ROG Zephyrus M15 vs. ROG Zephyrus S17 (2021): Full specs comparison

The following is a comprehensive comparison of the ROG Zephyrus M15 and ROG Zephyrus S17 (2021) specifications, including details on CPU, memory, storage, battery life, display quality, and other features.

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ROG Zephyrus M15 image

ROG Zephyrus M15

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ROG Zephyrus S17 (2021) image

ROG Zephyrus S17 (2021)

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ROG Zephyrus M15 Pros

Reasons that ROG Zephyrus M15 is better than ROG Zephyrus S17 (2021).

About 28% lighter

ROG Zephyrus M15 weighed 4.18 pounds, 28% lighter than the 5.73 pounds ROG Zephyrus S17 (2021).

WeightROG Zephyrus M15ROG Zephyrus S17 (2021)
Pound
4.18 lbs.
5.73 lbs.
Kilogram
1.90 kg
2.60 kg

ROG Zephyrus S17 (2021) Pros

Reasons that ROG Zephyrus S17 (2021) is better than ROG Zephyrus M15.

Newer manufacturing

2021 vs. 2020

Slightly faster CPU performance

Intel Core i9-11900H inside ROG Zephyrus S17 (2021) has a 18% better multi-core CPU performance score than the Intel Core i7-10875H inside ROG Zephyrus M15.

Geekbench 5 multi-core score
ROG Zephyrus S17 (2021) - Intel Core i9-11900H
8,121
ROG Zephyrus S17 (2021) - Intel Core i7-11800H
7,908
ROG Zephyrus M15 - Intel Core i7-10875H
6,874
ROG Zephyrus M15 - Intel Core i7-10750H
5,412
10% larger display

ROG Zephyrus S17 (2021) has a 17.3-inch screen size 10% larger than the 15.6-inch ROG Zephyrus M15.

Display size
ROG Zephyrus S17 (2021)
17.3-inch
ROG Zephyrus M15
15.6-inch

Key Similars

Similar characteristics share between ROG Zephyrus M15 and ROG Zephyrus S17 (2021).

Supports the same maximum memory size of up to 48GB

Both laptops supports up to 48GB of system memory.

Max system memory size
ROG Zephyrus M15
48 GB
ROG Zephyrus S17 (2021)
48 GB
Uses the same memory type and speed

Both laptops supports the same 3200MHz DDR4 RAM.

Memory type and speed
ROG Zephyrus M15 - DDR4
3,200 MHz
ROG Zephyrus S17 (2021) - DDR4
3,200 MHz
Upgradable memory

Both laptops come with available RAM slots that allow you to replace or upgrade when needed.

