Table 17. Battery specifications (continued)
Description Values
Battery operating time Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Battery charging time (approximate)
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 www.dell.com.
● Standard charge, 0°C to 50°C (32°F to 122°F): 4 hours
● ExpressCharge, 0°C to 15°C (32°F to 59°F): 4 hours
● ExpressCharge, 16°C to 45°C (60.80°F to 113°F): 2 hours
● ExpressCharge, 46°C to 50°C (114.80°F to 122°F): 3 hours
NOTE: Control the charging time, duration, start and end
time, and so on, using the Dell Power Manager application.
For more information about the Dell Power Manager, see, Me
and My Dell on www.dell.com/.
Coin-cell battery
Not supported
CAUTION: Operating and storage temperature ranges may differ among components, so operating or storing
the device outside these ranges may impact the performance of specific components.
Display
The following table lists the display specifications of your XPS 17 9720.
Table 18. Display specifications
Description Option one Option two
Display type
Full High Definition Plus (FHD+) Ultra High Definition Plus (UHD+)
Display-panel technology
Wide Viewing Angle (WVA) with Low
Blue Light
Wide Viewing Angle (WVA) with Low Blue
Light
Display-panel dimensions (active area):
Height
366.34 mm (14.42 in.) 366.34 mm (14.42 in.)
Width
228.96 mm (9.01 in.) 228.96 mm (9.01 in.)
Diagonal
432.00 mm (17 in.) 432.00 mm (17 in.)
Display-panel native resolution
1920 x 1200 3840 x 2400
Luminance (typical)
500 nits 500 nits
Megapixels
2.3 9.2
Color gamut
sRGB 100% min Adobe 100% min; DCI-P3 99% typ, 95%
min
Pixels Per Inch (PPI)
133 266
Contrast ratio (min.)
1650:1 typical 1600:1 typical
Response time (max.)
35 ms 35 ms
Refresh rate
60 Hz 60 Hz
Horizontal view angle
+/- 85 degrees typical +/- 85 degrees typical
18 Specifications of XPS 17 9720