Panasonic ZS100 vs Ricoh GR III
87 Imaging
52 Features
65 Overall
57


90 Imaging
68 Features
62 Overall
65
Panasonic ZS100 vs Ricoh GR III Key Specs
(Full Review)
- 20MP - 1" Sensor
- 3" Fixed Screen
- ISO 125 - 12800 (Push to 25600)
- Optical Image Stabilization
- 3840 x 2160 video
- 25-250mm (F2.8-5.9) lens
- 312g - 111 x 65 x 44mm
- Introduced January 2016
- Additionally referred to as Lumix DMC-TZ100
- Updated by Panasonic ZS200
(Full Review)
- 24MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 102400
- Sensor-shift Image Stabilization
- No Anti-Alias Filter
- 1920 x 1080 video
- 28mm (F2.8-16) lens
- 257g - 109 x 62 x 33mm
- Revealed September 2018
- Previous Model is Ricoh GR III
- New Model is Ricoh GR III

Panasonic ZS100 vs Ricoh GR III Overview
Its time to take a deeper look at the Panasonic ZS100 vs Ricoh GR III, both Large Sensor Compact digital cameras by manufacturers Panasonic and Ricoh. The resolution of the ZS100 (20MP) and the GR III (24MP) is relatively well matched but the ZS100 (1") and GR III (APS-C) boast totally different sensor dimensions.

The ZS100 was launched 3 years prior to the GR III which is quite a significant gap as far as tech is concerned. Both of the cameras feature the same body design (Large Sensor Compact).
Before going straight to a full comparison, here is a short overview of how the ZS100 matches up vs the GR III in terms of portability, imaging, features and an overall mark.

Panasonic ZS100 vs Ricoh GR III Gallery
This is a preview of the gallery photos for Panasonic Lumix DMC-ZS100 and Ricoh GR III. The complete galleries are available at Panasonic ZS100 Gallery and Ricoh GR III Gallery.
Reasons to pick Panasonic ZS100 over the Ricoh GR III
ZS100 | GR III | |||
---|---|---|---|---|
Screen resolution | 1040k | ![]() | 1037k | Crisper screen (+3k dot) |
Reasons to pick Ricoh GR III over the Panasonic ZS100
GR III | ZS100 | |||
---|---|---|---|---|
Revealed | September 2018 | ![]() | January 2016 | Newer by 33 months |
Common features in the Panasonic ZS100 and Ricoh GR III
ZS100 | GR III | |||
---|---|---|---|---|
Focus manually | ![]() | More precise focusing | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen size | 3" | ![]() | 3" | Same screen sizing |
Selfie screen | ![]() | No selfie screen | ||
Touch screen | ![]() | Quickly navigate |
Panasonic ZS100 vs Ricoh GR III Physical Comparison
If you're looking to travel with your camera regularly, you will have to factor its weight and measurements. The Panasonic ZS100 has got outside measurements of 111mm x 65mm x 44mm (4.4" x 2.6" x 1.7") with a weight of 312 grams (0.69 lbs) and the Ricoh GR III has proportions of 109mm x 62mm x 33mm (4.3" x 2.4" x 1.3") along with a weight of 257 grams (0.57 lbs).
Analyze the Panasonic ZS100 vs Ricoh GR III in the latest Camera with Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change dependant on the lens you are working with at that time. Underneath is a front view over all size comparison of the ZS100 vs the GR III.

Factoring in size and weight, the portability grade of the ZS100 and GR III is 87 and 90 respectively.

Panasonic ZS100 vs Ricoh GR III Sensor Comparison
Generally, it's difficult to see the gap between sensor dimensions simply by reading through technical specs. The picture underneath will provide you a clearer sense of the sensor measurements in the ZS100 and GR III.
As you have seen, both of those cameras come with different megapixel count and different sensor dimensions. The ZS100 featuring a tinier sensor will make getting shallow depth of field trickier and the Ricoh GR III will resolve extra detail utilizing its extra 4 Megapixels. Higher resolution will also allow you to crop shots a good deal more aggressively. The more aged ZS100 is going to be disadvantaged when it comes to sensor technology.

