Alienware M15 R2 vs. Alienware Area-51m: Full specs comparison

We thoroughly analyzed technical specifications for Alienware M15 R2 and Alienware Area-51m models, including CPU, memory, storage, battery life, display quality, and other features.

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Alienware M15 R2 image

Alienware M15 R2

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Alienware Area-51m image

Alienware Area-51m

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Alienware M15 R2 Pros

Reasons that Alienware M15 R2 is better than Alienware Area-51m.

About 45% lighter

Alienware M15 R2 weighed 4.76 pounds, 45% lighter than the 8.54 pounds Alienware Area-51m.

WeightAlienware M15 R2Alienware Area-51m
Pound
4.76 lbs.
8.54 lbs.
Kilogram
2.16 kg
3.87 kg

Alienware Area-51m Pros

Reasons that Alienware Area-51m is better than Alienware M15 R2.

Significantly faster CPU performance

Intel Core i9-9900K inside Alienware Area-51m has a 31% better multi-core CPU performance score than the Intel Core i9-9980HK inside Alienware M15 R2.

Geekbench 5 multi-core score
Alienware Area-51m - Intel Core i9-9900K
8,543
Alienware Area-51m - Intel Core i9-9900
7,669
Alienware Area-51m - Intel Core i7-9700K
7,192
Alienware M15 R2 - Intel Core i9-9980HK
6,504
Alienware M15 R2 - Intel Core i9-9880H
6,100
Alienware Area-51m - Intel Core i7-8700
5,810
Alienware M15 R2 - Intel Core i7-9750H
4,880
Alienware M15 R2 - Intel Core i5-9300H
3,308
Supports larger memory

Alienware Area-51m supports a larger memory capacity than the Alienware M15 R2. It supports up to 64GB versus 16GB of system memory on the Alienware M15 R2.

Max system memory size
Alienware Area-51m
64 GB
Alienware M15 R2
16 GB
Supports faster memory

Alienware Area-51m supports a faster memory speed than the Alienware M15 R2. It supports up to 2800MHz versus 2666MHz of system memory on the Alienware M15 R2.

Memory type and speed
Alienware Area-51m - DDR4 XMP
2,800 MHz
Alienware M15 R2 - DDR4
2,666 MHz
Upgradable memory

Alienware Area-51m comes with four SODIMM slots that allow you to replace or upgrade when needed. On the flip side, you can't upgrade RAM on the Alienware M15 R2 since it has onboard memory.

MemoryAlienware M15 R2Alienware Area-51m
Slots
Onboard
x4
TypeDDR4DDR4 XMP
10% larger display

Alienware Area-51m has a 17.3-inch screen size 10% larger than the 15.6-inch Alienware M15 R2.

Display size
Alienware Area-51m
17.3-inch
Alienware M15 R2
15.6-inch

Prices

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

Alienware M15 R2 Price
2019 Dell Alienware m15 R2 Laptop 15.6" - Intel Core i7 9th Gen - i7-9750H - Six Core 4.5Ghz - 1TB SSD + 1TB SSD - 16GB RAM - Nvidia GeForce RTX 2060 - 1920x1080 FHD - Windows 10 Pro (Renewed)
 2019 Dell Alienware m15 R2 Laptop 15.6" - Intel Core i7 9th Gen - i7-9750H - Six Core 4.5Ghz - 1TB SSD + 1TB SSD - 16GB RAM - Nvidia GeForce RTX 2060 - 1920x1080 FHD - Windows 10 Pro (Renewed)
By Dell
$2,006.99
See at Amazon
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
$1,640.00
$1,999.97 18% OFF
See at Amazon
Alienware m15 R7 Gaming Laptop - 15.6-inch 240Hz 2ms QHD, Intel Core i9-12900H, 32GB DDR5 RAM, 1TB SSD, NVIDIA Geforce RTX 3080 Graphics, Killer AX 1675i with Dell services, Windows 11 Home - Dark
 Alienware m15 R7 Gaming Laptop - 15.6-inch 240Hz 2ms QHD, Intel Core i9-12900H, 32GB DDR5 RAM, 1TB SSD, NVIDIA Geforce RTX 3080 Graphics, Killer AX 1675i with Dell services, Windows 11 Home - Dark
By Alienware
$1,725.00
$2,399.00 28% OFF
See at Amazon
Alienware Area-51m Price
Alienware Area 51M Gaming Laptop, 17.3" 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS)
 Alienware Area 51M Gaming Laptop, 17.3" 300hz 3ms FHD Display, Intel Core i7-10700K, Nvidia GeForce RTX 2070 Super 8GB GDDR6, 1TB SSD, 16GB RAM, Lunar Light (AWARR2-7323WHT-PUS)
By Alienware
$2,299.99
See at Amazon
Dell Alienware Area-51m Elite Gaming Laptop Backpack, 17-Inch, Gray/Black (AWA51BPE17)
 Dell Alienware Area-51m Elite Gaming Laptop Backpack, 17-Inch, Gray/Black (AWA51BPE17)
By Dell
$119.53
$149.99 20% OFF
See at Amazon
Alienware m18 AMD Gaming Laptop - 18-inch FHD+ (1920 x 1200) 480Hz 3ms Display, AMD Ryzen 9-7845HX, 32GB DDR5 RAM, 1TB SSD, NVIDIA GeForce RTX 4080 GDDR6, 1-Year Premium Support - Dark Metallic Moon
 Alienware m18 AMD Gaming Laptop - 18-inch FHD+ (1920 x 1200) 480Hz 3ms Display, AMD Ryzen 9-7845HX, 32GB DDR5 RAM, 1TB SSD, NVIDIA GeForce RTX 4080 GDDR6, 1-Year Premium Support - Dark Metallic Moon
By Alienware
$2,827.94
See at Amazon

