HP Photosmart M417 vs. HP Photosmart E337
Comparison
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| HP Photosmart M417 | HP Photosmart E337 | ||||
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Megapixels
5.19
5.00
Max. image resolution
2690 x 1994
2576 x 1920
Sensor
Sensor type
CCD
CCD
Sensor size
1/2.5" (~ 5.75 x 4.32 mm)
1/2.5" (~ 5.75 x 4.32 mm)
Sensor size comparison
Sensor size is generally a good indicator of the quality of the camera.
Sensors can vary greatly in size. As a general rule, the bigger the
sensor, the better the image quality.
Bigger sensors are more effective because they have more surface area to capture light. An important factor when comparing digital cameras is also camera generation. Generally, newer sensors will outperform the older.
Learn more about sensor sizes »
Bigger sensors are more effective because they have more surface area to capture light. An important factor when comparing digital cameras is also camera generation. Generally, newer sensors will outperform the older.
Learn more about sensor sizes »
Actual sensor size
Note: Actual size is set to screen → change »
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| HP Photosmart M417 | HP Photosmart E337 | |
Surface area:
| 24.84 mm² | vs | 24.84 mm² |
Difference: 0 mm² (0%)
M417 and E337 sensors are the same size.
Note: You are comparing cameras of different generations.
There is a 2 year gap between HP M417 (2005) and HP E337 (2007).
All things being equal, newer sensor generations generally outperform the older.
Pixel pitch tells you the distance from the center of one pixel (photosite) to the center of the next. It tells you how close the pixels are to each other.
The bigger the pixel pitch, the further apart they are and the bigger each pixel is. Bigger pixels tend to have better signal to noise ratio and greater dynamic range.
The bigger the pixel pitch, the further apart they are and the bigger each pixel is. Bigger pixels tend to have better signal to noise ratio and greater dynamic range.
Pixel or photosite area affects how much light per pixel can be gathered.
The larger it is the more light can be collected by a single pixel.
Larger pixels have the potential to collect more photons, resulting in greater dynamic range, while smaller pixels provide higher resolutions (more detail) for a given sensor size.
Larger pixels have the potential to collect more photons, resulting in greater dynamic range, while smaller pixels provide higher resolutions (more detail) for a given sensor size.
Relative pixel sizes:
vs
Pixel area difference: 0.17 µm² (4%)
A pixel on HP E337 sensor is approx. 4% bigger than a pixel on HP M417.
Pixel density tells you how many million pixels fit or would fit in one
square cm of the sensor.
Higher pixel density means smaller pixels and lower pixel density means larger pixels.
Higher pixel density means smaller pixels and lower pixel density means larger pixels.
To learn about the accuracy of these numbers,
click here.
Specs
HP M417
HP E337
Total megapixels
Effective megapixels
Optical zoom
3x
1x
Digital zoom
Yes
Yes
ISO sensitivity
Auto, 100, 200, 400
Auto
RAW
Manual focus
Normal focus range
50 cm
100 cm
Macro focus range
10 cm
Focal length (35mm equiv.)
36 - 108 mm
36 mm
Aperture priority
No
No
Max. aperture
f2.8 - f4.8
f4.5
Metering
Centre weighted
Exposure compensation
±2 EV (in 1/2 EV steps)
±3 EV (in 1/3 EV steps)
Shutter priority
No
No
Min. shutter speed
2 sec
2 sec
Max. shutter speed
1/2000 sec
1/2000 sec
Built-in flash
External flash
Viewfinder
Optical (tunnel)
Optical (tunnel)
White balance presets
5
5
Screen size
1.8"
1.5"
Screen resolution
130,338 dots
61,600 dots
Video capture
Max. video resolution
Storage types
MultiMedia, Secure Digital
Secure Digital
USB
USB 1.0
USB 1.0
HDMI
Wireless
GPS
Battery
AA (2) batteries (NiMH recommended)
AA (2) batteries (NiMH recommended)
Weight
149 g
136 g
Dimensions
107 x 53 x 36 mm
94.4 x 32.2 x 63.2 mm
Year
2005
2007
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Diagonal
Diagonal is calculated by the use of Pythagorean theorem:
where w = sensor width and h = sensor height
| Diagonal = √ | w² + h² |
HP M417 diagonal
The diagonal of M417 sensor is not 1/2.5 or 0.4" (10.2 mm) as you might expect, but approximately two thirds of
that value - 7.19 mm. If you want to know why, see
sensor sizes.
w = 5.75 mm
h = 4.32 mm
w = 5.75 mm
h = 4.32 mm
| Diagonal = √ | 5.75² + 4.32² | = 7.19 mm |
HP E337 diagonal
The diagonal of E337 sensor is not 1/2.5 or 0.4" (10.2 mm) as you might expect, but approximately two thirds of
that value - 7.19 mm. If you want to know why, see
sensor sizes.
w = 5.75 mm
h = 4.32 mm
w = 5.75 mm
h = 4.32 mm
| Diagonal = √ | 5.75² + 4.32² | = 7.19 mm |
Surface area
Surface area is calculated by multiplying the width and the height of a sensor.
