• APS-C 355.7mm2
  • 14.2 megapixels
  • ISO 100 - 3200
  • APS-C 368.2mm2
  • 16.3 megapixels
  • ISO 200 - 6400
  • Detailed specifications
  • Nikon D3100
  • Fujifilm X-A1
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Nikon D3100 webpage
Manufacturer website
Predecessor:    
Successor: Nikon D3200
D3100 vs D3200
Fujifilm X-A2
X-A1 vs X-A2
General
Model Number: D3100 X-A1
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $699.95 $599.95
Street Price:   $449.99
Date Available: 2010-09-15 2013-09-30
Tripod Mount: Yes Yes
Weight: 27.4 oz (777 g)
includes batteries, kit lens
11.6 oz (330 g)
includes batteries
Size: 4.9 x 3.8 x 2.9 in.
(125 x 97 x 74 mm)
4.6 x 2.6 x 1.5 in.
(117 x 67 x 39 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 14.2 16.3
Sensor Format: APS-C APS-C
Sensor size: 355.74mm2 (23.10mm x 15.40mm) 368.16mm2 (23.60mm x 15.60mm)
Approximate Pixel Pitch: 5.01 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: 67  
DxO Color Depth Score (bits): 22.5  
DxO Dynamic Range Score (evs): 11.3  
DxO Maximum Effective ISO Score (iso): 919  
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)
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 2.21), RAW (12-bit .NEF), RAW+JPEG JPEG (Exif Ver 2.3), .RAF RAW (ISO 200-6400), RAW + JPEG
Continuous-mode frames/second: 2.9 5.6
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (24)
1280x720 (30/​25/​24)
640x424 (24)
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: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Fujifilm X
Lens: Nikkor AF-S DX 18-55mm f/3.5-5.6G VR FUJINON XC 16-50mm f/3.5-5.6 OIS; 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 - 38 (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
30 cm to Infinity
11.8 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: Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 9 line-type Contrast Detection: Area (49 areas in 7 x 7 grid), Multi; Changeable size of AF frame; Single AF, 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, 0.80x mag., 18mm eyepoint, -1.7 to +0.5 diopter  
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.53x  
Viewfinder Magnification (nominal/claimed): 0.80x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 230,000 dots 920,000 dots (307,000 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 27.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 3200 6400
Minimum ISO (native): 100 200
ISO Settings: 100 - 3,200; expandable to 12800 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 types), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual;all except Preset Manual with fine tuning 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: 420 segment 3D color matrix metering II, color matrix metering II, center-weighted, spot (3.5mm) 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, Night portrait Scene: Portrait, Landscape, Sport; Film Simulation (Velvia, ASTIA, PROVIA, Sepia, 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: 10 or 2 seconds 2 or 10 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. 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  
External Flash Connection: ISO hot shoe Hot shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:   UHS-I compliant
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (12-bit .NEF), 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  
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: 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,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional, MC-DC2 corded Optional RR-90 wired remote
Connections (extended): Type C mini-HDMI with CEC, Accessory Terminal (MC-DC2 remote cord or GP-1 GPS unit) Mini (Type C) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.55  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.54  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 5.6
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 30
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): 0.28 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.200 seconds  
Shutter lag (full AF, with flash): 0.30 seconds  
Shutter Lag (prefocused): 0.117 seconds  
Shutter Lag (notes): Live View: Full AF lag (AF-S or AF-F) = 1.5s Prefocused lag = 0.479s  
Startup Time: 0.4 seconds  
Play -> Record Time: 0.3 seconds  
Flash cycle time, full power: 3.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   350 shots
Battery Life, Still (CIPA Rating OVF/EVF): 550 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:
Internal Charging Supported:
Software
Included Software: Nikon Software Suite CD-ROM Fujifilm CD-ROM (Viewer software, RAW File Converter, etc.)
OS Compatibility: Windows, Mac OS Windows, Mac OS
Miscellaneous
Notes & Features: 1080p HD movies, Quiet Shutter mode, new full-time AF in Movie mode. Cost-reduced X-M1 with conventional Bayer sensor. Available in black or indigo blue.