• APS-C 368.2mm2
  • 16.3 megapixels
  • ISO 200 - 6400
  • APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Fujifilm X-T1
  • Sony Alpha ILCE-A5100
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Sony Alpha ILCE-A5100 webpage
Predecessor:   Sony NEX-5T
NEX-5T vs A5100
Successor: Fujifilm X-T2
X-T1 vs X-T2
 
General
Model Number: X-T1 A5100
Alternate Model Number(s):   ILCE-5100
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No Yes
Retail Price: $1699.95 $699.99
Street Price: $1,299.00 $348.00
Date Available: 2014-02-15 2014-09-01
Tripod Mount: Yes Yes
Weight: 27.2 oz (771 g)
includes batteries, kit lens
14.1 oz (399 g)
includes batteries, kit lens
Size: 5.1 x 3.5 x 1.8 in.
(129 x 90 x 47 mm)
4.3 x 2.5 x 1.4 in.
(110 x 63 x 36 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 16.3 24.3
Sensor Format: APS-C APS-C
Sensor size: 368.16mm2 (23.60mm x 15.60mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 4.82 microns 3.92 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: X-Trans II RGBG
Anti Aliasing Filter: Not needed Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: Yes Yes
DxO Sensor Score:   80
DxO Color Depth Score (bits):   23.8
DxO Dynamic Range Score (evs):   12.7
DxO Maximum Effective ISO Score (iso):   1,347
Image Capture
Image Resolution: 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),
9600 x 2160 (20.7 MP, Other),
9600 x 1440 (13.8 MP, Other),
6400 x 2160 (13.8 MP, Other),
6400 x 1440 (9.2 MP, Other)
6000 x 4000 (24.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
4240 x 2832 (12.0 MP, 3:2),
4240 x 2400 (10.2 MP, Other),
3008 x 2000 (6.0 MP, 3:2),
3008 x 1688 (5.1 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
Image File Format: JPEG (Exif Ver 2.3), .RAF RAW (ISO 200-6400), RAW + JPEG JPEG (EXIF 2.3), RAW (ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 8.3 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
1920x1080 (60p/​60i/​30p/​24p)
1440x1080 (30p)
640x480 (30p)
Movie File Format: MOV (H.264) with linear PCM stereo sound XAVC S / AVCHD 2.0 / MP4; Stereo Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Fujifilm X Sony E
Lens: Fujinon XF 18-55mm f/2.8-4 R LM OIS; 14 elements in 10 groups, including 3 aspherical lenses and 1 extra low dispersion element Sony SELP1650 PZ 16-50mm f/3.5-5.6 OSS; 9 elements in 8 groups, 4 aspheric surfaces
Focal Length (35mm equivalent): 27 - 84mm 24 - 75mm
Focal Length (actual): 18 - 55mm 16 - 50mm
Zoom Ratio: 3.06x 3.13x
Aperture Range: f/2.8 (wide) / f/4 (tele) - f/22 f/3.5 - f/22 (W) / f/5.6 - f/36 (T); 7-blade circular aperture
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Intelligent Hybrid AF (TTL contrast AF/TTL phase detection AF); 49 area / Multi Hybrid Contrast/Phase Detection: 179-point PDAF, 25-point CDAF, Center, Flexible Spot (S/M/L), Zone
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF: 0.5-inch 2.36M-dot OLED with 100% coverage, 0.77x magnification with 50mm lens (35mm format equivalent), 23mm eyepoint, -4 to +2 diopter adjustment, eye sensor  
Focus Peaking: Yes Yes
EVF Resolution: 2,360,000 dots n/a
Viewfinder Magnification (35mm equivalent): 0.77x  
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots (345,600 px) 921,600 dots (230,400 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom:   16.7x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 25600
Minimum ISO (native): 200 100
ISO Settings: 200-6400, Extended output sensitivity equivalent ISO 100, 12800, 25600 and 51200; AUTO(400), AUTO(800), AUTO(1600), AUTO(3200), AUTO(6400) Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600
Auto ISO Mode: Yes Yes
