ROG Zephyrus M15 vs. 2021 ROG Zephyrus G14: Which is better?

Here is a side by side comparison between ROG Zephyrus M15 and 2021 ROG Zephyrus G14 specs including CPU, RAM, storage, battery, display, and more.

ROG Zephyrus M15 Pros

Reasons that ROG Zephyrus M15 is better than 2021 ROG Zephyrus G14.

Supports larger memory

ROG Zephyrus M15 supports a larger memory capacity than the 2021 ROG Zephyrus G14. It supports up to 48GB versus 32GB of system memory on the 2021 ROG Zephyrus G14.

Max system memory size
ROG Zephyrus M15
48 GB
2021 ROG Zephyrus G14
32 GB
11% larger display

ROG Zephyrus M15 has a 15.6-inch screen size 11% larger than the 14-inch 2021 ROG Zephyrus G14.

Display size
ROG Zephyrus M15
15.6-inch
2021 ROG Zephyrus G14
14-inch

2021 ROG Zephyrus G14 Pros

Reasons that 2021 ROG Zephyrus G14 is better than ROG Zephyrus M15.

About 16% lighter

The 2021 ROG Zephyrus G14 weighed 3.53 pounds, 16% lighter than the 4.18 pounds ROG Zephyrus M15.

WeightROG Zephyrus M152021 ROG Zephyrus G14
Pound
4.18 lbs.
3.53 lbs.
Kilogram
1.90 kg
1.60 kg

Key Similars

Similar characteristics share between ROG Zephyrus M15 and 2021 ROG Zephyrus G14.

Similar CPU performance

Both laptops has a similar multi-core CPU performance score.

Geekbench 5 multi-core score
2021 ROG Zephyrus G14 - AMD Ryzen 9-5900HS
7,162
ROG Zephyrus M15 - Intel Core i7-10875H
6,874
2021 ROG Zephyrus G14 - AMD Ryzen 7-5800HS
6,454
ROG Zephyrus M15 - Intel Core i7-10750H
5,412
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
2021 ROG Zephyrus G14 - DDR4
3,200 MHz
Upgradable memory

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

MemoryROG Zephyrus M152021 ROG Zephyrus G14
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
$1,999.00
ASUS ROG Zephyrus M15 15.6" 4K Ultra HD (3840 x 2160) Gaming Laptop, Intel Core i7-10750H, 16GB Memory, 1TB SSD, NVIDIA GeForce RTX 2060, Windows 10, Prism Black
ASUS ROG Zephyrus M15 15.6" 4K Ultra HD (3840 x 2160) Gaming Laptop, Intel Core i7-10750H, 16GB Memory, 1TB SSD, NVIDIA GeForce RTX 2060, Windows 10, Prism Black
By ASUS
$959.99
ASUS ROG Zephyrus M15 Gaming Laptop: 10th Gen Core i7-10750H, RTX 2070, 1TB SSD, 16GB RAM, 15.6-inch 240Hz Full HD Display (Renewed)
ASUS ROG Zephyrus M15 Gaming Laptop: 10th Gen Core i7-10750H, RTX 2070, 1TB SSD, 16GB RAM, 15.6-inch 240Hz Full HD Display (Renewed)
By ASUS
$1,499.00
2021 ROG Zephyrus G14 Price
ASUS ROG Zephyrus G14 14.0" 144Hz FHD IPS Gaming Laptop (AMD Ryzen 7 5800HS 8-Core, 16GB RAM, 512GB SSD, GeForce RTX 3060 6GB GDDR6, Backlit KYB, Fingerprint, WiFi 6, BT 5.2, Win 11 Home) w/Hub
ASUS ROG Zephyrus G14 14.0" 144Hz FHD IPS Gaming Laptop (AMD Ryzen 7 5800HS 8-Core, 16GB RAM, 512GB SSD, GeForce RTX 3060 6GB GDDR6, Backlit KYB, Fingerprint, WiFi 6, BT 5.2, Win 11 Home) w/Hub
By ASUS
$949.99
ASUS Zephyrus G14 Moonlight White Gaming Laptop 14.0" 165 Hz WQXGA (AMD Ryzen 9 7940HS 8-Core, GeForce RTX 4060 8GB, 32GB DDR5, 2TB PCIe SSD, RGB KYB, WiFi 6, BT 5.3, Win 11 Pro) w/Dockztorm Hub
ASUS Zephyrus G14 Moonlight White Gaming Laptop 14.0" 165 Hz WQXGA (AMD Ryzen 9 7940HS 8-Core, GeForce RTX 4060 8GB, 32GB DDR5, 2TB PCIe SSD, RGB KYB, WiFi 6, BT 5.3, Win 11 Pro) w/Dockztorm Hub
By ASUS
$1,499.00
ASUS ROG Zephyrus G14 Gaming Laptop, MUX Switch, 14.0" QHD(2560 x 1440) 16:10 165Hz Display, AMD Ryzen 7 7735HS, GeForce RTX 4050 6GB GDDR6, Win 11 Home, w/Mouse Pad (16GB RAM |1TB PCIe SSD)
ASUS ROG Zephyrus G14 Gaming Laptop, MUX Switch, 14.0" QHD(2560 x 1440) 16:10 165Hz Display, AMD Ryzen 7 7735HS, GeForce RTX 4050 6GB GDDR6, Win 11 Home, w/Mouse Pad (16GB RAM |1TB PCIe SSD)
By ASUS
$1,156.99