Specs Comparison

Availability

Alienware M15 R2Alienware Area-51m
Released20192019
Release Date
  • Announced at Computex 2019
  • Available on June 11, 2019
  • Announced at CES 2019
  • Available on January 29, 2019
Pricing-Starting at $2,549.99
Generations

Exterior

Alienware M15 R2Alienware Area-51m
DimensionsBase
Width: 14.19 in. (360.50 mm)
Depth: 10.87 in. (276 mm)
Height: 0.70 - 0.77 in. (17.90 - 19.50 mm)
With Tobii Eye Tracking
Width: 14.19 in. (360.50 mm)
Depth: 10.87 in. (276 mm)
Height: 0.720 - 0.807 in. (18.30 - 20.50 mm)
15.85 x 12.565 x 1.09 - 1.23 in (402.6 x 319.14 x 27.65 - 31.2 mm)
  • Width: 15.85 in. (402.6 mm)
  • Depth: 12.565 in. (319.14 mm)
  • Height: 1.09 - 1.23 in. (27.65 - 31.2 mm)
WeightAverage at 4.76 lbs (2.16 kg)Maximum at 8.54 lbs. (3.87 Kg)
Colors
  • Dar Side of the moon
  • Lunar Light
  • Lunar Light
  • Dark Side of the Moon
Keyboard and Trackpad
  • Alienware mSeries keyboard with per-key RGB LED.
  • AlienFX lighting
  • Includes anti-ghosting and N-key rollover technology
  • 1.7mm key travel
  • 0.2mm-dish concave key design
  • 4.13 x 2.36 in (105 mm x 80 mm) precision touchpad with multi-touch gesture support.
  • Keyboard
    • Alienware TactX keyboard with per-key RGB LED AlienFX lighting.
    • Includes anti-ghosting and N-key rollover technology.
    • 2.2mm key travel, programmable macro keys, alphanumeric keys
  • Touchpad
    • 4.13 x 2.56 in (105 mm x 65 mm) All-points addressable (APA) trackpad.
    • AlienFX backlit.

