key specs |
Camera Type | DSLR Camera | Digital Camera |
Effective Pixels | 14.2 MP | 24.3 MP |
Sensor Type | CMOS | CMOS |
Display Type | TFT LCD | TFT |
Display Size | 3 inch | 3 inch |
Battery Type | Lithium ion | AAA Battery |
general |
Brand | Sony | Sony |
Model | NEX 3K 14.2MP DSLR Camera | Alpha a7 24.3MP Digital Camera |
Model Name | NEX 3K | Alpha A7 |
Color | Black | Black |
Type | DSLR Camera | Digital Camera |
Effective Pixels | 14.2 MP | 24.3 MP |
Dimensions(WxHxD) | 117.2 x 62.6 x 33.4 mm | 126.9 x 94.4 x 54.8 mm |
Weight | 239 GM | 474 GM |
Face Detection | Yes | Yes |
Temperature | 0 to 40 | 0 to 40 |
Ports | HDMI, USB | - |
sensor features |
Sensor Type | CMOS | CMOS |
Sensor Size | 23.4x15.6mm | 35.8 x 23.9 mm |
Maximum ISO | 12800 ISO | 25600 ISO |
Maximum FPS | 29.97 | - |
Sensor Technology | APS HD CMOS | Exmor CMOS sensor |
lens features |
Compatible Lens | Sony E-mount lenses | Sony E-mount lenses |
Color Filter | Primary RGB Color Filter | - |
Dust Reduction | Yes | Yes |
Lens Mount | - | E-mount |
focus features |
Focus Mode | AF-S Single-shot AF / AF-C Continuous AF selectable | Fast Hybrid AFphase-detection AF/contrast-detection AF |
Focus Range | EV0-20 ISO100 equivalent, with F2.8 lens attached | EV 0 to EV 20 ISO100 equivalent with F2.8 lens attached |
Auto Focus | Yes | Yes |
Focus Points | Multi 25 points / Center / Flexible spot selectable | 35 mm full frame 117 points phase-detection AF, APS-C 99 points phase-detection AF / 25 points conotrast-detection AF |
Metering Modes | Multi / Center / Spot selectable | Multi-segment, Center-weighted, Spot |
White Balancing | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent, Flash, C. temp./Filter 2500- 9900k with 19-step Magenta/Green compensation | Auto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent Warm White / Cool White / Day White / Daylight, Flash, Color Temperature 2500 to 9900K & Color Filter G7 to M7 15 steps, A7 to B7 15 steps, Custom / Underwater |
Other Focus Features | Predictive control, Focus lock, Built-in AF illuminator Distance approx. 0.3-4.0m with E 16 F2.8 lens, approx. 0.5-3.0m with E 18-55mm F3.5-5.6 OSS | Lock-on AF, Eye AF, Predictive control, Focus lock, Eye-start AF and AF micro adjustment both only available with optional LA-EA2 or LA-EA4 attached, AF illuminator built-in, LED type, range approx. 0.30-3 m, AF ON |
Panorama Type | - | Sweep Panorama |
exposure features |
Exposure Mode | Programmed AE iAUTO, P, Aperture priority A, Shutter-speed priority S, Manual M | AUTO iAUTO, Superior Auto, Programmed AE P, Aperture priority A, Shutter-speed priority S, Manual M, Scene Selection, Sweep Panorama, Movie |
AE Lock/Exposure Lock | Yes | Yes |
Spot Meter | Yes | Yes |
Exposure Compensation | +/-2.0EV in 1/3EV steps | +/- 5.0EV1/3 EV, 1/2 EV steps selectable with exposure compensation dial +/- 3EV 1/3 EV steps |
Dynamic Range Adjustment | Yes | - |
shutter features |
Shutter Type | Electronically controlled, vertical traverse, focal-plane type | Electronically controlled, vertical-traverse, focal-plane type |
Shutter Speed | 1/4000 to 30 sec, Bulb | Still images1/8000 to 30 sec, Bulb, Movies 1/8000 to 1/4 1/3 steps, NTSC up to 1/60 in AUTO mode up to 1/30 in Auto slow shutter mode, PAL up to 1/50 in AUTO mode up to 1/25 in Auto Slow Shutter mode |
Self-timer | Yes | Yes |
Continuous Shots | Continuous mode max. 2.3 fps, Speed-priority continuous mode max 7 fps *3 | 5fps in Speed Priority Continuous Shooting mode |
