Panasonic S5 II X vs Sony FX3
59 Imaging
78 Features
93 Overall
84


62 Imaging
65 Features
92 Overall
75
Panasonic S5 II X vs Sony FX3 Key Specs
(Full Review)
- 24MP - Full frame Sensor
- 3.00" Fully Articulated Display
- ISO 100 - 51200 (Boost to 204800)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 5952 x 3968 video
- Leica L Mount
- 740g - 134 x 102 x 90mm
- Introduced January 2023
- Older Model is Panasonic S5
(Full Review)
- 12MP - Full frame Sensor
- 3.00" Fully Articulated Display
- ISO 80 - 102400 (Raise to 409600)
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 716g - 130 x 78 x 85mm
- Released February 2021

Panasonic S5 II X vs Sony FX3 Overview
Here, we are evaluating the Panasonic S5 II X versus Sony FX3, both Pro Mirrorless digital cameras by manufacturers Panasonic and Sony. There is a sizeable difference between the image resolutions of the S5 II X (24MP) and FX3 (12MP) but both cameras offer the identical sensor measurements (Full frame).

The S5 II X was manufactured 23 months after the FX3 making them a generation away from each other. The two cameras feature different body design with the Panasonic S5 II X being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.
Before getting straight to a detailed comparison, here is a concise summary of how the S5 II X scores against the FX3 with respect to portability, imaging, features and an overall mark.

Panasonic S5 II X vs Sony FX3 Gallery
The following is a sample of the gallery pictures for Panasonic Lumix DC-S5 Mark II X and Sony FX3. The entire galleries are viewable at Panasonic S5 II X Gallery and Sony FX3 Gallery.
Reasons to pick Panasonic S5 II X over the Sony FX3
S5 II X | FX3 | |||
---|---|---|---|---|
Released | January 2023 | ![]() | February 2021 | Newer by 23 months |
Display resolution | 1840k | ![]() | 1440k | Sharper display (+400k dot) |
Reasons to pick Sony FX3 over the Panasonic S5 II X
FX3 | S5 II X |
---|
Common features in the Panasonic S5 II X and Sony FX3
S5 II X | FX3 | |||
---|---|---|---|---|
Focus manually | ![]() | More exact focusing | ||
Display type | Fully Articulated | ![]() | Fully articulated | Fully Articulated display |
Display size | 3.00" | ![]() | 3.00" | Same display measurements |
Selfie screen | ![]() | Both good for selfies | ||
Touch friendly display | ![]() | Easily navigate |
Panasonic S5 II X vs Sony FX3 Physical Comparison
When you are planning to travel with your camera regularly, you should consider its weight and proportions. The Panasonic S5 II X comes with exterior measurements of 134mm x 102mm x 90mm (5.3" x 4.0" x 3.5") along with a weight of 740 grams (1.63 lbs) while the Sony FX3 has measurements of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") along with a weight of 716 grams (1.58 lbs).
Look at the Panasonic S5 II X versus Sony FX3 in the latest Camera with Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you have attached during that time. Following is a front view proportions comparison of the S5 II X vs the FX3.

Looking at size and weight, the portability grade of the S5 II X and FX3 is 59 and 62 respectively.

Panasonic S5 II X vs Sony FX3 Sensor Comparison
In many cases, it is tough to visualize the gap between sensor dimensions purely by looking at a spec sheet. The picture below will offer you a stronger sense of the sensor measurements in the S5 II X and FX3.
Clearly, each of these cameras come with the identical sensor size but different MP. You should anticipate the Panasonic S5 II X to give you more detail due to its extra 12MP. Greater resolution can also allow you to crop pics a good deal more aggressively. The more modern S5 II X provides an edge with regard to sensor technology.

Panasonic S5 II X vs Sony FX3 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Panasonic S5 II X vs Sony FX3 Specifications
Panasonic Lumix DC-S5 Mark II X | Sony FX3 | |
---|---|---|
General Information | ||
Brand | Panasonic | Sony |
Model type | Panasonic Lumix DC-S5 Mark II X | Sony FX3 |
Class | Pro Mirrorless | Pro Mirrorless |
Introduced | 2023-01-04 | 2021-02-23 |
Physical type | SLR-style mirrorless | Rangefinder-style mirrorless |
Sensor Information | ||
Sensor type | CMOS | BSI-CMOS |
Sensor size | Full frame | Full frame |
Sensor measurements | 35.6 x 23.8mm | 35.6 x 23.8mm |
Sensor surface area | 847.3mm² | 847.3mm² |
Sensor resolution | 24 megapixels | 12 megapixels |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Maximum resolution | 6000 x 4000 | 4240 x 2832 |
Maximum native ISO | 51200 | 102400 |
Maximum boosted ISO | 204800 | 409600 |
Min native ISO | 100 | 80 |
RAW photos | ||
Min boosted ISO | 50 | 50 |
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Total focus points | 779 | 759 |
Lens | ||
Lens support | Leica L | Sony E |
Available lenses | 65 | 187 |
Crop factor | 1 | 1 |
Screen | ||
Display type | Fully Articulated | Fully articulated |
Display sizing | 3.00" | 3.00" |
Display resolution | 1,840k dots | 1,440k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Viewfinder Information | ||
Viewfinder | Electronic | None |
Viewfinder resolution | 3,680k dots | - |
Viewfinder coverage | 100 percent | - |
Viewfinder magnification | 0.78x | - |
Features | ||
Slowest shutter speed | 60 seconds | 30 seconds |
Maximum shutter speed | 1/8000 seconds | 1/8000 seconds |
Maximum quiet shutter speed | 1/8000 seconds | - |
Continuous shooting rate | 9.0 frames per sec | 10.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | no built-in flash |
Flash settings | Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync, Slow Sync w/Red-eye Reduction, Forced Off | no built-in flash |
Hot shoe | ||
AEB | ||
White balance bracketing | ||
Maximum flash synchronize | 1/250 seconds | - |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 5952 x 3968 @ 30p/24p | 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM |
Maximum video resolution | 5952x3968 | 3840x2160 |
Video data format | MPEG-4, H.264, H.265 | MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265 |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.2 Gen 2 (5 GBit/sec) | USB 3.2 Gen 1 (5 GBit/sec) |
GPS | None | None |
Physical | ||
Environment sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 740 grams (1.63 lbs) | 716 grams (1.58 lbs) |
Physical dimensions | 134 x 102 x 90mm (5.3" x 4.0" x 3.5") | 130 x 78 x 85mm (5.1" x 3.1" x 3.3") |
DXO scores | ||
DXO All around rating | not tested | 85 |
DXO Color Depth rating | not tested | 24.2 |
DXO Dynamic range rating | not tested | 13.4 |
DXO Low light rating | not tested | 3900 |
Other | ||
Battery life | 370 photographs | 600 photographs |
Type of battery | Battery Pack | Battery Pack |
Battery ID | DMW-BLJ31 | NP-FZ100 |
Self timer | Yes | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse recording | With downloadable app | |
Type of storage | SD Memory Card, SDHC Memory Card, SDXC Memory Card | Dual SD/CFexpress Type A slots |
Card slots | 2 | 2 |
Cost at launch | $2,199 | $3,900 |