Display

Alienware M15 R2Alienware Area-51m
Size15.6 Inches17.3 Inches
InfoFull HD with 60Hz refresh rate
  • 1920 x 1080, 141 PPI, 35ms response time, 300 nits, 16:9, 72% color gamut, 700:1 contrast ratio, Anti-glare, 6.20W max power consumption.
Full HD with 144Hz refresh rate
  • 1920 x 1080, 141 PPI, 19ms response time, 300 nits, 16:9, 72% color gamut, 800:1 contrast ratio, Anti-glare, 7.80W max power consumption.
Full HD with 240Hz refresh rate
  • 1920 x 1080, 141 PPI, 8ms response time, 300 nits, 16:9, 72% color gamut, 1000:1 contrast ratio, Anti-glare, 4.41W max power consumption.
Ultra HD with 60Hz refresh rate
  • 3180 x 2160, OLED, 282 PPI, 1ms response time, 300 nits, 16:9, HDR-400 DCI-P3 color gamut, 10,000:1 contrast ratio, TrueLife, 14.80W max power consumption
All options
  • Wide Viewing Angles on all displays with 85 degrees viewing from all directions
Full HD with 60Hz refresh rate
  • 1920 x 1080, 127 PPI, 35ms response time, 300 nits, 16:9, 72% color gamut, 600:1 contrast ratio, Anti-glare, 8W max power consumption.
Full HD with 144Hz refresh rate
  • 1920 x 1080, 127 PPI, 19ms response time, 300 nits, 16:9, 72% color gamut, 600:1 contrast ratio, Anti-glare, 8.5W max power consumption.
  • Tobii Eyetracking
  • Options:
    • Anti-Glare
    • Eyesafe® Display Tech
    • Eyesafe® Display Tech + NVIDIA G-SYNC
All options
  • Wide Viewing Angles on all displays with 85 degrees viewing from all directions

Ports

Alienware M15 R2Alienware Area-51m
Alienware M15 R2 Ports
Image Source: Dell
  • 1 x Power/DC-in Port
  • 1 x RJ-45 Ethernet port
  • 2 x Type-A USB 3.1 Gen 1 Port
  • 1 x Type-A USB 3.1 Gen 1 port with PowerShare technology
  • 1 x Thunderbolt™ 3 Port (USB Type-C™ with support for USB 3.1 Gen 2 10Gbps, 40Gbps Thunderbolt, and DisplayPort 1.2)
  • 1 x Alienware Graphics Amplifier Port
  • 1 x HDMI 2.0b Output Port
  • 1 x Mini-Display Port 1.4 (certified) Output Port
  • 1 x Audio Out 1/8" Ports (Compatible with inline mic headset)
  • 1 x Wedge-shaped lock slot (cable and lock sold separately)
Alienware Area-51m Ports
Image Source: Dell
  • 1 x Power/DC-in Jack
  • 1 x RJ-45 Killer E3000 2.5Gbps Ethernet port
  • 2 x Type-A SuperSpeed USB 3.0 Port
  • 1 x Type-A SuperSpeed USB 3.0 Port with PowerShare technology
  • 1 x Thunderbolt™ 3 Port (USB Type-C™ with support for SuperSpeed USB 10Gbps, 40Gbps Thunderbolt, and DisplayPort)
  • 1 x Alienware Graphics Amplifier Port
  • 1 x HDMI 2.0 Output
  • 1 x Mini-Display Port 1.4 (certified) Output
  • 1 x Headphone / MIC (retaskable)
  • 1 x Global Headset Jack
  • 1 x Wedge-shaped lock slot (cable and lock sold separately)

