Alienware X15 R1 vs. Alienware M15 R6: Full specs comparison

We thoroughly analyzed technical specifications for Alienware X15 R1 and Alienware M15 R6 models, including CPU, memory, storage, battery life, display quality, and other features.

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Alienware X15 R1 image

Alienware X15 R1

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Alienware M15 R6 image

Alienware M15 R6

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Alienware X15 R1 Pros

Reasons that Alienware X15 R1 is better than Alienware M15 R6.

About 16% lighter

Alienware X15 R1 weighed 5 pounds, 16% lighter than the 5.93 pounds Alienware M15 R6.

WeightAlienware X15 R1Alienware M15 R6
Pound
5 lbs.
5.93 lbs.
Kilogram
2.27 kg
2.69 kg

Alienware M15 R6 Pros

Reasons that Alienware M15 R6 is better than Alienware X15 R1.

Supports larger memory

Alienware M15 R6 supports a larger memory capacity than the Alienware X15 R1. It supports up to 64GB versus 32GB of system memory on the Alienware X15 R1.

Max system memory size
Alienware M15 R6
64 GB
Alienware X15 R1
32 GB
Supports faster memory

Alienware M15 R6 supports a faster memory speed than the Alienware X15 R1. It supports up to 3466MHz versus 3200MHz of system memory on the Alienware X15 R1.

Memory type and speed
Alienware M15 R6 - DDR4 XMP
3,466 MHz
Alienware X15 R1 - DDR4
3,200 MHz
Upgradable memory

Alienware M15 R6 comes with two SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Alienware X15 R1 since it has onboard memory.

MemoryAlienware X15 R1Alienware M15 R6
Slots
Onboard
x2
TypeDDR4DDR4 XMP

Prices

Here are the latest price updates and offers for both devices.

Alienware X15 Price
Alienware X15 R2 Gaming Laptop - 15.6-inch FHD 360Hz 1ms Display, Intel Core i7-12700H, 16GB RAM, 512GB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, USB-C, WiFi 6, Bluetooth, Windows 11 Home - White
 Alienware X15 R2 Gaming Laptop - 15.6-inch FHD 360Hz 1ms Display, Intel Core i7-12700H, 16GB RAM, 512GB SSD, NVIDIA GeForce RTX 3070Ti 8GB GDDR6, USB-C, WiFi 6, Bluetooth, Windows 11 Home - White
By Alienware
$1,650.15
$1,999.97 17% OFF
See at Amazon
Alienware X15R1 Gaming Laptop - 15.6-inch FHD (1920x1080) 360Hz 1ms Display, Intel Core i7-11800H Processor, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 DDR6 Graphics, Windows 11 Home- Lunar Light
 Alienware X15R1 Gaming Laptop - 15.6-inch FHD (1920x1080) 360Hz 1ms Display, Intel Core i7-11800H Processor, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 DDR6 Graphics, Windows 11 Home- Lunar Light
By Alienware
$1,771.99
$1,899.97 7% OFF
See at Amazon
Dell Alienware X15 R2 Gaming Laptop (2022) | 15.6" QHD | Core i7 - 1TB SSD - 16GB RAM - 3070 Ti | 14 Cores @ 4.7 GHz - 12th Gen CPU - 8GB GDDR5 Win 11 Home (Renewed)
 Dell Alienware X15 R2 Gaming Laptop (2022) | 15.6" QHD | Core i7 - 1TB SSD - 16GB RAM - 3070 Ti | 14 Cores @ 4.7 GHz - 12th Gen CPU - 8GB GDDR5 Win 11 Home (Renewed)
By Dell
$1,314.99
See at Amazon
Alienware M15 R6 Price
Alienware M15 R6 Gaming Laptop - 15.6-inch FHD (1920 x 1080) 1ms 360Hz Display, Intel Core i7-11800H, 32GB DDR4 RAM, 1TB SSD, NVIDIA RTX 3070 8GB Graphics, Windows 11 Home - Black
 Alienware M15 R6 Gaming Laptop - 15.6-inch FHD (1920 x 1080) 1ms 360Hz Display, Intel Core i7-11800H, 32GB DDR4 RAM, 1TB SSD, NVIDIA RTX 3070 8GB Graphics, Windows 11 Home - Black
By Alienware
$2,599.00
See at Amazon
Alienware M15 R6 VR Ready Gaming Laptop - 15.6 inch QHD Display, 240Hz Refresh Rate, Intel Core i7-11800H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce RTX 3070 8GB GDDR6, Windows 11- Black
 Alienware M15 R6 VR Ready Gaming Laptop - 15.6 inch QHD Display, 240Hz Refresh Rate, Intel Core i7-11800H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce RTX 3070 8GB GDDR6, Windows 11- Black
By Alienware
$1,879.99
See at Amazon
Alienware M15 R6 Gaming Laptop, 15.6 inch QHD 240Hz Display, Intel Core i7-11800H, 32GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3080 8GB GDDR6, Windows 11 Home, Dark Side of The Moon
 Alienware M15 R6 Gaming Laptop, 15.6 inch QHD 240Hz Display, Intel Core i7-11800H, 32GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3080 8GB GDDR6, Windows 11 Home, Dark Side of The Moon
By Alienware
$2,699.00
See at Amazon

