What is the best resolution for my photos, wall fine art and posters?
(Come across below for Aspect Ratios of each print and poster.)

Higher resolution photos are clearer and contain more detail.

Digital prototype resolution is expressed as pixels (or dots) across by pixels downwardly, such as 640 10 480, significant 640 pixels across by 480 pixels down. The best printable resolution is 300 dots per inch.

Extremely low resolution volition look "blocky" or pixelated . Imagine simply 4 dots per inch: you would run across iv colored squares instead of a movie. When there are many pixels, your mind blends the tiny blocks together to form an image.

The digital camera is the most of import factor in determining quality of digital images. The greater the number of pixels (up to 300 per inch), the higher the quality of the digital image. Some depression-price cameras give a set number of pixels and shoot merely ane resolution. Higher-priced cameras offer a pixel range, which enables you to select the all-time resolution for the size image you want.

Not all photos require high pixels per inch. For instance, you are likely to stand up dorsum from a affiche, and your center volition blend the pixels together, so 90 pixels per inch is the minimum recommended resolution for posters. The field of study matter can also be important: for example, if you are printing a picture of a oversupply of faces or a group shot, and you want to recognize faces in the crowd, you will need a higher pixel count to ensure that each tiny face has a enough visual data.

Use the following chart as a guide for determining the best resolution for diverse print sizes.  Note that the 4xD (Digital)size is the same ratio every bit nigh digital cameras -- 1.333 (1200 ten 1600 dots) -- so no cropping is required when printing these photos. The 18x24 and 30x40also take the same ane.33 ratio and require no cropping for most digital cameras.

Size Borderline:
150 res 		Better:
180 res 		Good:
200 res 		Best:
300 res 		Attribute
Ratio (L/South)
Wallets (2"x3") 300 x 450 360 x 540 640 10 480 600 x 900

1.50
3.five 10 v 525 x 750 630 x 900 700 x 1000 1050 ten 1500

i.43
four 10 D (4 10 5.33) 600 x 800 720 x 960 800 ten 1066 1200 x 1600

1.33
iv x 6 600 x 900 720 10 1000 800 x 1200 1200 ten 1800

i.50
5 10 seven 750 10 1050 900 x 1260 1000 ten 1400 1500 x 2100

1.40
8 x ten 1200 x 1500 1200 x 1500 1600 x 2000 2400 x 3000

ane.25






Posters Borderline:
90 res 		Ameliorate:
150 res 		Good:
180 res

Best:
300 res*

Aspect

Ratio (L/S)

11 x fourteen 990 x 1260 1650 x 2100 1980 x 2520 3300 ten 4200

1.27
12 x 18 1080 x 1620 1800 10 2700 2160 ten 3240 3600 x 5400 i.fifty
16 x twenty 1440 x 1800 2400 ten 3000 2880 x 3600 4800 x 6000* 1.25
16 x 24 1440 x 2160 2400 10 3600 2880 10 4320 4000 x 6000* 1.50
eighteen ten 24 1620 ten 2160 2700 x 3600 3240 x 4320 4500 ten 6000* 1.33
20 x 20 1800 ten 1800 3000 x 3000 3600 x 3600 6000 ten 6000* 1.00
20 x 24 1800 x 2160 3000 x 3600 3600 x 4320 5000 x 6000* 1.xx
20 x xxx 1800 10 2700 3000 x 4500 3200 ten 4800* 4000 ten 6000* 1.50
24 ten 36 2160 10 3240 3200 x 4800* 3200 x 4800* 4000 x 6000* i.fifty
thirty ten 40 2700 x 3600 3600 x 4800* 3600 ten 4800* 4500 x 6000* 1.33
* The longest side of any uploaded image is a maximum of 6000dots. When the longest side is 6000, the other side is calculated to have the aforementioned number of pixels per inch.

What is the all-time resolution for a large poster or framed impress?
The largest prototype that dotphoto uploads is 36 megapixels or 6000 x 6000 dots, so, if possible, you want the longest side to be 6000 dots and the shorter side to exist proportional. For instance, if you want a print that is 42" x 30", the best possible image would be 6000 x 4286. The image must also exist 30MB or less; if the original is more than 30MB, try saving as a JPG or adjusting the JPG compressions.

How tin can I see the size of my images in dotphoto?

  1. Tap the anthology you want to inspect.
  2. Tap the Organize menu on the left.
  3. Tap the Edit Titles card. Yous will meet the Width and the Height in pixels of each photo in the album.