MacBook Air 15 (M4, Early 2025) vs Dell Alienware X15 (R1, Mid 2021)
MacBook Air 15
(M4, Early 2025)
$1,199
Dell Alienware X15
(R1, Mid 2021)
$3,100
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Base Price (MSRP)
$1,199
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Base Price (MSRP)
$3,100
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CPU
M4 (10C10G-FL)
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CPU
Core i7-11800H
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GPU
10-Core M4-FL
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GPU
GeForce RTX 3080 Laptop 90W
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Memory
16GB
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Memory
16GB
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Storage
256GB
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Storage
1TB
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Display
15.3" LCD IPS 2880×1864
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Display
15.6" LCD IPS 1920×1080
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N/A
0%
3.76 TFLOPS FP32
8%
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116 FPS 1080p
97%
16.77 TFLOPS FP32
34%
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16GB
LPDDR5X-7500
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16GB
DDR4-3200
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56 Tabs
11%
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56 Tabs
11%
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256GB
Soldered
PCIe 3.0 x4
Up to 1.4GB/s
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1TB
M.2-2280-M-S3
PCIe 3.0 x4
Up to 3.4GB/s
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442 min 4K Video
11%
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1,978 min 4K Video
49%
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No Optical Drive
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No Optical Drive
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15.3"
LCD IPS
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15.6"
LCD IPS
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Area
106.8 in² (688.9 cm²)
15.5:10 Aspect Ratio
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Area
104 in² (670.9 cm²)
16:9 Aspect Ratio
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Brightness
500 Nits
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Brightness
350 Nits
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Refresh Rate
60Hz
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Refresh Rate
165Hz
Variable
G-Sync
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Response Time
33ms GtG
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Response Time
3ms GtG
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Resolution
2880×1864
5.4 Million Pixels
224 PPI
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Resolution
1920×1080
2.1 Million Pixels
141 PPI
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LED Backlight
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1,700:1 Contrast
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LED Backlight
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1,000:1 Contrast
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Viewing Angles
178° Horizontal
178° Vertical
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Viewing Angles
178° Horizontal
178° Vertical
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Colour Depth
10-bit
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Colour Depth
8-bit
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Coverage
100% sRGB
99% DCI-P3
88% Adobe RGB
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Coverage
100% sRGB
67% DCI-P3
70% Adobe RGB
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Accuracy
dE 1.3 Avg
dE 2.7 Max
dE 2.00 Greyscale
2.25 Gamma
6860K
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Accuracy
dE 2.8 Avg
dE 4.9 Max
dE 2.50 Greyscale
2.11 Gamma
6200K
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Coating
Glossy Anti-Reflective
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Coating
Matte
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1080p
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720p
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78 Keys
Scissor Switch
White Backlight
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Scissor Switch
1.50mm
RGB Backlight
Per Key Lighting
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Force Touch Trackpad
Glass Surface
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Multi-Touch Clickpad Trackpad
Glass Surface
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Not Included
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Not Included
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Not Included
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Not Included
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Fingerprint
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Facial
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6
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2
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3
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2
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No Cellular
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No Cellular
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Wi-Fi 6E (802.11ax)
2 Stream
Up to 2400Mbps
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Wi-Fi 6E (802.11ax)
2 Stream
Up to 2400Mbps
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Bluetooth 5.3
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Bluetooth 5.2
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No Sensors
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No Sensors
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Integrated Chipset
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Integrated Chipset
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Data
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2x Thunderbolt 4 (40Gbps)
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Data
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1x USB 3.0 (5Gbps)
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1x USB-C 3.1 (10Gbps) + DP + PD
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1x Thunderbolt 4 (40Gbps)
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Network
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1x Ethernet (2.5Gbps)
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Video
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1x HDMI 2.1
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Audio
1x Audio Jack
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Audio
1x Audio Jack
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Card
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1x micro SDXC Card UHS-II
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Power
MagSafe 3
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Power
DC 7.4x5mm
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External
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External
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35W
20.00V
1.75A
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240W
19.50V
12.30A
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USB-PD
3.00A 5V (15W)
3.00A 9V (27W)
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2.33A 15V (34.95W)
1.75A 20V (35W)
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2x USB-C
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Removable Cable
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DC 7.4x5mm
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2.0M (7 ft) Cable
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66.5Wh
5833mAh
11.40V
Lithium-Ion Polymer
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87Wh
7632mAh
11.40V
Lithium-Ion
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Up to 16 Hours
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Up to 6 Hours
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Charge Time
30 min 50%
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50 min 80%
90 min 100%
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macOS 15 Sequoia
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Windows
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Build Material
Aluminum
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Build Material
Plastic
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Cooler
4x Fans
Vapour Chamber
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Display Side Boarder Size
3.5mm
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Display Side Boarder Size
7.5mm
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Height
11.5 mm (0.5 in)
Width
340.4 mm (13.4 in)
Depth
237.6 mm (9.4 in)
Volume
0.93 L
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Height
16.3 mm (0.6 in)
Width
359.7 mm (14.2 in)
Depth
277.3 mm (10.9 in)
Volume
1.63 L
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Weight
1.51 kg (3.3 lb)
Weight + Charger
1.61 kg
(3.6 lb)
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Weight
2.36 kg (5.2 lb)
Weight + Charger
3.14 kg
(6.9 lb)
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CPU
Not Upgradable
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CPU
Not Upgradable
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GPU
Not Upgradable
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GPU
Not Upgradable
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Memory
Not Upgradable
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Memory
Not Upgradable
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Storage
Not Upgradable
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Storage
Upgradable
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Wi-Fi
Not Upgradable
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Wi-Fi
Upgradable
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Motherboard
Not Upgradable
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Motherboard
Not Upgradable
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Power Supply
Upgradable
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Power Supply
Upgradable
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Storage Slots
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1x M.2 2280 PCIe 3.0 x4
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1x M.2 2280 PCIe 4.0 x4
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R1
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