• 4/3 224.9mm2
  • 12.3 megapixels
  • ISO 200 - 3200
  • APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • Detailed specifications
  • Olympus E-620
  • Nikon D3100
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Nikon D3100 webpage
Predecessor:    
Successor:   Nikon D3200
D3100 vs D3200
General
Model Number: E-620 D3100
Alternate Model Number(s):    
Camera Format: SLR SLR
Currently Manufactured: No No
Retail Price: $799.95 $699.95
Street Price:    
Date Available: 2009-05-15 2010-09-15
Tripod Mount: Yes Yes
Weight: 16.8 oz (475 g) 27.4 oz (777 g)
includes batteries, kit lens
Size: 5.1 x 3.7 x 2.4 in.
(130 x 94 x 60 mm)
4.9 x 3.8 x 2.9 in.
(125 x 97 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.3 14.2
Sensor Format: 4/3 APS-C
Sensor size: 224.9mm2 (17.3mm x 13mm) 355.74mm2 (23.10mm x 15.40mm)
Approximate Pixel Pitch: 4.29 microns 5.01 microns
Focal Length Multiplier: 2.0x 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 55 67
DxO Color Depth Score (bits): 21.3 22.5
DxO Dynamic Range Score (evs): 10.3 11.3
DxO Maximum Effective ISO Score (iso): 536 919
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),
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 3072 (14.2 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2304 x 1536 (3.5 MP, 3:2)
Image File Format: JPEG (EXIF 2.2), RAW (.ORF) JPEG (EXIF 2.21), RAW (12-bit .NEF), RAW+JPEG
Continuous-mode frames/second: 3.9 2.9
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (24)
1280x720 (30/​25/​24)
640x424 (24)
Movie File Format:   MOV H.264/MPEG-4
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Four Thirds Nikon F
Lens: Olympus 14-42mm f3.5/5.6 ED Zuiko Digital Zoom Lens Nikkor AF-S DX 18-55mm f/3.5-5.6G VR
Focal Length (35mm equivalent): 28 - 84mm 27 - 83mm
Focal Length (actual): 14 - 42mm 18 - 55mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/3.5 (wide) / f/5.6 (tele) - f/22 f/3.5 - 22 (W), f/5.6 - 38 (T)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
28 cm to Infinity
11.0 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 7-point AF sensor with phase-difference detection system (5 points cross / 7 points twin AF sensors) Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 9 line-type
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type, fixed eye-level, 95% coverage, 0.96x mag., 18mm eyepoint, -3.0 to +1.0 diopter SLR type; eye-level pentamirror, 95% coverage, 0.80x mag., 18mm eyepoint, -1.7 to +0.5 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.48x 0.53x
Viewfinder Magnification (nominal/claimed): 0.96x 0.80x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 230,000 dots
Touchscreen: No No
Articulating Screen: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 14.0x 27.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 3200 3200
Minimum ISO (native): 200 100
ISO Settings: Auto (200 - 3200), 100 - 3200 (1/3, 1 EV steps) 100 - 3,200; expandable to 12800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Lamp, Fluorescent 1/2/3, Daylight, Flash, Cloudy, Shade, Custom WB, One-touch WB Auto, Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual;all except Preset Manual with fine tuning
Shutter Speed Range: 1/4000 - 60 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 49-zone Digital ESP, Center Weighted Average, Spot (2% with Highlight/Shadow mode) 420 segment 3D color matrix metering II, color matrix metering II, center-weighted, spot (3.5mm)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Macro, Sport, Night + Portrait, Children, High Key, Low Key, DIS mode, Nature Macro, Candle, Sunset, Fireworks, Documents, Panorama* (* Available with the Olympus xD-Picture Card), Beach & Snow,Underwater Wide, Underwater Macro Portrait, Landscape, Child, Sports, Close up, Night portrait
Self Timer: 2 or 12 seconds 10 or 2 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes 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 (1/4, 1/16, 1/64), Off Red-Eye Reduction, Red-Eye Reduction with Slow Sync, Slow Sync, Rear-Curtain Sync.
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 12.0 m / 39.4 ft.
Flash Range Description: Depends on lens aperture Lens dependent
Max Flash Sync: 1/180 1/200
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps -3 to +1 EV in 0.3EV steps
External Flash Connection: Hot Shoe ISO hot shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: CF1 / CF2 / Microdrive / xD SD / SDHC / SDXC
UHS Support:    
Other Memory: CF Type I/II UDMA supported  
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (.ORF) RAW (12-bit .NEF), RAW+JPEG
Movie File Format:   MOV H.264/MPEG-4
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
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
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: RM-1 IR or RM-UC1 cable Optional, MC-DC2 corded
Connections (extended): Multi-connector (Video: NTSC/PAL selectable, Optional Remote cable RM-UC1 is available) Type C mini-HDMI with CEC, Accessory Terminal (MC-DC2 remote cord or GP-1 GPS unit)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.82 0.55
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.92 0.54
Buffer size for RAW shooting in single shot mode (frames): Unlimited Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.9 2.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 5 100
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): 0.30 seconds 0.28 seconds
Shutter lag (full AF, tele): 0.30 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.290 seconds 0.200 seconds
Shutter lag (full AF, with flash): 0.31 seconds 0.30 seconds
Shutter Lag (prefocused): 0.073 seconds 0.117 seconds
Shutter Lag (notes): Live View: Full AF - Imager AF: 2.713s Full AF - AF Sensor: 0.554s Full AF - Hybrid Mode: 1.210s Prefocused: 0.328s Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s
Startup Time: 1.3 seconds 0.4 seconds
Play -> Record Time: 0.6 seconds 0.3 seconds
Flash cycle time, full power:   3.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 500 shots 550 shots
Battery Life, Video:    
Battery Form Factor: Proprietary BLS-1 Proprietary EN-EL14
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary BLS-1 Lithium Ion rechargeable 1 x Proprietary EN-EL14 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 Master 2 Software CD-ROM Nikon Software Suite CD-ROM
OS Compatibility: Windows, MacOS Windows, Mac OS
Miscellaneous
Notes & Features: Imager shift image stabilizer, Articulating LCD with Live View, Wireless flash support. Editing: Shadow adjustment, Red-eye fix, Trimming, Monotone, Sepia, Saturation (color depth), Resize (producing another file), Aspect Change. Art Filters: Pop Art, Soft Focus, Pale&Light Color, Light Tone, Grainy Film, Pin Hole 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode.