ROG Zephyrus S17 (2019) vs. 2021 ROG Zephyrus G15: Full specs comparison

We thoroughly analyzed technical specifications for ROG Zephyrus S17 (2019) and 2021 ROG Zephyrus G15 models, including CPU, memory, storage, battery life, display quality, and other features.

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ROG Zephyrus S17 (2019) image

ROG Zephyrus S17 (2019)

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2021 ROG Zephyrus G15 image

2021 ROG Zephyrus G15

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ROG Zephyrus S17 (2019) Pros

Reasons that ROG Zephyrus S17 (2019) is better than 2021 ROG Zephyrus G15.

10% larger display

ROG Zephyrus S17 (2019) has a 17.3-inch screen size 10% larger than the 15.6-inch 2021 ROG Zephyrus G15.

Display size
ROG Zephyrus S17 (2019)
17.3-inch
2021 ROG Zephyrus G15
15.6-inch

2021 ROG Zephyrus G15 Pros

Reasons that 2021 ROG Zephyrus G15 is better than ROG Zephyrus S17 (2019).

Newer manufacturing

2021 vs. 2019

Significantly faster CPU performance

AMD Ryzen 9-5900HS inside 2021 ROG Zephyrus G15 has a 46% better multi-core CPU performance score than the Intel Core i7-9750H inside ROG Zephyrus S17 (2019).

Geekbench 5 multi-core score
2021 ROG Zephyrus G15 - AMD Ryzen 9-5900HS
7,162
2021 ROG Zephyrus G15 - AMD Ryzen 7-5800HS
6,454
ROG Zephyrus S17 (2019) - Intel Core i7-9750H
4,880
Supports larger memory

The 2021 ROG Zephyrus G15 supports a larger memory capacity than the ROG Zephyrus S17 (2019). It supports up to 48GB versus 32GB of system memory on the ROG Zephyrus S17 (2019).

Max system memory size
2021 ROG Zephyrus G15
48 GB
ROG Zephyrus S17 (2019)
32 GB
Supports faster memory

The 2021 ROG Zephyrus G15 supports a faster memory speed than the ROG Zephyrus S17 (2019). It supports up to 3200MHz versus 2666MHz of system memory on the ROG Zephyrus S17 (2019).

Memory type and speed
2021 ROG Zephyrus G15 - DDR4
3,200 MHz
ROG Zephyrus S17 (2019) - DDR4
2,666 MHz
About 27% lighter

The 2021 ROG Zephyrus G15 weighed 4.19 pounds, 27% lighter than the 5.73 pounds ROG Zephyrus S17 (2019).

WeightROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Pound
5.73 lbs.
4.19 lbs.
Kilogram
2.60 kg
1.90 kg

Prices

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

ROG Zephyrus S17 (2019) Price
ASUS ROG Strix G16 (2023) Gaming Laptop, 16” 16:10 FHD 165Hz, GeForce RTX 4070, Intel Core i9-13980HX, 16GB DDR5, 1TB PCIe SSD, Wi-Fi 6E, Windows 11, G614JI-AS94, Eclipse Gray
 ASUS ROG Strix G16 (2023) Gaming Laptop, 16” 16:10 FHD 165Hz, GeForce RTX 4070, Intel Core i9-13980HX, 16GB DDR5, 1TB PCIe SSD, Wi-Fi 6E, Windows 11, G614JI-AS94, Eclipse Gray
By ASUS
$1,649.99
$1,999.99 18% OFF
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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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asus ROG Zephyrus G15 15.6'' 240Hz QHD Gaming Laptop, AMD Ryzen 9 6900HS, GeForce RTX 3080 8GB GDDR6, 40GB DDR5 RAM, 1TB PCIe SSD, Backlit Keyboard, HD Webcam, Win 11 Pro, Gray, 32GB USB Card
 asus ROG Zephyrus G15 15.6'' 240Hz QHD Gaming Laptop, AMD Ryzen 9 6900HS, GeForce RTX 3080 8GB GDDR6, 40GB DDR5 RAM, 1TB PCIe SSD, Backlit Keyboard, HD Webcam, Win 11 Pro, Gray, 32GB USB Card
By ASUS
$1,749.00
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2021 ROG Zephyrus G15 Price
ASUS - ROG Zephyrus 15.6" QHD Gaming Laptop - AMD Ryzen 9 - 16GB Memory - NVIDIA GeForce RTX 3070 - 1TB SSD - Eclipse Grey - Eclipse Grey
 ASUS - ROG Zephyrus 15.6" QHD Gaming Laptop - AMD Ryzen 9 - 16GB Memory - NVIDIA GeForce RTX 3070 - 1TB SSD - Eclipse Grey - Eclipse Grey
By ASUS
$1,559.83
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Asus ROG Zephyrus G15 Gaming Laptop | 15.6" WQHD 165Hz 100% DCI-P3 | AMD 8-Core Ryzen 9 6900HS (>i7-11370H) | 16GB DDR5 512GB+1TB SSD | GeForce RTX 3060 6GB | USB-C Backlit Win11 + HDMI Cable
 Asus ROG Zephyrus G15 Gaming Laptop | 15.6" WQHD 165Hz 100% DCI-P3 | AMD 8-Core Ryzen 9 6900HS (>i7-11370H) | 16GB DDR5 512GB+1TB SSD | GeForce RTX 3060 6GB | USB-C Backlit Win11 + HDMI Cable
By Asus
$1,249.00
See at Amazon
asus ROG Zephyrus G15 15.6'' 240Hz QHD Gaming Laptop, AMD Ryzen 9 6900HS, GeForce RTX 3080 8GB GDDR6, 40GB DDR5 RAM, 1TB PCIe SSD, Backlit Keyboard, HD Webcam, Win 11 Pro, Gray, 32GB USB Card
 asus ROG Zephyrus G15 15.6'' 240Hz QHD Gaming Laptop, AMD Ryzen 9 6900HS, GeForce RTX 3080 8GB GDDR6, 40GB DDR5 RAM, 1TB PCIe SSD, Backlit Keyboard, HD Webcam, Win 11 Pro, Gray, 32GB USB Card
By ASUS
$1,749.00
See at Amazon

Specs Comparison

Availability

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Released20192021
Applicable Models-
  • 2021 ROG Zephyrus G15
  • ROG Zephyrus G15 (2021)
  • ROG Zephyrus G15 GA503
  • ROG Zephyrus G15 GA503QC
  • ROG Zephyrus G15 GA503QE
  • ROG Zephyrus G15 GA503QR
Generations-

Exterior

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Dimensions15.70” x 10.70” x 0.73” (399 x 272 x 18.7 mm)13.98” x 9.57” x 0.78” (355 x 243 x 19.9 mm)
Weight5.73 lbs (2.6 kg)4.19 lbs (1.90 kg)
Colors
Brushed Black
Eclipse Gray Moonlight White
Keyboard and Trackpad
  • Backlit chiclet keyboard
  • Per-key RGB lighting
  • Aura Sync
  • 1.4mm travel distance
  • N key rollover
  • Full-size backlit keyboard
    1.7 mm key travel 20M key press lifetime N-Key Rollover
  • Hotkeys 
    Volume down volume up mute Armoury Crate
  • Touchpad
    20% larger 40% faster lower latency

Display

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Size17.3 Inches15.6 Inches
Info
  • 17.3-inch Full HD (1920x1080) IPS-level panel, 240Hz, 3ms, 100% sRGB, G-SYNC, Pantone® Validated
  • 17.3-inch Full HD (1920x1080) IPS-level panel, 144Hz, 3ms, 100% sRGB, G-SYNC, Pantone® Validated
ROG Zephyrus S17 GX701GXR
  • 17.3-inch Full HD (1920x1080) IPS-level panel, 144Hz, 3ms, 100% sRGB, HDR
  • 15.6” WQHD 165Hz
    16:9 2560 x 1440 165Hz 3ms 100% DCI-P3 Non-touch IPS Level Anti-Glare FreeSync Pantone Validated
  • 15.6” FHD 144Hz
    16:9 1920 x 1080 360Hz 3ms 62.5% sRGB 47.34% Adobe RGB Non-touch IPS Level Anti-Glare FreeSync

Ports

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
  • 1 x USB 3.2 Gen 2 Type-C
    Support DisplayPort™ 1.4 and Power Delivery 2.0
  • 1 x USB 3.2 Gen 1 Type-C
  • 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 headphone and microphone combo jack
  • 1 x Kensington lock
2021 ROG Zephyrus G15 Ports
Image Source: ASUS
Left (7)
  • 2 x USB-C
    USB 3.2 Gen 2 (10 Gbps), DisplayPort 1.4, Power Delivery 3.0
  • 1 x USB-A
    USB 3.2 Gen 2 (10 Gbps)
  • 1 x HDMI
    v2.0b
  • 1 x RJ-45
    1 Gbps
  • 1 x headphone jack
    Headphone/Microphone
  • 1 x power port
Right (3)
  • 1 x USB-A
    USB 3.2 Gen 2 (10 Gbps)
  • 1 x microSD card slot
    up to 312 MB/s transfer speed
  • 1 x lock slot

Internal Specs

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Processor
  1. 9th Gen Intel® Core™ i7-9750H
    6 cores, 12 threads, 2.60 → 4.50 GHz, 12MB 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. 9th Gen Intel® Core™ i7-9750H
    Intel® UHD Graphics 630
    24 Execution Units, 350 → 1150 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 32GB DDR4 2666MHz SDRAM
16GB 32GB 48GB
Dual-Channel DDR4 3200MHz Memory.
1 x 16GB Onboard Memory and 1 x SODIMM slot
Discrete Graphics
ASUS ROG Zephyrus S17 GX701GVR
  • NVIDIA® GeForce® RTX 2060
    6GB GDDR6 VRAM.
ASUS ROG Zephyrus S17 GX701GWR
  • NVIDIA® GeForce® RTX 2070
    8GB GDDR6 VRAM.
ASUS ROG Zephyrus S17 GX701GXR
  • NVIDIA® GeForce® RTX 2080
    8GB GDDR6 VRAM.
  • NVIDIA® GeForce RTX™ 3060
    6GB GDDR6 VRAM, with ROG Boost up to 1525MHz at 80W (95W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3070
    8GB GDDR6 VRAM, with ROG Boost up to 1390MHz at 80W (100W with Dynamic Boost).
  • NVIDIA® GeForce RTX™ 3080
    8GB GDDR6 VRAM, with ROG Boost up to 1345MHz at 80W (100W with Dynamic Boost).
Storage
  • 512GB 1TB
    M.2 NVMe PCIe Gen3x2 SSD
  • 1TB
    M.2 NVMe PCIe Gen3x4 SSD
512GB 1TB 2TB
M.2 NVMe PCIe 3.0.
2 x M.2 SSD slots, supports RAID-0.

Connectivity

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Wi-FiIntel® Wi-Fi 5 with Gig+ performance (802.11ac)Intel® Wi-Fi 6 with Gig+ performance (802.11ax)
BluetoothBluetooth 5.0Bluetooth 5.0
Ethernet
  • Gigabit LAN
    Speed: 10/100/1000 Mbps.
 Gigabit LAN
Speed: 10/100/1000 Mbps.

Battery

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Size-90 Wh (4-cell Lithium-ion)
Battery Life
  • Up to 10 hours of video playback.
  • Up to 6 hours 21 minutes of web browsing.
-
Power Supply230W power adaptor
Support Type-C PD 3.0 up to 65W.
  • 200W
      ø6.0 mm power adapter.
  • 100W
      USB-C power adapter.

Software

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
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

Camera & Audio

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Camera
  • No Built-in camera.
  • Support external ROG GC21 camera support 1080p@60Hz.
No Built-in camera.
Audio
  • 2 speakers with Smart AMP technology
  • Array Microphones
  • 4 x 2W woofer with Smart Amp Technology.
  • 2 x 2W tweeter.
  • Supports Dolby Atmos.
  • 3D array microphone.
  • Two-Way AI Noise Cancelation

Misc

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
Security
  • Kensington lock slot
  • One-Touch Login
    Fingerprint on the power button.
  • Kensington Lock Slot
In the box-
  • FHD 1080P@60FPS external camera
    optional.
  • ROG Backpack
    optional.
  • ROG Delta headset
    optional.
  • ROG Chakram Core mouse P511
    optional.
  • ROG Impact Gaming Mouse
    optional.
  • TYPE-C, 100W AC Adapter
    Output: 20V DC, 5A, 100W, Input: 100~240V AC 50/60Hz universal (optional)

Key Features

ROG Zephyrus S17 (2019)2021 ROG Zephyrus G15
At Glance
Released in
2019
16:9 FHD
17.3”
1080p 240Hz
Weight
5.73 lb
2.60 kg
Powered By
Intel Core i7-9750H
6C/12T, 2.60 → 4.50 GHz
Geekbench 5
1,044
Single Core
Geekbench 5
4,880
Multi-Core
With integrated
Intel® UHD Graphics 630
24 Execution Units, 350 → 1150 MHz
Up to
32GB
2666 MHz DDR4
Nvidia GeForce
RTX 2080
8GB GDDR6
Released in Early
2021
16:9
15.6”
1440p 165Hz
Weight
4.19 lb
1.90 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
48GB
3200 MHz DDR4
2021 ROG Zephyrus G15 Ports
Nvidia GeForce
RTX 3080
8GB GDDR6 80W TGP

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