2021 ROG Zephyrus G15 vs. Alienware X15 R1: Full specs comparison
Here is a comparison of the specs between 2021 ROG Zephyrus G15 and Alienware X15 R1, including CPU, RAM, storage, battery, display, and more.
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2021 ROG Zephyrus G15 Pros
Reasons that 2021 ROG Zephyrus G15 is better than Alienware X15 R1.
The 2021 ROG Zephyrus G15 supports a larger memory capacity than the Alienware X15 R1. It supports up to 48GB versus 32GB of system memory on the Alienware X15 R1.
The 2021 ROG Zephyrus G15 comes with one SODIMM slot 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.
Memory | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
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Slots | x1 | Onboard |
Type | DDR4 | DDR4 |
The 2021 ROG Zephyrus G15 weighed 4.19 pounds, 17% lighter than the 5 pounds Alienware X15 R1.
Weight | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
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Pound | 4.19 lbs. | 5 lbs. |
Kilogram | 1.90 kg | 2.27 kg |
Alienware X15 R1 Pros
Reasons that Alienware X15 R1 is better than 2021 ROG Zephyrus G15.
Intel Core i9-11900H inside Alienware X15 R1 has a 13% better multi-core CPU performance score than the AMD Ryzen 9-5900HS inside 2021 ROG Zephyrus G15.
Key Similars
Similar characteristics share between 2021 ROG Zephyrus G15 and Alienware X15 R1.
Both laptops supports the same 3200MHz DDR4 RAM.
Prices
Here are the latest price updates and offers for both devices.
Availability | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Released | 2021 | 2021 |
Release Date | - | Available on June 1, 2021 |
Pricing | - |
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Applicable Models |
| - |
Generations |
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Exterior | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Dimensions | 13.98” x 9.57” x 0.78” (355 x 243 x 19.9 mm) |
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Weight | 4.19 lbs (1.90 kg) | 5 - 5.2 lbs (2.27 - 2.36 kg) |
Colors | Eclipse Gray Moonlight White | Lunar light |
Keyboard and Trackpad |
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Display | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Size | 15.6 Inches | 15.6 Inches |
Info |
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Ports | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Left (7)
Right (3)
| Left
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Internal Specs | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Processor |
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Integrated Graphics |
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Memory | 16GB 32GB 48GB Dual-Channel DDR4 3200MHz Memory.1 x 16GB Onboard Memory and 1 x SODIMM slot | Memory Slots
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Discrete Graphics |
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Storage | 512GB 1TB 2TB M.2 NVMe PCIe 3.0.2 x M.2 SSD slots, supports RAID-0. |
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Connectivity | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Wi-Fi | Intel® Wi-Fi 6 with Gig+ performance (802.11ax) | Rivet 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 |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 |
Ethernet | Gigabit LAN Speed: 10/100/1000 Mbps. | - |
Battery | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Size | 90 Wh (4-cell Lithium-ion) | 87 WHr, 6-cell smart lithium-ion battery |
Power Supply |
| 240W power adapter. |
Software | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
OS |
| Windows 10 Home Windows 10 Pro Upgradable to Windows 11 |
Built-in Apps | Armoury Crate |
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Camera & Audio | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Camera | No Built-in camera. |
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Audio |
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Misc | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
Sensors | - | Windows Hello IR Camera |
Security |
| - |
In the box |
| - |
Warranty | - | 1 Year Hardware Service with Onsite/In-Home Service After Remote Diagnosis |
Key Features | 2021 ROG Zephyrus G15 | Alienware X15 R1 |
At Glance |
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