Specs Comparison

Availability

Alienware X15 R1Alienware M15 R6
Released20212021
Release DateAvailable on June 1, 2021Announced on May 11, 2021
Pricing
  • $1,999.99
    i7-11800H 16GB 256GB RTX 3060 FHD 165Hz
  • $2,379.99
    i7-11800H 16GB 512GB RTX 3070 FHD 165Hz
  • $2,629.99
    i7-11800H 32GB 1TB RTX 3070 FHD 165Hz
  • $2,929.99
    i9-11900H 32GB 1TB RTX 3070 FHD 360Hz
  • $1,299.99
    i7-11800H 8GB 256GB RTX 3050 Ti FHD 165Hz
  • $1,649.99
    i7-11800H 16GB 512GB RTX 3060 FHD 165Hz
  • $1,829.99
    i7-11800H 16GB 1TB RTX 3070 QHD 240Hz
  • $2,079.99
    i7-11800H 16GB 1TB RTX 3070 QHD 240Hz
Generations

Exterior

Alienware X15 R1Alienware M15 R6
Dimensions
  • 14.16” x 10.915” x 0.642” (359.7 x 277.25 x 16.3 mm)
    With FHD 165Hz diplay.
  • 14.16” x 10.915” x 0.626” (359.7 x 277.25 x 15.9 mm)
    With FHD 360Hz or QHD 240Hz diplay.
14.02” x 10.73” x 0.51 - 0.76” (356.20 x 272.50 x 12.9 - 19.25 mm)
Weight5 - 5.2 lbs (2.27 - 2.36 kg)5.93 lbs (2.69 kg)
Colors
Lunar light
Dark Moon
Dark Side of the Moon with High Endurance Clear Coat and Silky Smooth Finish
Keyboard and Trackpad
  • Keyboard
    • Alienware X-Series thin keyboard
    • Per-key RGB LED with AlienFX lighting
    • Anti-ghosting and N-key rollover technology.
    • 1.5mm key travel.
  • Touchpad
    • Multi-touch gesture Premium Precision glass touchpad with integrated scrolling.
    • 4.13 x 2.36 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.
    • Supports AlienFX touchpad.
  • Alienware mSeries 4-Zone AlienFX RGB keyboard.
    • 1.7mm key travel
    • Includes anti-ghosting technology
  • Alienware's CherryMX ultra-low-profile mechanical laptop keyboard with per-key AlienFX lighting.
    • 1.8mm key travel
    • Includes N-key rollover technology
  • Touchpad
    • Multi-touch gesture touchpad with integrated scrolling.
    • 4.13 x 2.36 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.

