Description Option 1 Option 2
Battery voltage
11.40 VDC 11.40 VDC
Battery weight (maximum)
0.26 kg (0.57 lb) 0.34 kg (0.75 lb)
Battery dimensions:
Height
77.70 mm (3.06 in.) 77.70 mm (3.06 in.)
Width
295.20 mm (11.62 in.) 295.20 mm (11.62 in.)
Depth
7.56 mm (0.30 in.) 7.56 mm (0.30 in.)
Temperature range:
Operating
0°C to 60°C (32°F to 140°F) 0°C to 60°C (32°F to 140°F)
Storage
-20°C to 60°C (-4°F to 140°F) -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.
Varies depending on operating
conditions and can significantly
reduce under certain power-intensive
conditions.
Battery charging time (approximate)
3 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 www.dell.com/
3 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 www.dell.com/
Battery life span (approximate) 300 discharge/charge cycles 300 discharge/charge cycles
Coin-cell battery
Not supported Not supported
Display
The following table lists the display specifications of your Alienware m15 R3.
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
1920x1080 1920x1080 3840x2160
Luminance (typical)
300 nits 300 nits 400 nits
15