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Compare Sony A7S III vs Sony A7R IV vs Sony RX0 II

Connectivity

Ports
HDMI + Headphone + Microphone + Remote Control + USB 3.2 Gen 1
HDMI + Headphone + Microphone + Remote Control + USB 3.2 Gen 1
HDMI + Microphone + Remote Control + USB 2.0
Wireless Connectivity
802.11ac (dual band) + Bluetooth
802.11ac + Bluetooth 4.1 + NFC
802.11b/g/n + Bluetooth 4.1 LE

Construction

Adjustment | Tilt
Open to 176 deg, Rotate 270 deg
Adjustable up 107 deg, down 41 deg
Form Factor
Mirrorless camera
Mirrorless camera
Compact camera with prime lens
Image Size
Full frame (35.6 x 23.8 mm)
Full frame (35.7 x 23.8 mm)
1″ (13.2 x 8.8 mm)
Lens
Zeiss Tessar T*
Lens Mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Magnesium alloy
Microphone
Stereo
Stereo
Stereo
Optical Formula | Elements
6 elements
Optical Formula | Groups
6 groups
Optical Formula | Special Glass
all aspheric groups
Sensor | Resolution
12 MP (4240 x 2832)
61 MP (9504 x 6336)
15 MP (4800 x 3200)
Sensor | Type
BSI-CMOS
BSI-CMOS
BSI-CMOS
Speakers
Mono
Mono
None

Dimensions

Size | Depth
81 mm / 3.19 in
78 mm / 3.07 in
35 mm / 1.38 in
Size | Height
97 mm / 3.82 in
96 mm / 3.78 in
41 mm / 1.61 in
Size | Width
129 mm / 5.08 in
129 mm / 5.08 in
59 mm / 2.32 in
Weight
699 g / 24.70 oz
665 g / 23.50 oz
132 g / 4.66 oz

Display

Display Diagonal
3 inch
3 inch
1.5 inch
Display Type
Fully articulated TFT LCD
Tilting TFT LCD
Tilting TFT LCD
Resolution
1,440,000 dots
1,440,000 dots
230,400 dots
Viewfinder | Coverage
100%
100%
Viewfinder | Magnification
0.91x
0.78x
Viewfinder | Resolution
9,440,000 dots
5,760,000 dots
Viewfinder | Type
Electronic
Electronic
None

Function

AE Bracketing
±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps)
±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps)
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
Aperture
f/4
Autofocus
759 focus points
567 focus points
25 focus points
Crop Factor
1.0
1.0
2.7
Exposure Compensation
±5 (at 1/3 EV, 1/2 EV steps)
±5 (at 1/3 EV, 1/2 EV steps)
±3 (at 1/3 EV steps)
Exposure Mode
Auto / Aperture Priority / Shutter Priority / Manual
Auto / Aperture Priority / Shutter Priority / Manual
Auto / Manual
Flash Sync Speed
1/250 s
1/250 s
Focal Length
8.9 mm
Focal Length (35mm Equivalent)
24 mm
GPS
No
No
No
ISO Range
80 ~ 102400 (expands to 40 ~ 409600)
ISO 100 ~ 32000 (expands to 50 ~ 102800)
200 ~ 25600
Image Stabilization
5-axis (5.5 stops)
5.5 stops
Digital only
Intervalometer
Yes
Yes
Processor
Bionz XR
Bionz X
BIONZ X
Touch Screen
Yes
Yes
No
Video Codecs
MPEG-4, XAVC S, XAVC HS, XAVC S-I, H.264, H.265
MPEG-4, XAVC S, H.264
MPEG-4, AVCHD, XAVC S
Video Recording
Up to 4K 120p 10bit 4:2:2, up to FHD 240p
4K 30fps
Weather Resistance
Yes
Yes
Yes
Zoom
Digital zoom available

Performance

Battery Life
600 shots
670 shots
240 shots
Battery Life | Stills
510 shots (Viewfinder) / 600 shots (LCD)
530 shots (Viewfinder) / 670 shots (LCD)
Battery Life | Video
80 min (Viewfinder) / 95 min (LCD)
90 min (Viewfinder) / 105 min (LCD)
Dynamic Range
15 stops
15 stops
Max Burst Rate
10.0 fps
10.0 fps
16.0 fps
Min Focus Distance
200 mm / 7.87 in
Shutter Speed
1/8000 to 30 s
1/8000 to 30 s
1/32000 s (electronic) / 1/32000 s (mechanical) ~ 1/4 s
Storage
Dual SD/CFexpress Type A slots
Dual SD/SDHC/SDXC (UHS-II compatible)
microSD/microSDHC/microSDXC + Memory Stick Micro

Production

Availability
2020-09
Battery
NP-FZ100 lithium-ion battery charger
NP-FZ100 lithium-ion battery & charger
NP-BJ1 lithium-ion battery & charger
Debut
2020-07-28
2019-07-16
2019-03-26
Made In
Thailand
Model Name
ILCE-7SM3
ILCE-7RM4
DSC-RX0M2

Reviews

Neofiliac score
84%
85%
60%
Pros
  • Fully articulated LCD
  • Long battery life
  • 80 base ISO
  • 5.5 stops of IBIS
  • Good 10.0 fps burst rate
  • Rather compact
  • Weather-sealed
  • Supports CFExpress Type A card
  • Very high resolution EVF
  • Supports both WiFi and Bluetooth
  • Long battery life
  • 5.5 stops of IBIS
  • Good 10.0 fps burst rate
  • Rather compact
  • Exceptionally high 61 MP resolution
  • Weather-sealed
  • High resolution EVF
  • Supports both WiFi and Bluetooth
  • High 16.0 fps burst rate
  • Exceptionally compact
  • Very light
  • Weather-sealed
  • Supports both WiFi and Bluetooth
Cons
  • Very low 12 MP resolution
  • Viewfinder with low 0.78x magnification
  • Menu not touch-enabled
  • Poor battery life
  • 200 base ISO
  • Low 15 MP resolution

Price

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