Ricoh CX4 vs Sony A390
92 Imaging
33 Features
34 Overall
33


66 Imaging
54 Features
54 Overall
54
Ricoh CX4 vs Sony A390 Key Specs
(Full Review)
- 10MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 100 - 3200
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-300mm (F3.5-5.6) lens
- 205g - 102 x 59 x 29mm
- Released August 2010
(Full Review)
- 14MP - APS-C Sensor
- 2.7" Tilting Display
- ISO 100 - 3200
- Sensor based Image Stabilization
- No Video
- Sony/Minolta Alpha Mount
- 549g - 128 x 97 x 86mm
- Introduced July 2010
- Old Model is Sony A380

Ricoh CX4 vs Sony A390 Overview
Here, we are comparing the Ricoh CX4 and Sony A390, one is a Small Sensor Superzoom and the other is a Entry-Level DSLR by brands Ricoh and Sony. There is a sizeable difference among the sensor resolutions of the CX4 (10MP) and A390 (14MP) and the CX4 (1/2.3") and A390 (APS-C) have different sensor size.

The CX4 was manufactured about the same time to the A390 and they are of a similar generation. Each of these cameras feature different body design with the Ricoh CX4 being a Compact camera and the Sony A390 being a Compact SLR camera.
Before we go into a in-depth comparison, here is a simple summation of how the CX4 scores against the A390 with respect to portability, imaging, features and an overall score.

Ricoh CX4 vs Sony A390 Gallery
Following is a sample of the gallery pics for Ricoh CX4 and Sony Alpha DSLR-A390. The entire galleries are provided at Ricoh CX4 Gallery and Sony A390 Gallery.
Reasons to pick Ricoh CX4 over the Sony A390
CX4 | A390 | |||
---|---|---|---|---|
Display size | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 920k | ![]() | 230k | Sharper display (+690k dot) |
Reasons to pick Sony A390 over the Ricoh CX4
A390 | CX4 | |||
---|---|---|---|---|
Display type | Tilting | ![]() | Fixed | Tilting display |
Common features in the Ricoh CX4 and Sony A390
CX4 | A390 | |||
---|---|---|---|---|
Introduced | August 2010 | ![]() | July 2010 | Same generation |
Focus manually | ![]() | More exact focusing | ||
Selfie screen | ![]() | Lack of selfie screen | ||
Touch display | ![]() | Lack of Touch display |
Ricoh CX4 vs Sony A390 Physical Comparison
When you are planning to carry around your camera frequently, you are going to need to consider its weight and size. The Ricoh CX4 has got outside measurements of 102mm x 59mm x 29mm (4.0" x 2.3" x 1.1") with a weight of 205 grams (0.45 lbs) while the Sony A390 has specifications of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).
See the Ricoh CX4 and Sony A390 in the latest Camera with Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have attached during that time. Underneath is a front view measurement comparison of the CX4 versus the A390.

Looking at size and weight, the portability rating of the CX4 and A390 is 92 and 66 respectively.

Ricoh CX4 vs Sony A390 Sensor Comparison
Oftentimes, its hard to visualize the difference in sensor sizes just by seeing specifications. The picture below should give you a clearer sense of the sensor sizing in the CX4 and A390.
To sum up, both of those cameras feature different megapixel count and different sensor sizes. The CX4 featuring a smaller sensor is going to make getting shallower DOF trickier and the Sony A390 will show extra detail due to its extra 4MP. Greater resolution will make it easier to crop photos way more aggressively.

Ricoh CX4 vs Sony A390 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Ricoh CX4 vs Sony A390 Specifications
Ricoh CX4 | Sony Alpha DSLR-A390 | |
---|---|---|
General Information | ||
Make | Ricoh | Sony |
Model | Ricoh CX4 | Sony Alpha DSLR-A390 |
Category | Small Sensor Superzoom | Entry-Level DSLR |
Released | 2010-08-19 | 2010-07-28 |
Physical type | Compact | Compact SLR |
Sensor Information | ||
Chip | Smooth Imaging Engine IV | Bionz |
Sensor type | BSI-CMOS | CCD |
Sensor size | 1/2.3" | APS-C |
Sensor dimensions | 6.17 x 4.55mm | 23.5 x 15.7mm |
Sensor area | 28.1mm² | 369.0mm² |
Sensor resolution | 10 megapixels | 14 megapixels |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3 and 3:2 | 3:2 and 16:9 |
Highest resolution | 3648 x 2736 | 4592 x 3056 |
Highest native ISO | 3200 | 3200 |
Minimum native ISO | 100 | 100 |
RAW files | ||
Autofocusing | ||
Manual focus | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Number of focus points | - | 9 |
Cross focus points | - | - |
Lens | ||
Lens mount | fixed lens | Sony/Minolta Alpha |
Lens focal range | 28-300mm (10.7x) | - |
Maximum aperture | f/3.5-5.6 | - |
Macro focus range | 1cm | - |
Amount of lenses | - | 143 |
Focal length multiplier | 5.8 | 1.5 |
Screen | ||
Type of screen | Fixed Type | Tilting |
Screen sizing | 3" | 2.7" |
Screen resolution | 920k dots | 230k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Viewfinder Information | ||
Viewfinder type | None | Optical (pentamirror) |
Viewfinder coverage | - | 95 percent |
Viewfinder magnification | - | 0.49x |
Features | ||
Lowest shutter speed | 8s | 30s |
Highest shutter speed | 1/2000s | 1/4000s |
Continuous shooting rate | 5.0 frames per sec | 3.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | - | Yes |
Custom white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 4.00 m | 10.00 m (at ISO 100) |
Flash modes | Auto, On, Off, Red-Eye, Slow Sync | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Wireless |
Hot shoe | ||
AEB | ||
White balance bracketing | ||
Highest flash synchronize | - | 1/160s |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) | - |
Highest video resolution | 1280x720 | None |
Video file format | Motion JPEG | - |
Mic port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 205 grams (0.45 lbs) | 549 grams (1.21 lbs) |
Physical dimensions | 102 x 59 x 29mm (4.0" x 2.3" x 1.1") | 128 x 97 x 86mm (5.0" x 3.8" x 3.4") |
DXO scores | ||
DXO All around score | not tested | 66 |
DXO Color Depth score | not tested | 22.5 |
DXO Dynamic range score | not tested | 11.5 |
DXO Low light score | not tested | 607 |
Other | ||
Battery life | - | 230 photographs |
Battery type | - | Battery Pack |
Battery model | DB-100 | NP-FH50 |
Self timer | Yes (2, 10 or Custom) | Yes (2 or 10 sec) |
Time lapse recording | ||
Type of storage | SD/SDHC/SDXC card, Internal | SD/ SDHC, Memory Stick Pro Duo |
Card slots | Single | Single |
Launch price | $211 | $500 |