2021 ROG Zephyrus Duo 15 SE vs. Alienware M15 R4: Full specs comparison

The following is a comprehensive comparison of the 2021 ROG Zephyrus Duo 15 SE and Alienware M15 R4 specifications, including details on CPU, memory, storage, battery life, display quality, and other features.

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2021 ROG Zephyrus Duo 15 SE image

2021 ROG Zephyrus Duo 15 SE

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Alienware M15 R4 image

Alienware M15 R4

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2021 ROG Zephyrus Duo 15 SE Pros

Reasons that 2021 ROG Zephyrus Duo 15 SE is better than Alienware M15 R4.

Slightly faster CPU performance

AMD Ryzen 9-5900HX inside 2021 ROG Zephyrus Duo 15 SE has a 9% better multi-core CPU performance score than the Intel Core i9-10980HK inside Alienware M15 R4.

Geekbench 5 multi-core score
2021 ROG Zephyrus Duo 15 SE - AMD Ryzen 9-5900HX
7,663
2021 ROG Zephyrus Duo 15 SE - AMD Ryzen 7-5800H
7,098
Alienware M15 R4 - Intel Core i9-10980HK
7,013
Alienware M15 R4 - Intel Core i7-10870H
6,596
Supports larger memory

The 2021 ROG Zephyrus Duo 15 SE supports a larger memory capacity than the Alienware M15 R4. It supports up to 48GB versus 32GB of system memory on the Alienware M15 R4.

Max system memory size
2021 ROG Zephyrus Duo 15 SE
48 GB
Alienware M15 R4
32 GB
Supports faster memory

The 2021 ROG Zephyrus Duo 15 SE 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.

Memory type and speed
2021 ROG Zephyrus Duo 15 SE - DDR4
3,200 MHz
Alienware M15 R4 - DDR4
2,933 MHz
Upgradable memory

The 2021 ROG Zephyrus Duo 15 SE 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 M15 R4 since it has onboard memory.

Memory2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Slots
x1
Onboard
TypeDDR4DDR4

Alienware M15 R4 Pros

Reasons that Alienware M15 R4 is better than 2021 ROG Zephyrus Duo 15 SE.

About 15% lighter

Alienware M15 R4 weighed 4.65 pounds, 15% lighter than the 5.47 pounds 2021 ROG Zephyrus Duo 15 SE.

Weight2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Pound
5.47 lbs.
4.65 lbs.
Kilogram
2.48 kg
2.11 kg

Prices

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

2021 ROG Zephyrus Duo 15 SE Price
ASUS ROG Zephyrus Duo 16 (2022) Gaming Laptop, 16” 165Hz IPS Type WUXGA 16:10 Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 6800H, 16GB DDR5, 1TB SSD, Windows 11, GX650RM-ES74
 ASUS ROG Zephyrus Duo 16 (2022) Gaming Laptop, 16” 165Hz IPS Type WUXGA 16:10 Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 6800H, 16GB DDR5, 1TB SSD, Windows 11, GX650RM-ES74
By ASUS
$2,059.99
$2,499.99 18% OFF
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ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz IPS Type FHD Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 5800H, 16GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Home, GX551QM-ES76
 ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz IPS Type FHD Display, NVIDIA GeForce RTX 3060, AMD Ryzen 7 5800H, 16GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Home, GX551QM-ES76
By ASUS
$1,099.99
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ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz FHD IPS Type Display, NVIDIA GeForce RTX 3080, AMD Ryzen 9 5900HX, 32GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Pro, GX551QS-XS98
 ASUS ROG Zephyrus Duo SE 15 Gaming Laptop, 15.6” 300Hz FHD IPS Type Display, NVIDIA GeForce RTX 3080, AMD Ryzen 9 5900HX, 32GB DDR4, 1TB PCIe SSD, Per-Key RGB Keyboard, Windows 10 Pro, GX551QS-XS98
By ASUS
$2,199.99
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Alienware M15 R4 Price
Alienware m15 R4 RTX 3070 Gaming Laptop Full HD (FHD), 15.6 inch - Intel Core i7-10870H, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 8GB GDDR6, Windows 10 Home - Lunar Light
 Alienware m15 R4 RTX 3070 Gaming Laptop Full HD (FHD), 15.6 inch - Intel Core i7-10870H, 16GB DDR4 RAM, 1TB SSD, NVIDIA GeForce RTX 3070 8GB GDDR6, Windows 10 Home - Lunar Light
By Dell
$1,740.00
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Alienware - m15 R4-15.6" FHD Gaming Laptop - Intel Core i7-16GB Memory - Nvidia RTX3070-512GB Solid State Drive - Dark Side of The Moon
 Alienware - m15 R4-15.6" FHD Gaming Laptop - Intel Core i7-16GB Memory - Nvidia RTX3070-512GB Solid State Drive - Dark Side of The Moon
By Dell
$1,999.99
See at Amazon
Alienware m15 R4 Gaming Laptop, 15.6 inch Full HD (FHD) - Intel Core i7-10870H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce RTX 3060 6GB GDDR6, Windows 10 Home - Lunar Light
 Alienware m15 R4 Gaming Laptop, 15.6 inch Full HD (FHD) - Intel Core i7-10870H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce RTX 3060 6GB GDDR6, Windows 10 Home - Lunar Light
By Alienware
$2,099.99
See at Amazon

