• 1/2.3 inch 28.1mm2
  • 12.0 megapixels
  • 28.00mm - 112.00mm (35mm eq.)
  • 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Pentax Optio P70
  • Panasonic Lumix DMC-GM1
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:   Panasonic GM5
GM1 vs GM5
General
Model Number: P70 GM1
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact System Camera
Currently Manufactured: No No
Retail Price: $199.95 $749.95
Street Price:   $479.00
Date Available: 2009-02-15 2013-11-15
Tripod Mount: Yes Yes
Weight: 4.4 oz (125 g)
includes batteries
9.8 oz (279 g)
includes batteries, kit lens
Size: 3.8 x 2.1 x 0.9 in.
(97 x 54 x 22 mm)
3.9 x 2.2 x 1.2 in.
(99 x 55 x 30 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD Live MOS
Sensor Manufacturer:   Panasonic
Effective Megapixels: 12.0 16.0
Sensor Format: 1/2.3 inch 4/3
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 224.9mm2 (17.30mm x 13.00mm)
Approximate Pixel Pitch: 1.54 microns 3.77 microns
Focal Length Multiplier: n/a 2.0x
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:   66
DxO Color Depth Score (bits):   22.3
DxO Dynamic Range Score (evs):   11.7
DxO Maximum Effective ISO Score (iso):   660
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)
4592 x 3448 (15.8 MP, 4:3),
4592 x 3064 (14.1 MP, 3:2),
4592 x 2584 (11.9 MP, 16:9),
3424 x 3424 (11.7 MP, 1:1),
3232 x 2424 (7.8 MP, 4:3),
3232 x 2160 (7.0 MP, 3:2),
3232 x 1824 (5.9 MP, Other),
2416 x 2416 (5.8 MP, 1:1),
2272 x 1704 (3.9 MP, 4:3),
2272 x 1520 (3.5 MP, Other),
1920 x 1080 (2.1 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1),
1824 x 1368 (2.5 MP, 4:3),
1824 x 1216 (2.2 MP, 3:2),
1824 x 1024 (1.9 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3), RAW (RW2), RAW+JPEG
Continuous-mode frames/second: n/a 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (15)
640x480 (30/​15)
320x240 (30/​15)
1920x1080 (60i/​30p/​24p)
1280x720 (60p/​30p)
640x480 (30p)
Movie File Format: AVI (DivX MPEG-4) AVCHD (Audio format: Dolby Digital 2ch) / MP4 (Audio format AAC 2ch)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes No
Video Usable as Viewfinder: No
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Micro Four Thirds
Lens: n/a Panasonic LUMIX G VARIO 12-32mm f/3.5-5.6 ASPH. MEGA O.I.S. (H-FS12032); 8 elements in 7 groups (3 aspherical lenses, 1 ED)
Focal Length (35mm equivalent): 28 - 112mm 24 - 64mm
Focal Length (actual): 4.9 - 19.6mm 12 - 32mm
Zoom Ratio: 4.00x 2.67x
Aperture Range: f/2.6 (W) to f/5.8 (T) f/3.5 (wide) / f/5.6 (tele) - f/22; 7 diaphragm blades (circular)
Integrated ND Filter: No No
Normal Focus Range:   20 cm to Infinity
7.9 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to approx. 6.3X 2x, 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection;9 point AF, Spot AF, Auto Tracking AF Contrast Detection: Face detection, AF Tracking, 23-area-focusing, 1-area-focusing, Pinpoint; Quick AF, Continuous AF, AF+MF, Eye Sensor AF, Touch AF/AE Function, Touch Pad AF, Touch shutter, Touch MF Assist
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:    
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   25600
Minimum ISO (native):   200
ISO Settings: Auto, 64, 100, 200, 400, 800, 1600; 3200-6400 available in Digital SR mode, 5MP Auto, Intelligent ISO, 125 (extended), 200, 400, 800, 1600, 3200, 6400, 12800, 25600; in 1 or 1/3 EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent, Manual Auto, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1/2, Color Temperature Setting (2,500-10,000K in 100K steps)
Shutter Speed Range: 1/2000 - 4 sec 1/16000 - 60 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL Multi-segment, Center-weighted & Spot meter 1728-zone Intelligent Multiple, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Auto Picture (Standard, Landscape, Portrait, Night Scene Portrait, Night Scene, Sport, Flower, Candlelight), Program, Night Scene, Night Scene Portrait, Half Length Portrait (3M), Movie, Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR (5M), Kids, Pet, Food, Fireworks, Frame Composite... Scene: Clear Portrait, Silky Skin, Backlit Softness, Relaxing Tone, Sweet Child's Face, Distinct Scenery, Bright Blue Sky, Romantic Sunset Glow, Vivid Sunset Glow, Glistening Water, Clear Nightscape, Cool Night Sky, Warm Glowing Nightscape, Artistic Nightscape, Glittering Illuminations, Handheld Nite Shot, Clear Night Portrait, Soft Image of a Flower, Appetizing Food, Cute Dessert, Freeze Animal Motion, Clear Sports Shot, Monochrome; Creative Control: 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
Self Timer: 2 or 10 seconds 2, 10, 3 shots in 10 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, Off, Auto, Red-eye, Soft flash Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-
Flash Guide Number (ISO 100): n/a 4.0 m / 13.1 ft.
Flash Range Description: Wide: 0.2 - 4.6m, Tele: 0.5 - 2.1m (ISO Auto) Lens dependent; GN=6 (ISO 200, m) / 4 (ISO 100, m)
Max Flash Sync:   1/50
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (RW2), RAW+JPEG
Movie File Format: AVI (DivX MPEG-4) AVCHD (Audio format: Dolby Digital 2ch) / MP4 (Audio format AAC 2ch)
Included Memory: 33.7 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
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: Yes
Remote Control Type:   Via Wi-Fi
Connections (extended): DC-Input Micro HDMI (Type-D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.49
Cycle time for RAW shooting in single shot mode (seconds per frame):   0.50
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.56
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution):   9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution):   10
RAW shooting speed in burst mode (fps):   10.3
Buffer size for RAW shooting in burst mode (frames):   7
RAW+JPEG shooting speed in burst mode (fps):   10.3
Buffer Size for RAW+JPEG shooting in burst mode (frames):   7
Shutter lag (full AF, wide/mid):   0.19 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.101 seconds
Shutter lag (full AF, with flash):   0.34 seconds
Shutter Lag (prefocused):   0.087 seconds
Shutter Lag (notes):   Full AF lag, Multi-area AF mode = 0.212s
Startup Time:   0.9 seconds
Play -> Record Time:   0.7 seconds
Flash cycle time, full power:   3.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   230 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary 7.2v, 680mAh
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary 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
Internal Charging Supported: No
Software
Included Software: Software CD-ROM S-SW87 PHOTOfunSTUDIO 9.2 AE, SILKYPIX Developer Studio 4.1 SE, LoiloScope (trial)
OS Compatibility: TBA PHOTOfunSTUDIO and LoiloScope: Windows XP/Vista/7/8; SILKYPIX: Windows XP/Vista/7/8, Mac OS X 10.4-10.8
Miscellaneous
Notes & Features: Pixel Track SR, High-Sensitivity SR, Movie SR modes. Available colors: Silver, White, Red. GX7 image quality in a much smaller package, retractable kit lens, touchscreen LCD, Full HD video up to 60i, 10fps full-res burst mode, built-in Wi-Fi, magnesium alloy frame.