Compare models
Spec
Dell Alienware M15 R7
Dell Alienware m15 R4
Dell Alienware x15 R2
Dell Alienware m15 R6
Summary
LB Score
83
★
72
72
81
Value
69
74
62
85
★
Price
$1,111
$590
$737
$590
Use class
Premium Gaming
Mid Gaming
Mid Gaming
Mid Gaming
Screen
Diagonal
15.6
15.6
15.6
15.6
Resolution
2560x1440
1920x1080
1920x1080
1920x1080
Panel type
ips
ips
ips
ips
Brightness
—
—
—
—
Screen quality
58
★
50
50
50
Processor & graphics
CPU score
80
★
65
60
74
GPU type
dGPU
dGPU
dGPU
dGPU
GPU score
83
83
83
83
GPU rating
36%
36%
36%
36%
Memory
RAM (max)
64 GB
32 GB
32 GB
64 GB
RAM type
DDR5
DDR4
LPDDR5
DDR4
Storage
Storage (bus)
PCI-E Gen 4.0 (4x)
PCI-E Gen 3.0 (4x)
PCI-E Gen 4.0 (4x)
PCI-E Gen 4.0 (4x)
Battery
Capacity (Wh)
56.0 Wh
86.0 Wh
87.0 Wh
★
56.0 Wh
Autonomy (est.)
1.9 h
3.0 h
3.0 h
1.9 h
Chassis
Weight
2.60 kg
2.11 kg
★
2.27 kg
2.42 kg
Type
Gaming
Gaming
Gaming
Gaming
Release year
2022
2021
2022
2021
Verdict
Best overall: Dell Alienware M15 R7 · wins 11 of 18 parameter rows
Why Dell Alienware M15 R7 over Dell Alienware x15 R2
- 3D/Video: 95 vs 62 (+33)
- Engineering CAD: 95 vs 62 (+33)
- CPU/GPU balance: 0.97 vs 0.72 (+0.2)