Specs Comparison

Availability

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Released20212021
Release DateAnnounced on February 1, 2021
  • Announced on January 12, 2021 (CES 2021)
  • Available on January 26, 2021
Pricing-Starting at $2,149.99
Generations

Exterior

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Dimensions14.17 x 10.55 x 0.82” (360 x 268 x 20.9 mm)
  • 14.19” x 10.879” x 0.724 - 0.807 - 0.776” (360.3 mm x 276.32 mm x 18.39 - 20.5 - 19.7 mm)
    Alienware M15 R4 with OLED display models
  • 14.19” x 10.863” x 0.701 - 0.783 - 0.776” (360.3 mm x 275.92 mm x 17.8 - 19.9 - 19.7 mm)
    Alienware M15 R4 with 300Hz display models
Weight5.47 lbs (2.48 kg)Starting at 4.65 lbs (2.10 kg) up to 5.51 lbs (2.50 kg)
Colors
Black
  • Dark Side of the Moon with High Endurance Clear Coat
  • Lunar Light with High Endurance Clear Coat
Keyboard and Trackpad
  • Full-size Backlit Chiclet Keyboard Per-Key RGB
  • Supports ASUS AURA Sync
  • 1.4mm key travel
  • N-KEY rollover
  • Keyboard
    • Alienware mSeries 4-Zone AlienFX RGB keyboard.
    • 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.

Display

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Size15.6 Inches15.6 Inches
InfoMain Screen
  • 15.6” 4K UHD 120Hz
    16:9 3840 x 2160 120Hz 3ms 132.7% sRGB 100% Adobe RGB Non-touch IPS Level Anti-Glare FreeSync Pantone Validated
  • 15.6” FHD 300Hz
    16:9 1920 x 1080 300Hz 3ms 100% sRGB 75.35% Adobe RGB Non-touch IPS Level Anti-Glare Adaptive-Sync Pantone Validated
ScreenPad™ Plus
  • 14.1” UHD 60Hz
    3840 x 1100 60Hz 72% NTSC touchscreen IPS Level Anti-Glare
  • 14.1” FHD 60Hz
    1920x550 60Hz 72% NTSC touchscreen IPS Level Anti-Glare
 
  • 15.6” FHD with 300Hz
    1920 x 1080 141 PPI 3ms response time 300 nits 16:9 100% sRGB color gamut Anti-glare WVA 6.3W
  • 15.6” UHD with 60Hz
    3840 x 2160 OLED 282 PPI 1ms response time 400 nits 16:9 HDR-400 100% DCI-P3 color gamut 100000:1 contrast ratio TrueLife Tobii Eyetracking technology WVA 14.8W

Ports

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
2021 ROG Zephyrus Duo 15 SE Ports
Image Source: ASUS
  • 1 x USB Type-C™
    Supports USB 3.2 Gen 2, DisplayPort 1.4, PD input 20 V/5A；output 5 V/3A
  • 3 x USB Type-A 3.2 Gen 2
  • 1 x HDMI 2.0b
  • 1 x Audio combo jack
  • 1 x RJ45
  • 1 x MicroSD card reader
    Supports MicroSD 4.0, with Bus Speed 312MB/s
  • 1 x DC-in
Alienware M15 R4 Ports
Image Source: Dell
  • 1 x Thunderbolt™ 3 Port
    Supports USB Type-C™ with support for USB 3.2 Gen 2 10Gbps, 40Gbps Thunderbolt, and DisplayPort 1.2.
  • 2 x Type-A USB 3.2 Gen 1 Port
  • 1 x Type-A USB 3.2 Gen 1 port with PowerShare technology
  • 1 x RJ-45 Killer™ Ethernet E3000 10/100/1000Mbps/2.5Gbps Port
  • 1 x Alienware Graphics Amplifier Port
  • 1 x HDMI 2.1
    Supports up to 4K@120Hz display out.
  • 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)
  • 1 x microSD 5.1, UHD-II HD312 Card Reader
  • 1 x Power/DC-in Port

Internal Specs

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Processor
  1. AMD Ryzen™ 7 5800H
    8 cores, 16 threads, 3.20 → 4.40 GHz, 4MB L2 Cache, 16MB L3 Cache, 45W
  2. AMD Ryzen™ 9 5900HX
    8 cores, 16 threads, 3.30 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 45W
  1. 10th Gen Intel® Core™ i7-10870H
    8 cores, 16 threads, 2.20 → 5.00 GHz, 16MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i9-10980HK
    8 cores, 16 threads, 2.40 → 5.30 GHz, 16MB SmartCache, 45W
Integrated Graphics
  1. AMD Ryzen™ 7 5800H
    AMD Radeon™ Graphics
    8 Graphics Cores, 2000 MHz
  2. AMD Ryzen™ 9 5900HX
    AMD Radeon™ Graphics
    8 Graphics Cores, 2100 MHz
  1. 10th Gen Intel® Core™ i7-10870H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  2. 10th Gen Intel® Core™ i9-10980HK
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1250 MHz
Memory
16GB 32GB 48GB
Dual-Channel LPDDR4 3200MHz Memory.
1 x 16GB Onboard Memory and 1 x SODIMM slot
8 GB 16 GB 32 GB
2933 MHz Dual-channel DDR4 RAM
Onboard memory.
Discrete Graphics
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1802MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 VRAM, with ROG Boost up to 1660MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3080
    16GB GDDR6 VRAM, with ROG Boost up to 1645MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 VRAM.
  • NVIDIA® GeForce RTX™ 3080
    8GB GDDR6 VRAM.
Storage
512GB 1TB 2TB
M.2 NVMe PCIe 3.0.
2 x M.2 SSD slots, supports RAID-0.
Available Slots
  • One M.2 2230 slot (Up to 512GB)
  • Two M.2 2230/2280 slots (Up to 2TB each)
Single Drive
  • 256 GB PCIe M.2 SSD
  • 512 GB PCIe M.2 SSD
  • 1 TB PCIe M.2 SSD
  • 2 TB PCIe M.2 SSD
RAID-0
  • 512GB (2x256 PCIe M.2 SSD) RAID0
  • 1TB (2x 512 PCIe M.2 SSD) RAID0
  • 2TB (2x 1TB PCIe M.2 SSD) RAID0
  • 4TB (2x 2TB PCIe M.2 SSD) RAID0
RAID-0 Plus
  • 1TB (2x 512GB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]
  • 2TB (2x 1TB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]
  • 4TB (2x 2TB PCIe M.2 SSD) RAID0 [Boot] + 512GB PCIe M.2 SSD [Storage]

Connectivity

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Wi-FiIntel® Wi-Fi 6 with Gig+ performance (802.11ax)
  • Rivet Killer Wi-Fi 6 AX1650i
    Dual Band 2.4 GHz/5 GHz up to 2400 Mbps, WiFi 802.11a/b/g/n/ac/ax.
BluetoothBluetooth 5.1
  • Rivet Killer Wi-Fi 6 AX1650i › Bluetooth 5.1
Ethernet Gigabit LAN
Speed: 10/100/1000 Mbps.
  • Killer™ Ethernet E3100X PCI-e Gigabit ethernet controller
    Transfer rate: 10/100/1000/2500 Mbps

Battery

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Size90 Wh (4-cell lithium-ion)86 WHr, 6-cell smart lithium-ion with Alienware Battery Defender
Power Supply
240W 280W
  ø6.0 mm power adapter.
Supports USB-C™ Power Delivery 3.0 up to 100W
240W (19.50 VDC/12.31A)

Software

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
OS
  • Windows 10 Home
  • Windows 10 Pro
Windows 10 Home Windows 10 Pro
Upgradable to Windows 11
Built-in Apps
Armoury Crate Screen Xpert Aura Creator 1M Xbox Game Pass
  • 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

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
CameraNo built-in webcam.Front-facing camera
Alienware FHD (1920x1080 resolution) camera.
Audio
  • 2 x 4W speaker with Smart Amp Technology.
  • 2 x 2W tweeter.
  • Supports Dolby Atmos.
  • Built-in array microphone
  • Two-Way AI Noise Cancelation
  • Controller: Realtek ALC3281-CG
    • 7.1 Digital Audio out using HDMI out connection
    • Alienware Sound Center via Alienware Command Center
  • Speakers:
    • 2-Way (Woofer/Tweeter) Stereo Speaker Design
    • Includes Discrete Smart Amp Woofer technology
  • Microphone:
    • Digital-array microphones in the camera assembly

Misc

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
Sensors-
  • Tobii Eyetracking technology (optional)
Security-
  • Wedge-shaped lock slot
More-CHASIS
  • Based on Alienware's Legend industrial design language
  • Engineered with Alienware's Advanced Cryo-Tech Cooling technology
  • Engineered with HyperEfficient Voltage Regulation
  • Constructed with a Magnesium Alloy exterior shell and copper alloy thermal components

Key Features

2021 ROG Zephyrus Duo 15 SEAlienware M15 R4
At Glance
Released in Early
2021
16:9 4K 120Hz
15.6”
w/ ScreenPad+
Weight
5.47 lb
2.48 kg
Up to
AMD Ryzen 9-5900HX
8C/16T, 3.30 → 4.60 GHz
Geekbench 5
1,416
Single Core
Geekbench 5
7,663
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 2100 MHz
Upgradable up to
48GB
3200 MHz DDR4
2021 ROG Zephyrus Duo 15 SE Ports
Nvidia GeForce
RTX 3080
16GB GDDR6 115W TGP
Released in Early
2021
16:9 FHD
15.6”
1080p 300Hz
Weight
4.65 lb
2.11 kg
Up to
Intel Core i9-10980HK
8C/16T, 2.40 → 5.30 GHz
Geekbench 5
1,223
Single Core
Geekbench 5
7,013
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1250 MHz
Configurable up to
32GB
2933 MHz DDR4
Alienware M15 R4 Ports
Nvidia GeForce
RTX 3080
8GB GDDR6

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