Minox DC 1233 vs. Minox DC 1311

Comparison

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DC 1233 image
vs
DC 1311 image
Minox DC 1233 Minox DC 1311
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Megapixels
12.00
1.30
Max. image resolution
3968 x 2976
1280 x 960

Sensor

Sensor type
CCD
CCD
Sensor size
1/2.33" (~ 6.08 x 4.56 mm)
1/2.7" (~ 5.33 x 4 mm)
Sensor resolution
3995 x 3004
1315 x 989
Diagonal
7.60 mm
6.66 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 »

Actual sensor size

Note: Actual size is set to screen → change »
vs
1.3 : 1
(ratio)
Minox DC 1233 Minox DC 1311
Surface area:
27.72 mm² vs 21.32 mm²
Difference: 6.4 mm² (30%)
DC 1233 sensor is approx. 1.3x bigger than DC 1311 sensor.
Note: You are comparing sensors of very different generations. There is a gap of 10 years between Minox DC 1233 (2011) and Minox DC 1311 (2001). Ten years is a lot of time in terms of technology, meaning newer sensors are overall much more efficient than the older ones.
Pixel pitch
1.52 µm
4.05 µm
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.
Difference: 2.53 µm (166%)
Pixel pitch of DC 1311 is approx. 166% higher than pixel pitch of DC 1233.
Pixel area
2.31 µm²
16.4 µm²
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.
Relative pixel sizes:
vs
Pixel area difference: 14.09 µm² (610%)
A pixel on Minox DC 1311 sensor is approx. 610% bigger than a pixel on Minox DC 1233.
Pixel density
43.17 MP/cm²
6.09 MP/cm²
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.
Difference: 37.08 µm (609%)
Minox DC 1233 has approx. 609% higher pixel density than Minox DC 1311.
To learn about the accuracy of these numbers, click here.



Specs

Minox DC 1233
Minox DC 1311
Crop factor
5.69
6.5
Total megapixels
Effective megapixels
Optical zoom
Yes
No
Digital zoom
Yes
Yes
ISO sensitivity
Auto, 100, 200, 400, 800, 1600
100-400
RAW
Manual focus
Normal focus range
100 cm
Macro focus range
40 cm
Focal length (35mm equiv.)
34 - 102 mm
42 mm
Aperture priority
No
No
Max. aperture
f3 - f5.6
f2.0
Max. aperture (35mm equiv.)
f17.1 - f31.9
f13
Metering
Centre weighted
Centre weighted
Exposure compensation
±2 EV (in 1/3 EV steps)
±2 EV (in 1/3 EV steps)
Shutter priority
No
No
Min. shutter speed
1 sec
1 sec
Max. shutter speed
1/2000 sec
1/500 sec
Built-in flash
External flash
Viewfinder
None
Optical
White balance presets
6
4
Screen size
2.7"
1.8"
Screen resolution
Video capture
Max. video resolution
Storage types
SDHC, Secure Digital
CompactFlash type I
USB
USB 2.0 (480 Mbit/sec)
USB 1.1
HDMI
Wireless
GPS
Battery
2x AA
4x AA
Weight
114 g
269 g
Dimensions
96 x 60.7 x 27.7 mm
105 x 67 x 48 mm
Year
2011
2001




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vs

Diagonal

Diagonal is calculated by the use of Pythagorean theorem:
Diagonal =  w² + h²
where w = sensor width and h = sensor height

Minox DC 1233 diagonal

The diagonal of DC 1233 sensor is not 1/2.33 or 0.43" (10.9 mm) as you might expect, but approximately two thirds of that value - 7.6 mm. If you want to know why, see sensor sizes.

w = 6.08 mm
h = 4.56 mm
Diagonal =  6.08² + 4.56²   = 7.60 mm

Minox DC 1311 diagonal

The diagonal of DC 1311 sensor is not 1/2.7 or 0.37" (9.4 mm) as you might expect, but approximately two thirds of that value - 6.66 mm. If you want to know why, see sensor sizes.

w = 5.33 mm
h = 4.00 mm
Diagonal =  5.33² + 4.00²   = 6.66 mm


Surface area

Surface area is calculated by multiplying the width and the height of a sensor.

DC 1233 sensor area

Width = 6.08 mm
Height = 4.56 mm

Surface area = 6.08 × 4.56 = 27.72 mm²

DC 1311 sensor area

Width = 5.33 mm
Height = 4.00 mm

Surface area = 5.33 × 4.00 = 21.32 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

DC 1233 pixel pitch

Sensor width = 6.08 mm
Sensor resolution width = 3995 pixels
Pixel pitch =   6.08  × 1000  = 1.52 µm
3995

DC 1311 pixel pitch

Sensor width = 5.33 mm
Sensor resolution width = 1315 pixels
Pixel pitch =   5.33  × 1000  = 4.05 µm
1315


Pixel area

The area of one pixel can be calculated by simply squaring the pixel pitch:
Pixel area = pixel pitch²

You could also divide sensor surface area with effective megapixels:
Pixel area =   sensor surface area in mm²
effective megapixels

DC 1233 pixel area

Pixel pitch = 1.52 µm

Pixel area = 1.52² = 2.31 µm²

DC 1311 pixel area

Pixel pitch = 4.05 µm

Pixel area = 4.05² = 16.4 µm²


Pixel density

Pixel density can be calculated with the following 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

DC 1233 pixel density

Sensor resolution width = 3995 pixels
Sensor width = 0.608 cm

Pixel density = (3995 / 0.608)² / 1000000 = 43.17 MP/cm²

DC 1311 pixel density

Sensor resolution width = 1315 pixels
Sensor width = 0.533 cm

Pixel density = (1315 / 0.533)² / 1000000 = 6.09 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:
(X × r) × X = effective megapixels × 1000000    →   
X =  effective megapixels × 1000000
r
3. To get sensor resolution we then multiply X with the corresponding ratio:

Resolution horizontal: X × r
Resolution vertical: X

DC 1233 sensor resolution

Sensor width = 6.08 mm
Sensor height = 4.56 mm
Effective megapixels = 12.00
r = 6.08/4.56 = 1.33
X =  12.00 × 1000000  = 3004
1.33
Resolution horizontal: X × r = 3004 × 1.33 = 3995
Resolution vertical: X = 3004

Sensor resolution = 3995 x 3004

DC 1311 sensor resolution

Sensor width = 5.33 mm
Sensor height = 4.00 mm
Effective megapixels = 1.30
r = 5.33/4.00 = 1.33
X =  1.30 × 1000000  = 989
1.33
Resolution horizontal: X × r = 989 × 1.33 = 1315
Resolution vertical: X = 989

Sensor resolution = 1315 x 989


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


DC 1233 crop factor

Sensor diagonal in mm = 7.60 mm
Crop factor =   43.27  = 5.69
7.60

DC 1311 crop factor

Sensor diagonal in mm = 6.66 mm
Crop factor =   43.27  = 6.5
6.66

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).

DC 1233 equivalent aperture

Crop factor = 5.69
Aperture = f3 - f5.6

35-mm equivalent aperture = (f3 - f5.6) × 5.69 = f17.1 - f31.9

DC 1311 equivalent aperture

Crop factor = 6.5
Aperture = f2.0

35-mm equivalent aperture = (f2.0) × 6.5 = f13

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