• APS-C 366.6mm2
  • 24.1 megapixels
  • ISO 100 - 6400
  • 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Nikon D7100
  • Sony Alpha ILCE-A7 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website
Nikon D7100 webpage
Manufacturer website
Predecessor: Nikon D7000
D7000 vs D7100
Sony A7 II
A7 II vs A7 III
Successor: Nikon D7200
D7100 vs D7200
Sony A7 IV
A7 III vs A7 IV
General
Model Number: D7100 A7 III
Alternate Model Number(s):   ILCE-7M3
Camera Format: Pro SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $1599.95 $1999.99
Street Price: $744.95 $1,531.33
Date Available: 2013-03-30 2018-04-10
Tripod Mount: Yes Yes
Weight: 43.1 oz (1,222 g)
includes batteries, kit lens
33.3 oz (945 g)
includes batteries, kit lens
Size: 5.3 x 4.2 x 3.0 in.
(136 x 107 x 76 mm)
5.0 x 3.8 x 2.9 in.
(127 x 96 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Toshiba Sony
Effective Megapixels: 24.1 24.2
Sensor Format: APS-C 35mm
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 847.28mm2 (35.60mm x 23.80mm)
Approximate Pixel Pitch: 3.92 microns 5.93 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 83 96
DxO Color Depth Score (bits): 24.2 25.0
DxO Dynamic Range Score (evs): 13.7 14.7
DxO Maximum Effective ISO Score (iso): 1,256 3,730
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
4494 x 3000 (13.5 MP, 3:2),
2992 x 2000 (6.0 MP, 3:2),
4800 x 3200 (15.4 MP, 3:2),
3600 x 2400 (8.6 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2)
6000 x 4000 (24.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
1968 x 1312 (2.6 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
1968 x 1112 (2.2 MP, Other)
Image File Format: JPEG (EXIF 2.3), NEF (RAW), 12 or 14 bit, RAW+JPEG JPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 5.9 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1920x1080 (60i/​50i (1.3x crop))
1280x720 (60p/​50p)
640x424 (30p/​25p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: MOV (Video: H.264/MPEG-4 AVC; Audio: Stereo Linear PCM) XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
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 Sony E
Lens: Nikkor AF-S 18-105mm f/3.5 -5.6G ED VR Sony FE 28-70mm f/3.5-5.6 OSS SEL2870
Focal Length (35mm equivalent): 27 - 158mm 28 - 70mm
Focal Length (actual): 18 - 105mm 28 - 70mm
Zoom Ratio: 5.80x 2.50x
Aperture Range: f/3.5 -22 (W), f/5.6 -38 (T) f/3.5-22 (W) / f/5.6-36 (T)
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
40 cm to Infinity
15.7 in to Infinity
Macro Focus Range:    
Filter Thread: 67.0mm 55.0mm
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: 51 point (15 cross-type sensors, center f/8 compatible) TTL phase detection with 3D focus tracking by Nikon Multi-CAM 3500 DX; Contrast-detect AF in Live View & Movie modes Fast Hybrid AF (Phase-detect + Contrast-detect AF): 693 phase-detection AF points covering 93% of image area, 425 contrast AF points; Wide (693 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot / Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type: eye-level pentaprism, 100% coverage, 0.94x mag., 19.5mm eyepoint, -2 to +1 diopter, OLED overlay display EVF: 0.5-inch (1.30cm), 2359K-dot XGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter
Focus Peaking: No Yes
EVF Resolution: n/a 2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent): 0.63x 0.78x
Viewfinder Magnification (nominal/claimed): 0.94x 0.78x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.0
Rear Display Resolution: 1,228,800 dots (307,200 px) 921,600 dots (307,200 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom:   18.8x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 6400 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-6400, Hi-1=12800, Hi-2=25600 Auto (ISO 100-12800, selectable lower limit and upper limit), 100 - 51200, expandable to 50 - 204800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Cloudy, Shade, Direct Sunlight, Flash, Fluorescent (7 types), Incandescent, Kelvin Color Temperature, Preset manual (up to 3); Fine tuning available. Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater
Shutter Speed Range: 1/8000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 3D Color Matrix Metering II, Center-weighted, Spot (2.5%), with 2016-pixel RGB sensor 1200-zone Evaluative Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene: Portrait, landscape, child, sports, close-up, night portrait, night landscape, party/indoor, beach/snow, sunset, dusk/dawn, pet portrait, candlelight, blossom, autumn colors, food; Effects: silhouette, high key, low key, night vision, color sketch, miniature effect, selective color; Active D-Lighting; HDR. Scene Modes: Portrait, Sports Action, Macro, Landscape, Sunset, Night Scene, Night Portrait; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 2 to 20 seconds 2 or 10; 3/5 shots after 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Front-Curtain Sync, Red-Eye Reduction, Red-Eye Reduction with Slow Sync, Slow Sync, and Rear-Curtain Sync; supports Advanced Wireless Lighting system Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Lens dependent (GN=12m/39ft at ISO 100) n/a
Max Flash Sync: 1/250 (up to 1/320s with lower flash range) 1/250
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Multi Interface Hot shoe
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory: Dual slots, UHS-I compatible Slot1:SD UHS-II; 2:MS/SD UHS-I
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: NEF (RAW), 12 or 14 bit, RAW+JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: MOV (Video: H.264/MPEG-4 AVC; Audio: Stereo Linear PCM) XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes Yes
External Connections: USB 2.0 High Speed USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional: wired or wireless Optional via RM-VPR1, USB or Wi-Fi
Connections (extended): Type-C Mini HDMI, Accessory Terminal, Stereo Microphone Jack, Stereo Headphone Jack USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.54 0.57
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.53  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.52 0.57
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.9 9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 12 163
RAW shooting speed in burst mode (fps): 5.3 9.7
Buffer size for RAW shooting in burst mode (frames): 5 33
RAW+JPEG shooting speed in burst mode (fps): 4.9 9.7
Buffer Size for RAW+JPEG shooting in burst mode (frames): 5 30
Shutter lag (full AF, wide/mid): 0.25 seconds 0.20 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.94 seconds  
Shutter lag (prefocused, live view - DSLR): 0.248 seconds  
Shutter Lag (manual focus): 0.055 seconds 0.125 seconds
Shutter lag (full AF, with flash): 0.30 seconds  
Shutter Lag (prefocused): 0.054 seconds 0.023 seconds
Shutter Lag (notes): OVF: Full AF shutter lag, Wide-area mode = 0.522s Live View: Full AF shutter lag (AF-S) = 1.935s Full AF shutter lag (AF-F) = 1.823s Prefocused = 0.248  
Startup Time: 0.3 seconds 1.7 seconds
Play -> Record Time: 0.3 seconds 0.9 seconds
Flash cycle time, full power: 4.0 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   710 shots
Battery Life, Still (CIPA Rating OVF/EVF): 950 shots 610 shots
Battery Life, Video:   115 minutes
Battery Form Factor: Proprietary EN-EL15, optional MB-D15 battery grip Proprietary
Usable Battery Types: Lithium-ion rechargeable NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL15 Lithium-ion rechargeable 1 x Proprietary NP-FZ100 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: Nikon ViewNX 2 CD-ROM  
OS Compatibility: Windows, Mac OS X  
Miscellaneous
Notes & Features: 24MP DX sensor with no optical low-pass filter, EXPEED 3 processor, new 51-point AF system (15 cross-type, center compatible with f/8), 6fps full-resolution burst mode, 7fps in new 1.3x crop mode, 1080p30 movies, 1080i60 movies in new 1.3x crop mode.