• APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • APS-C 337.5mm2
  • 20.2 megapixels
  • ISO 100 - 16,000
  • Detailed specifications
  • Nikon D3100
  • Canon EOS 7D Mark II
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Nikon D3100 webpage
Manufacturer website
Predecessor:   Canon 7D
7D vs 7D Mark II
Successor: Nikon D3200
D3100 vs D3200
 
General
Model Number: D3100 7D Mark II
Alternate Model Number(s):    
Camera Format: SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $699.95 $2149.00
Street Price:   $1,799.00
Date Available: 2010-09-15 2014-11-15
Tripod Mount: Yes Yes
Weight: 27.4 oz (777 g)
includes batteries, kit lens
49.0 oz (1,388 g)
includes batteries, kit lens
Size: 4.9 x 3.8 x 2.9 in.
(125 x 97 x 74 mm)
5.9 x 4.4 x 3.1 in.
(149 x 112 x 78 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 14.2 20.2
Sensor Format: APS-C APS-C
Sensor size: 355.74mm2 (23.10mm x 15.40mm) 337.5mm2 (22.50mm x 15.00mm)
Approximate Pixel Pitch: 5.01 microns 4.11 microns
Focal Length Multiplier: 1.5x 1.6x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 67 70
DxO Color Depth Score (bits): 22.5 22.4
DxO Dynamic Range Score (evs): 11.3 11.8
DxO Maximum Effective ISO Score (iso): 919 1,082
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)
5472 x 3648 (20.0 MP, 3:2),
3468 x 2432 (8.4 MP, Other),
2736 x 1824 (5.0 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2),
5472 x 3648 (20.0 MP, 3:2),
4104 x 2736 (11.2 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), RAW (12-bit .NEF), RAW+JPEG JPEG (EXIF 2.3), 14-bit RAW, MRAW, SRAW, RAW+JPEG
Continuous-mode frames/second: 2.9 9.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (24)
1280x720 (30/​25/​24)
640x424 (24)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: MOV H.264/MPEG-4 MP4/MOV (Video: H.264 Intra-Frame / Inter-Frame, Audio: Stereo AAC/Linear PCM)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No Yes
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Canon EF/EF-S
Lens: Nikkor AF-S DX 18-55mm f/3.5-5.6G VR Canon EF-S 18-135mm f/3.5-5.6 IS STM
Focal Length (35mm equivalent): 27 - 83mm 29 - 216mm
Focal Length (actual): 18 - 55mm 18 - 135mm
Zoom Ratio: 3.00x 7.50x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/3.5 - f/22 (wide) / f/5.6 - f/36 (tele)
Integrated ND Filter: No No
Normal Focus Range: 28 cm to Infinity
11.0 in to Infinity
39 cm to Infinity
15.4 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 67.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a 3-10x available during movie recording only
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 9 line-type OVF: AF-dedicated CMOS sensor, 65-points, all cross-type AF points, center dual cross-type point for f/2.8; Live View: Dual-Pixel CMOS AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; eye-level pentamirror, 95% coverage, 0.80x mag., 18mm eyepoint, -1.7 to +0.5 diopter SLR type; eye-level pentaprism, 100% coverage, 1.0x magnification, 22mm eyepoint, -3 to +1 diopter, interchangeable focusing screens
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.53x 0.63x
Viewfinder Magnification (nominal/claimed): 0.80x 1.00x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots 1,040,000 dots (346,600 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 27.0x 10.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 3200 16000
Minimum ISO (native): 100 100
ISO Settings: 100 - 3,200; expandable to 12800 Auto, 100 - 16000 in 1/3 or 1EV steps, Expandable to 25600 and 51200
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, Daylight, Shade, Cloudy/Twilight/Sunset, Tungsten, White Fluorescent, Flash, Custom, Color Temperature
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 30 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) 150K-pixel RGB+IR metering sensor, 252-zone Evaluative, Center-weighted, Partial, Spot
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 Three custom settings (C1-C3)
Self Timer: 10 or 2 seconds 10 or 2 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. E-TTL II, Manual; wireless slave flash supported via built-in flash
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 11.0 m / 36.1 ft.
Flash Range Description: Lens dependent Lens aperture dependent; GN= 11m (36 ft.) at ISO 100
Max Flash Sync: 1/200 1/250
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, PC Socket
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC CF1 / SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:   UDMA7/UHS-I compliant
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (12-bit .NEF), RAW+JPEG 14-bit RAW, MRAW, SRAW, RAW+JPEG
Movie File Format: MOV H.264/MPEG-4 MP4/MOV (Video: H.264 Intra-Frame / Inter-Frame, Audio: Stereo AAC/Linear PCM)
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 Yes
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional, MC-DC2 corded Optional wired or wireless
Connections (extended): Type C mini-HDMI with CEC, Accessory Terminal (MC-DC2 remote cord or GP-1 GPS unit) Mini (Type-C) HDMI, 3.5mm Microphone Jack, 3.5mm Headphoe Jack, N3 Remote Jack
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 <0.3
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 9.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 103
RAW shooting speed in burst mode (fps):   9.5
Buffer size for RAW shooting in burst mode (frames):   26
RAW+JPEG shooting speed in burst mode (fps):   9.4
Buffer Size for RAW+JPEG shooting in burst mode (frames):   18
Shutter lag (full AF, wide/mid): 0.28 seconds 0.25 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.26 seconds
Shutter lag (prefocused, live view - DSLR):   0.052 seconds
Shutter Lag (manual focus): 0.200 seconds 0.154 seconds
Shutter lag (full AF, with flash): 0.30 seconds 0.37 seconds
Shutter Lag (prefocused): 0.117 seconds 0.052 seconds
Shutter Lag (notes): Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s Additional OVF: Full AF, 65-point Auto AF iTR On (default) = 0.398s Full AF, 65-point Auto AF iTR Off = 0.305s Live View: Full AF lag (center)= 0.256s Prefocused = 0.052s
Startup Time: 0.4 seconds 0.5 seconds
Play -> Record Time: 0.3 seconds 0.3 seconds
Flash cycle time, full power: 3.5 seconds 3.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   250 shots
Battery Life, Still (CIPA Rating OVF/EVF): 550 shots 670 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL14 Proprietary
Usable Battery Types: Lithium-ion rechargeable LP-E6N/LP-E6 Lithium-ion rechargeble
Batteries Included: 1 x Proprietary EN-EL14 Lithium-ion rechargeable 1 x Proprietary LP-E6N 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 Canon Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional.Picture Style Editor, Movie Edit Task, PhotoStitch, Memory Card utility,)
OS Compatibility: Windows, Mac OS Windows, Mac OS X
Miscellaneous
Notes & Features: 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode. 20.2 megapixel APS-C Canon CMOS with Dual Pixel CMOS AF system, Dual DIGIC 6 Image Processors, up to 10fps burst mode, new 65-point all cross-type AF, 150K-pixel RGB+IR 252-zone metering sensor, Full HD videos up to 60p in ALL-I or IPB codecs.