Availability

ROG Zephyrus M152021 ROG Zephyrus G14
Released20202021
Release Date-Announced on January 13, 2021 (CES 2021)
Generations

Exterior

ROG Zephyrus M152021 ROG Zephyrus G14
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)
  • 12.76 x 8.66 x 0.70” (324 x 220 x 17.9 mm) 
    Regular ROG Zephyrus G14 models
  • 12.76 x 8.66 x 0.78” (324 x 220 x 1.99 mm)
    ROG Zephyrus G14 with AniMe Matrix™ models
Weight4.18 lbs (1.9 kg)
  • 3.53 lbs (1.60 kg) 
    Regular ROG Zephyrus G14 models
  • 3.75 lbs (1.70 kg)
    ROG Zephyrus G14 with AniMe Matrix™ models
Colors
Brushed Black Prism Gray
Eclipse Gray Moonlight White
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 keyboard
    ROG Overstroek Calibrated Keystrokes N-Key Rollover Fast-Actuating Key Switches
  • Fingerprint login on the power button
  • Gaming Hotkeys
    Volume down volume up mute Armoury Crate
  • Precision Touchpad

Display

ROG Zephyrus M152021 ROG Zephyrus G14
Size15.6 Inches14 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
  • 14” WQHD 120Hz
    16:9 2560 x 1440 IPS-level panel 120Hz 100% DCI-P3 Pantone® Validated Adaptive Sync
  • 14” FHD 144Hz
    16:9 1920 x 1080 IPS-level panel 144Hz 100% sRGB 75.35% Adode RGB Pantone® Validated Adaptive Sync

Ports

ROG Zephyrus M152021 ROG Zephyrus G14
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
2021 ROG Zephyrus G14 Ports
Image Source: ASUS
Left (4)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps), DisplayPort 1.4, Power Delivery
  • 1 x HDMI
    v2.0b
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x power port
Right (4)
  • 1 x USB-C
    USB 3.2 Gen 2 (10 Gbps)
  • 2 x USB-A
    USB 3.2 Gen 1 (5 Gbps)
  • 1 x lock slot

Internal Specs

ROG Zephyrus M152021 ROG Zephyrus G14
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. AMD Ryzen™ 7 5800HS
    8 cores, 16 threads, 2.80 → 4.40 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W
  2. AMD Ryzen™ 9 5900HS
    8 cores, 16 threads, 3.00 → 4.60 GHz, 4MB L2 Cache, 16MB L3 Cache, 35W
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. AMD Ryzen™ 7 5800HS
    AMD Radeon™ Graphics
    8 Graphics Cores, 2000 MHz
  2. AMD Ryzen™ 9 5900HS
    AMD Radeon™ Graphics
    8 Graphics Cores, 2100 MHz
MemoryUp to 48GB DDR4 3200MHz SDRAM
16GB on-board memory.
16GB 32GB
Dual-Channel DDR4 3200MHz Memory.
1 x 8GB or 16GB Onboard Memory and 1 x SODIMM slot
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 GTX™ 1650
    4GB GDDR6 VRAM, with ROG Boost up to 1515MHz at 50W (65W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1382MHz at 60W (80W 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.
512GB 1TB
M.2 NVMe™ PCIe® 3.0 SSD
1 x M.2 2280 slot.

Connectivity

ROG Zephyrus M152021 ROG Zephyrus G14
Wi-FiIntel® Wi-Fi 6 with Gig+ performance (802.11ax)Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.1Bluetooth 5.1
Ethernet
  • Gigabit LAN
    Speed: 10/100/1000 Mbps.
-

Battery

ROG Zephyrus M152021 ROG Zephyrus G14
Size-76 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.
  • Up to 12.5 hours
    Video playback.
  • Up to 13.7 hours
    Web browsing.
Power Supply
  • 230W power adaptor
    Propriety charger.
  • Supports charging via USB-C
    Supports USB Type-C PD 3.0 up to 65W.
  • 180W
      ø6.0 mm power adapter.
  • 100W
      USB-C power adapter.

