• APS-C 368.2mm2
  • 16.2 megapixels
  • ISO 100 - 6400
  • APS-C 368.2mm2
  • 16.3 megapixels
  • ISO 200 - 6400
  • Detailed specifications
  • Nikon D5100
  • Fujifilm X-A2
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Nikon D5000
D5000 vs D5100
Fujifilm X-A1
X-A1 vs X-A2
Successor: Nikon D5200
D5100 vs D5200
Fujifilm X-A3
X-A2 vs X-A3
General
Model Number: D5100 X-A2
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $899.95 $549.95
Street Price: $649.99 $599.99
Date Available: 2011-04-17 2015-02-15
Tripod Mount: Yes Yes
Weight: 29.2 oz (829 g)
includes batteries, kit lens
19.9 oz (564 g)
includes batteries, kit lens
Size: 5.0 x 3.8 x 3.1 in.
(128 x 97 x 79 mm)
4.6 x 2.6 x 1.6 in.
(117 x 67 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 16.2 16.3
Sensor Format: APS-C APS-C
Sensor size: 368.16mm2 (23.60mm x 15.60mm) 368.16mm2 (23.60mm x 15.60mm)
Approximate Pixel Pitch: 4.79 microns 4.82 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 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: 4928 x 3264 (16.1 MP, Other),
3696 x 2448 (9.0 MP, Other),
2464 x 1632 (4.0 MP, Other)
4896 x 3264 (16.0 MP, 3:2),
4896 x 2760 (13.5 MP, Other),
3264 x 3264 (10.7 MP, 1:1),
3456 x 2304 (8.0 MP, 3:2),
3456 x 1944 (6.7 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
2496 x 1664 (4.2 MP, 3:2),
2496 x 1408 (3.5 MP, Other),
1664 x 1664 (2.8 MP, 1:1)
Image File Format: JPEG (EXIF 2.3), NEF (RAW) 14-bits, RAW+JPEG JPEG (Exif Ver 2.3), .RAF RAW (ISO 200-6400), RAW + JPEG
Continuous-mode frames/second: 3.9 5.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (30/​25/​24)
640x424 (30/​25)
1920x1080 (30p)
1280x720 (30p)
Movie File Format: MOV H.264/MPEG-4 H.264 (MOV) with stereo sound
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: Yes n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Fujifilm X
Lens: NIKKOR AF-S 18-55mm f/3.5-5.6G DX VR FUJINON XC 16-50mm f/3.5-5.6 OIS II; 12 all glass elements in 10 groups including 3 aspherical elements and 1 ED element; 7 round-edged aperture blades
Focal Length (35mm equivalent): 27 - 83mm 24 - 76mm
Focal Length (actual): 18 - 55mm 16 - 50mm
Zoom Ratio: 3.00x 3.13x
Aperture Range: f/3.5 -22 (W), f/5.6 -36 (T) f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range: 28 cm to Infinity
11.0 in to Infinity
15 cm to Infinity
5.9 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes 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 detection with 3D focus tracking by Nikon Multi-CAM 1000; Single-point, Dynamic and Auto Area modes. One cross-type sensor. Contrast Detection: Area (49 areas in 7 x 7 grid), Multi; Changeable size of AF frame; Single AF, Eye Detection, Continuous AF, Tracking AF, Manual Focus
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / 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 Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.52x  
Viewfinder Magnification (nominal/claimed): 0.78x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots 920,000 dots (307,000 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes Yes
Max Playback Zoom: 31.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 6400
Minimum ISO (native): 100 200
ISO Settings: Auto, 100-6400, Hi-1=12800, Hi-2=25600 200-6400, Extended output sensitivity equivalent ISO 100, 12800 and 25600; AUTO(400), AUTO(800), AUTO(1600), AUTO(3200), AUTO(6400)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Incandescent, Fluorescent (7), Direct Sunlight, Flash, Cloudy, Shade, Manual Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light, Custom
Shutter Speed Range: 1/4000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 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) TTL 256-zones metering: Multi, Spot, Average
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, 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). Scene: Portrait Enhancer, Landscape, Sports, Night; Film Simulation (Velvia, ASTIA, PROVIA, Sepia, Classic Chrome and Black & White); Dynamic range setting AUTO (100-400%), 100%, 200%, 400%; Multiple Exposure; 8 Advanced Filters (Toy Camera, Miniature, Dynamic Tone, Pop Color, Soft Focus, High Key, Low Key and Partial Color)
Self Timer: 2, 5, 10, 20 seconds 2 or 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: 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 Auto, Forced Flash, Suppressed Flash, Slow Synchr, Rear-curtain Synchro, Commander; Red-eye reduction available
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 5.0 m / 16.4 ft.
Flash Range Description: Lens dependent GN=7m (ISO 200)
Max Flash Sync: 1/200 1/180s (1/160s in S or M mode)
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot shoe Hot shoe
Built-In Wireless Flash Control:   Trigger Only
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: NEF (RAW) 14-bits, RAW+JPEG .RAF RAW (ISO 200-6400), RAW + JPEG
Movie File Format: MOV H.264/MPEG-4 H.264 (MOV) with stereo sound
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional ML-L3 IR Remote or MC-DC2 Remote Cord Optional RR-90 wired remote
Connections (extended): 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. Mini (Type C) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.73 0.84
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 0.81
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 3.9 5.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 16
RAW shooting speed in burst mode (fps): 4.0 5.5
Buffer size for RAW shooting in burst mode (frames): 13 12
RAW+JPEG shooting speed in burst mode (fps): 3.9 5.5
Buffer Size for RAW+JPEG shooting in burst mode (frames): 9 11
Shutter lag (full AF, wide/mid): 0.27 seconds 0.36 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 0.082 seconds
Shutter lag (full AF, with flash): 0.29 seconds 0.47 seconds
Shutter Lag (prefocused): 0.114 seconds 0.057 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 1.4 seconds
Play -> Record Time: 0.4 seconds 1.0 seconds
Flash cycle time, full power: 4.0 seconds 3.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   410 shots
Battery Life, Still (CIPA Rating OVF/EVF): 660 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL14 Proprietary NP-W126
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL14 Lithium-ion rechargeable 1 x Proprietary NP-W126 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No No
Software
Included Software: ViewNX 2 CD-ROM Fujifilm CD-ROM (Viewer software, RAW File Converter, etc.)
OS Compatibility: Windows, Mac OS Windows, Mac OS
Miscellaneous
Notes & Features: 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. Available in back & silver, white & silver or brown & silver.