| key specs |
| Camera Type | DSLR Camera | Digital Camera |
| Effective Pixels | 42.4 MP | 24.3 MP |
| Sensor Type | CMOS | CMOS |
| Display Type | TFT | TFT |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | AAA Battery |
| Touchscreen | Yes | - |
| general |
| Brand | Sony | Sony |
| Model | ILCE 7RM3 42.4MP DSLR Camera | Alpha a7 24.3MP Digital Camera |
| Model Name | ILCE 7RM3 | Alpha A7 |
| Model Number | ILCE 7RM3 | - |
| Series | Alpha | - |
| Color | Black | Black |
| Minimum Illumination | Yes with Built-in LED type | - |
| Type | DSLR Camera | Digital Camera |
| Effective Pixels | 42.4 MP | 24.3 MP |
| Dimensions(WxHxD) | 126.9 x 95.6 x 73.7 mm | 126.9 x 94.4 x 54.8 mm |
| Weight | 657 GM | 474 GM |
| Face Detection | Yes | Yes |
| Temperature | 0 to 40 | 0 to 40 |
| Ports | Yes SuperSpeed USB USB 3.1 Gen 1 compatible | - |
| Accessory Shoe | Auto-lock | - |
| sensor features |
| Sensor Type | CMOS | CMOS |
| Sensor Size | 35.9 x 24 mm | 35.8 x 23.9 mm |
| Maximum ISO | 32000 ISO | 25600 ISO |
| Maximum FPS | 100 | - |
| Sensor Technology | Exmor R CMOS sensor | Exmor CMOS sensor |
| lens features |
| Lens Mount | E-mount | E-mount |
| Digital Zoom | 4x | - |
| Compatible Lens | Sony E-mount lenses | Sony E-mount lenses |
| Dust Reduction | - | Yes |
| viewfinder features |
| View Finder | Yes | Yes |
| View Finder Type | 1.3 cm 0.5-type electronic viewfinder colour, Quad-VGA OLED | XGA OLED, 1.3 cm 0.5 type electronic viewfinder colour |
| Viewfinder Coverage | 100% | 100% |
| Viewfinder Magnification | approx. 0.78 x with 50 mm lens at infinity, -1 m-1 | Approx. 0.71 x with 50 mm lens at infinity, -1 m-1 |
| Viewpoint Dioptric Adjustment | -4.0 to +3.0m-1 | -4.0 to +3.0 m -1 |
| Viewfinder Eye Point | 23 mm | 27 mm |
| focus features |
| Focus Mode | AF-A Automatic AF, AF-S Single-shot AF, AF-C Continuous AF, DMF Direct Manual Focus, Manual Focus | Fast Hybrid AFphase-detection AF/contrast-detection AF |
| Focus Range | EV-3 to EV20 ISO100 equivalent with F2.0 lens attached | EV 0 to EV 20 ISO100 equivalent with F2.8 lens attached |
| Auto Focus | Yes | Yes |
| Focus Points | 35 mm full frame 399 points phase-detection AF, APS-C mode with full frame lens 323 points phase-detection AF, with APS-C lens 255 points phase-detection AF / 425 points contrast-detection AF | 35 mm full frame 117 points phase-detection AF, APS-C 99 points phase-detection AF / 25 points conotrast-detection AF |
| Metering Modes | Multi-segment, Centre-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight | Multi-segment, Center-weighted, Spot |
| White Balancing | Auto / Daylight / Shade / Cloudy / Incandescent / FluorescentWarm White / Cool White / Day White / Daylight/ Flash / Underwater/ Colour Temperature2500 to 9900K & colour filterG7 to M7 57-step, A7 to B7 29-step/ Custom | 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 |
| Panorama Type | - | Sweep Panorama |
| Other Focus Features | - | 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 |
| exposure features |
| Exposure Mode | AUTO iAuto, Programmed AE P, Aperture priority A, Shutter-speed priority S, Manual M, Movie Programmed AE P / Aperture priority A / Shutter-speed priority S / Manual M , Slow & Quick Motion Programmed AE 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 | +/- 5.0EV 1/3 EV, 1/2 EV steps selectable, with exposure compensation dial +/- 3EV 1/3 EV steps | +/- 5.0EV1/3 EV, 1/2 EV steps selectable with exposure compensation dial +/- 3EV 1/3 EV steps |
| Manual Exposure | Yes | - |
| Dynamic Range Adjustment | Yes | - |
| shutter features |
| Shutter Type | Electronically-controlled, vertical-traverse, focal-plane type | Electronically controlled, vertical-traverse, focal-plane type |