Internal Specs

Alienware M15 R2Alienware Area-51m
Processor
  1. 9th Gen Intel® Core™ i5-9300H
    4 cores, 8 threads, 2.40 → 4.10 GHz, 8MB SmartCache, 45W
  2. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB SmartCache, 45W
  3. 9th Gen Intel® Core™ i9-9880H
    8 cores, 16 threads, 2.30 → 4.80 GHz, 16MB SmartCache, 45W
  4. 9th Gen Intel® Core™ i9-9980HK
    8 cores, 16 threads, 2.40 → 5.00 GHz, 16MB SmartCache, 45W
  1. 8th Gen Intel® Core™ i7-8700
    6 cores, 12 threads, 3.20 → 4.60 GHz, 12MB SmartCache, 65W
  2. 9th Gen Intel® Core™ i7-9700K
    8 cores, 8 threads, 3.60 → 4.90 GHz, 12MB SmartCache, 95W
  3. 9th Gen Intel® Core™ i9-9900
    8 cores, 16 threads, 3.10 → 5.00 GHz, 16MB SmartCache, 65W
  4. 9th Gen Intel® Core™ i9-9900K
    8 cores, 16 threads, 3.60 → 5.00 GHz, 16MB SmartCache, 95W
Integrated Graphics
  1. 9th Gen Intel® Core™ i5-9300H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1050 MHz
  2. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  3. 9th Gen Intel® Core™ i9-9880H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 9th Gen Intel® Core™ i9-9980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
  1. 8th Gen Intel® Core™ i7-8700
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  2. 9th Gen Intel® Core™ i7-9700K
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  3. 9th Gen Intel® Core™ i9-9900
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  4. 9th Gen Intel® Core™ i9-9900K
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
Memory
  • 8 GB 16 GB
    2666 MHz Dual-channel DDR4 RAM.
  • Memory Slots
    • 4-SODIMMs
  • Memory Configurations
    • 16GB, 2x8GB, DDR4, 2400MHz
    • 32GB, 2x16GB, DDR4, 2400MHz
    • 16GB, 2x8GB, DDR4 XMP 2933MHz
    • 64GB, 4x16GB, DDR4 2400MHz
    • 32GB, 2x16GB, DDR4 XMP 2933MHz
    • 64GB, 4x16GB, DDR4 XMP 2800MHz
Discrete Graphics
  • NVIDIA® GeForce GTX® 1650 (4GB GDDR5)
  • NVIDIA® GeForce GTX® 1650 Ti (6GB GDDR5)
  • NVIDIA® GeForce RTX™ 2060 (6GB GDDR6) OC Ready
  • NVIDIA® GeForce RTX™ 2070 (8GB GDDR6) with Max-Q Design
  • NVIDIA® GeForce RTX™ 2080 (8GB GDDR6) with Max-Q Design
  • NVIDIA® GeForce RTX™ 2060 6GB GDDR6 (OC Ready)
  • NVIDIA® GeForce RTX™ 2070 8GB GDDR6 (OC Ready)
  • NVIDIA® GeForce RTX™ 2080 8GB GDDR6 (OC Ready)
StorageSingle Storage Configurations
  • 256 GB PCIe M.2 SSD
  • 512 GB PCIe M.2 SSD
  • 512 GB Intel Optane M.2 SSD
  • 1 TB PCIe M.2 SSD
  • 2 TB PCIe M.2 SSD
Dual Storage Configurations
  • 512 GB RAID0 (2 x 256 GB PCIe M.2 SSDs)
  • 1 TB RAID0 (2 x 512 GB PCIe M.2 SSDs)
  • 512 GB Intel Optane M.2 SSD + 512 GB PCIe M.2 SSD
  • 2 TB RAID0 (2 x 1 TB PCIe M.2 SSDs)
  • 4 TB RAID0 (2 x 2 TB PCIe M.2 SSDs)
Available Slots
  • Two M.2 2230/2280 slots (Up to 1TB each)
  • One SATA AHCI 6 Gbps (Up to 1TB)
Single Drive
  • 1TB (+8GB SSHD) Hybrid Drive
  • 256GB PCIe M.2 SSD
  • 512GB PCIe M.2 SSD
  • 1TB PCIe M.2 SSD
Dual Drives
  • 128GB PCIe M.2 SSD + 1TB (+8GBSSHD) Hybrid
  • 256GB PCIe M.2 SSD + 1TB (+8GBSSHD) Hybrid
  • 512GB PCIe M.2 SSD + 1TB (+8GBSSHD) Hybrid
  • 1TB PCIe M.2 SSD + 1TB (+8GBSSHD) Hybrid
  • 116GB Intel OptaneSSD + 1TB (+8GBSSHD) Hybrid
RAID-0 Drives
  • 512GB RAID0 (2x 256GB PCIe M.2 SSDs)
  • 1TB RAID0 (2x 512GB PCIe M.2 SSDs)
  • 2TB RAID0 (2x 1TB PCIe M.2 SSDs)
  • 236GB RAID0 (2x 116GB Intel OptaneSSDs)
RAID-0 Plus Drives
  • 512GB RAID0 (2x 256GB PCIe M.2 SSDs) + 1TB (+8GB SSHD) Hybrid Drive
  • 1TB RAID0 (2x 512GB PCIe M.2 SSDs) + 1TB (+8GB SSHD) Hybrid Drive
  • 2TB RAID0 (2x 1TB PCIe M.2 SSDs) + 1TB (+8GB SSHD) Hybrid Drive
  • 236GB RAID0 (2x 116GB Intel OptaneSSDs) + 1TB (+8GB SSHD) Hybrid Drive