Display

Alienware X15 R1Alienware M15 R6
Size15.6 Inches15.6 Inches
Info
  • 15.6” FHD with 165Hz
    1920 x 1080 141 PPI ComfortView Plus 3ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 6W
  • 15.6” FHD with 360Hz
    1920 x 1080 141 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 1ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 7.6W
  • 15.6” QHD with 240Hz
    2560 x 1440 188 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 2ms response time 400 nits 16:9 99% DCI-P3 color gamut 1000:1 Anti-glare WVA 10.15 W
  • 15.6” FHD with 165Hz
    1920 x 1080 141 PPI ComfortView Plus 3ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 6W
  • 15.6” FHD with 360Hz
    1920 x 1080 141 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 1ms response time 300 nits 16:9 100% sRGB color gamut 1000:1 Anti-glare WVA 7.6W
  • 15.6” QHD with 240Hz
    2560 x 1440 188 PPI ComfortView Plus NVIDIA G-Sync Advanced Optimus 2ms response time 400 nits 16:9 99% DCI-P3 color gamut 1000:1 Anti-glare WVA 10.15 W

Ports

Alienware X15 R1Alienware M15 R6
Alienware X15 R1 Ports
Image Source: Dell
Left
  • 1 x Headset port
Right
  • 1 x Power/DC-in Port
Back
  • 1 x Thunderbolt 4
    Supports USB 3.2 Gen 2, DisplayPort 1.4, and PD output 15W (5V/3A).
  • 1 x USB-C
    Supports USB 3.2 Gen 2, DisplayPort 1.4, and PD output 15W (5V/3A).
  • 1 x USB-A
    Supports USB 3.2 Gen 1 with PowerShare
  • 1 x HDMI 2.1
    Supports up to 4K@120Hz display out.
  • 1 x MicroSD Card Slot
Alienware M15 R6 Ports
Image Source: Dell
  • 1 x Thunderbolt 4
    Supports 3.2 Gen 2, DisplayPort 1.4, and PD output 15W (5V/3A).
  • 2 x USB-A 3.2 Gen 1 Port
  • 1 x USB-A 3.2 Gen 1 port with PowerShare
  • 1 x RJ-45
  • 1 x HDMI 2.1
    Supports up to 4K@120Hz display out.
  • 1 x Headset port
  • 1 x Power/DC-in Port

Internal Specs

Alienware X15 R1Alienware M15 R6
Processor
  1. 11th Gen Intel® Core™ i7-11800H
    8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W
  2. 11th Gen Intel® Core™ i9-11900H
    8 cores, 16 threads, 2.50 → 4.90 GHz, 24MB SmartCache, 45W
  1. 11th Gen Intel® Core™ i5-11400H
    6 cores, 12 threads, 2.70 → 4.50 GHz, 12MB SmartCache, 45W
  2. 11th Gen Intel® Core™ i7-11800H
    8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W
  3. 11th Gen Intel® Core™ i9-11900H
    8 cores, 16 threads, 2.50 → 4.90 GHz, 24MB SmartCache, 45W
Integrated Graphics
  1. 11th Gen Intel® Core™ i7-11800H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  2. 11th Gen Intel® Core™ i9-11900H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  1. 11th Gen Intel® Core™ i5-11400H
    Intel® UHD Graphics
    16 Execution Units, 350 → 1450 MHz
  2. 11th Gen Intel® Core™ i7-11800H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  3. 11th Gen Intel® Core™ i9-11900H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
MemoryMemory Slots
  • Onbaord memory
Memory Configurations
  • Speed: 3200MHz
  • Memory Type: Dual-channel DDR4
  • Minimum Memory: 16 GB
  • Maximum Memory: 32 GB
8 GB 16 GB 32 GB
3200MHz or 3466MHz Dual-channel DDR4 SDRAM.
2 x SO-DIMM slots.
  • Max 32GB of 3200 MHz DDR4 Memory
  • Max 64GB of 3466 MHz XMP DDR4 Memory
Discrete Graphics
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 TGP: 70W Dynamic Boost: 20W Max Power: 90W Speed: 1050 → 1402 MHz
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 TGP: 90W Dynamic Boost: 20W Max Power: 110W Speed: 930 → 1410 MHz
  • NVIDIA® GeForce RTX™ 3080
    8GB GDDR6 TGP: 90W Dynamic Boost: 20W Max Power: 110W Speed: 930 → 1365 MHz
* All configurations include 8-phase HyperEfficient graphics voltage regulation.
  • NVIDIA® GeForce RTX™ 3050 Ti
    4GB GDDR6 TGP: 80W Max Power: 80W Speed: 1462.5 → 1695 MHz
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 TGP: 115W Dynamic Boost: 10W Max Power: 125W Speed: 1387 → 1702 MHz
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 TGP: 115W Dynamic Boost: 10W Max Power: 125W Speed: 1110 → 1560 MHz
  • NVIDIA® GeForce RTX™ 3080
    8GB GDDR6 TGP: 115W Dynamic Boost: 10W Max Power: 125W Speed: 1110 → 1545 MHz
Storage
  • 1 x M.2 2230 slots (Up to 256GB)
  • 2 x M.2 2280 slots (Up to 2TB each)
    Supports RAID-0
2 x M.2 2230/2280 slots (Up to 2TB each)

