ASUS ROG Zephyrus Duo 15 SE (GX551QS) vs. Lenovo ThinkPad E15 Gen 3 (20YG)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of ASUS ROG Zephyrus Duo 15 SE (GX551QS) and Lenovo ThinkPad E15 Gen 3 (20YG). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

ASUS ROG Zephyrus Duo 15 SE (GX551QS) Review

Advantages and disadvantages of ASUS ROG Zephyrus Duo 15 SE (GX551QS) based on its technical characteristics, features, user experience, expert reviews and price level.

innovative dual-screen design

powerful gaming performance

high-quality build

excellent cooling system

vivid display resolution

high price point

short battery life

heavy and bulky

limited port selection

Lenovo ThinkPad E15 Gen 3 (20YG) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 3 (20YG) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

solid keyboard experience

good battery life

adequate performance level

competitive pricing

average display quality

limited graphics performance

no thunderbolt support

heavier design

Laptop Comparison and Tests

Difference between ASUS ROG Zephyrus Duo 15 SE (GX551QS) and Lenovo ThinkPad E15 Gen 3 (20YG)
85 % - Design
88 % - Display
92 % - Performance
86 % - Connectivity
65 % - Battery
85 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

ASUS ROG Zephyrus Duo 15 SE (GX551QS) vs. Lenovo ThinkPad E15 Gen 3 (20YG) Comparison Chart
DESIGN AND DIMENSIONS ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Product Type Notebook Notebook
Dimensions (WxDxH) 36 cm x 26.8 cm x 2.09 cm 36.5 cm x 24 cm x 1.89 cm
Weight 2.48 kg 1.7 kg
Case Material - Aluminum, polycarbonate ABS
Colour - Black
DISPLAY ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Screen Size (Type) 15.6" 15.6" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 3840 x 2160 (Ultra HD 4K) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. 120 Hz -
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 300 cd/m²
Colour Gamut 100% Adobe RGB, 132.7% sRGB -
Features Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level Anti-glare, 170° viewing angle
PROCESSOR ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
CPU AMD Ryzen 9 5980HX / 3.3 GHz AMD Ryzen 5 5500U / 2.1 GHz
Max Turbo Speed 4.8 GHz 4 GHz
Number of Cores 8-core 6-core
Cache L3 - 16 MB L3 - 8 MB
Features - Integrated memory controller
MEMORY ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
RAM 32 GB (1 x 16 GB + 16 GB (soldered)) 8 GB (provided memory is soldered)
Max RAM Supported 48 GB 24 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Graphics Processor (GPU) NVIDIA GeForce RTX 3080 AMD Radeon Graphics
Memory Allocation Technology - Shared Video Memory (UMA)
Max Monitors Supported - 2 external monitor(s)
Video Memory 16 GB GDDR6 SDRAM -
Video System Features ROG Boost, Dynamic Boost -
Gaming Yes -
Camera - Yes - 720p
Camera Features - IR camera, fixed focus, ThinkShutter camera privacy
Sound Stereo speakers, two tweeters, array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards Dolby Atmos High Definition Audio, Dolby Audio
Audio Features Smart Amp Harman/kardon stereo speakers
COMMUNICATIONS ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111GUS
Features Dual stream (2x2) Dual stream (2x2)
BATTERY ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 90 Wh 57 Wh
Battery Life - Up to 13.6 hours
AC ADAPTER ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 240 Watt, 20 V, 12 A 65 Watt
INPUT ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Type Keyboard, NumberPad Keyboard, TrackPoint, UltraNav
Numeric Keypad - Yes
Keyboard Backlight Yes (RGB) Yes
Features Chiclet keyboard, per-key RGB Spill-resistant, multi-touch touchpad
CONNECTIONS & EXPANSIONS ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Slots - 1 x M.2 Card (1 free)
Interfaces Headphone/microphone combo jack
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
3 x USB 3.2 Gen 2
HDMI
LAN
USB 3.2 Gen 1 (Always On)
USB 2.0
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Operating System (OS) Windows 10 Pro Windows 10 Pro 64-bit Edition - English
MISCELLANEOUS ASUS ROG Zephyrus Duo 15 SE (GX551QS) Lenovo ThinkPad E15 Gen 3 (20YG)
Included Accessories Power adapter, palm rest, ROG X DL2 thank you card USB-C power adapter
Security - Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features System password, ASUS Aura Sync technology Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards - RoHS, GREENGUARD, Energy-Related Products (ErP) Lot 3
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 8
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
Model Number HB185R -
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