Alienware M15 R4 vs. Alienware Area-51m R2: Full specs comparison
We thoroughly analyzed technical specifications for Alienware M15 R4 and Alienware Area-51m R2 models, including CPU, memory, storage, battery life, display quality, and other features.
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Alienware M15 R4 Pros
Reasons that Alienware M15 R4 is better than Alienware Area-51m R2.
2021 vs. 2020
Alienware M15 R4 weighed 4.65 pounds, 49% lighter than the 9.04 pounds Alienware Area-51m R2.
Weight | Alienware M15 R4 | Alienware Area-51m R2 |
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Pound | 4.65 lbs. | 9.04 lbs. |
Kilogram | 2.11 kg | 4.10 kg |
Alienware Area-51m R2 Pros
Reasons that Alienware Area-51m R2 is better than Alienware M15 R4.
Intel Core i9-10900K inside Alienware Area-51m R2 has a 53% better multi-core CPU performance score than the Intel Core i9-10980HK inside Alienware M15 R4.
Alienware Area-51m R2 supports a larger memory capacity than the Alienware M15 R4. It supports up to 64GB versus 32GB of system memory on the Alienware M15 R4.
Alienware Area-51m R2 supports a faster memory speed than the Alienware M15 R4. It supports up to 3200MHz versus 2933MHz of system memory on the Alienware M15 R4.
Alienware Area-51m R2 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 M15 R4 since it has onboard memory.
Memory | Alienware M15 R4 | Alienware Area-51m R2 |
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Slots | Onboard | x2 |
Type | DDR4 | DDR4 XMP |
Alienware Area-51m R2 has a 17.3-inch screen size 10% larger than the 15.6-inch Alienware M15 R4.
Prices
Here are the latest price updates and offers for both devices.
Availability | Alienware M15 R4 | Alienware Area-51m R2 |
Released | 2021 | 2020 |
Release Date |
| Announced on June 22, 2020. |
Pricing | Starting at $2,149.99 | $2,569.99 i7-10700 RTX 2060 16GB 256GB |
Generations |
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Exterior | Alienware M15 R4 | Alienware Area-51m R2 |
Dimensions |
| 15.85 x 12.565 x 1.089 - 1.7 in (402.60 x 319.14 x 27.65 - 44 mm) |
Weight | Starting at 4.65 lbs (2.10 kg) up to 5.51 lbs (2.50 kg) |
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Colors |
| Lunar Light Dark Side of the Moon |
Keyboard and Trackpad |
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Display | Alienware M15 R4 | Alienware Area-51m R2 |
Size | 15.6 Inches | 17.3 Inches |
Info |
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Ports | Alienware M15 R4 | Alienware Area-51m R2 |
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Internal Specs | Alienware M15 R4 | Alienware Area-51m R2 |
Processor |
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Integrated Graphics |
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Memory | 8 GB 16 GB 32 GB 2933 MHz Dual-channel DDR4 RAMOnboard memory. |
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Discrete Graphics |
| NVIDIA® GeForce®
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Storage | Available Slots
| Available Slots
256GB 512GB 1TB 2TB NVMe M.2 PCIe SSD. Dual Drives
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Connectivity | Alienware M15 R4 | Alienware Area-51m R2 |
Wi-Fi |
| Rivet Killer WiFi 6 AX1650i Up to 2212Mbps Dual band 2.4 GHz/5 GHz WiFi-6 (802.11ax) |
Bluetooth |
| Bluetooth 5.1 |
Ethernet |
| Killer™ Ethernet E3000 PCI-e Gigabit ethernet controller Transfer rate: 10/100/1000/2500 Mbps |
Battery | Alienware M15 R4 | Alienware Area-51m R2 |
Size | 86 WHr, 6-cell smart lithium-ion with Alienware Battery Defender | 6-cell smart lithium-ion (90Wh) |
Power Supply | 240W (19.50 VDC/12.31A) |
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Software | Alienware M15 R4 | Alienware Area-51m R2 |
OS | Windows 10 Home Windows 10 Pro Upgradable to Windows 11 | Windows 10 Home Windows 10 Pro Upgradable to Windows 11 |
Built-in Apps |
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Camera & Audio | Alienware M15 R4 | Alienware Area-51m R2 |
Camera | Front-facing camera Alienware FHD (1920x1080 resolution) camera. |
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Audio |
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Misc | Alienware M15 R4 | Alienware Area-51m R2 |
Sensors |
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Security |
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Warranty | - | 1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis |
More | CHASIS
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Key Features | Alienware M15 R4 | Alienware Area-51m R2 |
At Glance |
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