Dell Alienware m15 R4, Setup And Specifications

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Table 16. Battery specifications (continued)
Description Values
Temperature range:
Operating
0°C to 60°C (32°F to 140°F)
Storage
-20°C to 60°C (-4°F to 140°F)
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 .
3 hours (when the computer is off)
Coin-cell battery
Not supported
Display
The following table lists the display specifications of your Alienware m15 R4.
Table 17. Display specifications
Description Option one Option two Option three
Display type
15.6-inch Full High Definition
(FHD)
15.6-inch Full High Definition
(FHD)
15.6-inch Ultra High
Definition (UHD)
Display-panel technology
Wide-Viewing Angle (WVA) Wide-Viewing Angle (WVA) Organic Light-Emitting Diode
(OLED)
Display-panel dimensions
(active area):
Height
193.59 mm (7.62 in.) 193.59 mm (7.62 in.) 193.62 mm (7.62 in.)
Width
344.16 mm (13.55 in.) 344.16 mm (13.55 in.) 344.22 mm (13.55 in.)
Diagonal
394.87 mm (15.55 in.) 394.87 mm (15.55 in.) 394.94 mm (15.55 in.)
Display-panel native resolution 1920 x 1080
1920 x 1080 3840 x 2160
Luminance (typical)
300 nits 300 nits 400 nits
Megapixels
2.07 2.07 8.29
Color gamut
100% (sRGB) 100% (sRGB) 100% (DCI-P3)
Pixels Per Inch (PPI)
141 141 282
Contrast ratio (typ)
1000:1 1000:1 100,000:1
Response time (max)
7 ms 3 ms 1 ms
Refresh rate
144 Hz 300 Hz 60 Hz
Horizontal view angle
+/- 85 degrees +/- 85 degrees +/- 85 degrees
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