Prices: |
Compare Prices
|
Compare Prices
|
Manufacturer URL: |
Manufacturer website
|
Manufacturer website
|
Predecessor: |
Pentax 645D
645D vs 645Z
|
Sony A7 II
A7 II vs A7 III
|
Successor: |
|
Sony A7 IV
A7 III vs A7 IV
|
Model Number: |
645Z |
A7 III |
Alternate Model Number(s): |
|
ILCE-7M3 |
Camera Format: |
Pro SLR |
Compact System Camera |
Currently Manufactured: |
Yes |
Yes |
Retail Price: |
$8499.95 |
$1999.99 |
Street Price: |
$4,845.43 |
$1,648.00 |
Date Available: |
2014-06-15 |
2018-04-10 |
Tripod Mount: |
Yes |
Yes |
Weight: |
54.9 oz
(1,555 g)
includes batteries
|
33.3 oz
(945 g)
includes batteries, kit lens
|
Size: |
6.1 x
4.6 x
4.8 in.
(156 x
117 x
123 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 |
|
Sensor Type: |
CMOS |
CMOS |
Sensor Manufacturer: |
Sony |
Sony |
Effective Megapixels: |
51.4 |
24.2 |
Sensor Format: |
Medium format |
35mm |
Sensor size: |
1436.64mm2 (43.80mm x 32.80mm) |
847.28mm2 (35.60mm x 23.80mm) |
Approximate Pixel Pitch: |
5.31 microns |
5.93 microns |
Focal Length Multiplier: |
0.8x |
1.0x |
Aspect Ratio: |
4:3 |
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: |
101 |
96 |
DxO Color Depth Score (bits): |
26.0 |
25.0 |
DxO Dynamic Range Score (evs): |
14.7 |
14.7 |
DxO Maximum Effective ISO Score (iso): |
4,505 |
3,730 |
Image Resolution: |
8256 x 6192
(51.1 MP,
4:3), 6192 x 5184
(32.1 MP,
Other), 5376 x 4032
(21.7 MP,
4:3), 1920 x 1440
(2.8 MP,
4:3) |
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, 14-bit PEF / DNG RAW, TIFF |
JPEG, RAW (14-bit ARW 2.3), RAW+JPEG |
Continuous-mode frames/second: |
3.1 |
9.9 |
Can take movies: |
Yes |
Yes |
Movie Resolution: |
1920x1080 (60i/50i/30p/25p/24p)
1280x720 (60p/50p/30p/25p/24p)
|
3840x2160 (30p/25p/24p)
1920x1080 (120p/100p/60p/60i/50p/50i/30p/25p/24p)
|
Movie File Format: |
MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record |
XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo |
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 Mount: |
Pentax 645 bayonet |
Sony E |
Lens: |
n/a |
Sony FE 28-70mm f/3.5-5.6 OSS SEL2870 |
Focal Length (35mm equivalent): |
|
28 -
70mm
|
Focal Length (actual): |
|
28 -
70mm
|
Zoom Ratio: |
|
2.50x |
Aperture Range: |
|
f/3.5-22 (W) / f/5.6-36 (T) |
Integrated ND Filter: |
No |
No |
Normal Focus Range: |
|
40 cm to Infinity
15.7 in to Infinity
|
Macro Focus Range: |
|
|
Filter Thread: |
n/a |
55.0mm |
Thread Type: |
n/a |
n/a |
Optical Image Stabilization: |
No |
Yes |
Digital Zoom: |
|
Yes |
Digital Zoom Values: |
|
Up to 4x; up to 2x Clear Image Digital Zoom |
Auto Focus: |
Yes |
Yes |
Auto Focus Type: |
27-point SAFOX 11+ Phase Difference Detection (25 cross type focus points in the center): Spot, Select, Expanded Area AF (S, M, L), Zone Select, Auto (27 AF Points) |
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? |
No |
Yes |
Manual Focus: |
Yes |
Yes |
Viewfinder: |
Optical / LCD
|
EVF / LCD
|
Viewfinder Type: |
Trapezoid prism finder w/ interchangeable Natural-Bright-Matte focusing screen; Coverage: ~98%; Magnification: ~0.62x (55mmF2.8 at infinity), ~0.85x (75mmF2.8 at infinity); Diopter: -3.5 m to + 2.0 m-1; Eye Relief: ~21 mm (from view window), ~24.1 mm (from center of lens) |
EVF: 0.5-inch (1.30cm), 2359K-dot XGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter |
Focus Peaking: |
Yes |
Yes |
EVF Resolution: |
n/a
|
2,359,296 dots (786,432 pixels)
|
Viewfinder Magnification (35mm equivalent): |
0.78x |
0.78x |
Viewfinder Magnification (nominal/claimed): |
0.62x |
0.78x |
Eye-level Viewfinder: |
Yes |
Yes |
Rear Display: |
Yes |
Yes |
Rear Display Size (inches): |
3.2 |
3.0 |
Rear Display Resolution: |
1,036,800 dots
(345,600 px)
|
921,600 dots
(307,200 px)
|
Touchscreen: |
No |
Yes |
Articulating Screen: |
Yes |
Yes |
Tilt Swivel Screen: |
No |
No |
Selfie Screen: |
No |
No |
Max Playback Zoom: |
16.0x |
18.8x |
Top Deck Display: |
Yes |
No |
|
Maximum ISO (native): |
204800 |
51200 |
Minimum ISO (native): |
100 |
100 |
ISO Settings: |
Auto, 100-204800 in 1, 1/2 or 1/3EV steps |
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, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten, Flash, CTE; Manual mode(s): Manual (up to 3 settings can be saved), Color Temperature (up to 3 settings can be saved), Copying the white balance settings of a captured image possible |
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: |
