Nikon Coolpix W150 vs. Nikon Coolpix A10
Comparison
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| Nikon Coolpix W150 | Nikon Coolpix A10 | ||||
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Megapixels
13.20
16.10
Max. image resolution
4160 x 3120
4608 x 3456
Sensor
Sensor type
CMOS
CCD
Sensor size
1/3" (~ 4.8 x 3.6 mm)
1/2.3" (~ 6.16 x 4.62 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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| Nikon Coolpix W150 | Nikon Coolpix A10 | |
Surface area:
| 17.28 mm² | vs | 28.46 mm² |
Difference: 11.18 mm² (65%)
A10 sensor is approx. 1.65x bigger than W150 sensor.
Note: You are comparing cameras of different generations.
There is a 3 year gap between Nikon W150 (2019) and Nikon A10 (2016).
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: 0.45 µm² (34%)
A pixel on Nikon A10 sensor is approx. 34% bigger than a pixel on Nikon W150.
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
Nikon W150
Nikon A10
Total megapixels
14.17
16.44
Effective megapixels
13.20
16.10
Optical zoom
3x
5x
Digital zoom
Yes
Yes
ISO sensitivity
Auto, 125-1600
Auto, 80-1600
RAW
Manual focus
Normal focus range
5 cm
50 cm
Macro focus range
10 cm
Focal length (35mm equiv.)
30 - 90 mm
26 - 130 mm
Aperture priority
No
No
Max. aperture
f3.3 - f5.9
f3.2 - f6.5
Metering
Multi, Center-weighted, Spot
Multi, Center-weighted
Exposure compensation
±2 EV (in 1/3 EV steps)
Shutter priority
No
No
Min. shutter speed
1 sec
4 sec
Max. shutter speed
1/2000 sec
1/2000 sec
Built-in flash
External flash
Viewfinder
None
None
White balance presets
5
Screen size
2.7"
2.7"
Screen resolution
230,000 dots
230,000 dots
Video capture
Max. video resolution
1920x1080 (30p)
1280x720 (30p)
Storage types
SD/SDHC/SDXC
SD/SDHC/SDXC
USB
USB 2.0 (480 Mbit/sec)
USB 2.0 (480 Mbit/sec)
HDMI
Wireless
GPS
Battery
EN-EL19 lithium-ion battery
2 AA-size batteries
Weight
177 g
160 g
Dimensions
109.5 x 67 x 38 mm
96.4 x 59.4 x 28.9 mm
Year
2019
2016
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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 |
Nikon W150 diagonal
The diagonal of W150 sensor is not 1/3 or 0.33" (8.5 mm) as you might expect, but approximately two thirds of
that value - 6 mm. If you want to know why, see
sensor sizes.
w = 4.80 mm
h = 3.60 mm
w = 4.80 mm
h = 3.60 mm
| Diagonal = √ | 4.80² + 3.60² | = 6.00 mm |
Nikon A10 diagonal
The diagonal of A10 sensor is not 1/2.3 or 0.43" (11 mm) as you might expect, but approximately two thirds of
that value - 7.7 mm. If you want to know why, see
sensor sizes.
w = 6.16 mm
h = 4.62 mm
w = 6.16 mm
h = 4.62 mm
| Diagonal = √ | 6.16² + 4.62² | = 7.70 mm |
Surface area
Surface area is calculated by multiplying the width and the height of a sensor.
W150 sensor area
Width = 4.80 mm
Height = 3.60 mm
Surface area = 4.80 × 3.60 = 17.28 mm²
Height = 3.60 mm
Surface area = 4.80 × 3.60 = 17.28 mm²
A10 sensor area
Width = 6.16 mm
Height = 4.62 mm
Surface area = 6.16 × 4.62 = 28.46 mm²
Height = 4.62 mm
Surface area = 6.16 × 4.62 = 28.46 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 |
W150 pixel pitch
Sensor width = 4.80 mm
Sensor resolution width = 4190 pixels
Sensor resolution width = 4190 pixels
| Pixel pitch = | 4.80 | × 1000 | = 1.15 µm |
| 4190 |
A10 pixel pitch
Sensor width = 6.16 mm
Sensor resolution width = 4627 pixels
Sensor resolution width = 4627 pixels
| Pixel pitch = | 6.16 | × 1000 | = 1.33 µm |
| 4627 |
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 |
W150 pixel area
Pixel pitch = 1.15 µm
Pixel area = 1.15² = 1.32 µm²
Pixel area = 1.15² = 1.32 µm²
A10 pixel area
Pixel pitch = 1.33 µm
Pixel area = 1.33² = 1.77 µm²
Pixel area = 1.33² = 1.77 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 |
W150 pixel density
Sensor resolution width = 4190 pixels
Sensor width = 0.48 cm
Pixel density = (4190 / 0.48)² / 1000000 = 76.2 MP/cm²
Sensor width = 0.48 cm
Pixel density = (4190 / 0.48)² / 1000000 = 76.2 MP/cm²
A10 pixel density
Sensor resolution width = 4627 pixels
Sensor width = 0.616 cm
Pixel density = (4627 / 0.616)² / 1000000 = 56.42 MP/cm²
Sensor width = 0.616 cm
Pixel density = (4627 / 0.616)² / 1000000 = 56.42 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 → |
|
Resolution horizontal: X × r
Resolution vertical: X
W150 sensor resolution
Sensor width = 4.80 mm
Sensor height = 3.60 mm
Effective megapixels = 13.20
Resolution horizontal: X × r = 3150 × 1.33 = 4190
Resolution vertical: X = 3150
Sensor resolution = 4190 x 3150
Sensor height = 3.60 mm
Effective megapixels = 13.20
| r = 4.80/3.60 = 1.33 |
|
Resolution vertical: X = 3150
Sensor resolution = 4190 x 3150
A10 sensor resolution
Sensor width = 6.16 mm
Sensor height = 4.62 mm
Effective megapixels = 16.10
Resolution horizontal: X × r = 3479 × 1.33 = 4627
Resolution vertical: X = 3479
Sensor resolution = 4627 x 3479
Sensor height = 4.62 mm
Effective megapixels = 16.10
| r = 6.16/4.62 = 1.33 |
|
Resolution vertical: X = 3479
Sensor resolution = 4627 x 3479
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 |
W150 crop factor
Sensor diagonal in mm = 6.00 mm
| Crop factor = | 43.27 | = 7.21 |
| 6.00 |
A10 crop factor
Sensor diagonal in mm = 7.70 mm
| Crop factor = | 43.27 | = 5.62 |
| 7.70 |
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).
W150 equivalent aperture
Crop factor = 7.21
Aperture = f3.3 - f5.9
35-mm equivalent aperture = (f3.3 - f5.9) × 7.21 = f23.8 - f42.5
Aperture = f3.3 - f5.9
35-mm equivalent aperture = (f3.3 - f5.9) × 7.21 = f23.8 - f42.5
A10 equivalent aperture
Crop factor = 5.62
Aperture = f3.2 - f6.5
35-mm equivalent aperture = (f3.2 - f6.5) × 5.62 = f18 - f36.5
Aperture = f3.2 - f6.5
35-mm equivalent aperture = (f3.2 - f6.5) × 5.62 = f18 - f36.5
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