Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS vs. Sony Alpha6700 ILCE-6700L + E 18-135mm OSS

Camera Comparison, Reviews and Tests

In depth comparison and review of Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS and Sony Alpha6700 ILCE-6700L + E 18-135mm OSS. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS vs. Sony Alpha6700 ILCE-6700L + E 18-135mm OSS Comparison Chart
DESIGN AND DIMENSIONS Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Product Type Digital camera - 4K - mirrorless system Digital camera - 4K - mirrorless system
Lens Included FE 28-70mm OSS lens E 18-135mm OSS lens
Height 9.64 cm 6.9 cm
Width 13.13 cm 12.2 cm
Depth 7.98 cm 7.51 cm
Weight 658 g 410 g
Weight Details Camera with battery and memory card: 658 g Camera body only: 410 g
Camera with battery and memory card: 493 g
Body Material Magnesium alloy -
Protection Dust-resistant, moisture-resistant -
Digital Zoom 4x 2x
Optical Zoom - 3x
SENSOR Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Sensor Resolution 33.0 Megapixel 26.0 Megapixel
Optical Sensor Type Exmor R CMOS Exmor R CMOS
Total Pixels 34,100,000 pixels 27,000,000 pixels
Effective Sensor Resolution 33,000,000 pixels 26,000,000 pixels
Optical Sensor Size Full Frame (35.9 x 23.9 mm) APS-C (23.5 x 15.6 mm)
Frame Rate (Max Resolution) 60 fps 119.88 fps
Sensor Dust Reduction Yes Yes
Sensor Features Dust Reduction (image sensor vibration), Anti-Dust coating Anti-Dust coating
Image Stabiliser Optical (Steady Shot with 5-axis Intelligent Active Mode) Optical (5-axis image sensor shift mechanism)
Built-in Optical Image Stabiliser Yes Yes
Sensors Digital level metre -
PROCESSOR Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Image Processor BIONZ XR BIONZ XR
LENS Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Type Zoom lens 28 - 70 mm - f/3.5-5.6 FE OSS - zoom Zoom lens - 3x zoom - 16 - 50 mm - f/3.5-5.6 PZ OSS - zoom
Focal Length Equivalent to 35mm Camera - 24 - 75mm
Focus Adjustment Automatic, manual Automatic, manual
Min Focus Distance 30 cm 25 cm
Max View Angle 75 degree(s) 83 degree(s)
Zoom Adjustment Manual Manual (by ring), motorised drive
Lens Construction 8 groups / 9 elements 8 groups / 9 elements
Filter Size 55 mm 40.5 mm
Lens Mounting Type Sony E-mount Sony E-mount
Features Internal focusing system, full-time manual focusing, ED glass, splashproof, aspherical lens, dustproof ED glass, aspherical lens, Lens Barrel Retraction Function
FOCUSING Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Auto Focus TTL contrast and phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 759 759
Auto Focus Features Focus Peaking function, Predictive Focus Control Focus Peaking function
AE/AF Control Face-priority AF, Subject-tracking AF, Touch Area AF, Zone AF, Real-time Eye AF, Real-time Tracking AF, Wide-area AF, Expanded area AF, animal eye detection, bird eye detection, right/left eye select Touch AF, Animal detection AF, AF Track Sens, AF Subject Shift Sensivity, AF Transition Speed, AF Area Regist, AF Assist, Focus Map, Circle of Focus Point, Switch V/H AF Area, Bird detection AF, Human detection AF, Insect detection AF, Car detection AF, Train detection AF, Airplane detection AF
Face Detection Eye Detect AF, face-priority AF function Yes
VIEWFINDER Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Viewfinder Type Electronic - OLED Electronic - OLED
Viewfinder Colour Support Colour Colour
Viewfinder Diagonal Size 0.5" 0.39"
Viewfinder Resolution 3,686,400 pixels 2,359,296 pixels
Optical Viewfinder Field Coverage 100% -
Optical Viewfinder Magnification 0.78x 1.07x
