- 1/2.5 inch 24.7mm2
- 8.1 megapixels
-
37.00mm - 112.00mm (35mm eq.)
- 1/2.3 inch 28.1mm2
- 16.2 megapixels
-
25.00mm - 100.00mm (35mm eq.)
Differences
Pentax E50 advantages over Sony TX20
-
Less expensive
$150 vs
$330 (MSRP)
Save money for lenses or accessories
-
Bigger pixels
~ 1.76
vs
1.34 microns
Better low-light and dynamic range (all else equal)
-
Larger lens aperture
f/2.8
vs
f/3.5
Take photos in low-light or isolate your subject
-
Manual focus
Yes
vs
No
AF is for the weak. Real photographers focus manually.
Sony TX20 advantages over Pentax E50
-
Waterproof
Yes
vs
No
Take photos underwater without destroying your camera!
-
Larger sensor
1/2.3 inch
vs
1/2.5 inch
More sensor area. Bigger is (generally) better.
-
In-Camera Image Stabilization
Yes
vs
No
Reduces the effects of camera shake at slower shutter speeds
-
Touchscreen
Touch
vs
No touch
Interact with your camera just like your smartphone
-
HDMI out
HDMI out
vs
None
Use HDMI output to monitor or review video
-
More dots on screen
922k
vs
110k dots
Can mean greater resolution or a brighter screen
-
More pixels
16.2
vs
8.1 megapixels
Higher resolution photos
-
Wider angle lens
25 mm
vs
37 mm
Capture more of the scene
-
Higher extended ISO
3200
vs
1600 ISO
Higher extended ISO can give more low-light flexibility
Similarities
Common Weaknesses
-
Focus peaking
Neither provide
Your camera will highlight what's in focus
-
Tilt-swivel screen
Neither provide
Tilt and swivel the screen for maximum shooting flexibility
-
Eye-level viewfinder
Neither provide
You'll be able to frame photos even when the sun is out
-
In-camera panoramas
Neither provide
Stitches multiple shots into a panoramic photo
-
Tiltable Screen
Neither provide
Tilt the screen for shooting flexbility
-
RAW file ability
Neither provide
Gives you more flexibility to develop your photos later
-
Built-in Wi-Fi
Neither provide
Share your photos wirelessly
-
NFC
Neither provide
Simplifies pairing your camera with supported phones
-
Built-in Bluetooth
Neither provide
Always-on wireless connectivity
-
Built-in GPS
Neither provide
Geotag your photos
-
On-sensor phase detect
Neither provide
Usually improves live view and video AF performance
-
Integrated ND filter
Neither provide
Shoot in daylight with a large aperture or slow shutter
-
External Mic Jack
Neither provide
Improved sound fidelity when shooting video
-
Hot shoe
Neither provide
Off-camera flashes open new possibilities
-
Headphone jack
Neither provide
Monitor audio recording while you shoot video
-
Bulb shutter
Neither provide
Hold the shutter open manually for long exposures
-
Slow-motion videos
Neither provide
Shoot slow-motion videos
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Review Excerpt
-
Sleek, stylish, slender design; Easy to handle and fast to shoot; Good print quality at up to 13 x 19 inches; Low shutter lag; 10fps burst mode.
-
Touchscreen display is hard to see and use in bright light; Inconsistent image exposure; Mild distortion problems; no GPS.
-
Read our Sony TX20 Express Review
The Competition
Compared to Samsung S860
-
Less expensive
-
Manual focus
-
More dots on screen
-
Longer exposure
-
Less expensive
-
Bigger pixels
Compared to Samsung S760
-
Manual focus
-
Higher extended ISO
-
More dots on screen
-
Longer exposure
-
Less expensive
-
Bigger pixels
Compared to Sony DSC-S780
-
Less expensive
-
Longer exposure
-
Less expensive
-
Bigger pixels
Compared to Sony DSC-TX100V
Pentax
E50
Sony
DSC-TX100V
-
Less expensive
-
Bigger pixels
Sony
TX20
Sony
DSC-TX100V
-
Less expensive
-
Waterproof
-
More dots on screen
-
Shoots 1080p video
Compared to Sony TX200V
-
Less expensive
-
Bigger pixels
-
Less expensive
-
Longer exposure