White Balance Settings: Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light, Underwater, Custom, Color Temperature (K) Auto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, Underwater, C. Temp 2500 to 9900K, C Filter G7 to M7 (15-step), Custom, AWB micro adjustment
Shutter Speed Range: 1/32000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL 256-zones metering: Multi, Spot, Average 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Film Simulation: PROVIA/STANDARD, Velvia/VIVID, ASTIA/SOFT, PRO Neg Hi, PRO Neg. Std, MONOCHROME, MONOCHROME+Ye FILTER, MONOCHROME+R FILTER, MONOCHROME+G FILTER, SEPIA; Dynamic range setting AUTO (100-400%), 100%, 200%, 400%; Multiple exposure, Motion Panorama, Toy Camera, Miniature, Dynamic Tone, Pop Color, Soft Focus, High Key, Low Key, and Partial Color. Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur, HDR, Sweep Panorama
Self Timer: 2 or 10 seconds 2 , 10, 10 (3 or 5 frames) seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Red-eye removal OFF: Auto, Forced Flash, Suppressed Flash, Slow Synchro. Rear-curtain Synchro; Red-eye removal ON: Red-eye Reduction Auto, Red-eye Reduction & Forced Flash, Suppressed Flash, Red-eye Reduction & Slow Synchro. Red-eye Reduction & Rear-curtain Synchro; Basic trigger (Commander) mode Auto, Off, Fill-flash, Rear sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 8.0 m / 26.2 ft. 4.0 m / 13.1 ft.
Flash Range Description: Bundled flash has GN=11m (ISO 200) Lens dependent; GN=4 (ISO 100, m)
Max Flash Sync: 1/180 1/160
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot shoe n/a
Built-In Wireless Flash Control: Trigger Only No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: UHS-II UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .RAF RAW (ISO 200-6400), RAW + JPEG RAW (ARW 2.3), RAW+JPEG
Movie File Format: MOV (H.264) with linear PCM stereo sound XAVC S / AVCHD 2.0 / MP4; Stereo Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional RR-90 wired remote Optional wired or Wi-Fi
Connections (extended): Mini (Type C) HDMI, 2.5mm Stereo Microphone/Remote Jack Micro (Type-D) HDMI, Multi Micro USB
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.67 0.55
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.68 0.59
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): 0.68 0.56
Camera penalizes early shutter press? Yes No
JPEG shooting speed in burst mode (fps, max resolution): 8.3 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 67
RAW shooting speed in burst mode (fps): 8.2 6.0
Buffer size for RAW shooting in burst mode (frames): 23 25
RAW+JPEG shooting speed in burst mode (fps): 8.1 6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 22 23
Shutter lag (full AF, wide/mid): 0.14 seconds 0.24 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.155 seconds 0.126 seconds
Shutter lag (full AF, with flash): 0.55 seconds 0.35 seconds
Shutter Lag (prefocused): 0.051 seconds 0.021 seconds
Shutter Lag (notes): Full AF lag, Multi-area AF mode = 0.151s Full AF shutter lag, wide-area AF mode = 0.230s
Startup Time: 1.4 seconds 2.0 seconds
Play -> Record Time: 1.2 seconds 1.0 seconds
Flash cycle time, full power: 4.5 seconds 2.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 350 shots 400 shots
Battery Life, Still (CIPA Rating OVF/EVF): 350 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary NP-W126 Proprietary NP-FW50
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-W126 Lithium-ion rechargeable 1 x Proprietary NP-FW50 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: No Yes
Software
Included Software: Fujifilm CD-ROM (Viewer software, RAW File Converter, etc.)  
OS Compatibility: Windows 8 / 7 / Vista, Mac OS X 10.6+  
Miscellaneous
Notes & Features: Available in Black or Graphite Silver. Available in black or white.