M417 sensor area
Width = 5.75 mm
Height = 4.32 mm
Surface area = 5.75 × 4.32 = 24.84 mm²
Height = 4.32 mm
Surface area = 5.75 × 4.32 = 24.84 mm²
E337 sensor area
Width = 5.75 mm
Height = 4.32 mm
Surface area = 5.75 × 4.32 = 24.84 mm²
Height = 4.32 mm
Surface area = 5.75 × 4.32 = 24.84 mm²
Pixel pitch
Pixel pitch is the distance from the center of one pixel to the center of the
next measured in micrometers (µm). It can be calculated with the following formula:
| Pixel pitch = | sensor width in mm | × 1000 |
| sensor resolution width in pixels |
M417 pixel pitch
Sensor width = 5.75 mm
Sensor resolution width = 2627 pixels
Sensor resolution width = 2627 pixels
| Pixel pitch = | 5.75 | × 1000 | = 2.19 µm |
| 2627 |
E337 pixel pitch
Sensor width = 5.75 mm
Sensor resolution width = 2579 pixels
Sensor resolution width = 2579 pixels
| Pixel pitch = | 5.75 | × 1000 | = 2.23 µm |
| 2579 |
Pixel area
The area of one pixel can be calculated by simply squaring the pixel pitch:
You could also divide sensor surface area with effective megapixels:
Pixel area = pixel pitch²
You could also divide sensor surface area with effective megapixels:
| Pixel area = | sensor surface area in mm² |
| effective megapixels |
M417 pixel area
Pixel pitch = 2.19 µm
Pixel area = 2.19² = 4.8 µm²
Pixel area = 2.19² = 4.8 µm²
E337 pixel area
Pixel pitch = 2.23 µm
Pixel area = 2.23² = 4.97 µm²
Pixel area = 2.23² = 4.97 µm²
Pixel density
Pixel density can be calculated with the following formula:
One could also use this formula:
| Pixel density = ( | sensor resolution width in pixels | )² / 1000000 |
| sensor width in cm |
One could also use this formula:
| Pixel density = | effective megapixels × 1000000 | / 10000 |
| sensor surface area in mm² |
M417 pixel density
Sensor resolution width = 2627 pixels
Sensor width = 0.575 cm
Pixel density = (2627 / 0.575)² / 1000000 = 20.87 MP/cm²
Sensor width = 0.575 cm
Pixel density = (2627 / 0.575)² / 1000000 = 20.87 MP/cm²
E337 pixel density
Sensor resolution width = 2579 pixels
Sensor width = 0.575 cm
Pixel density = (2579 / 0.575)² / 1000000 = 20.12 MP/cm²
Sensor width = 0.575 cm
Pixel density = (2579 / 0.575)² / 1000000 = 20.12 MP/cm²
Sensor resolution
Sensor resolution is calculated from sensor size and effective megapixels. It's slightly higher
than maximum (not interpolated) image resolution which is usually stated on camera specifications.
Sensor resolution is used in pixel pitch, pixel area, and pixel density formula.
For sake of simplicity, we're going to calculate it in 3 stages.
1. First we need to find the ratio between horizontal and vertical length by dividing the former with the latter (aspect ratio). It's usually 1.33 (4:3) or 1.5 (3:2), but not always.
2. With the ratio (r) known we can calculate the X from the formula below, where X is a vertical number of pixels:
3. To get sensor resolution we then multiply X with the corresponding ratio:
Resolution horizontal: X × r
Resolution vertical: X
1. First we need to find the ratio between horizontal and vertical length by dividing the former with the latter (aspect ratio). It's usually 1.33 (4:3) or 1.5 (3:2), but not always.
2. With the ratio (r) known we can calculate the X from the formula below, where X is a vertical number of pixels:
| (X × r) × X = effective megapixels × 1000000 → |
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Resolution horizontal: X × r
Resolution vertical: X
M417 sensor resolution
Sensor width = 5.75 mm
Sensor height = 4.32 mm
Effective megapixels = 5.19
Resolution horizontal: X × r = 1975 × 1.33 = 2627
Resolution vertical: X = 1975
Sensor resolution = 2627 x 1975
Sensor height = 4.32 mm
Effective megapixels = 5.19
| r = 5.75/4.32 = 1.33 |
|
Resolution vertical: X = 1975
Sensor resolution = 2627 x 1975
E337 sensor resolution
Sensor width = 5.75 mm
Sensor height = 4.32 mm
Effective megapixels = 5.00
Resolution horizontal: X × r = 1939 × 1.33 = 2579
Resolution vertical: X = 1939
Sensor resolution = 2579 x 1939
Sensor height = 4.32 mm
Effective megapixels = 5.00
| r = 5.75/4.32 = 1.33 |
|
Resolution vertical: X = 1939
Sensor resolution = 2579 x 1939
Crop factor
Crop factor or focal length multiplier is calculated by dividing the diagonal
of 35 mm film (43.27 mm) with the diagonal of the sensor.
| Crop factor = | 43.27 mm |
| sensor diagonal in mm |
M417 crop factor
Sensor diagonal in mm = 7.19 mm
| Crop factor = | 43.27 | = 6.02 |
| 7.19 |
E337 crop factor
Sensor diagonal in mm = 7.19 mm
| Crop factor = | 43.27 | = 6.02 |
| 7.19 |
35 mm equivalent aperture
Equivalent aperture (in 135 film terms) is calculated by multiplying lens aperture
with crop factor (a.k.a. focal length multiplier).
M417 equivalent aperture
Crop factor = 6.02
Aperture = f2.8 - f4.8
35-mm equivalent aperture = (f2.8 - f4.8) × 6.02 = f16.9 - f28.9
Aperture = f2.8 - f4.8
35-mm equivalent aperture = (f2.8 - f4.8) × 6.02 = f16.9 - f28.9
E337 equivalent aperture
Crop factor = 6.02
Aperture = f4.5
35-mm equivalent aperture = (f4.5) × 6.02 = f27.1
Aperture = f4.5
35-mm equivalent aperture = (f4.5) × 6.02 = f27.1
Enter your screen size (diagonal)
My screen size is
inches
Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a sensor won't be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a sensor won't be shown correctly.