Perceived Image Quality on Mobile Phones with Different Screen Resolution

Table 6

Comparison between perceived image quality for 1440P, 1080P, and 720P images on P4, P5, P6, P7, and P8.

Quality level	Test devices	1440P				1080P				720P
		ΔPQ ≥ 0; (%)	Mean; ΔPQ	ΔPQ < 0; (%)	Mean; ΔPQ	ΔPQ ≥ 0; (%)	Mean; ΔPQ	ΔPQ < 0; (%)	Mean; ΔPQ	ΔPQ ≥ 0; (%)	Mean; ΔPQ	ΔPQ < 0; (%)	Mean; ΔPQ
	P4, P5	90%	0.16	10%	−0.04	80%	0.22	20%	−0.09	30%	0.03	70%	−0.13
	P5, P6	80%	0.05	20%	−0.11	50%	0.15	50%	−0.17	40%	0.11	60%	−0.19
	P7, P8	60%	0.11	40%	−0.07	80%	0.11	20%	−0.15	50%	0.09	50%	−0.07
	P4, P5	80%	0.11	20%	−0.09	80%	0.21	20%	−0.13	30%	0.08	70%	−0.19
	P5, P6	60%	0.12	40%	−0.16	40%	0.12	60%	−0.11	70%	0.08	30%	−0.21
	P7, P8	40%	0.16	60%	−0.12	40%	0.13	60%	−0.22	50%	0.14	50%	−0.13
	P4, P5	70%	0.13	30%	−0.10	80%	0.16	20%	−0.05	30%	0.06	70%	−0.13
	P5, P6	70%	0.15	30%	−0.2	60%	0.12	40%	−0.17	80%	0.06	20%	−0.19
	P7, P8	50%	0.13	50%	−0.15	50%	0.08	50%	−0.19	70%	0.04	30%	−0.20

P4 (720P, 5.1 inches), P5 (1080P, 5.1 inches), P6 (Quad HD, 5.1 inches), P7 (1080P, 5.5 inches), and P8 (Quad HD, 5.5 inches).