Optical Viewfinder Dioptric Correction Range -4 to +3 -4 to +3
Field of View Crop Factor - 1.5
EXPOSURE & WHITE BALANCE Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
ISO (Max) 204800 102400
Native ISO 100-51200 100-32000
Extended ISO (Max) 204800 102400
Extended ISO (Min) 50 50
Light Sensitivity ISO 50, ISO auto, ISO 204800, ISO 100-51200 ISO 50, ISO 102400, ISO 100-32000
Exposure Metering Multi-segment, centre-weighted, average, highlight spot -
Exposure Metering Zones 1200 1200
Exposure Modes Automatic, manual, aperture-priority, shutter-priority -
Bracketing Modes Dynamic Range Bracketing, white balance bracketing Focus bracketing
Special Effects Soft Skin, Creative Look presets Soft Skin, Creative Look presets
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K -
Shutter Type Mechanical electronically-controlled Mechanical, electronic
Max Shutter Speed 1/8000 sec 1/8000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 3, 5 or 9 steps -
X-sync Speed 1/250sec 1/160 sec
Exposure Range EV -3-20 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Type 3" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 1,036,000 pixels 1,036,800 pixels
Display Form Factor Folding Folding (176°) / rotating (270°)
Display Features Display brightness control -
VIDEOGRAPHY / CAMCORDER Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Digital Video Format MPEG-4, H.264, XAVC S, H.265, XAVC HS MPEG-4, H.264, XAVC S, XAVC HD, H.265, XAVC HS
Image Recording Format JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF
Max Video Resolution 3840 x 2160 3840 x 2160
Audio Signal Format Linear PCM, AAC Linear PCM
Microphone Operation Mode Stereo Stereo
Microphone Features Wind noise reduction -
MEMORY Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Memory Card Slot SD card, CFexpress / SD card SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included - No
Image Storage 7008 x 4672
4608 x 3072
3504 x 2336
4608 x 3072 - APS-C mode
3504 x 2336 - APS-C mode
6224 x 4672
4096 x 3072
3120 x 2336
4096 x 3072 - APS-C mode
3120 x 2336 - APS-C mode
7008 x 3944
4608 x 2592
3504 x 1968
4608 x 2592 - APS-C mode
3504 x 1968 - APS-C mode
4672 x 4672
3072 x 3072
2336 x 2336
3072 x 3072 - APS-C mode
2336 x 2336 - APS-C mode
6192 x 4128
4384 x 2920
3104 x 2064
Video Capture XAVC HS - 3840 x 2160 p - 60 fps
XAVC HS - 3840 x 2160 p - 24 fps
XAVC HS - 3840 x 2160 p - 50 fps
XAVC S - 3840 x 2160 p - 60 fps
XAVC S - 3840 x 2160 p - 30 fps
XAVC S - 3840 x 2160 p - 24 fps
XAVC S - 3840 x 2160 p - 50 fps
XAVC S - 3840 x 2160 p - 25 fps
XAVC S - 1920 x 1080 p - 60 fps
XAVC S - 1920 x 1080 p - 30 fps
XAVC S - 1920 x 1080 p - 24 fps
XAVC S - 1920 x 1080 p - 50 fps
XAVC S - 1920 x 1080 p - 25 fps
3840 x 2160 p - 119.88 fps - 200Mbps
3840 x 2160 p - 100 fps - 200Mbps
3840 x 2160 p - 59.94 fps - 150Mbps
3840 x 2160 p - 59.94 fps - 75Mbps
3840 x 2160 p - 59.94 fps - 45Mbps
3840 x 2160 p - 50 fps - 150Mbps
3840 x 2160 p - 50 fps - 75Mbps
3840 x 2160 p - 50 fps - 45Mbps
3840 x 2160 p - 23.98 fps - 100Mbps
3840 x 2160 p - 23.98 fps - 50Mbps
3840 x 2160 p - 23.98 fps - 30Mbps
3840 x 2160 p - 119.88 fps - 280Mbps
3840 x 2160 p - 100 fps - 280Mbps
3840 x 2160 p - 59.94 fps - 200Mbps
3840 x 2160 p - 59.94 fps - 100Mbps
3840 x 2160 p - 50 fps - 200Mbps
3840 x 2160 p - 50 fps - 100Mbps
3840 x 2160 p - 23.98 fps - 100Mbps
3840 x 2160 p - 29.97 fps - 100Mbps
3840 x 2160 p - 29.97 fps - 60Mbps
3840 x 2160 p - 25 fps - 100Mbps
3840 x 2160 p - 25 fps - 60Mbps
3840 x 2160 p - 25 fps - 140Mbps
1920 x 1080 p - 119.88 fps - 100Mbps
1920 x 1080 p - 119.88 fps - 60Mbps
1920 x 1080 p - 100 fps - 100Mbps
1920 x 1080 p - 100 fps - 60Mbps
1920 x 1080 p - 59.94 fps - 50Mbps
1920 x 1080 p - 59.94 fps - 25Mbps
1920 x 1080 p - 50 fps - 50Mbps
1920 x 1080 p - 50 fps - 25Mbps
1920 x 1080 p - 29.97 fps - 50Mbps
1920 x 1080 p - 29.97 fps - 16Mbps
1920 x 1080 p - 25 fps - 50Mbps
1920 x 1080 p - 25 fps - 16Mbps
1920 x 1080 p - 23.98 fps - 50Mbps
3840 x 2160 p - 59.94 fps - 600Mbps
3840 x 2160 p - 59.94 fps - 222Mbps
3840 x 2160 p - 50 fps - 500Mbps
3840 x 2160 p - 50 fps - 185Mbps
3840 x 2160 p - 29.97 fps - 300Mbps
3840 x 2160 p - 29.97 fps - 111Mbps
3840 x 2160 p - 25 fps - 250Mbps
3840 x 2160 p - 25 fps - 93Mbps
3840 x 2160 p - 23.98 fps - 240Mbps
3840 x 2160 p - 23.98 fps - 89Mbps
BATTERY AND CHARGING Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Battery Type Sony NP-FZ100 Lithium Ion Sony NP-FZ100 Lithium Ion
Details Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 520 shots (EVF on)
Photo shooting - 580 shots (LCD Monitor on)
Video recording - 100 minutes (EVF on)
Video recording - 110 minutes (LCD Monitor on)
Photo shooting - 550 shots (EVF on)
Photo shooting - 570 shots (LCD Monitor on)
Video recording - 95 minutes (EVF on)
Video recording - 100 minutes (LCD Monitor on)
CONNECTIONS Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Interface USB 2.0, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 HDMI, USB 3.2, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2
Connectivity Features Remote control via mobile devices, remote live view, Wireless Image Transfer, wireless video upload to FTP server, PC Remote functions via Wi-Fi Remote control via mobile devices
Print Standard Exif Print support, PRINT Image Matching -
Flash Terminal Hot shoe Hot shoe
Connector Type USB 2.0 (5 pin Micro-USB Type B)
USB 3.2 Gen 1 (USB Type-C)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
USB 3.2 (24 pin USB-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Remote control
Headphones (mini-phone stereo 3.5 mm)
FEATURES Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Self-Timer Delay 10 sec, 2sec, 5 sec -
Continuous Shooting Speed 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second 11 frames per second
Additional Features Built-in speaker, camera orientation detection, histogram display, shadow point display, highlight point display, Dynamic Range Optimizer, USB charging, Intelligent AUTO (iAUTO), fast motion recording, noise reduction over long exposures, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, distortion correction function, S-Log2 gamma setting, slow motion recording, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting, 4:2:2 10-bit internal rercording, simultaneous streaming & recording mode, focus breathing compensation, USB streaming, 14-bit RAW Built-in speaker, built-in LED illuminator, Chromatic Aberration Compensation (CAC), Time-Lapse recording, Clear Image Zoom, distortion correction function, slow motion recording, auto-framing, anti-flicker, S-Log3 gamma setting, 4:2:2 10-bit internal rercording, Lens Shading Correction, Picture Profile Preset, webcam function, focus breathing compensation, USB streaming, proxy recording, AI-powered, quick motion
OTHERS Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS Sony Alpha6700 ILCE-6700L + E 18-135mm OSS
Included Accessories Eyepiece cover, lens hood, dust cap, body cap, lens cap, shoulder strap, AC power adaptor, shoe cap, USB-C to USB-A cable Eyepiece cover, dust cap, body cap, lens cap, shoulder strap, hot shoe cap
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
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