 8 Faces Detected CCD Contrast Detection; Face Detect AF, iESP Auto, Spot AF, AF Tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
Viewfinder
Viewfinder: No / LCD LCD
Viewfinder Type: Optional EVF mounted in flash hotshoe  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 920,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 14.0x  
Top Deck Display: No
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto (customizable range), 200 - 12800 (1/3, 1 EV steps) Auto, High, 80, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Underwater, Custom WB, One-touch WB Auto, Sunlight, Overcast, Tungsten, Fluorescent 1
Shutter Speed Range: 1/4000 - 60 sec 1/1700 - 4 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 324-zone Digital ESP, Center Weighted Average, Spot (~1%, with Highlight/Shadow modes) Digital ESP Metering, Spot Metering
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Portrait, e-Portrait, Landscape, Landscape + Portrait, Macro, Sport, Night Scene, Night + Portrait, Children, High Key, Low Key, DIS mode, Nature Macro, Candle, Sunset, Document, Panorama, Fireworks, Beach & Snow, Fisheye Conv, Wide Conv, Macro Conv, 3D, Underwater wide, Underwater macro; Art Filters (Pop Art, Soft Focus, Grainy Film, Pin Hole, Diorama, Dramatic Tone) Scene Modes (Portrait, Landscape, Hand-Held Starlight, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, . Fireworks, Cuisine, Documents, Beach & Snow, Pet (Cat), Pet (Dog), 3D, Backlight HDR), Magic Art Filters (Pop Art, Pin Hole, Fish Eye, Drawing, Soft Focus, Punk, Sparkle, Water Color, Reflection, Miniature, Fragmented, Dramatic), Smart Panorama, In-Camera Panorama (Card), PC Panorama (Up to 10 frames automatically stitchable with ib software)
Self Timer: 2 or 12 seconds 2, 12, Pet auto-shutter seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Auto, Red-eye reduction, Red-eye reduction slow sync., Slow sync at 1st curtain, Slow sync at 2nd curtain, Fill-in, Manual (Full, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64), Off. Wireless flash control supported. Auto, Red-Eye Reduction, Fill-in, Off
Flash Guide Number (ISO 100): 7.0 m / 23.0 ft. 9.3
Flash Range Description: Bundled external flash has GN of 7m (ISO 100) or 10m (ISO 200) ISO 1600: Wide: 0.33ft (0.1m) - 30.5ft (9.3m); Tele: 1.31ft (0.4m) - 13.1ft (4.0m)
Max Flash Sync: 1/160  
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps  
External Flash Connection: Hot-Shoe n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes No
Uncompressed Format: 12-bit RAW (.ORF)  
Movie File Format: AVCHD, Motion JPEG MOV/H.264 with stereo sound
Included Memory:   59.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No No
NFC: No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes No
Remote Control Type: Optional RM-UC1 wired remote  
Connections (extended): Accessory Port 2, Multi Connector (USB/AV/Remote), Mini HDMI (Type C) Multi-Terminal (USB Connector, Audio/Video Output), Micro HDMI Type-D
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.59  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.57  
Buffer size for RAW shooting in single shot mode (frames): 15  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 5.3 7.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 5
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.25 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.112 seconds  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.075 seconds  
Shutter Lag (notes): Full Autofocus Lag, Multi-area AF mode = 0.289s  
Startup Time: 1.8 seconds  
Play -> Record Time: 0.5 seconds  
Flash cycle time, full power: 4.7 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 330 shots 200 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary BLS-1 or BLS-5 Proprietary LI-50B
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: Proprietary BLS-1 Lithium-ion rechargeable 1 x Proprietary LI-50B Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: OLYMPUS Viewer 2/[ib] CD-ROM OLYMPUS [ib] and Olympus Viewer 2 Software
OS Compatibility:   Windows XP/Vista/7, Mac OS X 10.3 - 10.5
Miscellaneous
Notes & Features: Sensor-shift Image Stabilization, TruePic VI Image Processor, "FAST" AF System, Full HD movies, 6 Art Filters, Bundled External Flash. Available in Purple, Silver, Pink, White, Black and Brown. Sensor-shift Image Stabilization, iHS Technology, 3-inch 920K-dot Touchscreen LCD, 1080p Full HD Movies, 7fps Full Resolution Burst mode. Available in silver and black.