MemoryROG Zephyrus M15ROG Zephyrus S17 (2021)
Slots
x1
x0,1
TypeDDR4DDR4

Prices

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

ROG Zephyrus M15 Price
Newest Asus ROG Zephyrus M15 15.6" FHD 240Hz IPS Premium Gaming Laptop, 10th Gen Intel Core i7-10750H, 16GB RAM, 1TB PCIe SSD, NVIDIA GeForce RTX 2070 Max-Q 8GB GDDR6, RGB Backlit Keyboard, Windows 10
 Newest Asus ROG Zephyrus M15 15.6" FHD 240Hz IPS Premium Gaming Laptop, 10th Gen Intel Core i7-10750H, 16GB RAM, 1TB PCIe SSD, NVIDIA GeForce RTX 2070 Max-Q 8GB GDDR6, RGB Backlit Keyboard, Windows 10
By asus
$1,799.00
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Laptop Brushed Black Top Cover US English Backlit Keyboard Palmrest Touchpad Assembly 6053B1883901 Compatible Replacement Spare Part for Asus ROG Zephyrus M15 GU502 Series
 Laptop Brushed Black Top Cover US English Backlit Keyboard Palmrest Touchpad Assembly 6053B1883901 Compatible Replacement Spare Part for Asus ROG Zephyrus M15 GU502 Series
By Generic
$172.49
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Laptop Prism Gray Top Cover US English Backlit Keyboard Palmrest Touchpad Assembly 6053B1798501 Compatible Replacement Spare Part for Asus ROG Zephyrus M15 GU502 Series
 Laptop Prism Gray Top Cover US English Backlit Keyboard Palmrest Touchpad Assembly 6053B1798501 Compatible Replacement Spare Part for Asus ROG Zephyrus M15 GU502 Series
By Generic
$109.24
See at Amazon
ROG Zephyrus S17 (2021) Price
ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 120Hz 4K Display, NVIDIA GeForce RTX 3080, Intel Core i9-11900H, 32GB DDR4, 3TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HS-XB99
 ASUS ROG Zephyrus S17 (2021) Gaming Laptop, 17.3” 120Hz 4K Display, NVIDIA GeForce RTX 3080, Intel Core i9-11900H, 32GB DDR4, 3TB SSD, Per-Key RGB Keyboard, Thunderbolt 4, Windows 10, GX703HS-XB99
By ASUS
$2,559.81
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ASUS ROG Zephyrus M16 Gaming Laptop, 16" QHD Display, Intel 14-Core i9-13900H, GeForce RTX 4070 (Up to 5.40GHz), 32GB DDR5, 2TB NVMe 4.0, TB 4, RGB KB, WiFi 6, VR Ready, PDG HDMI Cable, Win 11 Pro
 ASUS ROG Zephyrus M16 Gaming Laptop, 16" QHD Display, Intel 14-Core i9-13900H, GeForce RTX 4070 (Up to 5.40GHz), 32GB DDR5, 2TB NVMe 4.0, TB 4, RGB KB, WiFi 6, VR Ready, PDG HDMI Cable, Win 11 Pro
By ASUS
$2,049.99
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Asus ROG Zephyrus G14 Gaming Laptop 14" QHD+ 165Hz 500nits AMD 8-Core Zen4 Ryzen 9 7940HS (>i9-12900H) 16GB RAM 1TB SSD GeForce RTX 4060 8GB Graphic Backlit USB4 Fast Charging Win11 White + HDMI Cable
 Asus ROG Zephyrus G14 Gaming Laptop 14" QHD+ 165Hz 500nits AMD 8-Core Zen4 Ryzen 9 7940HS (>i9-12900H) 16GB RAM 1TB SSD GeForce RTX 4060 8GB Graphic Backlit USB4 Fast Charging Win11 White + HDMI Cable
By Asus
$1,269.00
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Specs Comparison

Availability

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Released20202021
Release Date-Announced on May 11, 2021
Generations-

Exterior

ROG Zephyrus M15ROG Zephyrus S17 (2021)
DimensionsBrushed Black models
  • 14.17” x 9.92” x 0.74” (360 x 252 x 18.9 mm)
Prism Gray / Black
  • 14.17” x 9.92” x 0.78” (360 x 252 x 19.9 mm)
15.51” x 10.39” x 0.78” (394 x 264 x 19.9 mm)
Weight4.18 lbs (1.9 kg)5.73 lbs (2.60 kg)
Colors
Brushed Black Prism Gray
Black
Keyboard and Trackpad
  • Backlit chicklet keyboard
  • Brushed Black: Per-key RGB lighting
  • Prism Gray / Black: One-zone RGB lighting
  • Aura Sync
  • Hotkeys: Volume up / Volume down / Microphone mute / ROG Armoury Crate
  • N key rollover
  • Full-size backlit chicklet keyboard
    5° angle lift 1.9 mm key travel 0.15 keycap dish Per-Key RGB Aura Sync N key rollover
  • Hotkeys
    Volume up Volume down Microphone mute ROG Armoury Crate
  • Integrated Fingerprint Sensor
  • Trackpad - 125% larger and more accurate matte glass precision trackpad.

