• Medium format 1,436.6mm2
  • 51.4 megapixels
  • ISO 100 - 204,800
  • 35mm 847.3mm2
  • 24.2 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Pentax 645Z
  • Panasonic Lumix DC-S5 II
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax 645D
645D vs 645Z
Panasonic S5
S5 vs S5 II
Successor:    
General
Model Number: 645Z S5 II
Alternate Model Number(s):   LUMIX S5II
Camera Format: Pro SLR Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $8499.95 $1999.99
Street Price: $4,845.43  
Date Available: 2014-06-15 2023-01-04
Tripod Mount: Yes Yes
Weight: 54.9 oz (1,555 g)
includes batteries
25.2 oz (714 g)
includes batteries
Size: 6.1 x 4.6 x 4.8 in.
(156 x 117 x 123 mm)
5.2 x 3.8 x 3.2 in.
(133 x 97 x 82 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: 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 None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 101  
DxO Color Depth Score (bits): 26.0  
DxO Dynamic Range Score (evs): 14.7  
DxO Maximum Effective ISO Score (iso): 4,505  
Image Capture
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),
4272 x 2848 (12.2 MP, 3:2),
3024 x 2016 (6.1 MP, 3:2),
5328 x 4000 (21.3 MP, 4:3),
3792 x 2848 (10.8 MP, 4:3),
2688 x 2016 (5.4 MP, 4:3),
6000 x 3368 (20.2 MP, 16:9),
4272 x 2400 (10.3 MP, 16:9),
3024 x 1704 (5.2 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2848 x 2848 (8.1 MP, 1:1),
2016 x 2016 (4.1 MP, 1:1),
6000 x 2208 (13.2 MP, Other),
6000 x 3000 (18.0 MP, Other),
12000 x 8000 (96.0 MP, 3:2),
10656 x 8000 (85.2 MP, 4:3),
12000 x 6736 (80.8 MP, 16:9),
8000 x 8000 (64.0 MP, 1:1),
6000 x 2208 (13.2 MP, Other),
6000 x 3000 (18.0 MP, Other)
Image File Format: JPEG, 14-bit PEF / DNG RAW, TIFF JPEG (Exif 2.31), HLG Photo, 14-bit RAW, RAW + JPEG
Continuous-mode frames/second: 3.1 30.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
6144x3160 (30p/​24p)
5888x3312 (30p/​24p)
3840x2160 (60p/​30p/​24p)
3328x2496 (30p/​24p)
1920x1080 (60p/​30p/​24p)
1920x1080 (180p/​150p/​120p/​100p/​60p/​30p/​15p/​10p/​5p/​2p/​1p)
Movie File Format: MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record MP4: H.264/MPEG-4 AVC (Audio format: LPCM (2ch 48kHz/16-bit), AAC (2ch)); MP4 HEVC: H.265/HEVC (Audio format: AAC (2ch))
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: Pentax 645 bayonet L Mount
Lens: n/a Panasonic LUMIX S 20-60mm F3.5-5.6
Focal Length (35mm equivalent):    
Focal Length (actual):   20 - 60mm
Zoom Ratio:    
Aperture Range:   f/3.5-5.6
Integrated ND Filter: No No
Normal Focus Range:   15 cm to Infinity
5.9 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 67.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values:   2.0x (EX S), 1.4x (EX M)
Auto Focus
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) Hybrid AF with Phase Detection & Contrast Detection plus DFD and AI subject recognition: Auto Detection (Face, Eye, Head, Body, Animal) / Tracking / 225-Area / Zone (Vertical/Horizontal) / Zone (Square) / Zone (Oval) / 1-Area+ / 1-Area / Pinpoint / Custom 1, 2, 3 (Full area touch is available) (Scalable AF frame size and flexible AF position)
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
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) 3,680K-dot 3:2 OLED, 100% coverage, 0.78x magnification, 20mm eyepoint, -4.0 to +4.0 diopter adjustment, eye sensor, 60/120fps refresh rate, 0.005s lag
Focus Peaking: Yes Yes
EVF Resolution: n/a 5,760,000 dots
Viewfinder Magnification (35mm equivalent): 0.78x  
Viewfinder Magnification (nominal/claimed): 0.62x  
Display
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) 1,840,000 dots (613,333 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 16.0x  
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 204800 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-204800 in 1, 1/2 or 1/3EV steps Auto, 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 AWB, AWBc, AWBw, Daylight, Cloudy, Shade, Incandescent, Flash, White Set (4), Color temperature setting (4)
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 60 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 1,728-zone Multiple, Center Weighted, Spot, Highlight Weighted
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) Filters: Expressive, Retro, Old Days, High Key, Low Key, Sepia, Monochrome, Dynamic Monochrome, Rough Monochrome*, Silky Monochrome*, Impressive Art, High Dynamic, Cross Process, Toy Effect, Toy Pop, Bleach Bypass, Miniature Effect, Soft Focus*, Fantasy, Star Filter*, One Point Color, Sunshine* (*For photos only).
Self Timer: 2 or 12 seconds 10s, 3 images / 2s / 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No 96.0 megapixels
Flash
Built-in Flash: No No
Flash Modes: P-TTL; high-speed sync, wireless sync supported with compatible flash unit Auto / Auto/Red-eye Reduction / Forced On / Forced On/Red-eye Reduction / Slow Sync. / Slow Sync./Red-eye Reduction / Forced Off *For iA only.
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/125 1/250 (up to 1/320 at reduced power with DMW-FL580L)
Flash Exposure Compensation: -2 to +1 EV +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot shoe, X-sync socket Hot Shoe, PC Sync Terminal
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory:    
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit PEF / DNG RAW, TIFF 14-bit RAW, RAW + JPEG
Movie File Format: MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record MP4: H.264/MPEG-4 AVC (Audio format: LPCM (2ch 48kHz/16-bit), AAC (2ch)); MP4 HEVC: H.265/HEVC (Audio format: AAC (2ch))
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 3.0 Super Speed USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: No Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired or wireless Optional wired or via Wi-Fi/Bluetooth
Connections (extended): Micro (Type-D) HDMI, DC input, Stereo microphone jack, wired remote socket USB-C, HDMI (Type D), 3.5mm microphone jack, 3.5mm headphone jack, 2.5mm remote jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.35  
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  
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 3.1 30.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 12 200
RAW shooting speed in burst mode (fps): 3.1  
Buffer size for RAW shooting in burst mode (frames): 10  
RAW+JPEG shooting speed in burst mode (fps): 3.1  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 10  
Shutter lag (full AF, wide/mid): 0.16 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  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.112 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  
Play -> Record Time: 0.7 seconds  
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 650 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary 7.2V, 2200mAh
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No Yes
Software
Included Software:    
OS Compatibility:    
Miscellaneous
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.