| Links | ||
|---|---|---|
| Prices: | ||
| Manufacturer URL: | Manufacturer website |
Manufacturer website
Nikon D3100 webpage |
| Predecessor: |
Pentax K20D
K20D vs K-7 |
|
| Successor: |
Pentax K-5
K-7 vs K-5 |
Nikon D3200
D3100 vs D3200 |
| General | ||
| Model Number: | K-7 | D3100 |
| Alternate Model Number(s): | ||
| Camera Format: | Pro SLR | SLR |
| Currently Manufactured: | No | No |
| Retail Price: | $1299.95 | $699.95 |
| Street Price: | ||
| Date Available: | 2009-07-15 | 2010-09-15 |
| Tripod Mount: | Yes | Yes |
| Weight: |
26.7 oz
(758 g)
includes batteries |
27.4 oz
(777 g)
includes batteries, kit lens |
| Size: |
5.1 x
3.8 x
2.9 in. (130 x 97 x 74 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: | CMOS | CMOS |
| Sensor Manufacturer: | ||
| Effective Megapixels: | 14.6 | 14.2 |
| Sensor Format: | APS-C | APS-C |
| Sensor size: | 369.72mm2 (23.7mm x 15.6mm) | 355.74mm2 (23.10mm x 15.40mm) |
| Approximate Pixel Pitch: | 5.07 microns | 5.01 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: | Yes | No |
| On-Sensor Phase Detect: | No | No |
| DxO Sensor Score: | 61 | 67 |
| DxO Color Depth Score (bits): | 22.6 | 22.5 |
| DxO Dynamic Range Score (evs): | 10.6 | 11.3 |
| DxO Maximum Effective ISO Score (iso): | 536 | 919 |
| Image Capture | ||
| Image Resolution: |
4672 x 3104
(14.5 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) |
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 2.21), RAW (.PEF, .DNG) | JPEG (EXIF 2.21), RAW (12-bit .NEF), RAW+JPEG |
| Continuous-mode frames/second: | 5.2 | 2.9 |
| Video Capture | ||
| Can take movies: | Yes | Yes |
| Movie Resolution: |
1280x720 (30)
1536x1024 (30) 640x416 (30) |
1920x1080 (24)
1280x720 (30/25/24) 640x424 (24) |
| Movie File Format: | AVI (Motion JPEG) | MOV H.264/MPEG-4 |
| 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: | Pentax K (KA/KAF/KAF2) | Nikon F |
| Lens: | n/a | Nikkor AF-S DX 18-55mm f/3.5-5.6G VR |
| Focal Length (35mm equivalent): | 27 - 83mm | |
| Focal Length (actual): | 18 - 55mm | |
| Zoom Ratio: | 3.00x | |
| Aperture Range: | f/3.5 - 22 (W), f/5.6 - 38 (T) | |
| Integrated ND Filter: | No | No |
| Normal Focus Range: |
28 cm to Infinity 11.0 in to Infinity |
|
| Macro Focus Range: | ||
| Filter Thread: | n/a | 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: | 11-point TTL phase-matching (SAFOX VIII) | 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; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to 1.5 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): | 0.61x | 0.53x |
| Viewfinder Magnification (nominal/claimed): | 0.92x | 0.80x |
| Display | ||
| Eye-level Viewfinder: | Yes | Yes |
| Rear Display: | Yes | Yes |
| Rear Display Size (inches): | 3.0 | 3.0 |
| Rear Display Resolution: | 921,000 dots | 230,000 dots |
| Touchscreen: | No | No |
| Articulating Screen: | No | No |
| Tilt Swivel Screen: | No | No |
| Selfie Screen: | No | No |
| Max Playback Zoom: | 32.0x | 27.0x |
| Top Deck Display: | Yes | No |
| Exposure | ||
| Maximum ISO (native): | 3200 | 3200 |
| Minimum ISO (native): | 100 | 100 |
| ISO Settings: | Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) | 100 - 3,200; expandable to 12800 |
| Auto ISO Mode: | Yes | Yes |
| White Balance Settings: | Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature | Auto, Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual;all except Preset Manual with fine tuning |