| Shutter Speed | Still images1/8000 to 30 seconds, Bulb, Movies 1/8000 to 1/4 1/3 steps up to 1/60 in AUTO mode up to 1/30 in Auto slow shutter mode | 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 shooting Hi+ max. 10 fps, Hi max. 8 fps, Mid max. 6fps, Lo max. 3 fps 5 | 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., Red-eye reduction on/off selectable, Wireless4, Hi-speed sync.4 | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction on/off selectable, Hi-speed sync.*1, Wireless control*1 |
| Flash Compensation | 3.0 EV switchable between 1/3 and 1/2 EV steps | 3.0 EV switchable between 1/3 and 1/2 EV steps |
| Other Flash Features | Sony α System Flash compatible with Multi Interface Shoe, attach the shoe adaptor for flash compatibility with the Auto-lock accessory shoe | - |
| image features |
| Image Format | JPEG DCF Ver. 2.0, Exif Ver.2.31, MPF Baseline compliant, RAW Sony ARW 2.3 format | JPEG DCF Ver. 2.0, Exif Ver. 2.3, MPF baseline compliant, RAW Sony ARW 2.3 format |
| Aspect Ratio | 30200 AM | - |
| Gross Pixel | 43.6 MP | - |
| Image Stabilizer | Yes | Yes |
| Image Sizing | 35 mm full-frame L 7952 x 5304 42M, M 5168 x 3448 18M, S 3984 x 2656 11M, APS-C L 5168 x 3448 18M, M 3984 x 2656 11M, S 2592 x 1728 4.5M | 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 |
| Maximum Resolution | - | 6000 x 4000 |
| Image Processor | - | BIONZ X |
| display features |
| Display Type | TFT | TFT |
| Display Size | 3 inch | 3 inch |
| Display Resolution | 14,40,000 dots | 921,600 dots |
| Touch Screen | Yes | - |
| LCD Display | TFT | TFT |
| LCD Display Image Resolution | 1440000 dots | 921600 dots |
| Other Display Features | Rule of 3rds Grid/Square Grid/Diag. + Square Grid/Off, Movie Marker, Centre/Aspect/Safety Zone/Guideframe, WhiteMagic Grid Line | Graphic Display, Display All Info., No Disp. Info., Histogram, Digital Level Gauge, Shooting information for viewfinder mode |
| connectivity features |
| USB | Yes | - |
| Wifi | Yes | - |
| Wireless Connectivity | Wi-Fi Compatible, IEEE 802.11b/g/n2.4GHz band, View on Smartphone Yes, Send to Computer Yes, View on TV 8 | - |
| storage and power features |
| Card Type | Memory Stick PRO Duo Memory Stick PRO-HG Duo Memory Stick Micro M2, SD memory card, SDHC memory card UHS-I/II compliant, SDXC memory card UHS-I/II compliant, microSD memory card, microSDHC memory card, microSDXC 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 |
| Batteries Included | Yes | Yes |
| Battery Type | Lithium ion | AAA Battery |
| Battery Life | Approx. 530 shots Viewfinder / approx. 650 shots LCD monitor CIPA standard10 | Approx. 270 shots viewfinder / Approx. 340 shots LCD screen CIPA standard*11 |
| Number of Batteries | 1 | - |
| Upgradable Memory | - | Yes |
| audio and video features |
| Microphone | Built-in stereo microphone or XLR-K2M/XLR-K1M/ECM-XYST1M sold separately | Built-in stereo microphone or ECM-CG50/XLR-K1M sold separately |
| Speaker | Built-in, monaural | Built-in, monaural |
| Audio Features | XAVC S LPCM 2ch, AVCHD Dolby Digital AC-3 2ch, Dolby Digital Stereo Creator | AVCHD Dolby Digital AC-3 2ch, MP4 MPEG-4 AAC-LC 2ch |
| Video Format | XAVC S, AVCHD format Ver. 2.0 compliant | AVCHD format Ver. 2.0 compliant / MP4 |
| modes and functions features |
| HD Support | Yes | - |
| Silent Shooting | Yes ON/OFF | - |
| Drive Modes | Single Shooting, Continuous shooting Hi+/Hi/Mid/Lo selectable, Self-timer, Self-timer Cont., Bracket Single, Bracket Cont., White Balance bracket, DRO bracket | 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 | Yes G7 to M7,57-stepA7 to B7,29-step | G7 to M7 15 steps, A7 to B7 15 steps |
| Scene Modes | - | Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur |