Pentax K-70 + DA 18-55mm WR vs. Sony Alpha7R IV ILCE-7RM4

Camera Comparison, Reviews and Tests

Detailed comparison and review of Pentax K-70 + DA 18-55mm WR and Sony Alpha7R IV ILCE-7RM4. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.

Camera Specifications Comparison

Pentax K-70 + DA 18-55mm WR vs. Sony Alpha7R IV ILCE-7RM4 Comparison Chart
DESIGN AND DIMENSIONS Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 4K - mirrorless system
Lens Included DA 18-55mm WR lens Body only
Height 9.3 cm 9.64 cm
Width 12.55 cm 12.89 cm
Depth 7.4 cm 7.75 cm
Weight 628 g 665 g
Weight Details Camera body only: 628 g
Camera with battery and memory card: 688 g
Camera body only:
Camera with battery and memory card: 665 g
Enclosure Colour Black Black
Protection Weatherproof, freezeproof, dust-resistant -
Optical Zoom 3.1x -
SENSOR Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Sensor Resolution 24.0 Megapixel 61 Megapixel
Optical Sensor Type CMOS Exmor R CMOS
Total Pixels 24,780,000 pixels 62,500,000 pixels
Effective Sensor Resolution 24,240,000 pixels 61,000,000 pixels
Optical Sensor Size APS-C (23.5 x 15.6 mm) Full Frame (35.7 x 23.8 mm)
Frame Rate (Max Resolution) 30 fps 30 fps
Sensor Dust Reduction Yes Yes
Sensor Features Dust Reduction (image sensor vibration), Special Protect (SP) coating Dust Reduction (image sensor vibration), Anti-Dust coating
Image Stabiliser Optical (image sensor shift mechanism) Optical (5-axis Steady Shot)
Built-in Optical Image Stabiliser Yes Yes
Sensors Digital level metre Digital level metre
PROCESSOR Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Image Processor PRIME MII BIONZ X
LENS Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Type Zoom lens - 3.1x zoom - 18 - 55 mm - f/3.5-5.6 DA AL WR Pentax KAF - zoom -
Focal Length Equivalent to 35mm Camera 27.5 - 84mm -
Focus Adjustment Automatic, manual -
Min Focus Distance 25 cm -
Max View Angle 76 degree(s) -
Zoom Adjustment Manual -
Lens Construction 8 groups / 11 elements -
Filter Size 52 mm -
Lens Mounting Type Pentax KAF2 Sony E-mount
Features Aspherical lens, weatherproof -
FOCUSING Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Auto Focus TTL contrast and phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 11 567
Auto Focus Features Focus Peaking function Predictive Focus Control, Focus Priority in Aperture Drive
AE/AF Control Face-priority AF, Subject-tracking AF Zone AF, Real-time Eye AF, Real-time Tracking AF
Face Detection Yes Eye Detect AF, face-priority AF function
VIEWFINDER Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Viewfinder Type Optical - fixed eye-level pentaprism Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution - 5,760,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.95x 0.78x
Optical Viewfinder Dioptric Correction Range -2.5 to +1.5 -4 to +3
Interchangeable Focusing Screens Yes -
Features - Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
ISO (Max) 102400 32000
Native ISO 100-102400 100-32000
Extended ISO (Max) - 102400
Extended ISO (Min) - 50
Light Sensitivity ISO auto, ISO 100-102400 ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot, average
Exposure Metering Zones 77 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority Bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Dynamic Range Bracketing, white balance bracketing
Shooting Programs Landscape, portrait mode, macro, museum, surf & snow, PET, Blue Sky, food, night scene, sunset, candle, night snapshot, night scene with portrait, kids, Stage, night scene HDR, moving object, forest, backlight silhouette -
Special Effects Soft, Slim, Pastel, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, Flat, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold, Colour replace Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W)
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight colour), fluorescent light (daylight white) Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white)
Shutter Type Mechanical electronically-controlled Electronic, mechanical electronically-controlled
Max Shutter Speed 1/6000 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, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/180 sec 1/250sec
Exposure Range EV 0-22 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Type 3" LCD display 3" LCD display
Touch Screen - Yes
Display Format 921,000 pixels 1,440,000 pixels
Display Form Factor Rotating Folding
Display Features Display brightness control, display colour control, display saturation control, red backlight mode Display brightness control, Peaking AF display, Touch AF
FLASH Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 12 -
Flash Modes Fill-in mode, rear curtain sync, auto mode, flash OFF mode, red-eye reduction, P-TTL, slow sync -
Red-Eye Reduction Yes -
Features AF illuminator, flash +/- compensation, wireless off-camera control -