| Shutter Speed Range: | 1/8000 - 30 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: | TTL open-aperture: 77-segment, Center-weighted, Spot | 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: | Sensitivity Priority, Shutter and Aperture Priority, USER, Movie | Portrait, Landscape, Child, Sports, Close up, Night portrait |
| Self Timer: | 2 or 12 seconds | 10 or 2 seconds |
| Time Lapse (intervalometer): | Yes | |
| High Resolution Composite: | No | No |
| Flash | ||
| Built-in Flash: | Yes | Yes |
| Flash Modes: | On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless | Red-Eye Reduction, Red-Eye Reduction with Slow Sync, Slow Sync, Rear-Curtain Sync. |
| Flash Guide Number (ISO 100): | 13.0 m / 42.7 ft. | 12.0 m / 39.4 ft. |
| Flash Range Description: | Depends on lens | Lens dependent |
| Max Flash Sync: | 1/180 | 1/200 |
| Flash Exposure Compensation: | -2 to +1 EV in 0.5EV steps | -3 to +1 EV in 0.3EV steps |
| External Flash Connection: | Hot Shoe, PC-Sync Socket | ISO hot shoe |
| Built-In Wireless Flash Control: | Full TTL exposure | |
| Image Storage | ||
| Usable Memory Types: | SD / SDHC | SD / SDHC / SDXC |
| UHS Support: | ||
| Other Memory: | ||
| Dual Card Slots: | No | No |
| RAW Capture Support: | Yes | Yes |
| Uncompressed Format: | RAW (.PEF, .DNG) | RAW (12-bit .NEF), RAW+JPEG |
| Movie File Format: | AVI (Motion JPEG) | 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: | No | Yes |
| DPOF Compliant: | Yes | Yes |
| Remote Control: | Yes | Yes |
| Remote Control Type: | Wired or IR | Optional, MC-DC2 corded |
| Connections (extended): | DC input, wired remote, external stereo mic jack | 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): | <0.3 | 0.55 |
| Cycle time for RAW shooting in single shot mode (seconds per frame): | <0.3 | 0.54 |
| Buffer size for RAW shooting in single shot mode (frames): | 13 | 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): | 5.2 | 2.9 |
| Buffer size for JPEG shooting in burst mode (frames, max resolution): | 20 | 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): | 0.09 seconds | 0.28 seconds |
| Shutter lag (full AF, tele): | ||
| Shutter lag (full AF, live view - DSLR): | ||
| Shutter lag (prefocused, live view - DSLR): | ||
| Shutter Lag (manual focus): | 0.075 seconds | 0.200 seconds |
| Shutter lag (full AF, with flash): | 0.15 seconds | 0.30 seconds |
| Shutter Lag (prefocused): | 0.074 seconds | 0.117 seconds |
| Shutter Lag (notes): | Live View Phase-Detect Full AF: 1.2 seconds Contrast-Detect Full AF: 2.3 seconds Prefocused: 0.405 second | Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s |
| Startup Time: | 0.6 seconds | 0.4 seconds |
| Play -> Record Time: | 0.1 seconds | 0.3 seconds |
| Flash cycle time, full power: | 3.7 seconds | 3.5 seconds |
| Power | ||
| Battery Life, Stills (CIPA Rating Monitor/Live View): | ||
| Battery Life, Still (CIPA Rating OVF/EVF): | 740 shots | 550 shots |
| Battery Life, Video: | ||
| Battery Form Factor: | Proprietary D-LI90 | Proprietary EN-EL14 |
| Usable Battery Types: | Lithium-ion rechargeable | Lithium-ion rechargeable |
| Batteries Included: | 1 x Proprietary D-LI90 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: | CD-ROM S-SW74/75 | Nikon Software Suite CD-ROM |
| OS Compatibility: | Windows XP/Vista, MacOS 10.2 or later | Windows, Mac OS |
| Miscellaneous | ||
| Notes & Features: | Sensor-shift image stabilization, new 77-segment metering system, Distortion and Lateral Chromatic Aberrations correction, High Dynamic Range (HDR) image capture mode, HD Movie capture (1280x720, 1536x1024, 640x416 all at 30 frames per second), HDMI output, magnesium alloy body. | 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode. |
