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Table 16. Battery specifications(continued)
Description Values
Charging time (approximate)
4 hours (when the computer is off)
NOTE: Control the charging time, duration, start and
end time, and so on using the Dell Power Manager
application. For more information on the Dell Power
Manager see,
Me and My Dell
on https://www.dell.com/
Life span (approximate) 300 discharge/charge cycles
Coin-cell battery
ML1220
Operating time Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Display
Table 17. Display specifications
Decsription Values
Type
Full High Definition (FHD) Full High Definition (FHD) Ultra High Definition (UHD)
Panel technology
Wide Viewing Angle (WVA) Wide Viewing Angle (WVA) Wide Viewing Angle (WVA)
Luminance (typical)
400 nits 400 nits 400 nits
Dimensions (active area):
Height
165.24 mm (6.51 in.) 165.24 mm (6.51 in.) 165.24 mm (6.51 in.)
Width
293.76 mm (11.57 in.) 293.76 mm (11.57 in.) 293.76 mm (11.57 in.)
Diagonal
337.82 mm (13.30 in.) 337.82 mm (13.30 in.) 337.82 mm (13.30 in.)
Native resolution
1920 x 1080 1920 x 1080 3840 x 2160
Megapixels
2.07 2.07 8.29
Pixels per inch (PPI)
166 166 331
Contrast ratio (min)
1000:1 1000:1 1000:1
Response time (max)
30 ms 30 ms 30 ms
Refresh rate
60 Hz 60 Hz 60 Hz
Horizontal view angle
89 89 89
Vertical view angle
89 89 89
Pixel pitch
0.15 mm 0.15 mm 0.08 mm
Power consumption
(maximum)
2.9 W 2.9 W 5.41 W
Anti-glare vs Anti-reflective
Anti-reflective Anti-glare Anti-reflective
Touch options
Yes No Yes
16 Specifications of XPS 13 7390
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