VIDEOGRAPHY / CAMCORDER Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Digital Video Format H.264, MOV AVCHD, XAVC S
Image Recording Format JPEG, RAW + JPEG, DNG (RAW), PEF (RAW) JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - Dolby Digital AC-3 (2 channel), Linear PCM
Microphone Operation Mode Stereo Stereo
Microphone Features Sensitivity control -
MEMORY Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Memory Card Slot SD card Dual SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card 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 No
Image Storage 6000 x 4000
4608 x 3072
3072 x 2048
1920 x 1440
9504 x 6336
8448 x 6336
9504 x 5344
6240 x 4160
5552 x 4160
6240 x 3512
4752 x 3168
4224 x 3168
4752 x 2672
3120 x 2080
2768 x 2080
3120 x 1752
6336 x 6336
4160 x 4160
3168 x 3168
2080 x 2080
Video Capture H.264 - 1920 x 1080 i - 60 fps
H.264 - 1920 x 1080 i - 50 fps
H.264 - 1920 x 1080 p - 30 fps
H.264 - 1920 x 1080 p - 25 fps
H.264 - 1920 x 1080 p - 24 fps
H.264 - 1280 x 720 p - 60 fps
H.264 - 1280 x 720 p - 50 fps
AVCHD - 1920 x 1080 i - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 17Mbps
AVCHD - 1920 x 1080 i - 50 fps - 24Mbps
AVCHD - 1920 x 1080 i - 50 fps - 17Mbps
XAVC S - 3840 x 2160 p - 30 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 100Mbps
XAVC S - 3840 x 2160 p - 30 fps - 60Mbps
XAVC S - 3840 x 2160 p - 24 fps - 60Mbps
XAVC S - 1920 x 1080 p - 120 fps - 100Mbps
XAVC S - 1920 x 1080 p - 120 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 50Mbps
XAVC S - 1920 x 1080 p - 30 fps - 50Mbps
XAVC S - 1920 x 1080 p - 24 fps - 50Mbps
XAVC S - 1920 x 1080 p - 60 fps - 25Mbps
XAVC S - 1920 x 1080 p - 30 fps - 16Mbps
XAVC S - 3840 x 2160 p - 25 fps - 100Mbps
XAVC S - 3840 x 2160 p - 25 fps - 60Mbps
XAVC S - 1920 x 1080 p - 100 fps - 100Mbps
XAVC S - 1920 x 1080 p - 100 fps - 60Mbps
XAVC S - 1920 x 1080 p - 50 fps - 50Mbps
XAVC S - 1920 x 1080 p - 25 fps - 50Mbps
XAVC S - 1920 x 1080 p - 50 fps - 25Mbps
XAVC S - 1920 x 1080 p - 25 fps - 16Mbps
BATTERY AND CHARGING Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Battery Type Pentax D-Li109 Lithium Ion Sony NP-FZ100 Lithium Ion
Details Pentax D-Li109 Li-ion rechargeable battery (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 410 shots (50% flash usage)
Photo shooting - 480 shots (flash off)
Playback - 4.5 hours
Photo shooting - 670 shots (LCD Monitor on)
Photo shooting - 530 shots (EVF on)
Video recording - 170 minutes (LCD Monitor on)
Video recording - 160 minutes (EVF on)
CONNECTIONS Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Interface HDMI, USB 2.0, IEEE 802.11b/g/n HDMI, USB 2.0, USB-C, NFC (Near Field Communication), IEEE 802.11a/b/g/n/ac, Bluetooth 4.1
Connectivity Features Remote control via mobile devices, remote live view Remote control via mobile devices, remote live view, PC Remote functions via Wi-Fi
Print Standard Exif Print support DPOF support, Exif Print support, PRINT Image Matching
Computer Connectivity Mac, Windows -
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type USB 2.0 (5 pin Micro-USB Type B)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone 3.5mm)
USB 2.0 (5 pin Micro-USB Type B)
USB 3.2 Gen 1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Self-Timer Delay 2sec, 12sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 3 frames per second, 6 frames per second 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second
HDR Mode Auto HDR mode HDR Movie mode
Additional Features RGB primary colour filter, digital image rotation, histogram display, cropping an image, resizing an image, interval shooting mode, in-camera film editing, mirror lock, in-camera RAW processing, peripheral illumination correction, horizon correction, HDR image enhancement technology, Dynamic Range Compensation, no anti-aliasing filter, Dual Axis Electronic Level, astrophotography optimised, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, colour moire correction, Lateral Chromatic Aberration Correction, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, multiple exposure capture Built-in speaker, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, x.v.Colour technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, silent shooting, S-Log2 gamma setting, Pixel Shift Resolution technology, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting, PC Remote functions via USB
OTHERS Pentax K-70 + DA 18-55mm WR Sony Alpha7R IV ILCE-7RM4
Included Accessories Battery charger, dust cap, body cap, lens cap, shoulder strap, eyecup, shoe cap Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable
Software Drivers & Utilities -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C 0 °C
Service & Support - Limited warranty - parts and labour - 1 year
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