Display

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Size15.6 Inches17.3 Inches
Info
  • 15.6-inch 4K UHD (3840x2160) IPS-level panel, 60Hz, 100% Adobe RGB, Pantone® Validated
  • 15.6-inch Full HD (1920x1080) IPS-level panel, 240Hz, 3ms, 100% sRGB, Pantone® Validated
  • 15.6-inch Full HD (1920x1080) IPS-level panel, 144Hz
  • 17.3” 4K UHD 120Hz Display
    16:9 Aspect Ratio 3840 x 1600 IPS 120Hz refresh rate 3ms response time 500-nits Dolby Vision Patone Validated 100% DCI-P3 Anti-Glare
  • 17.3” WQHD 165Hz Display
    16:9 Aspect Ratio 3840 x 1600 IPS 120Hz refresh rate 3ms response time Nvidia G-Sync Patone Validated 100% DCI-P3 Anti-Glare

Ports

ROG Zephyrus M15ROG Zephyrus S17 (2021)
ROG Zephyrus M15 Ports
Image Source: ASUS
  • 1 x Thunderbolt™ 3
    with USB 3.2 Gen 2 Type-C, DisplayPort™ 1.4 and Power Delivery.
  • 1 x USB 3.2 Gen 2 Type-A
  • 2 x USB 3.2 Gen 1 Type-A
  • 1 x HDMI 2.0b
  • 1 x 3.5mm Audio jack (ESS Hi-Fi DAC)
  • 1 x Audio jack mic-in
  • 1 x Kensington lock
  • 1 x RJ-45 jack
ROG Zephyrus S17 (2021) Ports
Image Source: ASUS
  • 1 x Thunderbolt™ 4
    with USB 4 Type-C, DisplayPort™ 1.4 and  100W Power Delivery 3.0.
  • 1 x USB-C 3.2 Gen 2
    Supports DisplayPort™ and  100W Power Delivery 3.0.
  • 3 x USB-A 3.2 Gen 2
  • 1 x HDMI 2.0b
  • 1 x RJ-45 jack
  • 1 x SD Card Reader 
    Supports UHS-II up to 312 MB/s.
  • 1 x 3.5mm Audio jack
  • 1 x DC-in

Internal Specs

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Processor
  1. 10th Gen Intel® Core™ i7-10750H
    6 cores, 12 threads, 2.60 → 5.00 GHz, 12MB SmartCache, 45W
  2. 10th Gen Intel® Core™ i7-10875H
    8 cores, 16 threads, 2.30 → 5.10 GHz, 16MB SmartCache, 45W
  1. 11th Gen Intel® Core™ i7-11800H
    8 cores, 16 threads, 2.30 → 4.60 GHz, 24MB SmartCache, 45W
  2. 11th Gen Intel® Core™ i9-11900H
    8 cores, 16 threads, 2.50 → 4.90 GHz, 24MB SmartCache, 45W
Integrated Graphics
  1. 10th Gen Intel® Core™ i7-10750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 MHz
  2. 10th Gen Intel® Core™ i7-10875H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1200 MHz
  1. 11th Gen Intel® Core™ i7-11800H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
  2. 11th Gen Intel® Core™ i9-11900H
    Intel® UHD Graphics
    32 Execution Units, 350 → 1450 MHz
MemoryUp to 48GB DDR4 3200MHz SDRAM
16GB on-board memory.
Up to 48GB DDR4 3200MHz SDRAM
1 x 16GB on-board memory and 1 x SO-DIMM slot up to 32GB of DDR4 SDRAM.
Discrete GraphicsROG Zephyrus M15 GU502LW
  • NVIDIA® GeForce® RTX 2070 with 8GB GDDR6 VRAM (Boost Clock: 1360MHz, 90W)
ROG Zephyrus M15 GU502LV
  • NVIDIA® GeForce® RTX 2060 with 8GB GDDR6 VRAM (Boost Clock: 1450MHz, 90W)
ROG Zephyrus M15 GU502LU
  • NVIDIA® GeForce® GTX 1660 Ti with 6GB GDDR6 VRAM (Boost Clock: 1690MHz 80W)
  • NVIDIA® GeForce RTX™ 3060 - 6GB GDDR6
    Supports ROG Boost up to 1802MHz at 115W (130W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070 - 8GB GDDR6
    Supports ROG Boost up to 1660MHz at 125W (140W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3080 - 16GB GDDR6
    Supports ROG Boost up to 1645MHz at 125W (140W with Dynamic Boost).
Storage
  • Single
    • 512GB 1TB
      M.2 NVMe PCIe SSD
  • Dual
    • 512GB+512GB 1TB+1TB
      M.2 NVMe PCIe SSD
      Supports RAID 0.
  • Single
    • 512GB 1TB
      M.2 NVMe PCIe 4.0 SSD
  • Dual
    • 2 x 512GB 2 x 1TB
      M.2 NVMe PCIe 4.0 SSD
      Supports RAID 0.
  • Triple
    • 3 x 512GB 3 x 1TB
      M.2 NVMe PCIe 4.0 SSD
      Supports RAID 0.

Connectivity

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Wi-FiIntel® Wi-Fi 6 with Gig+ performance (802.11ax)Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.1Bluetooth 5.2
Ethernet
  • Gigabit LAN
    Speed: 10/100/1000 Mbps.
 Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Size-90 Wh
4-cell Li-ion battery
Battery Life
  • Up to 7 hours and 47 minutes
    Web Browsing.
  • Up to 8 hours and 41 minutes
    Video Playback.
-
Power Supply
  • 230W power adaptor
    Propriety charger.
  • Supports charging via USB-C
    Supports USB Type-C PD 3.0 up to 65W.
  • 280W power adaptor
    Propriety charger.
  • Supports charging via USB-C
    Supports USB Type-C PD 3.0 up to 10W.

Software

ROG Zephyrus M15ROG Zephyrus S17 (2021)
OS
  • Windows 10 Home
  • Windows 10 Pro
Windows 10 Pro
Built-in Apps
Armoury Crate GameFirst VI GameVisual Sonic Studio III
Armoury Crate 1M Xbox Game Pass GameVisual Scenario Profiles Multiwheel Android/iOS App Office 365 Trial

Camera & Audio

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Camera
  • No Built-in camera.
HD Front-facing camera
720p (1280 x 720) camera.
Audio
  • 2 speakers with Smart AMP technology
  • Array Microphone
  • 2 x 1W tweeter with Smart Amp Technology
  • Audio by Dolby Atmos
  • Built-in array microphone
  • AI mic noise-canceling

Misc

ROG Zephyrus M15ROG Zephyrus S17 (2021)
Sensors-The fingerprint sensor on the power button
Security-
  • BIOS Administrator Password and User Password Protection
  • Kensington Lock
  • Fingerprint Authentication
In the box-
  • ROG Ranger BP2701 Gaming Backpack
  • ROG Delta headset
  • ROG Chakram Core mouse P511
  • TYPE-C, 100W AC Adapter
    Output: 20V DC, 5A, 100W, Input: 100~240V AC 50/60Hz universal

Key Features

ROG Zephyrus M15ROG Zephyrus S17 (2021)
At Glance
Released in
2020
16:0
15.6”
1080p 240Hz
Weight
4.18 lb
1.90 kg
Up to
Intel Core i7-10875H
8C/16T, 2.30 → 5.10 GHz
Geekbench 5
1,192
Single Core
Geekbench 5
6,874
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1200 MHz
Upgradable up to
48GB
3200 MHz DDR4
ROG Zephyrus M15 Ports
Nvidia GeForce
RTX 2070
8GB GDDR6 80W TGP
Released in Mid
2021
16:9
17.3”
1600p 165Hz
Weight
5.73 lb
2.60 kg
Up to
Intel Core i9-11900H
8C/16T, 2.50 → 4.90 GHz
Geekbench 5
1,430
Single Core
Geekbench 5
8,121
Multi-Core
With integrated
Intel® UHD Graphics
32 Execution Units, 350 → 1450 MHz
Upgradable up to
48GB
3200 MHz DDR4
ROG Zephyrus S17 (2021) Ports
Nvidia GeForce
RTX 3080
16GB GDDR6 125W TGP

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