1/4000 - 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: |
86K-pixel RBG sensor: Multi-segment metering, Center-weighted metering, Spot metering |
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: |
Sensitivity Priority, Shutter & Aperture Priority; HDR Capture: Auto, Type1, Type2, Type3, Exposure Bracket Value adjustable, Auto Align (automatic composition correction function) available; Custom Image: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome, Cross Processing (Random, Preset 1-3, Favorite 1-3) |
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 or 12 seconds |
2 or 10; 3/5 shots after 10 seconds |
Time Lapse (intervalometer): |
Yes |
|
High Resolution Composite: |
No |
No |
Built-in Flash: |
No |
No |
Flash Modes: |
P-TTL; high-speed sync, wireless sync supported with compatible flash unit |
Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off |
Flash Guide Number (ISO 100): |
n/a |
n/a |
Flash Range Description: |
n/a |
n/a |
Max Flash Sync: |
1/125 |
1/250 |
Flash Exposure Compensation: |
-2 to +1 EV
|
+/- 3.0 EV
in 0.3EV steps
|
External Flash Connection: |
Hot shoe, X-sync socket |
Multi Interface Hot shoe |
Built-In Wireless Flash Control: |
|
No |
Usable Memory Types: |
SD / SDHC / SDXC |
MS PRO Duo / SD / SDHC / SDXC |
UHS Support: |
UHS-I |
UHS-II |
Other Memory: |
|
Slot1:SD UHS-II; 2:MS/SD UHS-I |
Dual Card Slots: |
Yes |
Yes |
RAW Capture Support: |
Yes |
Yes |
Uncompressed Format: |
14-bit PEF / DNG RAW, TIFF |
RAW (14-bit ARW 2.3), RAW+JPEG |
Movie File Format: |
MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record |
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: |
|
|
Built-In Wi-Fi: |
No |
Yes |
NFC: |
No |
Yes |
Bluetooth: |
No |
Yes |
Built-In GPS: |
No |
No |
Microphone Jack: |
Yes |
Yes |
Headphone Jack: |
No |
Yes |
External Connections: |
USB 3.0 Super Speed |
USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi |
PictBridge Compliant: |
No |
No |
DPOF Compliant: |
No |
Yes |
Remote Control: |
Yes |
Yes |
Remote Control Type: |
Optional wired or wireless |
Optional via RM-VPR1, USB or Wi-Fi |
Connections (extended): |
Micro (Type-D) HDMI, DC input, Stereo microphone jack, wired remote socket |
USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks |
|
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): |
0.35 |
0.57 |
Cycle time for RAW shooting in single shot mode (seconds per frame): |
0.33 |
|
Buffer size for RAW shooting in single shot mode (frames): |
10 |
|
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): |
0.33 |
0.57 |
Camera penalizes early shutter press? |
Yes |
No |
JPEG shooting speed in burst mode (fps, max resolution): |
3.1 |
9.9 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): |
12 |
163 |
RAW shooting speed in burst mode (fps): |
3.1 |
9.7 |
Buffer size for RAW shooting in burst mode (frames): |
10 |
33 |
RAW+JPEG shooting speed in burst mode (fps): |
3.1 |
9.7 |
Buffer Size for RAW+JPEG shooting in burst mode (frames): |
10 |
30 |
Shutter lag (full AF, wide/mid): |
0.16 seconds |
0.20 seconds |
Shutter lag (full AF, tele): |
|
|
Shutter lag (full AF, live view - DSLR): |
1.17 seconds |
|
Shutter lag (prefocused, live view - DSLR): |
0.385 seconds |
|
Shutter Lag (manual focus): |
0.117 seconds |
0.125 seconds |
Shutter lag (full AF, with flash): |
|
|
Shutter Lag (prefocused): |
0.112 seconds |
0.023 seconds |
Shutter Lag (notes): |
OVF:
Full AF lag, wide-area mode = 0.170s
Live View:
Full AF lag, Spot AF mode = 1.174s
Prefocused = 0.385s |
|
Startup Time: |
1.5 seconds |
1.7 seconds |
Play -> Record Time: |
0.7 seconds |
0.9 seconds |
Flash cycle time, full power: |
|
|
Battery Life, Stills (CIPA Rating Monitor/Live View): |
|
710 shots |
Battery Life, Still (CIPA Rating OVF/EVF): |
650 shots |
610 shots |
Battery Life, Video: |
|
115 minutes
|
Battery Form Factor: |
Proprietary D-LI90 |
Proprietary |
Usable Battery Types: |
Lithium-ion rechargeable |
NP-FZ100 Lithium-ion rechargeable |
Batteries Included: |
1 x Proprietary D-LI90 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 |
Included Software: |
|
|
OS Compatibility: |
|
|
Notes & Features: |
New 51.4MP AA-filterless CMOS sensor, PRIME III processor, 27-point SAFOX 11 AF, 86K RGB metering, Full HD video up to 60i, tilting LCD monitor with Live View, 3fps full-res continuous burst mode. |
|