Software

ROG Zephyrus M152021 ROG Zephyrus G14
OS
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Home
  • Windows 10 Pro
Built-in Apps
Armoury Crate GameFirst VI GameVisual Sonic Studio III
Armoury Crate GameVisual

Camera & Audio

ROG Zephyrus M152021 ROG Zephyrus G14
Camera
  • No Built-in camera.
  • No Built-in camera.
  • Support external ROG GC21 camera support 1080p@60Hz.
Audio
  • 2 speakers with Smart AMP technology
  • Array Microphone
  • Speakers
    • 2 x 2.5W speaker with Smart Amp Technology.
    • 2 x 0.7W tweeter.
    • Supports Dolby Atmos.
    • 2.85x Louder Volume.
    • 1.71x More Bass.
    • 2.82x Dynamic Range.
  • Microphones
    • Built-in array microphone.
    • Two-Way AI Noise Cancelation.

Misc

ROG Zephyrus M152021 ROG Zephyrus G14
Security-
  • One-Touch Login
    Fingerprint on the power button.
  • Kensington Lock Slot

Key Features

ROG Zephyrus M152021 ROG Zephyrus G14
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
2021
16:9
14”
1440p 120Hz
Weight
3.53 lb
1.60 kg
Up to
AMD Ryzen 9-5900HS
8C/16T, 3.00 → 4.60 GHz
Geekbench 5
1,356
Single Core
Geekbench 5
7,162
Multi-Core
With integrated
AMD Radeon™ Graphics
8 Graphics Cores, 2100 MHz
Upgradable up to
32GB
3200 MHz DDR4
2021 ROG Zephyrus G14 Ports
Nvidia GeForce
RTX 3060
6GB GDDR6 60W TGP

Comparison Summary

ROG Zephyrus M15 vs. 2021 ROG Zephyrus G14

ASUS has released the ROG Zephyrus M15, a 15.6-inch machine, in 2020. It is powered by up to an octa-core Intel Core i7-10875H with a boost clock speed up to 5.10 GHz. The laptop has a dedicated GPU option up to Nvidia GeForce RTX 2070 with 8GB GDDR6 80W TGP.

On the other hand, we have the 14-inch ROG Zephyrus G14 was introduced by ASUS about a year later in 2021. It comes with up to an octa-core AMD Ryzen 9-5900HS with a boost clock speed up to 4.60 GHz. It has a dedicated GPU option up to Nvidia GeForce RTX 3060 with 6GB GDDR6 60W TGP.

Geekbench 5 Single Core

ROG Zephyrus M151
10th Gen Intel® Core™ i7-10750H1,13483.63%
2
10th Gen Intel® Core™ i7-10875H1,19287.91%
2021 ROG Zephyrus G141
AMD Ryzen™ 7 5800HS1,33498.38%
2
AMD Ryzen™ 9 5900HS1,356100.00%
01,356

Geekbench 5 Multi Core

ROG Zephyrus M151
10th Gen Intel® Core™ i7-10750H5,41275.57%
2
10th Gen Intel® Core™ i7-10875H6,87495.98%
2021 ROG Zephyrus G141
AMD Ryzen™ 7 5800HS6,45490.11%
2
AMD Ryzen™ 9 5900HS7,162100.00%
07,162

The ROG Zephyrus M15 has a 15.6-inch display which is slightly larger than the 14-inch 2021 ROG Zephyrus G14. In addition, the ROG Zephyrus M15 weighs 4.18 lbs. about 18% heavier than the 3.53 lbs. 2021 ROG Zephyrus G14. Moreover, measured at 14.17” x 9.92” x 0.78”, the ROG Zephyrus M15 is much bulkier than the 2021 ROG Zephyrus G14 at 12.76” x 8.66” x 0.78”.

ROG Zephyrus M152021 ROG Zephyrus G14

Moving over to upgradability, ASUS claims that the ROG Zephyrus M15 supports up to 48GB 3200 MHz DDR4 memory that you can upgrade with 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 2021 ROG Zephyrus G14, it supports up to 32GB 3200 MHz DDR4 memory that you can upgrade with memory module slots on the motherboard. It also has a single removable M.2 SSD slot that users can replace or upgrade when needed.

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