Connectivity

Alienware M15 R2Alienware Area-51m
Wi-Fi
  • Intel 8265, Dual Band 2.4 GHz/5 GHz up to 867 Mbps, WiFi 802.11a/b/g/n/ac.
  • Rivet killer 1650w, Dual Band 2.4 GHz/5 GHz up to 2400 Mbps, WiFi 802.11a/b/g/n/ac/ax.
  • Rivet Killer 1550
    Dual Band 2.4 GHz/5 GHz up to 1733 Mbps, WiFi 802.11a/b/g/n/ac.
  • Rivet Killer WiFi 6 AX1650
    Dual Band 2.4 GHz/5 GHz up to 2400 Mbps, WiFi 802.11a/b/g/n/ac/ax.
Bluetooth
  • Intel 8265 › Bluetooth 4.2
  • Rivet Killer 1650w › Bluetooth 5.0
  • Rivet Killer 1550 › Bluetooth 5.0
  • Rivet Killer AX1650 › Bluetooth 5.1
Ethernet
  • Killer E2600 PCI-E Gigabit Ethernet Controller
  • Killer E3000 PCI-E Gigabit Ethernet Controller (Optional)
  • Killer™ Ethernet E3000 PCI-e Gigabit ethernet controller
    Transfer rate: 10/100/1000/2500 Mbps

Battery

Alienware M15 R2Alienware Area-51m
Size6-cell lithium-ion polymer (76Wh) with Alienware Battery Defender technology
  • 6-cell smart lithium-ion (90Wh)
Battery Life
  • Up to 15.5 hours on FHD panel
  • Up to 10.8 hours on UHD panel
-
Power Supply
  • E4 130W (19.50 VDC/6.70A)
  • E4 180W (19.50 VDC/9.23A)
  • E4 240W (19.50 VDC/12.31A)
* Support Hybrid Power
  • 180W (19.50 VDC/9.23A)
  • 240W (19.50 VDC/9.23A)
  • 330W (19.50 VDC/9.23A)

Software

Alienware M15 R2Alienware Area-51m
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
  • Alienware Adrenlin
  • Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)
  • Alienware Command Center
  • Alienware Mobile Connect
  • Microsoft Office 365 (30-day trial)

Camera & Audio

Alienware M15 R2Alienware Area-51m
Camera
  • Front-facing camera
    Alienware FHD (1920x1080 resolution) camera.
  • Front-facing camera
    Alienware HD (1280 x 720 resolution) camera.
Audio
  • Realtek ALC3281-CG
  • 2.0 Speaker configuration
  • 7.1 Digital Audio out using HDMI out connection
  • Alienware Sound Center via Alienware Command Center
  • Microphone:
    • Digital-array microphones in the camera assembly
  • Controller: Realtek ALC3282-CG
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 4-Way Stereo Speaker Design
    • Output: 8-10W
  • Microphone:
    • Dual-array microphones in the camera assembly

Misc

Alienware M15 R2Alienware Area-51m
Sensors
  • Tobii Eye Tracking (Optional)
  • Tobii Eye Tracking (Optional)
Security
  • Wedge-shaped lock slot
  • Wedge-shaped lock slot
Warranty-1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis
MoreCHASIS
  • AlienFX Lighting Zones Programmable with up to 16.8 million distinct colors
  • Exterior Chassis Materials
    • Magnesium Alloy exterior shell
    • Copper Alloy thermal structures
CHASIS
  • Exterior Chassis Materials
    • Magnesium Alloy
  • Thermal
    • Cryo-Tech v2.0 Cooling Technology
    • Dual-Intake, Dual-Exhaust Airflow Design
    • High-Voltage Driving Fans
    • Load-balancing Heat Pipes
    • Copper Fin Stacks
    • Thermal Controls
    • Whisper-quiet operation

Key Features

Alienware M15 R2Alienware Area-51m
At Glance
Released in Mid
2019
16:9 FHD
15.6”
1080p 240Hz
Weight
4.76 lb
2.16 kg
Up to
Intel Core i9-9980HK
8C/16T, 2.40 → 5.00 GHz
Geekbench 5
1,114
Single Core
Geekbench 5
6,504
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Configurable up to
16GB
2666 MHz DDR4
Alienware M15 R2 Ports
Nvidia GeForce
RTX 2080 SUPER
8GB GDDR6 with Max-Q
Released in Early
2019
16:9 FHD
17.3”
1080p 144Hz
Weight
8.54 lb
3.87 kg
Up to
Intel Core i9-9900K
8C/16T, 3.60 → 5.00 GHz
Geekbench 5
1,309
Single Core
Geekbench 5
8,543
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Upgradable up to
64GB
2800 MHz DDR4 XMP
Alienware Area-51m Ports
Nvidia GeForce
RTX 2080
8GB GDDR6

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