Alienware M15 R6 vs. Alienware M15 R2: Which is better?
Here is a side by side comparison between Alienware M15 R6 and Alienware M15 R2 specs including CPU, RAM, storage, battery, display, and more.
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Alienware M15 R6 Pros
Reasons that Alienware M15 R6 is better than Alienware M15 R2.
2021 vs. 2019
Intel Core i9-11900H inside Alienware M15 R6 has a 24% better multi-core CPU performance score than the Intel Core i9-9980HK inside Alienware M15 R2.
Alienware M15 R6 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.
Alienware M15 R6 supports a faster memory speed than the Alienware M15 R2. It supports up to 3466MHz versus 2666MHz of system memory on the Alienware M15 R2.
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 M15 R2 since it has onboard memory.
Memory | Alienware M15 R6 | Alienware M15 R2 |
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Slots | x2 | Onboard |
Type | DDR4 XMP | DDR4 |
Alienware M15 R2 Pros
Reasons that Alienware M15 R2 is better than Alienware M15 R6.
Alienware M15 R2 weighed 4.76 pounds, 20% lighter than the 5.93 pounds Alienware M15 R6.
Weight | Alienware M15 R6 | Alienware M15 R2 |
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Pound | 5.93 lbs. | 4.76 lbs. |
Kilogram | 2.69 kg | 2.16 kg |
Prices
Here are the latest price updates and offers for both devices.
Availability | Alienware M15 R6 | Alienware M15 R2 |
Released | 2021 | 2019 |
Release Date | Announced on May 11, 2021 |
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Pricing |
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Generations |
Exterior | Alienware M15 R6 | Alienware M15 R2 |
Dimensions | 14.02” x 10.73” x 0.51 - 0.76” (356.20 x 272.50 x 12.9 - 19.25 mm) | Base Width: 14.19 in. (360.50 mm) Depth: 10.87 in. (276 mm) Height: 0.70 - 0.77 in. (17.90 - 19.50 mm) Width: 14.19 in. (360.50 mm) Depth: 10.87 in. (276 mm) Height: 0.720 - 0.807 in. (18.30 - 20.50 mm) |
Weight | 5.93 lbs (2.69 kg) | Average at 4.76 lbs (2.16 kg) |
Colors | Dark Moon Dark Side of the Moon with High Endurance Clear Coat and Silky Smooth Finish |
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Keyboard and Trackpad |
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Display | Alienware M15 R6 | Alienware M15 R2 |
Size | 15.6 Inches | 15.6 Inches |
Info |
| Full HD with 60Hz refresh rate
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Ports | Alienware M15 R6 | Alienware M15 R2 |
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Internal Specs | Alienware M15 R6 | Alienware M15 R2 |
Processor |
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Integrated Graphics |
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Memory | 8 GB 16 GB 32 GB 3200MHz or 3466MHz Dual-channel DDR4 SDRAM.2 x SO-DIMM slots.
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Discrete Graphics |
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Storage | 2 x M.2 2230/2280 slots (Up to 2TB each) | Single Storage Configurations
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Connectivity | Alienware M15 R6 | Alienware M15 R2 |
Wi-Fi | 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 |
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Bluetooth | Bluetooth 5.2 |
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Ethernet | Killer E2600 Gigabit Ethernet Controller Transfer rate: 10/100/1000 Mbps |
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Battery | Alienware M15 R6 | Alienware M15 R2 |
Size |
| 6-cell lithium-ion polymer (76Wh) with Alienware Battery Defender technology |
Battery Life | - |
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Power Supply | 180W 240W power adapter. |
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Software | Alienware M15 R6 | Alienware M15 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 R6 | Alienware M15 R2 |
Camera |
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Audio |
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Misc | Alienware M15 R6 | Alienware M15 R2 |
Sensors | Windows Hello IR Camera |
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Security | - |
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More | - | CHASIS
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Key Features | Alienware M15 R6 | Alienware M15 R2 |
At Glance |
Comparison Summary
Dell has released the Alienware M15 R6, a 15.6-inch machine, in mid-2021. It is powered by up to an octa-core Intel Core i9-11900H with a boost clock speed up to 4.90 GHz. The laptop has a dedicated GPU option up to Nvidia GeForce RTX 3080 with 8GB GDDR6 115W TGP.
On the other hand, we have the 15.6-inch Alienware M15 R2 was introduced by Dell about two years earlier in mid-2019. It comes with up to an octa-core Intel Core i9-9980HK with a boost clock speed up to 5.00 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 2080 SUPER with 8GB GDDR6 with Max-Q.
Geekbench 5 Single Core
Geekbench 5 Multi Core
Both Alienware M15 R6 and Alienware M15 R2 have the same 15.6-inch display size. In addition, the Alienware M15 R6 weighs 5.93 lbs. about 24% heavier than the 4.76 lbs. Alienware M15 R2. Moreover, measured at 14.02” x 10.73” x 0.76”, the Alienware M15 R6 is slightly more portable than the Alienware M15 R2 at 14.19” x 10.87” x 0.77”.
Moving over to upgradability, Dell claims that the Alienware M15 R6 supports up to 64GB 3466 MHz DDR4 XMP memory that you can upgrade with two memory module slots on the motherboard. It also comes with two M.2 slots that users can easily upgrade and install an additional SSD to expand the storage on the device.
For Alienware M15 R2, it supports up to 16GB 2666 MHz DDR4 memory. Unlike Alienware M15 R6, it has an onboard memory module that is not upgradable by the users. Luckily, it has two M.2 slots that users can easily swap or add an extra SSD to get extra space when needed.
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