• APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • 4/3 226.2mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Nikon D3100
  • Olympus OM-D E-M10 III
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Nikon D3100 webpage
Manufacturer website
Predecessor:   Olympus E-M10 II
E-M10 II vs E-M10 III
Successor: Nikon D3200
D3100 vs D3200
 
General
Model Number: D3100 E-M10 III
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $699.95 $799.99
Street Price:   $549.00
Date Available: 2010-09-15 2017-09-30
Tripod Mount: Yes Yes
Weight: 27.4 oz (777 g)
includes batteries, kit lens
17.7 oz (503 g)
includes batteries, kit lens
Size: 4.9 x 3.8 x 2.9 in.
(125 x 97 x 74 mm)
4.8 x 3.3 x 1.9 in.
(122 x 84 x 50 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer:    
Effective Megapixels: 14.2 16.1
Sensor Format: APS-C 4/3
Sensor size: 355.74mm2 (23.10mm x 15.40mm) 226.2mm2 (17.40mm x 13.00mm)
Approximate Pixel Pitch: 5.01 microns 3.78 microns
Focal Length Multiplier: 1.5x 2.0x
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 67  
DxO Color Depth Score (bits): 22.5  
DxO Dynamic Range Score (evs): 11.3  
DxO Maximum Effective ISO Score (iso): 919  
Image Capture
Image Resolution: 4608 x 3072 (14.2 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2304 x 1536 (3.5 MP, 3:2)
4608 x 3456 (15.9 MP, 4:3),
3200 x 2400 (7.7 MP, 4:3),
1280 x 980 (1.3 MP, Other),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.21), RAW (12-bit .NEF), RAW+JPEG JPEG (EXIF 2.3), 12-bit lossless compressed RAW, RAW + JPEG
Continuous-mode frames/second: 2.9 8.6
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (24)
1280x720 (30/​25/​24)
640x424 (24)
3840x2160 (30p/​25p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
1280x720 (120p)
3840x2160 (5p)
1920x1080 (15p/​10p/​5p)
1280x720 (30p/​15p/​10p/​5p)
Movie File Format: MOV H.264/MPEG-4 MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Micro Four Thirds
Lens: Nikkor AF-S DX 18-55mm f/3.5-5.6G VR Olympus M.Zuiko 14-42mm f/3.5-5.6 EZ ED
Focal Length (35mm equivalent): 27 - 83mm 28 - 84mm
Focal Length (actual): 18 - 55mm 14 - 42mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/3.5 (wide) / f/5.6 (tele) - f/22; 5 diaphragm blades (circular)
Integrated ND Filter: No No
Normal Focus Range: 28 cm to Infinity
11.0 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No Yes
Digital Zoom Values: n/a 2x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 9 line-type High-speed Contrast-detect AF: 121-area multiple AF / All target, Group target area (9-area), Single target (Normal/Small) / Eye Detection (Nearer, Left, Right) / Magnified (up to 14x, over 800 AF points)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type; eye-level pentamirror, 95% coverage, 0.80x mag., 18mm eyepoint, -1.7 to +0.5 diopter EVF; 2.36M-dot OLED, 100% coverage, 1.23x magnification (0.62x 35mm eq.), 19.2mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 2,360,000 dots
Viewfinder Magnification (35mm equivalent): 0.53x 0.62x
Viewfinder Magnification (nominal/claimed): 0.80x 1.23x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots 1,037,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 27.0x 14.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 3200 25600
Minimum ISO (native): 100 200
ISO Settings: 100 - 3,200; expandable to 12800 AUTO: ISO Low (100) - 25600 (customizable, Default 200-6400) / Manual ISO Low (100) - 25600, 1/3 or 1 EV steps selectable
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual;all except Preset Manual with fine tuning Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Custom (Kevin setting), One-touch WB (4)
Shutter Speed Range: 1/4000 - 30 sec 1/16000 - 60 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 420 segment 3D color matrix metering II, color matrix metering II, center-weighted, spot (3.5mm) Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Child, Sports, Close up, Night portrait Scene (Portrait, e-Portrait, Landscape + Portrait, Night + Portrait, Children, Night scene, Sport, Hand-held Starlight, Fireworks, Light trails, Sports, Panning, Landscape, Sunset, Beach & Snow, Backlight HDR, Candlelight, Silent, Macro, Nature Macro, Documents, Multi Focus Shot), Advanced Photo (Live Composite, Live Bulb, Multiple Exposure, HDR Backlight, Silent, Panorama, Keystone Compensation, AE Bracketing, Focus Bracketing), Art Filter (Bleach Bypass I/II, Pop Art, Soft Focus, Pale & Light Color, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Gentle Sepia, Dramatic Tone, Key Line, Watercolor, Vintage, Partial Color)
Self Timer: 10 or 2 seconds 2, 12, custom seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Red-Eye Reduction, Red-Eye Reduction with Slow Sync, Slow Sync, Rear-Curtain Sync. Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual (1/1 (FULL) - 1/64)
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 5.8 m / 19.0 ft.
Flash Range Description: Lens dependent GN=5.8 (ISO100, m) / GN= 8.2 (ISO200, m)
Max Flash Sync: 1/200 1/250s Built-in Flash, 1/200s External Flash*; *FL-50R: 1/180s
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: ISO hot shoe Hot Shoe
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   UHS-II
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (12-bit .NEF), RAW+JPEG 12-bit lossless compressed RAW, RAW + JPEG
Movie File Format: MOV H.264/MPEG-4 MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No 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,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional, MC-DC2 corded Via Wi-Fi
Connections (extended): Type C mini-HDMI with CEC, Accessory Terminal (MC-DC2 remote cord or GP-1 GPS unit) Micro-B USB 2.0, Micro HDMI (Type-D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.55 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.54  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.33
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 8.6
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 Unlimited
RAW shooting speed in burst mode (fps):   8.6
Buffer size for RAW shooting in burst mode (frames):   33
RAW+JPEG shooting speed in burst mode (fps):   8.6
Buffer Size for RAW+JPEG shooting in burst mode (frames):   14
Shutter lag (full AF, wide/mid): 0.28 seconds 0.14 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.200 seconds 0.072 seconds
Shutter lag (full AF, with flash): 0.30 seconds 0.28 seconds
Shutter Lag (prefocused): 0.117 seconds 0.051 seconds
Shutter Lag (notes): Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s  
Startup Time: 0.4 seconds 1.0 seconds
Play -> Record Time: 0.3 seconds 0.5 seconds
Flash cycle time, full power: 3.5 seconds 4.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   330 shots
Battery Life, Still (CIPA Rating OVF/EVF): 550 shots 330 shots
Battery Life, Video:   80 minutes
Battery Form Factor: Proprietary EN-EL14 Proprietary
Usable Battery Types: Lithium-ion rechargeable BLS-50 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL14 Lithium-ion rechargeable 1 x Proprietary BLS-50 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Nikon Software Suite CD-ROM  
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode. Available in black or silver.