Panasonic ZS100 vs Ricoh GR III Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Panasonic ZS100 vs Ricoh GR III Specifications
Panasonic Lumix DMC-ZS100 | Ricoh GR III | |
---|---|---|
General Information | ||
Manufacturer | Panasonic | Ricoh |
Model | Panasonic Lumix DMC-ZS100 | Ricoh GR III |
Also Known as | Lumix DMC-TZ100 | - |
Class | Large Sensor Compact | Large Sensor Compact |
Introduced | 2016-01-05 | 2018-09-25 |
Physical type | Large Sensor Compact | Large Sensor Compact |
Sensor Information | ||
Processor Chip | Venus Engine | - |
Sensor type | MOS | CMOS |
Sensor size | 1" | APS-C |
Sensor measurements | 13.2 x 8.8mm | 23.5 x 15.6mm |
Sensor surface area | 116.2mm² | 366.6mm² |
Sensor resolution | 20MP | 24MP |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 1:1 and 3:2 |
Peak resolution | 5472 x 3648 | 6000 x 4000 |
Highest native ISO | 12800 | 102400 |
Highest enhanced ISO | 25600 | - |
Lowest native ISO | 125 | 100 |
RAW images | ||
Lowest enhanced ISO | 80 | - |
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | 49 | - |
Lens | ||
Lens mount | fixed lens | fixed lens |
Lens focal range | 25-250mm (10.0x) | 28mm (1x) |
Maximum aperture | f/2.8-5.9 | f/2.8-16 |
Macro focus distance | 5cm | 6cm |
Focal length multiplier | 2.7 | 1.5 |
Screen | ||
Type of screen | Fixed Type | Fixed Type |
Screen sizing | 3 inch | 3 inch |
Resolution of screen | 1,040k dots | 1,037k dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Viewfinder Information | ||
Viewfinder type | Electronic | Optical (optional) |
Viewfinder resolution | 1,166k dots | - |
Viewfinder coverage | 100 percent | - |
Viewfinder magnification | 0.46x | - |
Features | ||
Minimum shutter speed | 60s | 30s |
Fastest shutter speed | 1/2000s | 1/4000s |
Fastest silent shutter speed | 1/16000s | - |
Continuous shutter rate | 9.9fps | - |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 8.00 m (at Auto ISO) | no built-in flash |
Flash modes | Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off | Auto, Flash On, Flash On+Red-eye, Slow-speed Sync, Slow Sync+Red-eye |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 4K/UHD (3840 x 2160 @ 30p/24p), 1920 x 1080 @ 60p/60i/30p/24p, 640 x 480 (30p) | 1920 x 1080 @ 60p, MOV, H.264, Linear PCM |
Highest video resolution | 3840x2160 | 1920x1080 |
Video format | MPEG-4, AVCHD | MPEG-4, H.264 |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | Yes |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 312 grams (0.69 lb) | 257 grams (0.57 lb) |
Physical dimensions | 111 x 65 x 44mm (4.4" x 2.6" x 1.7") | 109 x 62 x 33mm (4.3" x 2.4" x 1.3") |
DXO scores | ||
DXO Overall score | 70 | not tested |
DXO Color Depth score | 22.8 | not tested |
DXO Dynamic range score | 12.5 | not tested |
DXO Low light score | 559 | not tested |
Other | ||
Battery life | 300 shots | - |
Battery style | Battery Pack | - |
Self timer | Yes (2 or 10 secs, 3 shots @ 10 sec) | Yes |
Time lapse shooting | ||
Type of storage | SD/SDHC/SDXC card | Internal, SD/SDHC/SDXC (UHS-I supported) |
Card slots | Single | Single |
Price at release | $700 | $900 |