24 vs 34 Inch Monitor: Size Comparison to Scale

A 34-inch monitor has 67% more screen area than a 24-inch one. Side by side, that's 26.5 cm more width and 3.5 cm more height. The picture below shows both screens in true relative scale.

53.1 cm79.7 cm29.9 cm33.3 cmΔS = +67%

Both screens drawn to the same scale, aligned at the bottom-left corner.

Parameter24″ cm24″ in34″ cm34″ inΔ
Width53.1 cm20.9 in79.7 cm31.4 in+50%
Height29.9 cm11.8 in33.3 cm13.1 in+12%
Area1588 cm²246 in²2656 cm²412 in²+67%
PPI91.8 PPI1920×1080109.7 PPI3440×1440+19%

The difference in numbers

The 34″ screen is 26.5 cm wider (+50%) and 3.5 cm taller (+12%) than the 24″ screen. You would need about 1.7 screens of 24″ to cover the area of one 34″ screen.

Recommended viewing distance

24″: 0.73 m – 0.99 m (2.4 ft – 3.3 ft)
34″: 1.09 m – 1.49 m (3.6 ft – 4.9 ft)

Customize this comparison →

Questions about 24″ vs 34″

How much wider is a 34″ screen?

A 34″ screen is 26.5 cm wider than a 24″ one at this aspect ratio.

What viewing distance do I need for 34″?

For a 34″ screen the recommended viewing distance is about 1.09 m – 1.49 m (3.6 ft – 4.9 ft).

Are these numbers exact?

They're calculated directly from the diagonal and aspect ratio using standard geometry, so they're exact for that ratio — real panels can vary by a few millimetres.