Connectivity

Alienware X15 R1Alienware M15 R6
Wi-FiRivet Killer Wi-Fi 6E AX1675x
Dual Band 2.4 GHz/5 GHz Up to 2400 Mbps WiFi 6 802.11a/b/g/n/ac/ax
Rivet Killer Wi-Fi 6 AX1650
Dual Band 2.4 GHz/5 GHz Up to 2400 Mbps WiFi 6 802.11a/b/g/n/ac/ax
BluetoothBluetooth 5.2Bluetooth 5.2
Ethernet-Killer E2600 Gigabit Ethernet Controller
Transfer rate: 10/100/1000 Mbps

Battery

Alienware X15 R1Alienware M15 R6
Size87 WHr, 6-cell smart lithium-ion battery
  • 56 WHr, 3-cell smart lithium-ion battery
  • 86 WHr, 6-cell smart lithium-ion battery
Power Supply
240W
power adapter.
180W 240W
power adapter.

Software

Alienware X15 R1Alienware M15 R6
OS
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
  • Alienware Command Center
    AlienFX lighting Game Library Auto-tune game profile functionality Fusion Alienware Adrenalin Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)
  • Alienware Command Center
    Supports AlienFX lighting, Game Library with auto-tune game profile functionality.
  • Alienware Adrenalin
  • Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)

Camera & Audio

Alienware X15 R1Alienware M15 R6
Camera
  • Front-facing camera.
    Alienware HD (1280x720 resolution) camera.
  • Optional Windows Hello IR support.
  • Front-facing camera.
    Alienware HD (1280x720 resolution) camera.
  • Optional Windows Hello IR support.
Audio
  • Controller: Realtek ALC3281
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 2 x 4W speakers
  • Microphone:
    • Dual-array microphones
  • Controller: Realtek ALC3254
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 2 x 2W speakers
  • Microphone:
    • Dual-array microphones

Misc

Alienware X15 R1Alienware M15 R6
SensorsWindows Hello IR CameraWindows Hello IR Camera
Warranty1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis-

Key Features

Alienware X15 R1Alienware M15 R6
At Glance
Released in Mid
2021
16:9 QHD
15.6”
1440p 240Hz
Weight
5 lb
2.27 kg
Up to
Intel Core i9-11900H
8C/16T, 2.50 → 4.90 GHz
Geekbench 5
1,430
Single Core
Geekbench 5
8,121
Multi-Core
With integrated
Intel® UHD Graphics
32 Execution Units, 350 → 1450 MHz
Configurable up to
32GB
3200 MHz DDR4
Alienware X15 R1 Ports
Nvidia GeForce
RTX 3080
8GB GDDR6 90W TGP
Released in Mid
2021
16:9 QHD
15.6”
1440p 240Hz
Weight
5.93 lb
2.69 kg
Up to
Intel Core i9-11900H
8C/16T, 2.50 → 4.90 GHz
Geekbench 5
1,430
Single Core
Geekbench 5
8,121
Multi-Core
With integrated
Intel® UHD Graphics
32 Execution Units, 350 → 1450 MHz
Upgradable up to
64GB
3466 MHz DDR4 XMP
Alienware M15 R6 Ports
Nvidia GeForce
RTX 3080
8GB GDDR6 115W TGP

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