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The following chart can be used as a guide to help you decide what resolution camera you should purchase

Digital Camera Resolution Chart

Capture Resolution

Video Display*

Print Size***

2x3"

4x5"/4x6"

5x7"

8x10"

11x14"

16x20"

20x30"

320x240

Acceptable

Good

Acceptable

Poor

Poor

Poor

Poor

Poor

640x480 - 0.3 Megapixel

Good

Excellent

Good

Poor

Poor

Poor

Poor

Poor

800x600

Excellent

Photo Quality

Very Good

Acceptable

Poor

Poor

Poor

Poor

1024x768

Excellent

Photo Quality

Excellent

Good

Acceptable

Poor

Poor

Poor

1280x960 - 1 Megapixel

Excellent

Photo Quality

Photo Quality

Very Good

Good

Poor

Poor

Poor

1536x1180

Excellent**

Photo Quality

Photo Quality

Excellent

Very Good

Acceptable

poor

poor

1600x1200 - 2 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Very Good

Acceptable

Acceptable

Poor

2048x1536 - 3 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Excellent

Good

Acceptable

Acceptable

2240x1680 - 4 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Very Good

Good

Acceptable

2560x1920 - 5 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Excellent

Very Good

Very Good

3032x2008 - 6 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Excellent

Very Good

3072x2304 - 7 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Excellent

Excellent

3264x2448 - 8 Megapixel

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Excellent

10 Megapixel +

Excellent**

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality

Photo Quality


Poor

Noticeably Grainy (pixelated)

Acceptable

Obviously not a real photo, but some details are visible

Good

Can tell it is not a photo but most details are discernable

Very Good

Can tell it is not a photo at normal distance, but good enough for many uses

Excellent

Difficult to tell from real photo at normal viewing distance

Photo Quality

On a photo-quality printer, the human eye should not be able to tell the difference at a normal viewing distance

* Either television or computer display (e.g. Web Page)
** Will produce an excessively large file size that would be inappropriate for web applications
*** Using a typical Photo Quality Desktop printer