• 1/2.3 inch 28.1mm2
  • 10.1 megapixels
  • 32.00mm - 95.00mm (35mm eq.)
  • APS-C 368.2mm2
  • 16.2 megapixels
  • ISO 100 - 6400
  • Detailed specifications
  • Pentax Optio E90
  • Nikon D5100
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Nikon D5000
D5000 vs D5100
Successor:   Nikon D5200
D5100 vs D5200
General
Model Number: E90 D5100
Alternate Model Number(s):    
Camera Format: Ultra Compact SLR
Currently Manufactured: No No
Retail Price: $99.95 $899.95
Street Price:   $649.99
Date Available: 2010-02-15 2011-04-17
Tripod Mount: Yes Yes
Weight: 6.0 oz (170 g)
includes batteries
29.2 oz (829 g)
includes batteries, kit lens
Size: 3.6 x 2.4 x 1.1 in.
(92 x 61 x 28 mm)
5.0 x 3.8 x 3.1 in.
(128 x 97 x 79 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 10.1 16.2
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 368.16mm2 (23.60mm x 15.60mm)
Approximate Pixel Pitch: 1.69 microns 4.79 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:   80
DxO Color Depth Score (bits):   23.5
DxO Dynamic Range Score (evs):   13.6
DxO Maximum Effective ISO Score (iso):   1,183
Image Capture
Image Resolution: 3648 x 2736 (10.0 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4928 x 3264 (16.1 MP, Other),
3696 x 2448 (9.0 MP, Other),
2464 x 1632 (4.0 MP, Other)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3), NEF (RAW) 14-bits, RAW+JPEG
Continuous-mode frames/second: n/a 3.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15)
1920x1080 (30/​25/​24)
1280x720 (30/​25/​24)
640x424 (30/​25)
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: Yes
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Nikon F
Lens: Pentax Zoom; 7 elements, 6 groups, 3 aspheric NIKKOR AF-S 18-55mm f/3.5-5.6G DX VR
Focal Length (35mm equivalent): 32 - 95mm 27 - 83mm
Focal Length (actual): 5.7 - 17.1mm 18 - 55mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/2.9 (wide) - f/5.2 (tele) f/3.5 -22 (W), f/5.6 -36 (T)
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
28 cm to Infinity
11.0 in to Infinity
Macro Focus Range: 10 - 60 cm
3.9 - 23.6 in
 
Filter Thread: n/a 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes No
Digital Zoom Values: Up to 5.7x n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 3 point AF, Spot AF, Auto Tracking AF 11 point TTL phase detection with 3D focus tracking by Nikon Multi-CAM 1000; Single-point, Dynamic and Auto Area modes. One cross-type sensor.
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD Optical / LCD
Viewfinder Type:   SLR type; eye-level pentamirror, ~95% coverage, ~0.78x magnification (50mm f/1.4 lens and infinity, -1.0m^1), 17.9mm eyepoint (-1.0m^1), -1.7 to +0.7 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):   0.52x
Viewfinder Magnification (nominal/claimed):   0.78x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 921,600 dots
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 31.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   100
ISO Settings: Auto (100-800), 100, 200, 400, 800, 1600; Digital SR 100-1600 (5M) Auto, 100-6400, Hi-1=12800, Hi-2=25600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent, Manual Auto, Incandescent, Fluorescent (7), Direct Sunlight, Flash, Cloudy, Shade, Manual
Shutter Speed Range: 1/2000 - 4 sec 1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL Multi-Segment 3D Color Matrix Metering II (420-pixel RGB), Center-weighted (75% given to 8mm circle in the center), Spot (3.5mm circle (2.5%) centered on selected focus point)
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: , Night Scene, Night Scene Portrait, Half Length Portrait, Movie, Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR (5M), Kids, Pet, Food, Natural Skin Tone, Candlelight, Digital Panorama (2M per frame), Frame Composite (3M), Sunset Portrait, Landscape, Child, Sports, Close up, Scene (Party/indoor, Beach/snow, Sunset, Dusk/dawn, Pet portrait, Candlelight, Blossom, Autumn colors, Food, Night portrait, Night landscape), Special Effects (Stills or D-movies: Silhouette, Selective Color, Night Vision, High Key, Low Key, Miniature Effect, Color Sketch).
Self Timer: 2 or 10 seconds 2, 5, 10, 20 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, On, Off, Red-Eye Reduction Auto, auto with red-eye reduction, auto slow sync, auto slow sync with red-eye reduction, fill-flash, red-eye reduction, slow sync, slow sync with red-eye reduction, rear-curtain with slow sync, rear-curtain sync, off; 18-300mm coveraqge
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: 18’ (wide, auto ISO), 9.8’ (tele, auto ISO) Lens dependent
Max Flash Sync:   1/200
Flash Exposure Compensation:   -3 to +1 EV in 0.3EV steps
External Flash Connection: n/a Hot shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   NEF (RAW) 14-bits, RAW+JPEG
Movie File Format: AVI (Motion JPEG) MOV H.264/MPEG-4
Included Memory: 6.0 MB No memory included
Included Memory Type: Internal  
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: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes
Remote Control Type:   Optional ML-L3 IR Remote or MC-DC2 Remote Cord
Connections (extended): DC Input HDMI Out (with CEC), Accessory Terminal for Wired Remote (MC-DC2) or GPS (GP-1), 3.5mm Stereo Mic Jack; DC-input via dummy battery AC adapter.
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.73
Cycle time for RAW shooting in single shot mode (seconds per frame):   0.77
Buffer size for RAW shooting in single shot mode (frames):   Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.77
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution):   3.9
Buffer size for JPEG shooting in burst mode (frames, max resolution):   100
RAW shooting speed in burst mode (fps):   4.0
Buffer size for RAW shooting in burst mode (frames):   13
RAW+JPEG shooting speed in burst mode (fps):   3.9
Buffer Size for RAW+JPEG shooting in burst mode (frames):   9
Shutter lag (full AF, wide/mid):   0.27 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   1.28 seconds
Shutter lag (prefocused, live view - DSLR):   0.488 seconds
Shutter Lag (manual focus):   0.248 seconds
Shutter lag (full AF, with flash):   0.29 seconds
Shutter Lag (prefocused):   0.114 seconds
Shutter Lag (notes):   Optical Viewfinder: Wide-area AF: 0.408s Live View: Full AF lag: 1.28s Prefocused: 0.49s
Startup Time:   0.5 seconds
Play -> Record Time:   0.4 seconds
Flash cycle time, full power:   4.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 600 shots (Lithium AA)  
Battery Life, Still (CIPA Rating OVF/EVF):   660 shots
Battery Life, Video:    
Battery Form Factor: 2 x AA Proprietary EN-EL14
Usable Battery Types: Alkaline or Lithium disposable, NiMH rechargeable Lithium-ion rechargeable
Batteries Included: 2 x AA Alkaline disposables 1 x Proprietary EN-EL14 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: CD-ROM S-SW104 ViewNX 2 CD-ROM
OS Compatibility:   Windows, Mac OS
Miscellaneous
Notes & Features: Available in Black or Wine Red. 3" Vari-angle 921K-dot LCD, Full HD Videos (up to 1920x1080@30fps), In-camera Special Effects, Night Vision mode, HDR, Active D-Lighting, 3.5mm External Stereo Mic socket.