Sony Alpha ILCE-A7R IV vs Pentax K-3 III Comparison



Let’s compare the Sony Alpha ILCE-A7R IV vs Pentax K-3 III.

Our comparison table below covers all the important specifications of each camera. In this side-by-side review, we will be comparing Sony Alpha ILCE-A7R IV and Pentax K-3 III. While Sony Alpha ILCE-A7R IV has 35mm sensor, Pentax K-3 III has APS-C sensor and 61.0 has a 61.0 MP and Pentax K-3 III has a 25.7 MP resolution.

  Sony Alpha ILCE-A7R IV Pentax K-3 III
  Sony Alpha ILCE-A7R IV Front Pentax K-3 III Front
Sensor and Camera Features
Brand Sony Ricoh
Megapixels 61.0 25.7
Sensor Type CMOS CMOS
Sensor Format 35mm APS-C
SLR Type Mirrorless Dslr
Crop Factor 1.0x 1.5x
AA Filter None Optional
Image Resolution 9504 x 6336 (60.2 MP, 3:2) 6192 x 4128 (25.6 MP, 3:2)
Body Image Stabilization Yes Yes
Native ISO Min 100 - Max 32000 Min 100 - Max 160000
Full ISO Settings AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400 Auto, 100-160000 (1, 1/2 or 1/3 EV steps)
Startup Time
AF System and Shooting
Auto Focus Type Fast Hybrid 4D AF: 567 points (PDAF), APS-C mode with full-frame lens: 325 points (PDAF), with APS-C lens: 247 points (PDAF) / 425 points (contrast-detection AF); Wide (567 points (PDAF), 425 points (CDAF))/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot/Tracking (Wide/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF SAFOX 13 TTL phase-matching - 101 point (25 cross type focus points in the center)
Continuous Shooting Speed / Burst Mode AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400 Auto, 100-160000 (1, 1/2 or 1/3 EV steps)
Shutter Speed Range 1/8000 - 30 sec 1/8000 - 30 sec
Bulb Mode Yes Yes
JPEG Buffer Size 68 30
AW Buffer Size 30
Screen/viewfinder
LCD 3.0 3.2
LCD Resolution 1,440,000 dots (360,000 px) 1,620,000 dots (540,000 px)
Touchscreen Yes Yes
Articulating Screen Yes No
Tilt Swivel Screen No No
Selfie Screen No No
Top Deck Display No Yes
Focus Peaking Yes Yes
Viewfinder EVF / LCD Optical / LCD
Viewfinder Type EVF: 1.3 cm (0.5 type) 5.76M-dot UXGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1, eye sensor SLR type; eye-level pentaprism, ~100% coverage, 1.05x mag., 20.5mm eyepoint, -4.0 to +1.0 diopter
Focus Peaking Yes Yes
Video Features
Video Resolution 3840x2160 (30p/​25p/​24p) 3840x2160 (30p/​24p)
Video File Format XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo MPEG-4 AVC/H.264 (MOV)
Memory Card Type SD / SDHC / SDXC SD / SDHC / SDXC
Dual Card Slot Yes Yes
SD UHS Support Dual SD UHS-II slots
Microphone Jack Yes Yes
Headphone Jack Yes Yes
Flash and Internal Connections
Built-in Flash No No
Max Flash Sync Speed 1/250 1/200
Internal connections USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, 3.5mm Microphone and Headphone jacks USB 3.2 Gen1 (Type-C), Micro B,Micro (Type D) HMDI, External cable switch terminal (2.5mm), X-sync socket, 3.5mm stereo mic input, 3.5mm headphone jack
Connectivity
Built-In Wi-Fi Yes Yes
NFC Yes No
Bluetooth Yes Yes
Built-In GPS No Yes
USB Type USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi USB 3.0 Super Speed,Bluetooth,WiFi
Physical
Battery Life (CIPA) 530 shots 800 shots
Battery Types NP-FZ100 Lithium-ion rechargeable Lithium-ion rechargeable
Weight 23.5 oz (665 g) includes batteries 28.9 oz (820 g) includes batteries
Size 5.1 x 3.8 x 3.1 in. (129 x 96 x 78 mm) 5.3 x 4.1 x 2.9 in. (135 x 104 x 74 mm)
Price
Price Buy from Amazon for $3,498.00 Check Prices from Amazon
Release Date 2019-09-01 2021-04-06