flash features |
Built-in Flash | Yes | - |
External Flash | Yes | - |
Flash Modes | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync. | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction on/off selectable, Hi-speed sync.*1, Wireless control*1 |
Flash Compensation | 2EV in 1/3 EV steps | 3.0 EV switchable between 1/3 and 1/2 EV steps |
Other Flash Features | External flash supplied, attachable to Smart Accessory Terminal | - |
image features |
Image Format | JPEG DCF Ver.2.0, Exif Ver.2.3, MPF Baseline compliant, RAW Sony ARW 2.2 format, RAW & JPEG | JPEG DCF Ver. 2.0, Exif Ver. 2.3, MPF baseline compliant, RAW Sony ARW 2.3 format |
Aspect Ratio | 32, 169 | - |
Gross Pixel | 14.6 MP | - |
Red Eye Reduction | On/Off selectable for Autoflash and fill-flash mode | - |
Image Sizing | L 4592 x 3056 14M, M 3344 x 2224 7.4M, S 2288 x 1520 3.5M | 35 mm full-frame L 6000 x 4000 24M M 3936 x 2624 10M S 3008 x 2000 6.0M, APS-C L 3936 x 2624 10M, M 3008 x 2000 6.0M, S 1968 x 1312 2.6M |
Still Image Size | 1280 x 720 | - |
Smile Detection | Selectable from 3 steps | - |
Maximum Resolution | - | 6000 x 4000 |
Image Stabilizer | - | Yes |
Image Processor | - | BIONZ X |
display features |
Display Type | TFT LCD | TFT |
Display Size | 3 inch | 3 inch |
Display Resolution | 921,600 dots | 921,600 dots |
LCD Display | Xtra Fine LCD | TFT |
LCD Display Image Resolution | 921600 dots | 921600 dots |
Other Display Features | - | Graphic Display, Display All Info., No Disp. Info., Histogram, Digital Level Gauge, Shooting information for viewfinder mode |
connectivity features |
HDMI | Yes | - |
USB | Yes | - |
storage and power features |
Card Type | SD memory card / SDHC memory card / SDXC memory card | Memory Stick PRO Duo Memory Stick PRO-HG Duo Memory Stick XC-HG Duo SD memory card, SDHC memory card UHS-I compliant, SDXC memory card UHS-I compliant |
Power Supply | Battery charger BC-VW1supplied, AC Adaptor AC-PW20AM*5 | - |
Battery Type | Lithium ion | AAA Battery |
Battery Life | Approx. 330 images CIPA standard | Approx. 270 shots viewfinder / Approx. 340 shots LCD screen CIPA standard*11 |
Number of Batteries | 1 | - |
Upgradable Memory | - | Yes |
Batteries Included | - | Yes |
audio and video features |
Audio Features | MPEG-4 AAC-LC | AVCHD Dolby Digital AC-3 2ch, MP4 MPEG-4 AAC-LC 2ch |
Video Format | MP4 | AVCHD format Ver. 2.0 compliant / MP4 |
Microphone | - | Built-in stereo microphone or ECM-CG50/XLR-K1M sold separately |
Speaker | - | Built-in, monaural |
modes and functions features |
Shooting Modes | Single-shot, Continuous shooting, Speed-priority continuous shooting, Self-timer | - |
Scene Modes | Portrait, Landscape, Macro, Sports Action, Sunset, Night portrait, Night View, Hand-held Night Shot | Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur |
Drive Modes | - | Single shooting, Continuous shooting, Speed Priority Continuous shooting, Self-timer 10/2 sec.. delay selectable, Self-timer Cont. 10 sec.. delay, 3/5 exposures selectable, Bracketing Cont., Single, White Balance, DRO |
Macro Mode | - | G7 to M7 15 steps, A7 to B7 15 steps |
viewfinder features |
View Finder | - | Yes |
View Finder Type | - | XGA OLED, 1.3 cm 0.5 type electronic viewfinder colour |
Viewfinder Coverage | - | 100% |
Viewfinder Magnification | - | Approx. 0.71 x with 50 mm lens at infinity, -1 m-1 |
Viewpoint Dioptric Adjustment | - | -4.0 to +3.0 m -1 |
Viewfinder Eye Point | - | 27 mm |