• APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • Detailed specifications
  • Nikon D3100
  • Pentax K-5
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Nikon D3100 webpage
Manufacturer website
Predecessor:   Pentax K-7
K-7 vs K-5
Successor: Nikon D3200
D3100 vs D3200
Pentax K-5 II
K-5 vs K-5 II
General
Model Number: D3100 K-5
Alternate Model Number(s):    
Camera Format: SLR Pro SLR
Currently Manufactured: No No
Retail Price: $699.95 $1749.95
Street Price:   $799.99
Date Available: 2010-09-15 2010-10-15
Tripod Mount: Yes Yes
Weight: 27.4 oz (777 g)
includes batteries, kit lens
35.4 oz (1,003 g)
includes batteries, kit lens
Size: 4.9 x 3.8 x 2.9 in.
(125 x 97 x 74 mm)
5.2 x 3.8 x 2.9 in.
(131 x 97 x 73 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 14.2 16.3
Sensor Format: APS-C APS-C
Sensor size: 355.74mm2 (23.10mm x 15.40mm) 372.09mm2 (23.70mm x 15.70mm)
Approximate Pixel Pitch: 5.01 microns 4.81 microns
Focal Length Multiplier: 1.5x 1.5x
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 Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 67 82
DxO Color Depth Score (bits): 22.5 23.7
DxO Dynamic Range Score (evs): 11.3 14.1
DxO Maximum Effective ISO Score (iso): 919 1,162
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)
4928 x 3264 (16.1 MP, Other),
3936 x 2624 (10.3 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1728 x 1152 (2.0 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), RAW (12-bit .NEF), RAW+JPEG JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 2.9 6.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (24)
1280x720 (30/​25/​24)
640x424 (24)
1920x1080 (25)
1280x720 (30/​25)
640x480 (30/​25)
Movie File Format: MOV H.264/MPEG-4 AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Pentax K (KA/KAF/KAF2)
Lens: Nikkor AF-S DX 18-55mm f/3.5-5.6G VR smc Pentax 18-55mm f/3.5-5.6AL DA WR
Focal Length (35mm equivalent): 27 - 83mm 27 - 83mm
Focal Length (actual): 18 - 55mm 18 - 55mm
Zoom Ratio: 3.00x 3.06x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele)
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 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 9 line-type SAFOX IX+, 11 point (9 cross type focus point in the center), with light wavelength sensor
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, 0.92x mag., 21.7mm eyepoint, -2.5 to +1.5 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.53x 0.61x
Viewfinder Magnification (nominal/claimed): 0.80x 0.92x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 27.0x 32.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 3200 12800
Minimum ISO (native): 100 100
ISO Settings: 100 - 3,200; expandable to 12800 Auto, 100-12800, expandable 80 to 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, fluorescent (D, N, W, L), tungsten, flash, CTE, manual (up to 3 settings), Kelvin temperature (up to 3 settings)
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) TTL open-aperture: 77-segment, Center-weighted, 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 Sensitivity Priority, Shutter and Aperture Priority
Self Timer: 10 or 2 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
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. P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash.
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 13.0 m / 42.7 ft.
Flash Range Description: Lens dependent Depends on lens
Max Flash Sync: 1/200 1/180
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: ISO hot shoe Hot Shoe, PC Sync socket
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   No UHS support
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (12-bit .NEF), RAW+JPEG 14-bit RAW (.PEF, .DNG)
Movie File Format: MOV H.264/MPEG-4 AVI (Motion JPEG)
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 Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes No
Remote Control Type: Optional, MC-DC2 corded Optional Wired or IR
Connections (extended): Type C mini-HDMI with CEC, Accessory Terminal (MC-DC2 remote cord or GP-1 GPS unit) Mini HMDI, DC input, wired remote, 3.5mm external stereo mic 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 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 6.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 31
RAW shooting speed in burst mode (fps):   6.5
Buffer size for RAW shooting in burst mode (frames):   23
RAW+JPEG shooting speed in burst mode (fps):   6.4
Buffer Size for RAW+JPEG shooting in burst mode (frames):   22
Shutter lag (full AF, wide/mid): 0.28 seconds 0.10 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   1.25 seconds
Shutter lag (prefocused, live view - DSLR):   0.384 seconds
Shutter Lag (manual focus): 0.200 seconds 0.092 seconds
Shutter lag (full AF, with flash): 0.30 seconds 0.21 seconds
Shutter Lag (prefocused): 0.117 seconds 0.092 seconds
Shutter Lag (notes): Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s OVF: Full Autofocus lag, Auto Area (11-points) AF = 0.118s Live View (firmware 1.02): - Full AF PD AF = 1.30s - Full AF CD AF = 1.25s - Prefocused = 0.384s
Startup Time: 0.4 seconds 0.6 seconds
Play -> Record Time: 0.3 seconds 0.3 seconds
Flash cycle time, full power: 3.5 seconds 2.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 550 shots 740 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL14 Proprietary D-LI90; optional D-BG4 Battery Grip
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL14 Lithium-ion rechargeable 1 x Proprietary D-LI90 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 Software (CD-ROM) S-SW110
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode. New 16.3MP CMOS APS-C sensor with ISOs up to 51200, sensor-shift shake reduction, 1080p HD video at 25fps, 11-point SAFOX IX+ AF system, 100%, 0.92x viewfinder, electronic level with tilt scale, improved in-camera HDR, SDXC compatible with firmware update, weather sealed magnesium allow body on stainless steel chassis.