• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • APS-C 366.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Pentax Optio H90
  • Sony Alpha ILCA-A77 II
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony A77
A77 vs A77 II
Successor:    
General
Model Number: H90 A77 II
Alternate Model Number(s):   ILCA-77M2
Camera Format: Ultra Compact SLR
Currently Manufactured: No Yes
Retail Price: $179.95 $1799.99
Street Price:   $1,198.00
Date Available: 2010-02-15 2014-06-15
Tripod Mount: Yes Yes
Weight: 4.6 oz (131 g)
includes batteries
47.7 oz (1,351 g)
includes batteries, kit lens
Size: 3.7 x 2.2 x 1.0 in.
(94 x 56 x 25 mm)
5.6 x 4.1 x 3.2 in.
(143 x 104 x 81 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 12.1 24.3
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 1.54 microns 3.92 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3, 16:9 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
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 2.2) JPEG (EXIF 2.3), 12-bit RAW (ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 2.9 11.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/15)
640x480 (30/15)
320x240 (30/15)
1920x1080 (60p/28Mbps/PS or 60i/24Mbps/FX or 60i/17Mbps/FH or 24p/24Mbps/FX or 24p/17Mbps/FH)
1440x1080 (30p/12Mbps)
640x480 (30p/3Mbps)
Movie File Format: AVI (Motion JPEG) AVCHD 2.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Sony Alpha (Minolta A)
Lens: Pentax zoom lens; 7 elements in 6 groups, 3 aspherical elements Sony 16-50mm f/2.8 DT SSM (SAL1650)
Focal Length (35mm equivalent): 28 - 140mm 24 - 75mm
Focal Length (actual): 5.1 - 25.5mm 16 - 50mm
Zoom Ratio: 5.00x 3.13x
Aperture Range: f/3.5 (wide) / f/5.9 (tele) - ??? f/2.8 - f/22 (W/T)
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 8 - 15 cm
3.1 - 5.9 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 6.25x 1.4x / 2x Smart Zoom, 2x Clear Image Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 9 point AF, Spot AF, Auto Tracking AF Phase Detection: 79 points, 15 cross-type, f/2.8 center sensor
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD EVF / LCD
Viewfinder Type:   EVF type; 1.3cm (0.5") 2,359K-dot OLED, 100% coverage, 1.09x mag., 22mm eyepoint, -4 to +3 diopter
Focus Peaking: No Yes
EVF Resolution: n/a 2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent):   0.73x
Viewfinder Magnification (nominal/claimed):   1.09x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,229,760 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 13.6x
Top Deck Display: Yes
Exposure
Maximum ISO (native):   25600
Minimum ISO (native):   100
ISO Settings: Auto (80-800), Digital SR (80-6400), Manual (80-6400), ISO 3200/6400 limited to 5 or 3.8mpix Auto; 100-25600; 50/64/80 extended; Auto/100-51200 in Mutli-frame NR
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent , Manual Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, Color Temp. 2500 to 9900K, Color Filter G7 to M7 (15-step), Custom 1/2/3
Shutter Speed Range: 1/2000 - 4 sec 1/8000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Night Scene, Night Scene Portrait, Half Length Portrait (3M), Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR, Kids, Pet, Food, Fireworks, Frame Composite (3M), Party, Natural Skin Tone, Candlelight, Text, Blog (VGA), Digital Wide (5M), Digital Panorama (2M per frame) Scene Modes: Portrait, SportsAction, Macro, Landscape, Sunset, Night Scene, Hand-held Twilight (6 shot layering), Night Portrait; Picture Effects: Toy Camera (Normal/Cool/Warm/ Green/Magenta), Pop Color, Posterization (color/B/W), Retro Photo, Soft High-key, Partial color (R/G/B/Y), High Contrast Monochrome, Soft Focus (Hi/Mid/Lo), HDR Painting (Hi/Mid/Lo), Rich Tone Monochrome, Miniature (7Setting), Watercolor, Illustration (Hi/Mid/Lo)
Self Timer: 2 or 10 seconds 2, 10; 3 or 5 frames after 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye, Soft Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync (with external flash), Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: 13’ (wide, auto ISO), 7.9’ (tele, auto ISO) GN=12(m) at ISO 100; Range is lens aperture dependent
Max Flash Sync:   1/250
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: n/a Multi Interface Hot shoe, Sync terminal
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   12-bit RAW (ARW 2.3), RAW+JPEG
Movie File Format: AVI (Motion JPEG) AVCHD 2.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
Included Memory: 32.7 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional wireless, wired or via Wi-Fi
Connections (extended): DC Input Type-D Micro HDMI; Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.36
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.37
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 11.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 6 26
RAW shooting speed in burst mode (fps):   12.0
Buffer size for RAW shooting in burst mode (frames):   28
RAW+JPEG shooting speed in burst mode (fps):   12.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   24
Shutter lag (full AF, wide/mid):   0.09 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.095 seconds
Shutter lag (full AF, with flash):   0.21 seconds
Shutter Lag (prefocused):   0.051 seconds
Shutter Lag (notes):    
Startup Time:   0.8 seconds
Play -> Record Time:   0.9 seconds
Flash cycle time, full power: 0.0 seconds 3.1 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 210 shots 480 shots
Battery Life, Still (CIPA Rating OVF/EVF):   410 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI88 Proprietary NP-FM500H
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI88 Lithium-ion rechargeable 1 x Proprietary NP-FM500H Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Software CD-ROM S-SW104 Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4)
OS Compatibility: Windows XP/Vista/7, MacOS-X 10.3.9+ Windows, Mac OS X
Miscellaneous
Notes & Features: Improved Pixel Track Shake Reduction, 720p HD Movies, Smile Capture, Blink Detection. Available in Orange-Silver, Matte Black and Ceramic White. New 79-point phase detection AF system with 15 cross-type sensors, BIONZ X processor, 12fps burst mode with continuous AF, Full HD 60p/24p movies using AVCHD 2.0, clean HDMI output, built-in Wi-Fi with NFC, optional VG-C77AM grip.